:root{color-scheme:dark;--bg:#09251b;--panel:#102e23;--line:#3e6554;--mint:#9de0be;--text:#f3f6ef;--muted:#b3c7bc}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.5}main{width:min(100% - 36px,760px);margin:auto;padding:22px 0 max(20px,env(safe-area-inset-bottom))}header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.brand{color:var(--text);text-decoration:none;font:28px Georgia,serif;line-height:1.1}.brand span{display:block;font:10px Arial,sans-serif;letter-spacing:2px;color:var(--mint);margin-top:7px}#counter{font-size:14px;color:var(--muted);white-space:nowrap}progress{appearance:none;width:100%;height:7px;display:block;border:0;border-radius:20px;overflow:hidden;background:#254337}progress::-webkit-progress-bar{background:#254337}progress::-webkit-progress-value{background:var(--mint);border-radius:20px;transition:width .3s}progress::-moz-progress-bar{background:var(--mint)}.intro{margin:24px 0 18px}h1,h2,legend{font-family:Georgia,serif;font-weight:400}h1{font-size:30px;line-height:1.2;margin:0 0 7px}.intro p{margin:0;color:var(--muted)}.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.photo{padding:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#061b13;aspect-ratio:1;cursor:zoom-in}.photo img{display:block;width:100%;height:100%;object-fit:contain}.photo-hint{font-size:13px;color:var(--muted);text-align:center;margin:10px 0 22px}fieldset{border:0;padding:0;margin:0}legend{font-size:24px;margin-bottom:13px}.choices{display:grid;grid-template-columns:1fr 1fr;gap:10px}.choice{display:flex;align-items:center;gap:10px;padding:14px 11px;min-height:66px;border:1px solid var(--line);border-radius:9px;background:var(--panel);cursor:pointer;font-size:16px;line-height:1.25}.choice:has(input:checked){border-color:var(--mint);background:#204b38;box-shadow:inset 0 0 0 1px var(--mint)}input[type=checkbox]{appearance:none;flex:0 0 22px;width:22px;height:22px;border:1.5px solid #94bda7;border-radius:5px;margin:0;display:grid;place-content:center}input:checked{background:var(--mint);border-color:var(--mint)}input:checked:after{content:'✓';font-weight:bold;color:#09251b;font-size:17px}.choice.correct{border-color:var(--mint)}.choice.incorrect{border-color:#eba994;background:#492c26}.choice:has(input:disabled){cursor:default}.status-row{display:flex;justify-content:space-between;gap:8px;font-size:14px;color:var(--muted);margin:18px 0}.primary{display:block;width:100%;border:0;border-radius:9px;padding:16px;font:600 17px Arial,sans-serif;min-height:54px;background:var(--mint);color:#09251b;cursor:pointer}.primary:disabled{background:#344e42;color:#afbeb5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #e7d88a;outline-offset:4px}#feedback{padding:14px;border:1px solid var(--line);border-radius:9px;margin:0 0 16px;background:var(--panel)}#feedback strong{display:block;color:var(--mint)}footer{text-align:center;margin-top:27px;color:var(--muted);font-size:13px}dialog{max-width:96vw;width:760px;max-height:95dvh;border:1px solid var(--line);border-radius:14px;background:#061b13;padding:14px;color:var(--text)}dialog::backdrop{background:#000c}dialog img{display:block;width:100%;max-height:75dvh;object-fit:contain}dialog button{display:block;margin:0 0 12px auto;padding:10px 16px;border:1px solid var(--line);border-radius:7px;background:var(--panel);color:var(--text);font-size:16px;min-height:44px}dialog p{text-align:center;font-size:14px;color:var(--muted);margin:10px 0 0}#results{padding-top:30px}#results h1{font-size:34px}.result-score{font:64px Georgia,serif;color:var(--mint);margin:18px 0}.result-note{color:var(--muted);margin-bottom:24px}.review{list-style:none;padding:0;margin:25px 0}.review li{padding:12px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}.review small{display:block;color:var(--muted);font-size:14px}.review .mark{color:var(--mint)}[hidden]{display:none!important}@media(min-width:650px){main{padding-top:32px}.brand{font-size:34px}h1{font-size:38px}.gallery{gap:10px}.photo{max-height:210px}.choice{min-height:70px;font-size:18px;padding:18px}footer{margin-bottom:15px}}@media(max-width:350px){main{width:calc(100% - 24px)}.choices{grid-template-columns:1fr}h1{font-size:27px}}

#quiz{padding-top:22px}.gallery{margin-bottom:24px}.photo{position:relative}.zoom-icon{position:absolute;right:6px;bottom:6px;width:26px;height:26px;display:grid;place-items:center;border-radius:50%;background:rgba(6,27,19,.86);color:#f3f6ef;pointer-events:none}.zoom-icon svg{width:17px;height:17px}

.back-link{display:inline-block;color:var(--mint);font-size:14px;text-decoration:none;margin:0 0 16px;padding:6px 0}.back-link:hover{text-decoration:underline}.landing header{padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:28px}.landing h1{font-size:30px;margin-bottom:22px}.quiz-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:18px}.quiz-card{display:block;overflow:hidden;border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--text);text-decoration:none}.quiz-card:hover{border-color:var(--mint)}.quiz-cover{display:grid;grid-template-columns:repeat(3,1fr);height:170px;gap:3px;background:var(--bg)}.quiz-cover img{width:100%;height:100%;object-fit:cover;min-width:0}.quiz-card-body{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px}.quiz-card h2{font-size:27px;margin:0 0 5px}.quiz-card p{font-size:14px;color:var(--muted);margin:0}.card-arrow{color:var(--mint);font-size:25px}@media(min-width:650px){.quiz-card{max-width:430px}.quiz-cover{height:200px}}
.answer-kind{display:block;font:11px Arial,sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}.choice span{min-width:0;overflow-wrap:anywhere}.brand span{max-width:230px;line-height:1.4}.landing-help{color:var(--muted);margin:-10px 0 18px}.select-actions{display:flex;gap:20px;margin-bottom:14px}.text-button{color:var(--mint);background:none;border:0;padding:8px 0;min-height:44px;font-size:16px;cursor:pointer}.deck-link{display:block;color:inherit;text-decoration:none}.deck-select{display:flex;align-items:center;gap:12px;min-height:54px;padding:12px 20px;border-top:1px solid var(--line);cursor:pointer;color:var(--muted);font-size:14px}.quiz-card.deck-selected{border-color:var(--mint);box-shadow:0 0 0 1px var(--mint)}.deck-selected .deck-select{color:var(--text);background:#204b38}.combo-bar{position:sticky;bottom:0;padding:14px 0 max(14px,env(safe-area-inset-bottom));background:var(--bg);border-top:1px solid var(--line);margin-top:24px;z-index:2}.combo-bar p{font-size:14px;color:var(--muted);margin:0 0 10px}.quiz-list .quiz-card{max-width:none}.quiz-list .quiz-cover{height:145px}.quiz-list .quiz-card h2{font-size:25px}.quiz-list{align-items:start}@media(max-width:380px){.choices{grid-template-columns:1fr}}
.quiz-cover{grid-template-rows:minmax(0,1fr);overflow:hidden}.quiz-cover img{min-height:0;display:block}.quiz-list{padding-bottom:12px}

.mode-tabs{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;margin:0 0 18px}.mode-tabs a{flex:1;text-align:center;padding:12px 8px;color:var(--muted);text-decoration:none;font-size:14px}.mode-tabs a[aria-current=page]{background:#204b38;color:var(--mint);box-shadow:inset 0 -3px var(--mint)}.mode-tabs a:hover{background:var(--panel)}.personal-best{font-size:14px;color:var(--mint);margin:12px 0 18px}.landing-modes{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}.landing-modes legend{font:14px Arial,sans-serif;color:var(--muted);margin-bottom:10px}.landing-modes label{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;min-height:48px;padding:10px 8px;border:1px solid var(--line);border-radius:9px;background:var(--panel);font-size:14px;white-space:nowrap;cursor:pointer}.landing-modes label:has(input:checked){border-color:var(--mint);background:#204b38;color:var(--mint)}.landing-modes input{accent-color:var(--mint);margin:0;width:16px;height:16px}.landing-modes input:after{content:none}.quiz-card .deck-best{color:var(--mint);font-size:12px;margin-top:8px}.secondary{display:block;width:100%;min-height:54px;padding:14px;border:1px solid var(--line);border-radius:9px;background:var(--panel);color:var(--text);font:600 16px Arial,sans-serif;cursor:pointer}.secondary:disabled{opacity:.45;cursor:default}.result-actions{display:grid;gap:10px}.status-row{flex-wrap:wrap}#streak{color:var(--mint)}#study{padding-top:22px}.study-picker-label{display:block;color:var(--muted);font-size:14px;margin-bottom:7px}#study-picker{width:100%;min-height:48px;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:10px;font:16px Arial,sans-serif;margin-bottom:24px}#study-picker:focus-visible{outline:3px solid #e7d88a;outline-offset:3px}.study-scientific{font-style:italic;color:var(--mint);margin:8px 0 20px}.study-note{border-top:1px solid var(--line);padding:17px 0}.study-note h2{font-size:23px;margin:0 0 8px}.study-note p{margin:0;color:var(--muted)}.study-note a{display:inline-block;color:var(--mint);font-size:13px;margin:10px 16px 0 0;padding:4px 0}.study-nav{display:flex;gap:12px;margin-top:20px}.study-nav>*{flex:1}.combo-bar .personal-best{color:var(--mint)}@media(max-width:350px){.landing-modes label{font-size:12px;padding:8px 5px}.status-row{font-size:12px}}

#study-pronunciation{margin:-10px 0 22px}.phonetic{color:var(--muted);font-size:14px;letter-spacing:.02em;margin:0 0 10px}.pronunciation-link{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:9px 13px;color:var(--mint);background:var(--panel);border:1px solid var(--line);border-radius:8px;text-decoration:none;font-size:14px}.pronunciation-link:hover{border-color:var(--mint)}.pronunciation-link svg{display:block;width:20px;height:20px;flex:none}.study-note p+p{margin-top:12px}.plant-facts{margin:12px 0 0}.plant-facts>div{display:grid;grid-template-columns:minmax(100px,1fr) minmax(0,2fr);gap:12px;padding:9px 0;border-bottom:1px solid #244638}.plant-facts>div:last-child{border-bottom:0}.plant-facts dt{font-size:14px;color:var(--muted)}.plant-facts dd{margin:0;color:var(--text);font-size:15px;overflow-wrap:anywhere}.reference-profile>p{font-size:14px;color:var(--mint)}.study-sources a{overflow-wrap:anywhere;min-height:36px;line-height:1.5}.study-sources>p{font-size:13px}.study-sources .source-detail{font-size:13px;margin:0 0 8px;color:var(--muted)}@media(max-width:350px){.plant-facts>div{grid-template-columns:1fr;gap:3px}.pronunciation-link{font-size:13px}}

.memory-list{list-style:none;padding:0;margin:14px 0 20px;display:grid;gap:10px}.memory-list li{display:flex;align-items:flex-start;gap:12px;padding:13px;border:1px solid var(--line);border-radius:9px;background:var(--panel)}.memory-list li>div{flex:1;min-width:0}.memory-list p{overflow-wrap:anywhere;white-space:pre-wrap;font-size:15px}.memory-list .is-pinned{border-color:var(--mint);background:#204b38}.memory-list .is-pinned p{color:var(--text)}.memory-pin{flex:none;min-height:44px;padding:8px;background:transparent;border:1px solid var(--line);border-radius:7px;color:var(--mint);font:14px Arial,sans-serif;cursor:pointer;white-space:nowrap}.memory-pin:hover{border-color:var(--mint)}.memory-pin[aria-pressed=true]{border-color:var(--mint)}.memory-tag{display:block;color:var(--mint);font-size:12px;margin-bottom:5px}.custom-memory-form label{display:block;font-size:15px;color:var(--text);margin-bottom:8px}.custom-memory-form textarea{display:block;width:100%;resize:vertical;min-height:94px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--text);padding:12px;font:16px/1.5 Arial,sans-serif}.custom-memory-form textarea::placeholder{color:var(--muted)}.custom-memory-form textarea:focus-visible{outline:3px solid #e7d88a;outline-offset:3px}.memory-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:10px}.memory-actions .secondary{width:auto;min-height:44px;font-size:14px;padding:10px 14px}.memory-actions .text-button{font-size:14px}.study-note .memory-status{font-size:13px;color:var(--mint);margin-top:10px}.memory-status:empty{display:none}@media(max-width:400px){.memory-list li{flex-direction:column;gap:8px}.memory-pin{align-self:flex-end}}
.quiz-list label.quiz-card{cursor:pointer}.quiz-list .quiz-card-body{justify-content:flex-start;gap:12px;padding:18px 16px}.quiz-card-body>span{min-width:0}.deck-title{display:block;font:23px/1.25 Georgia,serif}.quiz-card .deck-best{display:block}.quiz-card:has(input:focus-visible){outline:3px solid #e7d88a;outline-offset:3px}