:root{
  --bg:#F7FBF3;--card:#fff;--ink:#4a5a46;--ink-soft:#8aa38a;
  --green:#86B875;--green-deep:#5FA350;--blue:#5AA9E6;--lemon:#FFD766;
  --line:#E4EAD8;--line2:#C9E8BF;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"PingFang SC","Microsoft YaHei",sans-serif;background:#EDF5E9;color:var(--ink);min-height:100vh}
.shell{max-width:820px;margin:0 auto;padding:0 14px 80px}
.topbar{display:flex;align-items:center;gap:10px;background:#fff;border-radius:0 0 20px 20px;padding:12px 18px;box-shadow:0 2px 8px rgba(40,70,40,.06);position:sticky;top:0;z-index:10}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:18px}
.logo .dot{width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--green),#A8D9A0);display:flex;align-items:center;justify-content:center;color:#fff}
.user-pill{margin-left:auto;display:flex;align-items:center;gap:8px;background:#EFF6EC;border-radius:999px;padding:5px 14px 5px 7px;font-size:13px;font-weight:600}
.user-pill .ava{width:28px;height:28px;border-radius:50%;background:var(--lemon);display:flex;align-items:center;justify-content:center;font-size:14px}

.bottomnav{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);display:flex;z-index:20;max-width:820px;margin:0 auto}
.bottomnav button{flex:1;border:none;background:transparent;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;color:var(--ink-soft);cursor:pointer;padding:8px 0;font-family:inherit}
.bottomnav button .ico{font-size:20px}
.bottomnav button.active{color:var(--green-deep);font-weight:800}

.view{display:none;animation:fade .2s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.stage{background:#fff;border-radius:22px;padding:20px;margin-top:14px;box-shadow:0 6px 20px rgba(40,70,40,.06)}
.cap{font-size:12px;color:var(--ink-soft);font-weight:600}
h2.title{font-size:20px;font-weight:800;margin:2px 0 14px}
.note{display:inline-block;font-size:11px;background:#EFF6EC;color:var(--green-deep);border-radius:8px;padding:2px 8px;margin-left:6px;vertical-align:middle}

.btn{border:none;border-radius:14px;padding:12px 20px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit}
.btn-pri{background:var(--green);color:#fff}
.btn-pri:disabled{opacity:.5;cursor:not-allowed}
.btn-ghost{background:#EFF6EC;color:var(--ink)}
.btn-blue{background:var(--blue);color:#fff}
.btn-sm{padding:8px 14px;font-size:13px}

.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:14px}
.book-card{background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:12px;cursor:pointer;text-align:center}
.book-card:hover{border-color:var(--green)}
.book-cover{height:130px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:38px;color:#fff;margin-bottom:8px}
.book-name{font-weight:700;font-size:14px}
.book-meta{font-size:11px;color:var(--ink-soft);margin-top:2px}

.hero{display:flex;align-items:center;gap:16px;background:linear-gradient(135deg,#EFF6EC,#F7FBF3);border:1.5px solid var(--line2);border-radius:20px;padding:14px 18px;margin-bottom:16px}
.kid-emoji{width:64px;height:64px;border-radius:50%;background:var(--lemon);display:flex;align-items:center;justify-content:center;font-size:34px;flex:0 0 auto}
.stats{display:flex;gap:18px;flex-wrap:wrap;margin-left:auto}
.stat .v{font-size:20px;font-weight:800;color:var(--green-deep)}
.stat .l{font-size:11px;color:var(--ink-soft)}

.read-page{background:#F7FBF3;border:1.5px solid var(--line);border-radius:16px;min-height:230px;display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--ink-soft)}
.read-text{margin-top:14px;background:#F7FBF3;border:1.5px solid var(--line);border-radius:14px;padding:14px 18px;font-size:19px;line-height:1.9;text-align:center}
.read-text .py{font-size:13px;color:var(--green-deep);letter-spacing:2px}
.tool-row{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-top:12px}
.tool-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;background:#EFF6EC;border:none;border-radius:14px;padding:12px 8px;font-weight:700;color:var(--green-deep);cursor:pointer;font-family:inherit;min-width:90px}
.tool-btn .ico{font-size:24px}
.pager{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px}
.page-dot{flex:1;display:flex;justify-content:center;gap:6px;flex-wrap:wrap}
.dot{width:9px;height:9px;border-radius:50%;background:#DCE8D6;cursor:pointer}
.dot.on{background:var(--green);width:20px;border-radius:99px}

.follow-box{background:#F7FBF3;border:1.5px solid var(--line);border-radius:18px;padding:22px;text-align:center}
.mic-ring{width:92px;height:92px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#C9EBB8,#86B875);margin:12px auto;display:flex;align-items:center;justify-content:center;font-size:38px;color:#fff;box-shadow:0 8px 18px rgba(90,163,80,.35)}
.score-box{margin-top:16px;background:#fff;border:1.5px solid var(--line2);border-radius:14px;padding:14px;text-align:left}
.score-big{font-size:38px;font-weight:800;color:var(--green-deep)}
.hint{font-size:12px;color:var(--ink-soft);margin-top:6px}

.quiz-opt{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:14px;padding:14px 16px;margin-top:10px;cursor:pointer;font-weight:600}
.quiz-opt:hover{border-color:var(--blue)}
.quiz-opt .mark{width:28px;height:28px;border-radius:50%;background:#EFF6EC;display:flex;align-items:center;justify-content:center;font-weight:800;flex:0 0 auto}
.quiz-opt.correct{border-color:var(--green);background:#F0F9EC}
.quiz-opt.wrong{border-color:#E8A0A0;background:#FDF1F1}

.me-tabs{display:flex;gap:8px;margin-bottom:14px}
.me-tabs button{flex:1;border:none;border-radius:12px;padding:10px;font-size:13px;font-weight:700;background:#EFF6EC;color:var(--ink-soft);cursor:pointer;font-family:inherit}
.me-tabs button.active{background:var(--green);color:#fff}
.me-panel{display:none}.me-panel.active{display:block}

.badge-row{display:flex;gap:12px;overflow-x:auto;padding:4px 2px;scrollbar-width:none}
.badge-row::-webkit-scrollbar{display:none}
.badge{flex:0 0 80px;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:10px 6px;text-align:center}
.badge.locked{opacity:.4}
.badge .medal{width:48px;height:48px;border-radius:50%;margin:0 auto 6px;display:flex;align-items:center;justify-content:center;font-size:22px}
.badge .n{font-size:12px;font-weight:700}
.badge .sub{font-size:10px;color:var(--ink-soft)}

.slot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:12px}
.slot{background:#F7FBF3;border:1.5px solid var(--line);border-radius:14px;padding:10px;text-align:center;cursor:pointer}
.slot .item-ico{height:52px;display:flex;align-items:center;justify-content:center;font-size:28px}
.slot .tag{font-size:10px;color:var(--green-deep);font-weight:700}
.slot.owned{border-color:var(--green);background:#EFF6EC}

.field{margin-top:12px}
.field label{font-size:12px;color:var(--ink-soft);font-weight:600;display:block;margin-bottom:6px}
.field input,.field select{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:11px;font-size:15px;font-family:inherit;background:#fff;color:var(--ink)}
.page-row{display:flex;align-items:center;gap:10px;background:#F7FBF3;border:1.5px solid var(--line);border-radius:12px;padding:9px 12px;margin-top:8px;font-size:13px}
.page-row .pno{width:32px;height:32px;border-radius:8px;background:var(--line2);color:#4a6a4a;display:flex;align-items:center;justify-content:center;font-weight:800;flex:0 0 auto}
.page-row .meta{margin-left:auto;color:var(--ink-soft);font-size:11px}

.manage-card{display:flex;align-items:center;justify-content:space-between;background:#F4FBF1;border:1.5px solid var(--line2);border-radius:14px;padding:16px 18px;font-size:15px;font-weight:700;color:#2f5d2f;cursor:pointer;margin-top:10px}
.manage-card .desc{display:block;font-size:11px;font-weight:400;color:#7a9477;margin-top:3px}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:#4a5a46;color:#fff;padding:11px 20px;border-radius:99px;font-size:14px;z-index:99;opacity:0;transition:opacity .2s;pointer-events:none;max-width:90%;text-align:center}
.toast.show{opacity:1}
.modal-mask{position:fixed;inset:0;background:rgba(30,50,30,.4);display:none;align-items:center;justify-content:center;z-index:50}
.modal-mask.show{display:flex}
.modal{background:#fff;border-radius:18px;padding:22px;width:min(340px,90%)}
.modal input{width:100%;border:1.5px solid var(--line);border-radius:12px;padding:12px;font-size:16px;text-align:center;letter-spacing:4px;font-family:inherit}
.modal .err{color:#E06A5C;font-size:12px;display:none;margin-top:6px}
.kpi-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:12px}
.kpi-box{background:#F7FBF3;border:1.5px solid var(--line);border-radius:14px;padding:12px;text-align:center}
.kpi-box .v{font-size:22px;font-weight:800;color:var(--green-deep)}
.kpi-box .l{font-size:11px;color:var(--ink-soft)}
@media(max-width:560px){.stats{gap:12px}.read-page{min-height:180px}}

/* ===== 全屏沉浸式阅读（淡色右侧按键 · 点按/滑动翻页 · 无翻页箭头） ===== */
.fullview{position:fixed;inset:0;background:#BBD9AC;z-index:30;padding:0;overflow:hidden}
.full-canvas{position:absolute;inset:0}
.full-canvas .page-art{width:100%;height:100%;min-height:0;border-radius:0;border:none;display:flex;align-items:center;justify-content:center;font-size:15px;color:#5a7a52;background:transparent}
.full-canvas .ph{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}
.full-canvas .page-art .pg-emoji{font-size:min(46vw,46vh);filter:drop-shadow(0 12px 20px rgba(40,80,40,.25))}
.full-top{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;gap:6px;padding:12px 14px;color:#fff;font-size:15px;font-weight:800;text-shadow:0 1px 3px rgba(40,80,40,.45);z-index:6;pointer-events:none}
.full-top .full-note{font-size:12px;font-weight:600;opacity:.85;margin-left:4px}
.fback{pointer-events:auto;background:rgba(255,255,255,.28);border:1px solid rgba(255,255,255,.38);color:#fff;width:32px;height:32px;border-radius:50%;font-size:18px;font-weight:800;cursor:pointer;display:flex;align-items:center;justify-content:center;font-family:inherit}
.full-btns{position:absolute;right:10px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:12px;z-index:6}
.fbtn{width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.26);border:1px solid rgba(255,255,255,.36);color:#fff;font-size:16px;font-weight:800;cursor:pointer;box-shadow:0 2px 8px rgba(40,80,40,.18);display:flex;align-items:center;justify-content:center;font-family:inherit;transition:.15s}
.fbtn:active{transform:scale(.94)}
.fbtn.on{background:rgba(127,203,110,.62);border-color:rgba(255,255,255,.5)}
.fbtn#finishBtn{background:rgba(255,233,179,.55);color:#6a5400}
.full-pinyin{position:absolute;left:0;right:0;bottom:0;padding:14px 20px calc(14px + env(safe-area-inset-bottom));background:rgba(255,255,255,.92);color:#4a5a46;font-size:17px;line-height:1.9;text-align:center;font-weight:700;z-index:5}
.full-pinyin .py-line{font-size:13px;color:var(--green-deep);letter-spacing:2px;font-weight:600;margin-bottom:2px}
.btn-big{padding:14px 28px;font-size:16px;border-radius:999px}