/* 小小探索家 · 用户体验精修：8pt 布局节奏、儿童可读字号、平板独立适配 */
:root{--space-1:8px;--space-2:12px;--space-3:16px;--space-4:24px;--space-5:32px;--text:#253d56;--muted:#5c7085;--border:#e3eaf0;--primary:#6959c6;--shadow:0 6px 20px #32537112,0 1px 2px #23426209;font-size:16px}
html{scroll-behavior:smooth}body{color:var(--text);line-height:1.55;background:linear-gradient(115deg,#f7f4ff,#eff8fd 60%,#fdf9ed)}
.app{max-width:1240px;padding:24px clamp(18px,3vw,38px) 120px}
.top{padding:14px 20px;background:#fffc;border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow)}
.top .logo{font-size:clamp(21px,2vw,25px);line-height:1.3}.top .sub{font-size:13px}
.card,.world{border:1px solid var(--border);box-shadow:var(--shadow);background:#fff;overflow:visible}
.card{padding:clamp(18px,2.4vw,28px);border-radius:22px;margin:20px 0}.world{padding:19px;border-radius:20px}
.section{font-size:clamp(21px,2.2vw,26px);line-height:1.3;margin:30px 0 16px}
p{line-height:1.68}.muted{color:var(--muted)}.grid{gap:16px}
.action{min-height:44px;border-radius:13px;padding:11px 18px;font-size:14px;line-height:1.3;letter-spacing:.1px}
.action:disabled{cursor:not-allowed;opacity:.64}.action:hover:not(:disabled){filter:brightness(1.035)}
button,input,select{font-family:inherit}input,select{font-size:16px;min-height:44px}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ffbd5c;outline-offset:3px}
.nav{max-width:100%;border-top:1px solid #e7eaf0;box-shadow:0 -7px 22px #253d5614;backdrop-filter:blur(12px);padding:8px 12px max(8px,env(safe-area-inset-bottom));gap:clamp(2px,1vw,15px)}
.nav button{min-width:78px;min-height:52px;padding:8px 12px;border-radius:14px;line-height:1.25}
.nav-label{font-size:13px;font-weight:800}.nav-icon{font-size:19px}
.hero h1{font-size:clamp(27px,3.1vw,36px);line-height:1.25}.hero-explore-button{min-height:48px}
.pet-card{padding:18px 22px;gap:18px}.mini-badge{display:inline-flex;padding:6px 12px;line-height:1.5}
/* Targeted exploration tasks, not aimless walking */
.map-title{margin-top:24px;margin-bottom:15px}.map-title p{font-size:14px;max-width:720px}
.field-mission{display:grid;grid-template-columns:minmax(0,1fr) minmax(170px,220px);gap:18px;align-items:stretch;background:linear-gradient(115deg,#fffdf5,#effbf4 72%,#e2f3fb);border:1px solid #d2e7d7;border-radius:24px;box-shadow:var(--shadow);padding:20px 22px;margin:17px 0 18px}
.field-mission-main>h3{font-size:21px;line-height:1.35;margin:8px 0 4px;color:#27624e}.field-mission-main>p{font-size:14px;color:#59796d;margin:0 0 16px}.field-mission-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.mission-step{display:flex;align-items:center;text-align:left;gap:10px;min-width:0;min-height:70px;padding:10px 11px;background:#fff;border:1px solid #d9eade;border-radius:14px;color:#316653;box-shadow:0 3px 0 #dcece1;transition:transform .18s,box-shadow .18s}
.mission-step:hover{transform:translateY(-2px);box-shadow:0 5px 0 #dcece1}.mission-step>span:first-child{font-size:26px;flex:none}.mission-step b{display:block;font-size:14px;line-height:1.25}.mission-step small{font-size:11px;color:#718a7e;display:block;margin-top:5px;line-height:1.3}.mission-step.is-done{background:#e9f7ec;border-color:#b8e1c4}
.field-mission-action{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:12px;background:#fffffff2;border-radius:18px;border:1px solid #deeadf;text-align:center}
.mission-count{font-size:49px;line-height:1;font-weight:900;color:#3b9671;font-variant-numeric:tabular-nums}.mission-count small{font-size:19px;color:#87a799}.field-mission-action>small{color:#719485;font-weight:750}.field-mission-action .action{width:100%;margin-top:6px}.mission-finished{font-size:13px;color:#307b58;font-weight:900;line-height:1.5}
.discovery-panel{width:min(600px,calc(100% - 36px));align-items:flex-start;padding:18px 20px}.discovery-panel>div:nth-child(2){min-width:0;flex:1}.discovery-panel strong{line-height:1.4;display:block}
.observation-choices{display:grid;gap:8px;margin:12px 0}.observation-choices button{display:block;background:#fff;border:2px solid #d3e7d8;border-radius:12px;min-height:44px;padding:10px 12px;color:#2e674d;text-align:left;font-weight:800;font-size:14px}
.observation-choices button:hover,.observation-choices button:focus-visible{background:#f2fff5;border-color:#6bc58e}.observation-feedback{font-size:13px;margin:8px 0;color:#49705f;font-weight:700}.observation-feedback.retry{color:#9b6a22}.observation-feedback.good{color:#287a52}
/* Compact four-across decoration shop, including tablet and 2 columns on phone */
.page-heading{margin:26px 0 18px}.page-heading h2{font-size:28px;margin:6px 0}.page-heading p{margin:4px 0;color:var(--muted);font-size:14px}
.base-showcase{display:flex;align-items:center;justify-content:space-between;gap:16px;background:linear-gradient(115deg,#279c84,#63b8aa 55%,#97d8a0);border-radius:22px;padding:26px 30px;box-shadow:var(--shadow);color:white;overflow:hidden;position:relative}
.base-showcase:after{content:'✦ ✧';position:absolute;right:25%;top:12px;opacity:.45;font-size:30px}.base-showcase h3{font-size:clamp(18px,2.4vw,26px);line-height:1.35;margin:10px 0;max-width:600px}.base-showcase p{font-size:14px}.base-decoration-preview{font-size:clamp(22px,3vw,32px);letter-spacing:7px;background:#ffffff17;padding:8px 15px;border-radius:14px;display:inline-block}
.coin-balance{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;background:#ffffffed;border:2px solid white;border-radius:20px;padding:16px 28px;min-width:144px;white-space:nowrap;color:#a16f28;font-size:22px}.coin-balance strong{font-size:38px;line-height:1.1}.coin-balance span{font-size:12px;color:#7e847f;font-weight:800}
.shop-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:25px}.shop-heading .section{margin:0 0 4px}.shop-heading p{margin:0;color:var(--muted);font-size:14px}.shop-balance{flex:none;padding:9px 13px;border-radius:99px;background:#fff4da;color:#8d632b;font-size:13px;font-weight:800;border:1px solid #f2e5c5}
.decor-shop-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:16px}
.decor-product{background:#fff;border:1px solid #e7edf2;border-radius:19px;overflow:hidden;min-width:0;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.decor-product:hover{transform:translateY(-3px);box-shadow:0 10px 25px #32537120}.decor-illustration{height:148px;display:grid;place-items:center;position:relative;overflow:hidden;background:linear-gradient(125deg,#d7f6dc,#bceadf)}.decor-illustration:after{content:'';position:absolute;bottom:-38px;width:125px;height:72px;border-radius:50%;background:#fff9;pointer-events:none}.decor-illustration span{font-size:64px;filter:drop-shadow(0 8px 7px #326e4b35);z-index:1;transition:transform .25s}.decor-product:hover .decor-illustration span{transform:translateY(-5px) rotate(-3deg)}
.decor-1{background:linear-gradient(135deg,#e8e0ff,#c5d9fc)}.decor-2{background:linear-gradient(135deg,#ffebc7,#ffd9ce)}.decor-3{background:linear-gradient(135deg,#d7eafa,#c7ddff)}
.decor-product-details{padding:15px;display:flex;flex-direction:column;flex:1;gap:9px}.decor-product h3{font-size:17px;line-height:1.3;color:#354d65;margin:0}.decor-price{font-size:13px;font-weight:800;color:#a37739}.decor-product .action{margin-top:auto;min-height:43px;width:100%;font-size:13px;padding:9px 6px}.decor-product .action:disabled{border-bottom-width:2px}
/* Parent console: strong hierarchy, overview chart and dedicated sections */
.parent-header{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:24px 0 20px}.parent-header h2{font-size:29px;line-height:1.3;margin:6px 0}.parent-header p{margin:0;color:var(--muted);font-size:14px}.parent-profile{background:white;border:1px solid #e1e8f1;border-radius:18px;padding:11px 20px;display:flex;flex-direction:column;align-items:flex-end;gap:2px;box-shadow:var(--shadow)}.parent-profile span,.parent-profile small{font-size:12px;color:#7d8da0}.parent-profile strong{font-size:17px;color:#354e6d}
.parent-tabs{display:flex;gap:7px;padding:6px;background:#eaeff8;border-radius:17px;margin-bottom:18px;max-width:620px}
.parent-tabs button{flex:1;min-height:44px;padding:9px 12px;background:transparent;color:#5e6f85;border-radius:12px;font-weight:800;font-size:14px;white-space:nowrap}
.parent-tabs button.active{background:white;box-shadow:0 2px 8px #455c7a24;color:#594abb}
.parent-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.parent-kpi{padding:17px 17px 16px;border-radius:17px;background:white;border:1px solid #e1e8f0;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:7px;min-width:0}.parent-kpi>span{font-size:13px;font-weight:850;color:#63768b}.parent-kpi strong{font-size:clamp(22px,3vw,35px);line-height:1.15;color:#385571;font-variant-numeric:tabular-nums}.parent-kpi small{font-size:11px;color:#8593a0;line-height:1.45}
.parent-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;align-items:start}.parent-columns>.card{margin:17px 0 0}.parent-panel{min-width:0}.parent-panel h3{margin:0;font-size:18px;color:#324b64}.panel-title{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:15px;flex-wrap:wrap}.panel-title small{font-size:12px;color:#8c96a5}.parent-bars{height:180px;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:9px;align-items:end;border-bottom:1px solid #e5ebf1}.parent-bar-item{min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}.parent-bar-item b{font-size:11px;color:#59738a;min-height:17px}.parent-bar-track{height:130px;width:min(100%,36px);display:flex;flex-direction:column;justify-content:flex-end}.parent-bar-track i{border-radius:9px 9px 3px 3px;background:linear-gradient(180deg,#a395ed,#7769d3);width:100%;min-height:4px;transition:height .25s}.parent-bar-item>span{font-size:10px;color:#798a9b;padding:5px 0;white-space:nowrap}.panel-tip{margin:12px 0 0;padding:10px 12px;font-size:12px;color:#5c7784;background:#f1f7fa;border-radius:12px}
.parent-subjects{display:grid;gap:18px}.subject-row>div:first-child{display:flex;justify-content:space-between;gap:8px;margin-bottom:8px;font-size:13px}.subject-row b{color:#476075}.subject-row span{color:#7890a0}.subject-track{height:9px;background:#edf0f7;border-radius:10px;overflow:hidden}.subject-track i{display:block;height:100%;border-radius:10px;background:linear-gradient(90deg,#79cfae,#4ba9a6)}.parent-advice{margin-top:22px;padding:14px;border:1px solid #d6ead9;background:#f0f9f2;border-radius:14px}.parent-advice b{font-size:13px;color:#3c8469}.parent-advice p{font-size:12px;margin:5px 0 0;color:#537263}
.parent-activity{display:grid;gap:1px}.activity-row{display:flex;align-items:center;gap:12px;padding:12px 3px;border-bottom:1px solid #edf0f4}.activity-row:last-child{border-bottom:0}.activity-dot{width:10px;height:10px;background:#58c18b;border-radius:50%;flex:none}.activity-dot.retry{background:#eebd6a}.activity-row>div{flex:1;min-width:0}.activity-row strong{display:block;font-size:13px;color:#3c5668;overflow-wrap:anywhere}.activity-row small{display:block;font-size:12px;color:#7e8ea2}.activity-row time{white-space:nowrap;font-size:11px;color:#8695a4}
.parent-security-note{padding:12px 16px;margin-top:21px;font-size:12px;color:#6e7785;background:#fffaf0;border:1px solid #f0e3c5;border-radius:13px}
.parent-summary-strip{display:flex;gap:12px;flex-wrap:wrap}.parent-summary-strip>span{border:1px solid #e3e9f2;border-radius:14px;background:white;padding:12px 17px;font-size:13px;color:#62778c}.parent-summary-strip b{color:#6251bc;font-size:19px;margin-left:8px}
.parent-reward-panel .parent-reward-fields{grid-template-columns:repeat(3,minmax(0,1fr))}.parent-reward-fields label{font-size:13px;gap:8px}.parent-reward-fields input,.parent-reward-fields select{font-size:14px;min-height:45px}.reward-review,.reward-request{border:1px solid #edf0f5;background:#f9fbfe}.reward-review button{margin:3px 2px}.parent-reward-panel .reward-hint{margin:15px 0}
.setting-field{display:flex;flex-direction:column;gap:8px;font-size:14px;font-weight:800;margin:16px 0;color:#47617b}.setting-field input,.setting-field select{width:100%;padding:10px 12px;border-radius:12px;border:1px solid #d5dfed;min-height:46px;background:white}.settings-actions{display:flex;align-items:stretch;flex-wrap:wrap;gap:10px;margin-top:21px}.danger-action{color:#9b4d54!important}
.parent-entry{max-width:820px;margin:28px auto}.parent-entry-hero{display:flex;gap:18px;align-items:center;padding:25px;background:linear-gradient(110deg,#e8f3ff,#f8f0ff);border-radius:22px}.parent-entry-hero h2{font-size:28px;margin:8px 0}.parent-entry-hero p{margin:0;color:#5f7488}.entry-lock{display:grid;place-items:center;font-size:42px;background:white;width:80px;height:80px;border-radius:19px;box-shadow:var(--shadow)}.gate-card{margin-top:18px}.gate-card h3{font-size:19px;margin-top:0}.gate-card label{display:block;font-size:18px;font-weight:850;margin:15px 0 9px}.gate-fields{display:flex;gap:12px}.gate-fields input{width:180px}
/* Tablet landscape/portrait: two-column tasks, touch-friendly controls, sensible line lengths */
@media(min-width:651px) and (max-width:1100px){.app{padding:20px 24px 120px}.nav button{min-width:76px;padding:8px 10px}.nav-label{font-size:12px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.minigame-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.decor-shop-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.decor-illustration{height:125px}.decor-product-details{padding:12px}.parent-reward-panel .parent-reward-fields{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:651px) and (max-width:830px){.field-mission{grid-template-columns:1fr}.field-mission-action{display:flex;flex-direction:row;gap:12px}.mission-count{font-size:35px}.field-mission-action .action{width:auto;min-width:180px;margin:0 0 0 auto}.parent-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.parent-columns{grid-template-columns:1fr}.parent-tabs{max-width:none}}
@media(max-width:650px){:root{font-size:16px}.app{padding:12px 12px 108px}.top{border-radius:16px;padding:11px 12px}.top .logo{font-size:18px}.top .sub{font-size:11px}.top .pill{font-size:11px}.card{padding:17px}.section{font-size:21px;margin:24px 0 12px}.hero{margin-top:16px;padding:20px}.pet-card{padding:14px}.nav{gap:2px}.nav button{min-width:0;min-height:54px;padding:8px 1px}.nav-icon{font-size:19px}.nav-label{font-size:10px}.map-title{margin-top:18px}.field-mission{padding:15px;grid-template-columns:1fr;gap:12px;border-radius:18px}.field-mission-main>h3{font-size:18px}.field-mission-main>p{font-size:13px}.field-mission-steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.mission-step{flex-direction:column;min-height:88px;justify-content:center;text-align:center;gap:4px;padding:7px 3px}.mission-step>span:first-child{font-size:25px}.mission-step b{font-size:12px}.mission-step small{font-size:10px}.field-mission-action{flex-direction:row;flex-wrap:wrap;justify-content:space-between}.mission-count{font-size:32px}.mission-count small{font-size:14px}.field-mission-action .action{width:auto;min-width:128px;margin:0}.discovery-panel{width:calc(100% - 16px);bottom:125px;padding:13px;gap:8px}.discovery-panel strong{font-size:16px}.discovery-panel p{font-size:12px;margin:6px 0}.discovery-illustration{font-size:32px}.observation-choices{gap:6px;margin:7px 0}.observation-choices button{padding:8px 10px;font-size:12px;min-height:40px}.observation-feedback{font-size:11px}.base-showcase{padding:18px;gap:8px;border-radius:17px}.base-showcase h3{font-size:17px}.base-showcase p{font-size:12px}.base-decoration-preview{font-size:23px;letter-spacing:2px}.coin-balance{min-width:90px;padding:10px 12px;font-size:18px}.coin-balance strong{font-size:27px}.shop-heading{align-items:flex-start}.shop-heading p{font-size:12px}.shop-balance{font-size:11px;padding:7px}.decor-shop-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.decor-illustration{height:110px}.decor-illustration span{font-size:52px}.decor-product-details{padding:11px;gap:7px}.decor-product h3{font-size:15px}.decor-price{font-size:12px}.decor-product .action{font-size:12px}.parent-header{align-items:flex-start;gap:10px}.parent-header h2{font-size:23px}.parent-header p{font-size:12px}.parent-profile{padding:8px 11px;min-width:90px}.parent-profile strong{font-size:13px}.parent-tabs{gap:3px;padding:4px}.parent-tabs button{padding:8px 4px;font-size:12px}.parent-kpis{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.parent-kpi{padding:13px}.parent-kpi strong{font-size:25px}.parent-kpi small{font-size:10px}.parent-columns{grid-template-columns:1fr;gap:0}.parent-panel{margin:12px 0 0!important}.parent-reward-panel .parent-reward-fields{grid-template-columns:1fr}.parent-entry-hero{padding:17px;gap:12px}.parent-entry-hero h2{font-size:23px}.entry-lock{width:56px;height:56px;font-size:30px}.gate-fields input{width:100px}.gate-fields .action{flex:1}}
@media(max-width:370px){.nav-label{font-size:9px}.mission-step b{font-size:11px}.parent-tabs button{font-size:11px}.coin-balance{min-width:76px;padding:9px}.base-decoration-preview{font-size:19px}.parent-profile{max-width:100px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mission-step,.decor-product,.decor-illustration span,.parent-bar-track i{transition:none!important}}

.parent-chart-empty{min-height:138px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:7px;padding:19px 12px;border:1px dashed #dee7ef;border-radius:14px;background:#fafcff;text-align:center}.parent-chart-empty>span{font-size:27px}.parent-chart-empty>b{font-size:14px;color:#587083}.parent-chart-empty>p{margin:0;font-size:12px;color:#8a99a8}
.math-equation{overflow-wrap:anywhere;word-break:break-word;line-height:1.5;white-space:normal} @media(max-width:650px){.math-equation{font-size:clamp(20px,5vw,27px)!important;padding:14px 10px}}
.parent-reward-panel{border-color:#dfe8e7}.parent-reward-panel>h3{font-size:20px;color:#365b68}.parent-reward-panel>.muted{font-size:13px}.parent-reward-fields label:nth-child(n+5){background:#f1f8f2;border:1px solid #e1ebdf;padding:10px;border-radius:13px;color:#3d7b64}.parent-reward-fields label:nth-child(n+5) input{background:#fff}

/* Small direct-entry shortcuts replace duplicated large world cards below the map */
.world-shortcuts{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#fff;border:1px solid #e1e9ef;border-radius:18px;box-shadow:var(--shadow);padding:17px 20px;margin:20px 0}.world-shortcuts h3{font-size:18px;color:#31566a;margin:0 0 4px}.world-shortcuts p{color:#778c98;font-size:13px;margin:0}.world-shortcut-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;flex:1;max-width:570px}.world-shortcut-links button{min-height:50px;background:#f0f8f5;border:1px solid #d4e5de;color:#35735d;border-radius:12px;font-size:13px;font-weight:850;padding:10px}.world-shortcut-links button span{font-size:20px;margin-right:6px}.world-shortcut-links button:hover{background:#e4f5eb}.map-built-camp{position:absolute;z-index:3;left:46%;top:82%;transform:translate(-50%,-50%);pointer-events:none;display:flex;align-items:center;flex-direction:column;gap:2px;font-size:43px;filter:drop-shadow(0 6px 3px #36614944)}.map-built-camp>span{font-size:11px;background:#fff7e6;padding:3px 7px;border-radius:10px;color:#4b8066;font-weight:900}@media(max-width:850px){.world-shortcuts{flex-direction:column;align-items:stretch}.world-shortcut-links{max-width:none}}@media(max-width:650px){.world-shortcuts{padding:15px;gap:12px}.world-shortcut-links{gap:6px}.world-shortcut-links button{font-size:11px;min-height:48px;padding:8px 4px}.world-shortcut-links button span{display:block;font-size:19px;margin:0 0 2px}.map-built-camp{font-size:33px}}