:root{--bg:#f4f3f7;--paper:#fffefd;--ink:#162340;--muted:#68728b;--line:#e4e3e9;--accent:#596589;--accent2:#8790b2;--soft:#f0eff5;--danger:#9b4f5c;--shadow:0 14px 42px rgba(31,42,70,.07)}*{box-sizing:border-box}html{font-family:"PingFang SC","Noto Sans CJK SC",sans-serif;color:var(--ink);background:var(--bg);-webkit-tap-highlight-color:transparent}body{margin:0;background:radial-gradient(circle at 10% 8%,#fff 0,transparent 22%),var(--bg)}button,input,select{font:inherit;color:inherit}.hidden{display:none!important}.welcome{min-height:100dvh;display:grid;place-items:center;position:relative;overflow:hidden;background:#faf9fb}.welcome canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.35}.welcome-center{position:relative;text-align:center}.welcome h1,.auth-card h1{font-family:"Songti SC","Noto Serif CJK SC",serif;font-weight:600;letter-spacing:.1em;font-size:clamp(34px,9vw,58px);margin:0 0 48px}.primary{border:0;border-radius:12px;background:linear-gradient(110deg,#566183,#6f789c);color:white;padding:14px 28px;font-weight:600;min-width:148px}.auth-view{min-height:100dvh;display:grid;place-items:center;padding:24px}.auth-card{width:min(420px,100%);background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:32px;box-shadow:var(--shadow)}.auth-card h1{font-size:30px;margin-bottom:8px}.auth-card>p{color:var(--muted)}label{font-size:13px;color:var(--muted);display:block;margin:15px 0}input,select{width:100%;border:1px solid var(--line);background:white;border-radius:10px;padding:12px;margin-top:6px}.auth-card .primary{width:100%;margin-top:12px}.error{font-size:12px;color:var(--danger);min-height:18px}.page,.admin-page{max-width:960px;margin:auto;padding:0 18px 54px}.main-header{display:flex;justify-content:space-between;align-items:center;padding:24px 10px 14px}.main-header h1{font-family:"Songti SC",serif;font-size:38px;letter-spacing:.08em;margin:0}.main-header>div{display:flex;align-items:center;gap:16px}.more,.text-button,.back{border:0;background:transparent;color:var(--ink);text-decoration:none}.panel{background:rgba(255,254,253,.92);border:1px solid rgba(228,227,233,.92);border-radius:22px;padding:22px;margin-bottom:16px;box-shadow:var(--shadow)}.date-switch,.range-switch{display:flex;justify-content:center;align-items:center;gap:28px}.date-switch{border-bottom:1px solid var(--line);padding:0 0 14px}.date-switch button,.range-switch button{border:0;background:transparent;font-size:27px}.date-switch strong{font-size:17px}.calendar{margin-left:auto;border:1px solid var(--line)!important;border-radius:12px;padding:8px 13px!important;font-size:18px!important}.summary-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}.summary-grid article,.metric-grid article{border:1px solid var(--line);border-radius:15px;padding:16px;background:white}.summary-grid span,.metric-grid span{display:block;font-size:13px}.summary-grid strong{display:block;font-size:28px;margin:8px 0}.summary-grid small,.metric-grid small{font-size:14px}.summary-grid em{font-style:normal;color:var(--muted);font-size:12px}.section-title,.module-head{display:flex;justify-content:space-between;align-items:center}.section-title{border-bottom:1px solid var(--line);padding:4px 0 7px}.section-title h2,.module-head h2{margin:0;font-size:23px}.section-title h2:before{content:"";display:inline-block;width:5px;height:24px;border-radius:3px;background:var(--accent);margin-right:10px;vertical-align:-4px}.section-title span{font-size:12px;color:var(--muted)}.member-record{display:grid;grid-template-columns:88px 1fr 120px;border-bottom:1px solid var(--line);align-items:center;min-height:74px}.member-record h3{font-size:18px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:7px 10px;border-radius:8px;background:var(--soft);font-size:12px}.member-time{border-left:1px solid var(--line);padding-left:18px}.member-time span{display:block;font-size:11px;color:var(--muted)}.member-time strong{font-size:22px}.record-button{width:100%;border:0;border-radius:13px;background:linear-gradient(110deg,#566183,#6d7697);color:white;padding:16px;font-size:17px;margin-top:14px}.module-head{margin-bottom:18px}.range-switch{border:1px solid var(--line);border-radius:24px;padding:4px 14px;gap:20px;min-width:250px}.range-switch span{font-size:14px}.analytics-grid>*,.metric-grid>*{min-width:0}.analytics-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:18px}.heatmap{display:grid;grid-template-columns:repeat(15,1fr);gap:5px}.heatmap i,.member-days i{aspect-ratio:1;border-radius:3px;background:#eeedf2}.heatmap i[data-level="1"],.member-days i[data-level="1"]{background:#d7d7e2}.heatmap i[data-level="2"],.member-days i[data-level="2"]{background:#a9aec5}.heatmap i[data-level="3"],.member-days i[data-level="3"]{background:#727c9d}.heatmap i[data-level="4"],.member-days i[data-level="4"]{background:#334261}.legend{display:flex;align-items:center;justify-content:center;gap:7px;color:var(--muted);font-size:11px;margin:13px 0}.legend i{width:15px;height:15px;border-radius:50%;background:#efedf2}.legend i:nth-of-type(2){background:#d7d7e2}.legend i:nth-of-type(3){background:#a9aec5}.legend i:nth-of-type(4){background:#727c9d}.legend i:nth-of-type(5){background:#334261}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.metric-grid strong{font-size:28px;display:block;margin-top:8px}.ranking{border:1px solid var(--line);border-radius:14px;padding:13px}.ranking h3{font-size:13px;margin:0 0 10px}.rank-row{display:grid;grid-template-columns:22px 1fr 1.3fr 32px;gap:7px;align-items:center;font-size:12px;margin:8px 0}.rank-num{background:var(--soft);border-radius:50%;width:21px;height:21px;display:grid;place-items:center}.bar{height:9px;background:#f0eff2;border-radius:8px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent2),var(--accent));border-radius:8px}.bar-1{width:5%}.bar-2{width:10%}.bar-3{width:15%}.bar-4{width:20%}.bar-5{width:25%}.bar-6{width:30%}.bar-7{width:35%}.bar-8{width:40%}.bar-9{width:45%}.bar-10{width:50%}.bar-11{width:55%}.bar-12{width:60%}.bar-13{width:65%}.bar-14{width:70%}.bar-15{width:75%}.bar-16{width:80%}.bar-17{width:85%}.bar-18{width:90%}.bar-19{width:95%}.bar-20{width:100%}.member-row{display:grid;grid-template-columns:65px 1fr;gap:10px;align-items:center;margin:12px 0}.member-days{display:grid;grid-template-columns:repeat(31,1fr);gap:3px}.sheet-bg{position:fixed;inset:0;background:rgba(22,35,64,.35);z-index:20}.sheet{position:fixed;z-index:21;left:50%;bottom:0;transform:translateX(-50%);width:min(560px,100%);max-height:92dvh;overflow:auto;background:var(--paper);border-radius:24px 24px 0 0;padding:24px}.sheet header{display:flex;justify-content:space-between}.sheet header h2{margin:3px 0 10px}.sheet header button{border:0;background:var(--soft);border-radius:50%;width:34px;height:34px}.practice-row{display:grid;grid-template-columns:1fr 90px 30px;gap:8px;margin:9px 0}.practice-row button{border:0;background:transparent;color:var(--danger)}.custom-name{grid-column:1/3}.outline{width:100%;border:1px dashed var(--accent2);background:var(--soft);border-radius:10px;padding:11px}.duration{display:flex;justify-content:space-between;align-items:center;margin:18px 0}.duration div{display:flex;align-items:center;gap:8px}.duration input{width:100px;margin:0}.sheet .primary{width:100%}.danger-text{border:0;background:transparent;color:var(--danger);width:100%;padding:13px}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:10px 16px;border-radius:20px;opacity:0;pointer-events:none}.toast.show{opacity:1}.admin-page{max-width:820px}.back{display:block;font-size:12px;margin-bottom:4px}.inline-form{display:flex;align-items:end;gap:12px}.inline-form label{flex:1;margin:0}.admin-list{margin-top:12px}.admin-item{display:grid;grid-template-columns:1fr auto;gap:14px;padding:13px 0;border-bottom:1px solid var(--line)}.admin-item small{display:block;color:var(--muted)}.copy-box{padding:13px;background:var(--soft);border-radius:10px;margin-top:14px;word-break:break-all}@media(max-width:700px){.main-header h1{font-size:29px}.panel{padding:16px;border-radius:18px}.analytics-grid{grid-template-columns:1fr}.module-head{align-items:flex-start;gap:12px}.module-head h2{font-size:20px}.range-switch{min-width:0;gap:8px}.member-record{grid-template-columns:70px 1fr}.member-time{grid-column:2;border:0;padding:0 0 10px}.summary-grid{gap:8px}.summary-grid article{padding:13px}.summary-grid strong{font-size:23px}.inline-form{display:block}.inline-form .primary{width:100%}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}