:root{--paper:#f6f4ed;--card:#fffefa;--green:#294f40;--green-soft:#e7eee7;--ink:#253c32;--muted:#798379;--line:#e0e4da;--accent:#a3633b;--red:#ae4c3b;--shadow:0 12px 40px #263c3210;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-size:15px;line-height:1.65}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:wait;opacity:.6}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}h1,h2,h3,.brand{font-family:"Songti SC",SimSun,Georgia,serif;font-weight:600}h1{font-size:36px;line-height:1.5;letter-spacing:.02em}h2{font-size:24px}h3{font-size:20px}small{font-size:12px}button{border:1px solid var(--line);border-radius:8px;background:var(--card);padding:9px 16px;transition:background .15s,box-shadow .15s}button:hover{background:var(--green-soft)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #7ca589;outline-offset:3px}.primary{background:var(--green);color:white;border-color:var(--green)}.primary:hover{background:#1b3c2f}.danger{color:var(--red)}.text-button{border:0;background:transparent;padding:6px 9px}.icon-button{border:0;padding:0 8px;font-size:26px;background:transparent}.full{width:100%}.muted,.hint{color:var(--muted)}.hint{font-size:13px;margin-top:16px}.eyebrow{color:var(--accent);font-size:13px;letter-spacing:.15em;margin-bottom:18px}.error-text{color:var(--red);font-size:14px;min-height:0}.error-text:not(:empty){padding:10px 0}.brand{display:flex;gap:12px;align-items:center;font-size:24px;letter-spacing:.12em}.brand small{display:block;font-family:Arial,"Microsoft YaHei",sans-serif;font-weight:400;letter-spacing:.08em;color:var(--muted);margin-top:0}.brand-logo{display:block;width:49px;height:49px;flex-shrink:0;object-fit:contain}.public-header{display:flex;justify-content:space-between;align-items:center;max-width:1280px;margin:auto;padding:32px 38px}.association{font-size:14px;color:var(--muted);letter-spacing:.04em}.landing{max-width:1204px;margin:40px auto 70px;display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:90px;padding:38px}.intro{position:relative;padding:42px 0}.intro h1{font-size:44px;line-height:1.6;font-weight:500}.dot{color:var(--accent)}.lead{font-size:16px;color:#657569;line-height:2;margin-top:26px}.intro-bottom{display:flex;gap:55px;margin-top:55px;padding-top:26px;border-top:1px solid var(--line);max-width:400px}.intro-bottom>span{font-family:SimSun,serif;font-size:19px}.intro-bottom small{display:block;font-family:Arial,"Microsoft YaHei",sans-serif;color:var(--muted);margin-top:6px}.login-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:38px;box-shadow:var(--shadow)}.login-card h2{font-size:25px}.login-card>.muted{margin:12px 0 25px;font-size:14px}.login-card form{display:grid;gap:18px}.login-card .primary{display:flex;justify-content:space-between}.public-footer{text-align:center;padding:24px;color:var(--muted);font-size:13px}.app-shell{display:grid;grid-template-columns:232px minmax(0,1fr);min-height:100vh}.sidebar{background:#eef0e7;border-right:1px solid var(--line);padding:34px 22px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column}.sidebar .brand{margin:0 2px 42px}.nav-caption{font-size:12px;color:var(--muted);letter-spacing:.1em;margin:0 14px 12px}.sidebar nav{display:grid;gap:7px}.sidebar nav a{padding:11px 14px;display:flex;align-items:center;gap:12px;border-radius:8px;font-size:14px}.sidebar nav a:hover{background:#e1e7dc}.sidebar nav a.active{background:var(--green);color:white}.sidebar nav a.return-link{border-top:1px solid var(--line);margin-top:18px;border-radius:0;padding-top:20px}.sidebar-foot{margin-top:auto;padding:32px 12px 0;font-size:12px;color:var(--muted)}.sidebar-foot p{margin-top:20px;line-height:1.8}.status-dot{display:inline-block;width:6px;height:6px;background:#73947b;border-radius:50%;margin-right:7px}.icon{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.main-shell{min-width:0}.topbar{height:84px;padding:0 42px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}.top-actions{display:flex;gap:8px;align-items:center;font-size:13px}.top-actions>span{color:var(--muted);margin-right:10px}#page-context{font-size:13px;color:var(--muted)}#page-context select{padding:6px;width:auto;max-width:240px;background:transparent}#content{max-width:1360px;margin:auto;padding:36px 42px 60px;min-height:calc(100vh - 150px)}.app-footer{padding:20px;text-align:center;font-size:12px;color:var(--muted)}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:26px}.page-heading h1{font-size:30px}.page-heading p{color:var(--muted);font-size:14px;margin-top:4px}.card{background:var(--card);border:1px solid var(--line);border-radius:13px;padding:24px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.banner{background:#f4ead9;border:1px solid #e6d8bd;border-radius:9px;padding:12px 18px;font-size:14px;margin-bottom:22px;display:flex;justify-content:space-between;align-items:center;gap:12px}.balance-card{background:var(--green);color:#fffdf6;border-radius:16px;padding:32px 36px;display:flex;justify-content:space-between;align-items:center;gap:20px;position:relative;overflow:hidden}.balance-card:after{content:"膳";position:absolute;right:35px;bottom:-38px;font:160px SimSun,serif;color:#ffffff07;pointer-events:none}.balance-card .muted{color:#b9c8b9}.balance-card .balance{font:60px/1.3 Georgia,serif;letter-spacing:-.04em;display:block;margin:12px 0 6px}.balance-card .balance small{font:15px Arial,"Microsoft YaHei",sans-serif;letter-spacing:0;margin-left:12px}.balance-aside{text-align:right;z-index:1;font-size:13px;max-width:50%}.quick-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:22px 0 30px}.quick-links.admin-links{grid-template-columns:repeat(4,minmax(0,1fr))}.quick-link{display:flex;align-items:center;gap:13px;background:var(--card);border:1px solid var(--line);padding:23px 20px;border-radius:12px}.quick-link:hover{border-color:#9eb6a1;background:#fdfefa}.quick-link .icon{width:26px;height:26px;color:var(--green)}.quick-link span{font-size:15px}.quick-link small{display:block;color:var(--muted);margin-top:3px;font-size:12px}.home-bottom{display:grid;grid-template-columns:1.6fr 1fr;gap:22px}.notice{padding:15px 0;border-top:1px solid var(--line)}.notice:first-of-type{padding-top:0;border-top:0}.notice h3{font:600 16px Arial,"Microsoft YaHei",sans-serif;margin-bottom:8px}.notice time{font-size:12px;color:var(--muted)}.prose{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9;font-size:14px}.notice .prose{margin:8px 0}.stack{display:grid;gap:20px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:24px}.stat{padding:20px 22px}.stat p{font-size:13px;color:var(--muted)}.stat strong{display:block;font:34px Georgia,serif;margin-top:10px}.toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:22px}.toolbar input{flex:1;min-width:170px}.toolbar select{width:auto;max-width:240px}.toolbar p{font-size:13px;color:var(--muted)}label{display:grid;gap:7px;font-size:14px}input,select,textarea{width:100%;min-width:0;border:1px solid #d5dcce;border-radius:7px;background:#fffefa;padding:10px 12px;color:var(--ink)}textarea{min-height:100px;resize:vertical}input[type=checkbox]{width:17px;height:17px;accent-color:var(--green)}.check-label{display:flex;align-items:center;gap:9px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid .wide{grid-column:1/-1}.form-section{border:1px solid var(--line);padding:20px;border-radius:10px;margin:20px 0}.form-section legend{padding:0 8px;color:var(--green)}.form-actions{display:flex;justify-content:flex-end;gap:10px;padding-top:22px}.field-hint{font-size:12px;color:var(--muted);margin-top:6px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:11px;background:var(--card)}table{border-collapse:collapse;width:100%;text-align:left;font-size:14px}th{font-weight:400;color:var(--muted);background:#f0f2e9;font-size:12px;white-space:nowrap}th,td{padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:middle}tr:last-child td{border-bottom:0}td small{display:block;color:var(--muted)}td button{font-size:13px;padding:5px 9px;white-space:nowrap}td.actions{white-space:nowrap}.number{font-variant-numeric:tabular-nums;white-space:nowrap}.positive{color:var(--red)}.negative{color:var(--green)}.badge{display:inline-block;font-size:12px;padding:2px 9px;background:var(--green-soft);border-radius:5px;white-space:nowrap}.badge.dim{background:#efede6;color:var(--muted)}.badge.warn{background:#f5e4d7;color:var(--accent)}.empty{text-align:center;color:var(--muted);padding:45px 20px;border:1px dashed var(--line);border-radius:10px;background:#ffffff50}.activity-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.activity-card{padding:0;overflow:hidden}.activity-body{padding:24px}.activity-card h2{font-size:23px;margin:12px 0}.activity-meta{display:grid;gap:6px;color:var(--muted);font-size:13px;margin:14px 0}.activity-notice{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.9;margin-top:16px}.event-items{border-top:1px solid var(--line);padding:6px 24px 16px}.event-item{padding:16px 0;border-bottom:1px solid var(--line)}.event-item:last-child{border:0}.event-item .row{display:flex;gap:10px;justify-content:space-between;align-items:center}.event-item p{font-size:13px;color:var(--muted);margin:7px 0}.event-item h3{font:600 15px Arial,"Microsoft YaHei",sans-serif}.card-actions{border-top:1px solid var(--line);padding:15px 24px;display:flex;gap:10px;flex-wrap:wrap}.details{display:grid;grid-template-columns:100px minmax(0,1fr);gap:12px;font-size:14px;margin:20px 0}.details dt{color:var(--muted)}.details dd{margin:0;overflow-wrap:anywhere}.eligibility-row{display:flex;justify-content:space-between;gap:14px;align-items:center;border-top:1px solid var(--line);padding:18px 0}.eligibility-row p{font-size:13px;color:var(--muted);margin-top:4px}.member-picker{max-height:230px;overflow:auto;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:10px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.member-picker label{padding:7px;font-size:13px}.selected-row{display:grid;grid-template-columns:1.2fr 1fr 1fr auto;gap:15px;align-items:start;padding:17px 0;border-bottom:1px solid var(--line)}.selected-row .special-fields{grid-column:2/4;display:grid;grid-template-columns:90px 1fr;gap:12px}.selected-row .identity small{display:block;color:var(--muted)}.selected-row .remove{border:0;background:transparent}.points-editor{margin-top:22px}.points-footer{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:20px}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.tabs button.active{background:var(--green);color:white}dialog{width:min(670px,calc(100% - 32px));max-height:90vh;overflow:hidden;border:1px solid var(--line);border-radius:14px;padding:27px;background:var(--card);color:var(--ink);box-shadow:0 25px 100px #12281f30}dialog::backdrop{background:#203d3250;backdrop-filter:blur(3px)}dialog.wide-dialog{width:min(1050px,calc(100% - 32px))}dialog[open]{display:flex;flex-direction:column}#dialog-content{min-height:0;overflow:auto;overscroll-behavior:contain}.dialog-heading{flex-shrink:0;display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:22px}.dialog-heading h2{font-family:inherit;font-size:23px}#dialog-content>form{display:grid;gap:17px}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:var(--green);color:white;max-width:calc(100% - 40px);padding:12px 22px;border-radius:9px;box-shadow:var(--shadow);z-index:10;font-size:14px}.spinner{display:inline-block;width:17px;height:17px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle}.wait-wrap{display:flex;gap:14px;align-items:center;padding:15px 0}.load-more{display:block;margin:22px auto}.rules-list{padding-left:20px;font-size:14px;line-height:2}.rules-list li{margin-bottom:8px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.spinner{animation-duration:2s}}
@media(min-width:1600px){.landing{margin-top:100px;margin-bottom:120px}}@media(max-width:1150px){.landing{gap:45px}.intro h1{font-size:37px}.app-shell{grid-template-columns:200px minmax(0,1fr)}.sidebar{padding:28px 15px}.sidebar .brand{font-size:21px}.topbar{padding:0 26px}#content{padding:28px 26px 50px}.quick-link{padding:19px 13px;gap:9px}.quick-link small{font-size:11px}.home-bottom{grid-template-columns:1fr}.activity-grid{grid-template-columns:1fr}.member-picker{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.public-header{padding:23px 22px;gap:15px;align-items:start}.brand{font-size:21px}.brand-logo{width:43px;height:43px}.association{font-size:11px;max-width:140px;text-align:right}.landing{margin:0 auto 20px;padding:20px 24px;grid-template-columns:1fr;gap:28px}.intro{padding:16px 0 0}.intro .eyebrow{margin-bottom:12px}.intro h1{font-size:32px}.lead{font-size:14px;margin-top:18px}.desktop-break{display:none}.intro-bottom{margin-top:25px;padding-top:17px;gap:45px}.intro-bottom>span{font-size:16px}.intro-bottom small{font-size:11px}.login-card{padding:27px 24px}.login-card h2{font-size:23px}.public-footer{font-size:11px;padding:20px}.app-shell{display:block}.sidebar{position:static;height:auto;padding:19px 20px 13px;border-right:0;border-bottom:1px solid var(--line)}.sidebar .brand{margin:0 0 19px}.sidebar .nav-caption,.sidebar-foot{display:none}.sidebar nav{display:flex;overflow-x:auto;gap:6px;padding-bottom:4px}.sidebar nav a{padding:9px 11px;white-space:nowrap;flex-shrink:0;gap:7px;font-size:13px}.sidebar nav a.return-link{margin:0;border:0;padding:9px 11px;border-left:1px solid var(--line)}.sidebar nav .icon{width:17px;height:17px}.topbar{height:auto;padding:14px 20px;align-items:center;flex-wrap:wrap;gap:10px}.top-actions{margin-left:auto;font-size:12px;gap:3px}.top-actions>span{margin:0}.text-button{padding:5px 7px}#content{padding:24px 20px 38px;min-height:60vh}.page-heading{align-items:flex-start;gap:12px;margin-bottom:20px}.page-heading h1{font-size:25px}.page-heading p{font-size:12px}.page-heading button{font-size:13px;white-space:nowrap;padding:8px 11px}.banner{font-size:12px;padding:11px 13px}.banner button{font-size:12px;padding:5px;white-space:nowrap}.balance-card{padding:25px 24px;align-items:flex-start;flex-direction:column;gap:15px}.balance-card .balance{font-size:51px}.balance-aside{text-align:left;max-width:100%;font-size:12px}.quick-links,.quick-links.admin-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin:16px 0 25px}.quick-link{padding:17px 13px}.quick-link span{font-size:14px}.quick-link .icon{width:23px;height:23px}.quick-link small{font-size:11px}.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.stat{padding:16px}.stat strong{font-size:29px}.card{padding:20px}.activity-card{padding:0}.activity-body{padding:20px}.event-items{padding:4px 20px 12px}.card-actions{padding:14px 20px}.section-head h2{font-size:21px}.form-grid{grid-template-columns:1fr;gap:15px}.form-grid .wide{grid-column:auto}.form-section{padding:16px}.toolbar{gap:9px}.toolbar select{max-width:100%;flex:1}.table-wrap table{min-width:560px}th,td{padding:12px 14px}.member-picker{grid-template-columns:1fr 1fr}.selected-row{grid-template-columns:1fr 1fr auto;gap:12px}.selected-row>.check-label{grid-column:1/3}.selected-row .remove{grid-column:3;grid-row:1}.selected-row .special-fields{grid-column:1/4;grid-template-columns:75px 1fr}.points-footer{flex-wrap:wrap}.points-footer button{width:100%}dialog{padding:21px;max-height:90dvh}.dialog-heading h2{font-size:21px}.details{grid-template-columns:80px minmax(0,1fr);gap:10px;font-size:13px}.eligibility-row{flex-wrap:wrap}.app-footer{font-size:11px}.event-item .row{align-items:start}.event-item button{font-size:12px;white-space:nowrap}}
@media(max-width:360px){#content{padding:22px 14px}.sidebar{padding:17px 14px 11px}.topbar{padding:12px 14px}.quick-link{padding:16px 10px}.quick-link .icon{display:none}.landing{padding:16px 20px}.intro h1{font-size:28px}.public-header{padding:20px}.association{max-width:115px}.member-picker{grid-template-columns:1fr}.balance-card{padding:23px}}

/* Supplied illustration set: artwork supports the existing paper-and-forest palette. */
.landing{margin:8px auto 28px;padding:16px 38px 28px;gap:72px;grid-template-columns:minmax(0,1.4fr) minmax(340px,1fr)}
.intro{padding:8px 0}.intro .eyebrow{margin-bottom:12px}.intro h1{font-size:41px;line-height:1.5}.lead{margin-top:18px}
.hero-art{display:block;width:100%;max-width:555px;height:auto;margin:4px 0 -8px;object-fit:contain}
.intro-bottom{max-width:none;margin-top:0;padding-top:16px;gap:42px}
.intro-bottom>span{display:flex;align-items:center;gap:10px}.intro-bottom img{width:46px;height:46px;object-fit:contain}.intro-bottom small{margin-top:1px}
.login-card{padding:36px;position:relative}.login-card:before{content:"";position:absolute;top:-1px;left:36px;width:42px;height:3px;background:var(--accent);border-radius:0 0 3px 3px}
.field-label,.with-icon{display:inline-flex;align-items:center;gap:6px}.field-label .ui-icon{width:22px;height:22px}
.ui-icon{display:inline-block;vertical-align:middle;background:currentColor;mask-image:url('/assets/sprite-interface-actions.webp');mask-size:500% 200%;mask-repeat:no-repeat;width:24px;height:24px;flex-shrink:0}
.ui-user{mask-position:0 0}.ui-lock{mask-position:25% 0}.ui-search{mask-position:50% 0}.ui-edit{mask-position:75% 0}.ui-add{mask-position:100% 0}
.ui-sync{mask-position:0 100%}.ui-back{mask-position:25% 100%}.ui-logout{mask-position:50% 100%}.ui-close{mask-position:75% 100%}.ui-expand{mask-position:100% 100%}
.admin-icon{mask-image:url('/assets/sprite-admin-navigation.webp');mask-size:300% 200%}
.admin-overview{mask-position:0 0}.admin-members{mask-position:50% 0}.admin-points{mask-position:100% 0}.admin-activities{mask-position:0 100%}.admin-ledger{mask-position:50% 100%}.admin-semesters{mask-position:100% 100%}
.sidebar nav .icon{width:28px;height:28px;object-fit:contain}
.sidebar-foot>.ui-icon{width:19px;height:19px;margin-right:5px;color:#73947b}
.top-actions .text-button{display:inline-flex;align-items:center;gap:3px}.top-actions .ui-icon{width:20px;height:20px}
#dialog-close{display:grid;place-items:center;width:32px;height:32px;padding:0;flex-shrink:0}
.quick-link{gap:14px}.quick-illustration{width:52px;height:52px;object-fit:contain;flex-shrink:0}
.balance-card>div{position:relative;z-index:1}.balance-card:after{display:none}.balance-art{width:142px;height:142px;object-fit:contain;flex-shrink:0;margin:-15px 0}.balance-aside{max-width:35%}
.illustrated-title{display:flex;align-items:center;gap:10px}.section-icon{width:38px;height:38px;object-fit:contain;flex-shrink:0}
.rules-card{position:relative;overflow:hidden;min-height:255px;padding-bottom:95px}.rules-card .eyebrow{margin-bottom:10px}.rules-card .hint{max-width:270px}.rules-card .text-button{padding-left:0;position:relative;z-index:1}
.rules-art{position:absolute;bottom:-9px;right:12px;width:130px;height:130px;pointer-events:none}
.signup-intro{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px;min-height:95px}.signup-intro .page-heading{margin-bottom:0}.signup-art{width:110px;height:110px;object-fit:contain;margin:-12px 0}
.event-kind{display:flex;align-items:center;gap:8px}.kind-icon{width:35px;height:35px;object-fit:contain;flex-shrink:0}
.illustrated-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;min-height:310px;padding:26px 20px 32px;background:var(--card);border-style:solid}
.empty-art{display:block;width:190px;height:190px;object-fit:contain}.illustrated-empty p{font-size:14px;max-width:420px}
.member-picker .illustrated-empty{grid-column:1/-1;min-height:0;width:100%;padding:12px;border:0;background:transparent}.member-picker .empty-art{width:100px;height:100px}
@media(min-width:1600px){.landing{margin-top:40px;margin-bottom:55px}}
@media(max-width:1150px){.landing{gap:38px;grid-template-columns:minmax(0,1.2fr) minmax(320px,1fr)}.intro h1{font-size:35px}.login-card{padding:28px}.quick-link{gap:8px}.quick-illustration{width:42px;height:42px}.balance-art{width:110px;height:110px}.balance-card{padding:28px}.rules-card{min-height:220px;padding-bottom:38px;padding-right:155px}.rules-art{bottom:8px}}
@media(max-width:760px){
 .public-header{padding:22px 24px}.landing{grid-template-columns:minmax(0,1fr);gap:24px;padding:12px 24px 20px;margin:0 auto}.intro{padding:0}.intro .eyebrow{margin-bottom:6px}.intro h1{font-size:29px;line-height:1.5}.lead{font-size:13px;line-height:1.8;margin-top:12px}
 .hero-art{height:150px;width:100%;margin:0 auto;object-fit:contain}.intro-bottom{padding-top:10px;gap:30px;justify-content:flex-start}.intro-bottom img{width:36px;height:36px}.intro-bottom>span{gap:7px}.login-card{padding:28px 24px}.login-card h2{font-size:22px}.login-card>.muted{font-size:13px}
 .sidebar nav .icon{width:23px;height:23px}.quick-link{gap:10px;min-width:0;align-items:flex-start;flex-direction:column;padding:16px}.quick-illustration{width:42px;height:42px}.quick-link small{font-size:11px}
 .balance-card{padding:24px;gap:12px}.balance-card>div:first-child{max-width:calc(100% - 76px)}.balance-art{position:absolute;right:10px;top:24px;width:118px;height:118px;margin:0;opacity:.95}.balance-aside{max-width:100%;text-align:left}.balance-card .balance{font-size:49px}.balance-card .balance small{display:block;margin:1px 0 0;font-size:12px;letter-spacing:0}
 .rules-card{padding:20px 105px 24px 20px;min-height:200px}.rules-card h2{font-size:20px}.rules-card .section-icon{width:28px;height:28px}.rules-card .illustrated-title{gap:7px}.rules-art{width:106px;height:106px;bottom:9px;right:3px}.rules-card .hint{font-size:12px}
 .signup-intro{gap:8px;min-height:80px;margin-bottom:18px}.signup-art{width:80px;height:80px;flex-shrink:0;margin:0}.signup-intro .page-heading p{max-width:235px}
 .illustrated-empty{min-height:285px;padding:25px 16px}.empty-art{width:170px;height:170px}.illustrated-empty p{font-size:13px}.section-icon{width:32px;height:32px}.event-kind{gap:5px}.kind-icon{width:29px;height:29px}.event-item .row{gap:8px}
 .top-actions .text-button{gap:1px}.top-actions .ui-icon{width:18px;height:18px}
}
@media(max-width:360px){.intro h1{font-size:25px}.public-header{padding:18px}.landing{padding:10px 18px 18px}.intro-bottom{gap:22px}.login-card{padding:24px 20px}.login-card h2{font-size:20px}.balance-art{width:94px;height:94px;right:6px;top:35px}.rules-card{padding-right:80px}.rules-art{width:82px;height:82px}.rules-card h2{font-size:18px}.rules-card .section-icon{width:24px;height:24px}.signup-art{width:65px;height:65px}.top-actions .ui-icon{display:none}}

/* Content review, 2026-09-28. */
.sidebar{overflow-y:auto;overscroll-behavior:contain;align-self:start;height:100dvh;min-height:0;scrollbar-gutter:stable}.sidebar>*{flex-shrink:0}.sidebar-top{min-width:0}
.app-shell{background:linear-gradient(to right,#eef0e7 232px,var(--paper) 232px)}
.password-field{display:flex;position:relative;min-width:0}.password-field input{padding-right:60px}.password-toggle{position:absolute;right:5px;top:50%;transform:translateY(-50%);padding:5px 8px;font-size:12px;border:0;background:transparent;color:var(--green)}
.balance-card{background:#dcebd8;color:var(--ink)}.balance-card .muted{color:#5a725e}.balance-art{width:170.4px;height:170.4px}.quick-link{justify-content:flex-start;text-align:left}.quick-link .icon{flex-shrink:0}
td.actions{white-space:nowrap}td button{display:inline-flex;align-items:center;justify-content:center;height:32px;vertical-align:middle}td button .ui-icon{width:18px;height:18px}
.rules-full h3{text-align:center;line-height:1.7}.rules-full h4{font-size:18px;margin:24px 0 12px}.rules-full p{font-size:14px;line-height:1.9;margin:10px 0;white-space:pre-wrap}.heading-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}.eligibility-actions{margin:18px 0 28px}#department-add{margin-top:8px}
@media(max-width:1150px){.app-shell{background:linear-gradient(to right,#eef0e7 200px,var(--paper) 200px)}.balance-art{width:132px;height:132px}}
@media(max-width:760px){
 .app-shell{background:var(--paper)}.sidebar{height:auto;overflow:visible;scrollbar-gutter:auto}.sidebar-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:16px}.sidebar-top .brand{margin:0;flex-shrink:0;font-size:19px;gap:7px}.sidebar-top .brand-logo{width:35px;height:35px}.sidebar-top .brand small{font-size:9px;letter-spacing:0}
 .sidebar-top .top-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;max-width:195px;gap:0;font-size:11px}.sidebar-top #account-name{flex-basis:100%;text-align:right}.sidebar-top .text-button{font-size:11px;padding:4px}.sidebar-top .ui-icon{display:none}.topbar:has(.personal-context){display:none}.topbar{padding-block:8px}.personal-context{display:none}
 .intro-visual{display:grid;grid-template-columns:minmax(0,1fr);align-items:center}.intro-visual .hero-art{width:66.6667vw;max-width:min(100%,320px);height:auto;margin:0 auto}.intro-bottom{flex-direction:column;gap:12px;padding:0;border:0}.intro-bottom>span{font-size:14px;gap:4px}.intro-bottom img{width:29px;height:29px}
 .balance-art{width:141.6px;height:141.6px;top:14px;right:5px}.balance-card>div:first-child{max-width:calc(100% - 95px)}.heading-actions{gap:6px}.page-heading:has(.heading-actions){flex-wrap:wrap}.heading-actions button{font-size:12px}
}
@media(max-width:360px){.sidebar-top .brand{font-size:17px;gap:5px}.sidebar-top .brand-logo{width:30px;height:30px}.sidebar-top .top-actions{max-width:156px}.sidebar-top .text-button{font-size:10px;padding:4px 3px}.balance-art{width:112.8px;height:112.8px;top:26px}.intro-bottom>span{font-size:12px}.intro-bottom img{width:25px;height:25px}}

.date-parts{border:0;margin:0;padding:0;min-width:0}.date-parts legend{font-size:14px;padding:0;margin-bottom:7px;color:var(--ink)}.date-parts>div{display:flex;gap:4px;align-items:center}.date-parts label{display:flex;gap:2px;align-items:center;min-width:0;flex:1;font-size:11px}.date-parts label:first-child{flex:1.6}.date-parts input{padding:9px 4px;text-align:center;font-size:13px}.date-parts label>span:last-child{color:var(--muted)}

/* Complete content review, 2026-09-29 */
#navigation .return-link{border-radius:12px}.login-panel{width:100%;max-width:430px;align-self:center}.login-title{font:600 22px/1.5 var(--sans,system-ui);text-align:center;margin:0 0 22px}.login-panel .login-card{width:100%;max-width:none}.rules-full h3{font-family:inherit;font-size:inherit;line-height:inherit}
.balance-card{position:relative;display:flex;gap:24px;padding-right:185px;align-items:center;flex-wrap:wrap}.balance-card .balance-art{right:15px;left:auto;width:160px;top:50%;transform:translateY(-50%)}.participation-count{border-left:1px solid #294f4040;padding-left:24px;z-index:1;display:flex;flex-direction:column;gap:8px}.participation-count strong{font-size:40px;font-weight:500;line-height:1.3}.participation-count span{font-size:13px}.balance-card .balance-aside{flex-basis:100%;font-size:13px;text-align:left}.balance-aside:empty{display:none}
.home-bottom{grid-template-columns:minmax(0,3fr) minmax(240px,1fr)}.announcement-columns{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}.notice-history{border-left:1px solid var(--line,#ddd);padding-left:24px;min-width:0}.latest-notice{border:0!important;padding-top:0!important}.clamp-text{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.notice-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.notice-row>div{min-width:0;flex:1}.notice-row>button{flex-shrink:0}.notice-link{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid #ddd;background:none;border-radius:0;padding:10px 0}.notice-link span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notice-link time{font-size:11px;display:block;color:var(--muted)}.pagination{display:flex;gap:10px;align-items:center;justify-content:space-between;font-size:12px;margin-top:16px}.pagination button{padding:6px 10px}
.personal-ledger{table-layout:fixed;min-width:760px}.personal-ledger th:nth-child(1){width:105px}.personal-ledger .reason-column{width:28%}.personal-ledger th:nth-child(3){width:70px}.personal-ledger th:nth-child(4){width:155px}.personal-ledger th:nth-child(5){width:100px}.personal-ledger th:last-child{width:75px}.ellipsis{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.department-chips{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}.department-chip{display:inline-flex;align-items:center;border:1px solid #bccdc1;background:#edf3ed;border-radius:8px;padding:4px 10px}.department-chip button{border:0;background:none;padding:0 0 0 12px;font-size:20px}.admin-activities{grid-template-columns:minmax(0,1fr)}.admin-activity-card{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:0 24px}.admin-activity-card .card-actions{grid-column:1/-1}.admin-activity-card .event-items{background:none;border-left:1px solid #ddd;padding-left:24px}.date-parts>div{justify-content:flex-start;gap:5px}.date-parts input[data-part]{width:42px!important;min-width:0;padding:8px 4px;text-align:center}.date-parts input[data-part="0"]{width:62px!important}.date-parts input:focus::placeholder{color:transparent}.pickup-slot{display:flex;align-items:end;gap:8px;margin-top:12px}.pickup-slot label{flex:1;min-width:0}.pickup-slot input{min-width:0;width:100%}.pickup-slot>span{padding-bottom:10px}.assist-picker{max-height:360px;overflow:auto}.assist-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid #ddd}.assist-row select{max-width:210px}.assist-row .check-label{min-width:0;flex:1}.assist-results{white-space:pre-wrap}
@media(max-width:1100px){.home-bottom{grid-template-columns:minmax(0,1fr)}.balance-card{padding-right:160px}.balance-card .balance-art{width:140px}}
@media(max-width:760px){.login-panel{max-width:none}.login-title{font-size:19px;margin-bottom:15px}.balance-card{padding:22px 90px 22px 20px;gap:18px}.balance-card .balance-art{width:100px;right:-8px}.participation-count{padding-left:14px;max-width:135px}.participation-count strong{font-size:32px}.participation-count span{font-size:11px}.announcement-columns{gap:14px}.notice-history{padding-left:14px}.notice-history h3,.latest-notice h3{font-size:15px}.pagination{flex-wrap:wrap}.admin-activity-card{display:block}.admin-activity-card .event-items{border-left:0;padding-left:0}.pickup-slot{flex-wrap:wrap}.pickup-slot label{flex-basis:calc(50% - 25px)}.assist-row{flex-wrap:wrap}.assist-row select{max-width:100%}}
@media(max-width:360px){.balance-card{padding-right:60px;gap:12px}.balance-card .balance-art{width:70px;right:-5px}.participation-count{max-width:115px;padding-left:10px}.balance-card .balance{font-size:40px}.date-parts>div{gap:2px}.date-parts input[data-part]{width:34px!important}.date-parts input[data-part="0"]{width:52px!important}.announcement-columns{grid-template-columns:minmax(0,1fr)}.notice-history{border-left:0;border-top:1px solid #ddd;padding:15px 0 0}}
.date-parts label,.date-parts label:first-child{flex:none}.date-parts>div{gap:8px}.balance-card .balance-art{height:auto}.balance-card>div:first-child{max-width:none}
@media(max-width:760px){.date-parts>div{gap:4px}.date-parts input[data-part]{width:36px!important}.date-parts input[data-part="0"]{width:56px!important}}
@media(max-width:360px){.date-parts>div{gap:2px}.date-parts input[data-part]{width:29px!important}.date-parts input[data-part="0"]{width:46px!important}}

.balance-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr) 170px;grid-template-areas:"term term art" "points count art" "aside aside aside";gap:12px 26px;padding:28px 36px;align-items:center;text-align:left}.balance-term{grid-area:term}.balance-value{grid-area:points;min-width:0}.balance-card .balance{display:block;margin:0;line-height:1.1}.balance-card .balance small{display:block;font:400 13px/1.6 Arial,sans-serif;margin:8px 0 0}.participation-count{grid-area:count;margin:0;max-width:none;padding-left:26px;align-self:stretch;justify-content:center}.balance-card .balance-art{grid-area:art;position:static;width:160px;height:auto;transform:none;margin:0;justify-self:end;opacity:1}.balance-card .balance-aside{grid-area:aside;max-width:none}.home-bottom .rules-card{align-self:start;min-height:280px}.latest-notice time{display:block;margin-top:6px}
@media(max-width:760px){.balance-card{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr) 68px;gap:12px;padding:22px 20px}.balance-card .balance{font-size:42px}.balance-card .balance-art{width:76px;max-width:none}.participation-count{padding-left:12px}.participation-count strong{font-size:36px}.participation-count span{font-size:11px;line-height:1.5}.home-bottom .rules-card{min-height:220px}}
@media(max-width:360px){.balance-card{grid-template-columns:minmax(0,1fr) minmax(0,1.45fr) 42px;gap:10px;padding:20px 16px}.balance-card .balance{font-size:36px}.balance-card .balance-art{width:54px}.participation-count strong{font-size:32px}.participation-count{padding-left:10px}}

/* Reserve ten CJK characters plus the ellipsis in the mobile reason column. */
@media(max-width:760px){.table-wrap .personal-ledger{min-width:690px}}

/* Unified activity details, date controls and compact mobile navigation. */
.home-bottom{grid-template-columns:minmax(0,1fr)}
.home-bottom .rules-card{min-height:180px;padding-right:180px;padding-bottom:24px}
.admin-activity-card .event-items{display:flex;flex-direction:column;border-top:0;padding-top:24px}
.admin-activity-card .card-actions{margin-top:auto;padding:20px 0 0;border-top:0;gap:8px}
.date-time-field{min-width:0;margin:0;padding:0;border:0}
.date-time-field legend{margin:0 0 7px;padding:0;font-size:14px;color:var(--ink)}
.date-control{position:relative;display:flex;align-items:center;gap:1px;min-width:0;min-height:43px;border:1px solid #d5dcce;border-radius:7px;background:#fffefa;padding:7px 8px;font-size:14px;cursor:text}
.date-control:focus-within{outline:3px solid #7ca586;outline-offset:2px}
.date-control .date-segment{flex:0 1 2.7ch;width:2.7ch;min-width:0;padding:2px 0;border:0;border-radius:2px;background:transparent;font:inherit;font-variant-numeric:tabular-nums;text-align:center;outline:none;box-shadow:none}
.date-control .date-segment[data-part="0"]{flex-basis:4.8ch;width:4.8ch}
.date-control .date-segment[data-part="6"]{flex-basis:3.6ch;width:3.6ch}
.date-segment::placeholder{font-size:12px;color:var(--muted);opacity:1}
.date-segment:focus::placeholder{color:transparent}
.date-separator{flex-shrink:0;color:var(--ink)}
.date-control .date-picker-button{display:flex;align-items:center;justify-content:center;flex:0 0 26px;width:26px;height:27px;padding:3px;margin-left:auto;border:0;background:transparent;color:var(--ink)}
.date-picker-button svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round}
.date-control .date-native{position:absolute;right:8px;bottom:3px;width:1px;height:1px;padding:0;border:0;opacity:0;pointer-events:none}
.date-time-precise .date-control{font-size:13px}
.pickup-slot>.date-time-field{flex:1;min-width:0}
@media(max-width:760px){
 #navigation{display:grid;grid-template-columns:repeat(var(--nav-columns,4),minmax(0,1fr));gap:6px;width:100%;overflow:visible;padding:0;margin:0}
 #navigation a,#navigation .return-link{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;aspect-ratio:1;min-width:0;width:100%;height:auto;margin:0;padding:5px 2px;border:0;border-radius:9px;font-size:clamp(10px,2.8vw,13px);line-height:1.25;text-align:center;white-space:normal;overflow:hidden}
 #navigation .nav-label{display:block;max-width:100%;overflow-wrap:anywhere}
 #navigation a .icon{width:clamp(22px,6.5vw,30px);height:clamp(22px,6.5vw,30px);margin:0;flex-shrink:0}
 .home-bottom .rules-card{min-height:180px;padding-right:105px}
 .admin-activity-card .event-items{padding:0 20px 20px}
 .admin-activity-card .card-actions{padding-top:16px}
 .pickup-slot{display:grid;grid-template-columns:minmax(0,1fr) 28px;align-items:end;gap:10px 6px}
 .pickup-slot>.date-time-field{grid-column:1;min-width:0}
 .pickup-slot>span{display:none}
 .pickup-slot>.remove-pickup{grid-column:2;grid-row:1/3;align-self:center;padding:5px}
 .date-time-precise .date-control{font-size:11px;gap:0;padding-inline:5px}
}

/* Signup keeps the full card; personal details use one sequence of fields. */
.activity-card-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}
.activity-details-button{flex-shrink:0;white-space:nowrap;border:1px solid var(--line);padding:6px 12px}
.activity-notice-preview{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;max-height:3.8em}
.registration-card .section-head{align-items:flex-start}
.registration-card .section-head h2{min-width:0;overflow-wrap:anywhere}
.registration-status{display:grid;gap:6px;max-width:55%;text-align:right;flex-shrink:0}
.registration-badges{display:flex;justify-content:flex-end;gap:6px;flex-wrap:wrap}
.registration-semester{color:var(--muted);font-size:12px;overflow-wrap:anywhere}
.registration-actions{display:flex;gap:10px;flex-wrap:wrap}
.registration-details h2{font-size:23px;overflow-wrap:anywhere}
.registration-details .activity-meta{margin-bottom:0;overflow-wrap:anywhere}
.registration-fields{display:grid;gap:6px;color:var(--muted);font-size:13px;margin:6px 0 0}
.registration-field{min-width:0;overflow-wrap:anywhere}
.registration-field dt,.registration-field dd{display:inline;margin:0}
.registration-field dd{white-space:pre-wrap}
.registration-field .activity-notice{font-size:inherit;line-height:inherit}
#dialog .activity-card h2,.activity-card .event-item p{overflow-wrap:anywhere}

/* Secondary activity actions expand within the card at every screen width. */
.activity-more-toggle{display:inline-flex;align-items:center;gap:8px}
.activity-more-arrow{width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg)}
.activity-more-toggle[aria-expanded="true"] .activity-more-arrow{transform:translateY(2px) rotate(225deg)}
.activity-more-actions{flex-basis:100%;display:flex;flex-wrap:wrap;gap:8px;padding:12px;background:var(--green-soft);border-radius:8px}

/* A confirmed registration disables both mutually exclusive signup choices. */
.activity-card [data-action="register"]:disabled{background:#e5e7e3;border-color:#d5d9d2;color:#7b8279;opacity:1;cursor:not-allowed}

/* Match the inactive 历史记录 tab at every viewport, including heading buttons on mobile. */
.page-heading .transfer-button{font:inherit;padding:9px 16px;flex-shrink:0}

/* Keep the full 3px outline + 3px offset inside form scrollports.
   Negative margins preserve the existing field alignment and dialog spacing. */
#dialog-content,.assist-picker{padding:6px;margin:-6px;scroll-padding:6px}
/* Focusing a date segment must also reveal its enclosing control and ring. */
.date-control :is(.date-segment,.date-picker-button){scroll-margin-block:14px}

/* Shared roster identity in the contribution member picker. */
.member-picker .identity{min-width:0;overflow-wrap:anywhere}
.member-picker .identity small{display:block;color:var(--muted)}

/* Keep department filter labels readable when mobile toolbars wrap. */
#department-filter,#points-department,#assist-department,#adjust-department{min-width:112px}