:root{color-scheme:light;--ink:#282035;--muted:#686072;--purple:#62408c;--purple-dark:#4b2d70;--lavender:#f1eaf9;--paper:#fcfbfd;--line:#e5dfeb;--green:#236544;--green-bg:#edf7f0;--red:#a13243;--red-bg:#fff0f2;--amber:#805600;--amber-bg:#fff7df;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,input,select,textarea,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;touch-action:manipulation}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #a17cc9;outline-offset:3px}button,input,select,textarea{caret-color:var(--purple)}::selection{background:#e1d2f0}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}[hidden]{display:none!important}.site-header{background:var(--lavender);border-bottom:1px solid #e6dcef}.header-inner{max-width:1008px;margin:auto;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-weight:750;line-height:1.3;font-size:18px}.brand small{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:3px;letter-spacing:.025em}.brand-icon{background:var(--purple);color:#fff;width:44px;height:44px;border-radius:12px;display:grid;place-items:center}.brand-icon svg{width:27px;height:27px}.user-label{font-size:13px;color:var(--muted);max-width:210px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.main-nav{display:flex;gap:6px;max-width:960px;margin:16px auto 0;border-bottom:1px solid var(--line);padding-bottom:0}.nav-item{border:0;background:transparent;display:flex;align-items:center;justify-content:center;gap:8px;min-height:54px;padding:12px 20px;font-weight:650;color:var(--muted);border-bottom:3px solid transparent}.nav-item.active{color:var(--purple);border-bottom-color:var(--purple)}.nav-item:hover{background:var(--lavender)}main{max-width:960px;margin:0 auto;padding:28px 0 50px}h1,h2,p{margin:0}h1{font-size:26px;font-weight:750;letter-spacing:-.025em;line-height:1.2;text-wrap:balance}h2{font-size:18px;letter-spacing:-.015em;font-weight:700}p{line-height:1.5}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px}.page-heading p{color:var(--muted);font-size:14px;margin-top:7px}.date-field label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:5px}.date-field input{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-height:48px;color:var(--ink);font-weight:600;width:172px}.field{min-width:0;flex:1}.field label{display:block;font-size:13px;font-weight:650;margin-bottom:7px}.field select,.field input,.field textarea{width:100%;min-height:50px;border:1px solid #d7ccdf;border-radius:10px;padding:11px 13px;background:#fff;color:var(--ink)}.field textarea{resize:vertical}.class-toolbar{display:flex;align-items:flex-end;gap:16px;margin-bottom:24px;max-width:620px}.class-toolbar select{font-weight:650}.text-button{background:none;border:0;color:var(--purple);font-size:14px;font-weight:650;min-height:48px;padding:8px 12px;white-space:nowrap}.text-button:hover{text-decoration:underline;text-underline-offset:3px}.search-field{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--muted);padding:0 14px;min-height:48px}.search-field input{border:0;outline:none;background:none;min-width:0;width:100%;min-height:48px;padding:10px 0;color:var(--ink)}input::placeholder,textarea::placeholder{color:#776d7e}.search-field:focus-within{outline:3px solid #a17cc9;outline-offset:2px}.search-field input:focus-visible{outline:0}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:28px 0 14px}.section-heading>span{font-size:13px;color:var(--muted);text-align:right}.class-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.class-card{background:#fff;border:1px solid var(--line);border-radius:12px;text-align:left;padding:17px 16px;min-height:90px;color:var(--ink)}.class-card:hover{border-color:var(--purple);background:#f8f4fc}.class-card strong{display:block;font-size:15px;margin-bottom:9px}.class-card span{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:12px}.class-card.complete span{color:var(--green)}.class-card svg{width:15px;height:15px}.class-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px}.class-heading h2{font-size:22px}.class-heading p{font-size:13px;color:var(--muted);margin-top:5px}.count-label{font-size:13px;color:var(--muted);padding:7px 10px;border-radius:8px;background:#efebf3;white-space:nowrap}.mark-toolbar{display:flex;align-items:center;gap:16px;background:var(--lavender);border-radius:12px;padding:12px;margin-bottom:18px}.mark-toolbar>span{font-size:12px;color:#62516f;line-height:1.5}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;min-height:48px;padding:12px 18px;font-size:14px;font-weight:700;line-height:1.3}.primary{color:white;background:var(--purple)}.primary:hover:not(:disabled){background:var(--purple-dark)}.primary.soft{background:white;color:var(--purple);white-space:nowrap}.primary.soft:hover{background:#fbf8ff}.secondary{background:#fff;border:1px solid var(--line);color:var(--ink)}.secondary:hover{background:var(--lavender)}.pupil-search{margin-bottom:16px}.pupil-list{border-top:1px solid var(--line);padding-bottom:18px}.pupil-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 14px;border-bottom:1px solid var(--line);background:white;min-height:90px}.pupil-row.present{background:var(--green-bg)}.pupil-row.absent{background:var(--red-bg)}.pupil-info{min-width:0;flex:1}.pupil-name{display:block;font-size:14px;font-weight:650;line-height:1.5;overflow-wrap:anywhere}.pupil-detail{font-size:12px;line-height:1.5;margin-top:5px;color:var(--muted)}.pupil-row.absent .pupil-detail{color:var(--red)}.pupil-row.present .pupil-detail{color:var(--green)}.status-actions{display:flex;gap:7px;flex-shrink:0}.status-button{display:flex;align-items:center;justify-content:center;gap:6px;border:1px solid #d4cbdc;border-radius:9px;background:#fff;color:#655b70;min-height:48px;padding:9px 12px;font-size:12px;font-weight:650}.status-button svg{width:16px;height:16px}.status-button.selected-present{background:var(--green);border-color:var(--green);color:white}.status-button.selected-absent{background:var(--red);border-color:var(--red);color:white}.status-button:hover:not([aria-pressed=true]){border-color:var(--purple);color:var(--purple)}.save-bar{position:sticky;bottom:14px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;background:#fff;border:1px solid #d9cee5;border-radius:12px;z-index:3;margin-top:4px}.save-bar strong{display:block;font-size:14px}.save-bar span{display:block;font-size:12px;color:var(--muted);margin-top:4px}.save-bar .primary{min-width:120px}.report-top{display:flex;align-items:center;justify-content:space-between}.report-progress{font-size:13px;color:var(--muted);margin-top:4px}.summary{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:20px 0 24px;background:#fff}.summary button{background:none;border:0;border-right:1px solid var(--line);padding:20px 18px;text-align:left;color:var(--ink)}.summary button:last-child{border-right:0}.summary button:hover{background:var(--lavender)}.summary strong{display:block;font-size:28px;line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.03em}.summary span{display:block;font-size:13px;margin-top:7px;color:var(--muted)}.summary .green strong{color:var(--green)}.summary .red strong{color:var(--red)}.summary .amber strong{color:var(--amber)}.report-tools{display:flex;align-items:flex-end;gap:14px;margin-bottom:20px}.filter-tabs{display:flex;gap:5px;margin-bottom:16px;overflow:auto;padding:3px}.filter-tabs button{min-height:44px;padding:10px 16px;border:0;background:#efebf3;border-radius:9px;color:#61556c;font-size:13px;font-weight:650;white-space:nowrap}.filter-tabs button.selected{background:var(--purple);color:#fff}.report-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:17px 0;border-bottom:1px solid var(--line)}.report-row .class-label{font-size:12px;color:var(--muted);margin-top:5px}.reason-tag{display:inline-block;font-size:12px;font-weight:600;padding:6px 9px;border-radius:7px;background:var(--red-bg);color:var(--red);text-align:center;max-width:145px;flex-shrink:0}.reason-tag.present{background:var(--green-bg);color:var(--green)}.reason-tag.unmarked{background:var(--amber-bg);color:var(--amber)}.report-note{font-size:12px;color:var(--muted);margin-top:6px;overflow-wrap:anywhere}.empty{padding:36px 20px;text-align:center;background:#f4f1f7;border-radius:12px;margin:16px 0;color:var(--muted);font-size:14px;line-height:1.65}.empty strong{display:block;color:var(--ink);font-size:16px;margin-bottom:6px}.class-overview{border-top:1px solid var(--line);margin-top:30px;padding-top:18px}.class-overview summary{cursor:pointer;font-size:14px;font-weight:650;min-height:44px}.overview-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px}.overview-row span{color:var(--muted);text-align:right}.overview-row .done{color:var(--green)}.footnote{font-size:12px;color:var(--muted);margin-top:20px}.load-more{display:flex;margin:18px auto}.loading{padding:50px 15px;text-align:center;color:var(--muted);font-size:14px}.loading span{display:block;width:160px;height:8px;margin:0 auto 20px;border-radius:6px;background:var(--lavender)}.notice,.alert{padding:14px 16px;font-size:13px;border-radius:10px;margin-bottom:20px;background:var(--amber-bg);color:var(--amber);line-height:1.6}.alert{background:var(--red-bg);color:var(--red)}.alert button{margin-top:8px}.icon-button{display:grid;place-items:center;border:0;background:#f1edf5;color:var(--ink);width:44px;height:44px;border-radius:10px;flex-shrink:0}dialog{border:0;border-radius:18px;padding:24px;width:min(480px,calc(100vw - 32px));color:var(--ink);max-height:90dvh;overflow:auto;box-shadow:0 16px 60px #20102c40}dialog::backdrop{background:#1e102e66}.dialog-heading{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}.dialog-heading h2{font-size:20px}.dialog-heading p{font-size:13px;margin-top:8px;color:var(--muted);overflow-wrap:anywhere}.dialog-help{font-size:13px;color:var(--muted);margin:22px 0 12px}.reason-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.reason-options button{border:1px solid var(--line);border-radius:10px;background:#fff;min-height:60px;color:var(--ink);font-weight:600;font-size:14px;padding:12px}.reason-options button:hover,.reason-options button.active{background:var(--lavender);border-color:var(--purple);color:var(--purple)}#note-field{margin-top:20px}#note-field label span{font-weight:400;color:var(--muted)}#confirm-other{width:100%;margin-top:12px}.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);padding:13px 20px;background:#2d2239;color:#fff;font-size:14px;max-width:calc(100vw - 32px);width:max-content;border-radius:10px;z-index:20;box-shadow:0 8px 30px #1a0c2026}.save-flash{animation:save-confirm .45s ease-out}@keyframes save-confirm{0%{background:#d8efdf}100%{background:#fff}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}@media(min-width:900px){#class-content{max-width:760px}#class-picker{max-width:960px}}@media(max-width:1020px){main{padding:24px 24px 50px}.main-nav{margin-left:24px;margin-right:24px}}@media(max-width:640px){.header-inner{padding:16px 18px}.brand{font-size:16px}.brand-icon{width:40px;height:40px}.user-label{max-width:100px;font-size:12px}.main-nav{position:fixed;bottom:0;left:0;right:0;margin:0;background:#fff;border-top:1px solid var(--line);border-bottom:0;padding:3px 12px max(3px,env(safe-area-inset-bottom));z-index:5;gap:8px}.nav-item{flex:1;flex-direction:column;gap:3px;font-size:12px;padding:7px 10px;min-height:62px;border-bottom:0;border-radius:10px}.nav-item svg{height:21px;width:21px}.nav-item.active{background:var(--lavender)}main{padding:24px 18px 105px}.page-heading{gap:12px;align-items:flex-start;margin-bottom:24px;flex-wrap:wrap}.page-heading>div:first-child{flex:1;min-width:190px}h1{font-size:23px}.page-heading p{font-size:13px}.date-field{width:100%;display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:0 12px;margin-top:6px}.date-field label{margin:0;font-size:13px}.date-field input{border:0;min-width:0;flex:1;text-align:right;padding-right:0;background:none}.class-toolbar{margin-bottom:20px}.class-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.class-card{padding:15px 13px;min-height:88px}.class-card strong{font-size:14px}.class-card span{font-size:12px}.section-heading{margin-top:24px}.section-heading h2{font-size:17px}.class-heading h2{font-size:21px}.mark-toolbar{gap:10px;padding:10px}.mark-toolbar .primary{padding:12px;font-size:13px}.mark-toolbar>span{font-size:12px}.mark-toolbar svg{width:19px}.pupil-row{padding:16px 8px;gap:10px;align-items:flex-start;flex-wrap:wrap}.pupil-info{flex-basis:100%;min-width:0}.pupil-name{font-size:14px}.status-actions{width:100%}.status-button{flex:1;min-height:46px;font-size:13px}.save-bar{bottom:calc(78px + env(safe-area-inset-bottom));padding:12px;margin-left:-6px;margin-right:-6px;gap:10px}.save-bar strong{font-size:12px}.save-bar span{font-size:12px}.save-bar .primary{min-width:100px;padding:11px 14px}.summary button{padding:17px 12px}.summary strong{font-size:26px}.summary span{font-size:12px}.report-row{gap:10px;align-items:flex-start}.report-row .pupil-info{flex-basis:auto}.reason-tag{max-width:108px;font-size:12px}.filter-tabs button{flex:1;padding:10px 9px;font-size:12px}.toast{bottom:calc(156px + env(safe-area-inset-bottom))}dialog{margin:auto 0 0;width:100%;max-width:100%;border-radius:20px 20px 0 0;padding:24px 20px max(28px,env(safe-area-inset-bottom));max-height:85dvh}.overview-row{font-size:12px}}@media(max-width:350px){main{padding-left:12px;padding-right:12px}.mark-toolbar{align-items:stretch;flex-direction:column}.mark-toolbar>span{text-align:center}.summary button{padding:14px 8px}.summary span{font-size:12px}.filter-tabs button{font-size:12px}}@media print{.site-header,.main-nav,.page-heading .date-field,.report-tools,.filter-tabs,.search-field,.class-overview,.text-button,.load-more,.save-bar{display:none!important}main{max-width:none;padding:0}.report-row{break-inside:avoid}.summary{break-inside:avoid}body{background:white}}

/* Visible dates stay DD/MM/YYYY regardless of the phone's picker locale. */
.date-field{position:relative;min-height:50px;min-width:205px;display:flex;align-items:center;gap:12px;padding:12px;background:white;border:1px solid var(--line);border-radius:10px}.date-field label{margin:0}.date-field #date-display{font-size:14px;font-weight:650;white-space:nowrap}.date-field .date-icon{width:18px;height:18px;margin-left:auto}.date-field input{position:absolute;inset:0;opacity:0;width:100%;height:100%;min-height:48px;cursor:pointer}.date-field:focus-within{outline:3px solid #a17cc9;outline-offset:3px}.date-field input::-webkit-calendar-picker-indicator{position:absolute;inset:0;width:auto;height:auto;margin:0;padding:0;opacity:0}.date-field input:disabled{cursor:default}
@media(max-width:640px){.date-field #date-display{margin-left:auto}.date-field .date-icon{margin-left:0}.class-heading h2{display:none}.class-heading p{margin-top:5px}.class-heading{margin-bottom:12px}.class-toolbar{margin-bottom:12px}.toast{bottom:auto;top:112px}}

.demo-banner{display:flex;align-items:center;gap:10px;background:#f1eaf9;color:#59416e;border-radius:10px;padding:12px 14px;font-size:13px;margin:0 0 22px;line-height:1.5}.demo-banner strong{white-space:nowrap}

/* Daily report: counts and graphs share the selected date and class. */
#report-page .report-tools{margin:18px 0 16px}
#report-page .summary{margin:0 0 12px}
.summary button[aria-pressed="true"]{background:var(--lavender)}
.attendance-chart{margin:0 0 8px}
.status-chart{display:block;width:100%;height:18px;border-radius:5px;overflow:hidden}
.chart-track{fill:#efebf3}.chart-present{fill:var(--green)}.chart-absent{fill:var(--red)}.chart-unmarked{fill:var(--amber)}
.chart-caption,.report-tap-hint{font-size:12px;line-height:1.6;color:var(--muted);margin-top:8px}
.report-tap-hint{margin:0 0 18px}
#report-list-title{scroll-margin-top:24px}
#report-list-title:focus{outline:2px solid var(--purple);outline-offset:5px;border-radius:3px}
.reason-chart-section{margin-top:28px;border-top:1px solid var(--line);padding-top:10px}
.reason-chart-section>summary{cursor:pointer;font-size:14px;font-weight:650;min-height:48px;align-content:center;padding:12px 0}
.reason-chart-section .chart-caption{margin:0 0 16px}
.reason-chart-row{margin-bottom:16px}
.reason-chart-row>div{display:flex;justify-content:space-between;gap:16px;font-size:13px;line-height:1.6;margin-bottom:7px}
.reason-chart-row strong{font-variant-numeric:tabular-nums;white-space:nowrap}
.reason-chart-row svg{display:block;width:100%;height:10px;border-radius:4px;overflow:hidden}
.chart-empty{font-size:13px;line-height:1.65;color:var(--muted);padding-bottom:8px}
.status-chart,.reason-chart-row svg{stroke:none}
.school-brand{gap:12px;min-width:0}
.school-brand .brand-copy{min-width:0}
.school-crest{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:50px;height:72px;padding:4px;background:#fff;border:1px solid var(--line);border-radius:8px}
.school-crest img{display:block;width:100%;height:100%;object-fit:contain}
.school-brand small{letter-spacing:0;line-height:1.4}
.shared-record-note{color:var(--muted);font-size:12px;line-height:1.5;margin:0 0 18px}
.school-footer{margin-top:34px;color:var(--muted);font-size:12px;line-height:1.6}
.entry-body{min-height:100dvh;background:#f5f1f9}
.entry-main{max-width:440px;min-height:100dvh;display:flex;flex-direction:column;justify-content:center;gap:38px;padding:40px 28px;margin:0 auto}
.entry-brand{font-size:22px;gap:18px}
.entry-brand .school-crest{width:74px;height:110px;padding:5px}
.entry-brand small{font-size:13px;margin-top:6px}
.entry-content h1{font-size:30px;line-height:1.2}
.entry-intro{font-size:17px;line-height:1.65;margin-top:18px;color:var(--ink)}
.entry-help{font-size:13px;line-height:1.7;color:var(--muted);margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.entry-status{font-size:13px;line-height:1.6;color:var(--amber);margin-top:20px}
.entry-footer{color:var(--muted);font-size:12px;line-height:1.6}
@media(max-width:640px){.site-header .header-inner{padding-top:12px;padding-bottom:12px;gap:10px}.site-header .school-crest{width:44px;height:62px;padding:3px}.site-header .school-brand{gap:10px}.site-header .brand-copy{font-size:16px}.site-header .school-brand small{font-size:12px}.entry-main{padding:38px 24px;justify-content:flex-start;gap:36px}.entry-footer{margin-top:auto;padding-top:16px}}
@media(max-width:350px){.site-header .header-inner{padding-left:12px;padding-right:12px;gap:6px}.site-header .school-brand{gap:8px}.site-header .school-crest{width:40px;height:58px}.site-header .brand-copy{font-size:15px}.entry-main{padding:30px 20px}.entry-content h1{font-size:27px}.entry-intro{font-size:16px}}

.draft-notice{background:var(--lavender);color:#514060;padding:14px 16px;border-radius:10px;font-size:13px;line-height:1.65;margin:0 0 18px}.draft-notice strong{display:block;margin-bottom:3px}
.attendance-warning{margin:10px 0 0;font-size:12px;color:var(--red);line-height:1.55}.attendance-warning strong,.attendance-warning span{display:block}.attendance-warning span{margin-top:3px;font-size:11px}
.warning-panel{margin:18px 0;border:1px solid #e7c5ca;border-radius:10px;padding:0 14px;background:var(--red-bg)}.warning-panel>summary{padding:14px 0;min-height:48px;color:var(--red);font-size:14px;font-weight:700;cursor:pointer}.warning-panel>p{font-size:12px;line-height:1.65;color:#7b3440;margin:0 0 14px}.warning-row{padding:13px 0;border-top:1px solid #e7c5ca;font-size:13px}.warning-row>.class-label{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.reason-options.detail-options{grid-template-columns:1fr}.reason-options.detail-options button{text-align:left;min-height:48px}.reason-options .reason-unspecified{color:var(--muted);font-weight:500}#reason-back{margin-top:12px}#reason-back:not([hidden])+.dialog-help{margin-top:8px}
.save-bar .primary{white-space:normal;min-width:120px;max-width:180px}@media(max-width:380px){.save-bar{gap:10px;padding:12px}.save-bar .primary{min-width:112px;max-width:125px;padding:10px;font-size:13px}.save-bar strong{font-size:13px}}