@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700&display=swap');
:root{font-family:'Noto Sans Thai',Tahoma,sans-serif;color:#25364a;background:#f5f7fa;font-synthesis:none}*{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;border:0;background:none;color:inherit}button:disabled{opacity:.45;cursor:not-allowed}a{color:#127c70;text-decoration:none}button:focus-visible,a:focus-visible{outline:3px solid #68bdac;outline-offset:3px}input:focus,select:focus,textarea:focus{outline:2px solid #7bc8b7;border-color:transparent}.shell{display:flex;min-height:100vh}aside{width:260px;background:#fff;border-right:1px solid #e5eaf0;padding:32px 19px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;color:#20394a;font-size:20px;font-weight:700}.brand-icon{display:grid;place-items:center;background:#168675;color:white;width:42px;height:45px;border-radius:12px}.brand small{display:block;font-size:12px;letter-spacing:2px;color:#8a98a7;margin-top:3px}.school{font-size:16px;margin:32px 9px 25px;line-height:1.8;color:#546779}.school span{display:block;font-size:14px;color:#92a0ad}.nav-label{font-size:13px;color:#99a4af;letter-spacing:.7px;margin:17px 12px 10px}nav button{display:flex;align-items:center;gap:12px;padding:13px 12px;text-align:left;width:100%;font-size:16px;border-radius:8px;margin:3px 0;color:#6c7c8d}nav button.active{background:#e9f5f1;color:#127c69;font-weight:600}nav button:hover{background:#f1f6f5}.sidebar-bottom{margin-top:auto;padding:25px 10px 0;font-size:14px;color:#7c8c98}.sidebar-bottom small{display:block;margin-top:6px;color:#a0acb6}.dot{display:inline-block;width:6px;height:6px;background:#47a28e;border-radius:50%;margin-right:6px}.workspace{margin-left:260px;flex:1;min-width:0}header{height:90px;border-bottom:1px solid #e6ebf0;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 40px;gap:12px}.breadcrumb{font-size:16px;color:#758596}.breadcrumb span{padding:0 13px;color:#bbc3cb}.profile{display:flex;align-items:center;gap:10px;font-size:14px}.profile small{display:block;color:#8c9aa7;font-size:13px;margin-top:3px}.avatar{width:35px;height:35px;border-radius:50%;background:#edf3ec;display:grid;place-items:center;color:#557753;font-size:19px}.signout{font-size:13px;margin-left:8px;color:#8794a1}main{max-width:1580px;margin:auto;padding:36px 40px}.heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:27px}.eyebrow{font-size:14px;letter-spacing:.8px;color:#228e7b;font-weight:600}h1{font-size:32px;font-weight:600;letter-spacing:-.6px;margin:8px 0}h2{font-size:18px;font-weight:600;margin:0}h3{font-size:17px;font-weight:600}p{font-size:16px;color:#83909e;line-height:1.8;margin:7px 0}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 17px;border-radius:8px;font-size:16px;white-space:nowrap}.primary{background:#168675;color:white;box-shadow:0 3px 6px #16867518}.primary:hover{background:#106c5e}.secondary{background:#fff;border:1px solid #dce3e9}.card{background:white;border:1px solid #e4e9ef;border-radius:12px;box-shadow:0 2px 4px #26384b02}.filters{display:grid;grid-template-columns:1.2fr 1.1fr 1.4fr 1fr 1fr auto;align-items:end;gap:13px;padding:20px;margin-bottom:22px}label{display:flex;flex-direction:column;gap:8px;font-size:14px;color:#647485}input,select,textarea{width:100%;min-width:0;border:1px solid #e0e6eb;border-radius:7px;color:#3d4e60;background:#fff;padding:10px;font-size:16px}textarea{resize:vertical}.text-button{color:#178474;font-size:14px;padding:8px;white-space:nowrap}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat{padding:21px 22px}.stat-top{display:flex;justify-content:space-between;align-items:center;font-size:16px;color:#7c8998}.stat-top span{width:35px;height:35px;display:grid;place-items:center;border-radius:9px;background:#edf2fb;color:#6c88bf}.stat strong{font-size:37px;font-weight:600;display:inline-block;margin:12px 9px 3px 0;color:#2d4058;letter-spacing:-1px}.stat small{font-size:13px;color:#8a99a8}.green .stat-top span{background:#e8f6f0;color:#29947d}.amber .stat-top span{background:#fff5e3;color:#d79b37}.red .stat-top span{background:#fcedef;color:#d46f79}.metric-note{font-size:13px;color:#92a0ad;margin:13px 0 24px}.charts{display:grid;grid-template-columns:1fr 1.25fr;gap:22px;margin-bottom:26px}.chart{padding:23px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px}.section-title p{font-size:14px;margin-top:4px}.chip{font-size:13px;border-radius:5px;background:#f3f6f8;color:#8a98a5;padding:5px 8px}.donut-row{display:flex;align-items:center;justify-content:space-around;gap:24px;margin:28px 0 9px}.donut{width:156px;height:156px;border-radius:50%;padding:16px;flex-shrink:0}.donut>div{background:white;border-radius:50%;width:100%;height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column}.donut strong{font-size:32px;font-weight:600}.donut small{font-size:13px;color:#95a1ae}.legend{flex:1;max-width:160px}.legend>div{display:flex;align-items:center;gap:9px;margin:18px 0;font-size:14px;color:#768596}.legend b{margin-left:auto;color:#445669}.legend i{width:7px;height:7px;border-radius:50%}.present{background:#148c78}.leave{background:#e4a43e}.absent{background:#df6972}.bar-row{margin-top:22px}.bar-row>div:first-child{display:flex;justify-content:space-between;font-size:14px;color:#657689;margin-bottom:9px}.bar-row small{font-size:13px;color:#95a3b0}.bar{height:9px;border-radius:6px;overflow:hidden;background:#f1f4f7;display:flex}.bar span{height:100%}.padded{padding:23px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}th{font-weight:500;color:#8d9ba8;background:#f8fafb;padding:13px 20px;border-block:1px solid #edf0f4;white-space:nowrap}td{padding:17px 20px;border-bottom:1px solid #eef1f4;color:#64768a}td b{font-weight:500;color:#354c61}td small{display:block;font-size:13px;color:#98a4b0;margin-top:5px}tr:last-child td{border-bottom:0}.number{padding:4px 9px;border-radius:6px;display:inline-block;text-align:center;min-width:30px}.number.present,.radio.present{color:#16836f;background:#eaf6f1}.number.leave,.radio.leave{color:#bb8325;background:#fdf5e6}.number.absent,.radio.absent{color:#cc646c;background:#fceef0}.empty{text-align:center;padding:50px 20px;color:#9aa7b3}.empty svg{width:30px;height:30px;color:#9ebcb4}.empty h3{color:#657b8e}.empty.small{padding:30px 10px;font-size:16px}.form-card{padding:25px;margin-bottom:22px}.form-card h2{margin-bottom:23px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.wide{grid-column:1/-1}.step{display:inline-grid;place-items:center;background:#edf7f3;color:#168675;width:28px;height:28px;border-radius:7px;font-size:14px;margin-right:9px}.form-actions{display:flex;justify-content:flex-end;align-items:center;gap:14px;margin-top:24px}.form-actions>span{font-size:14px;color:#8d9aa7;margin-right:auto}.attendance-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid #edf1f4;gap:15px}.attendance-row b{font-size:16px;font-weight:500}.attendance-row small{font-size:13px;display:block;color:#94a2af;margin-top:4px}.attendance-options{display:flex;gap:8px}.radio{display:flex;flex-direction:row;align-items:center;border:1px solid #e3e9ed;padding:7px 12px;border-radius:7px;white-space:nowrap}.radio input{width:13px;accent-color:#168675}.alert{border-radius:8px;padding:13px 17px;margin-bottom:20px;font-size:16px;line-height:1.9}.alert a{text-decoration:underline;margin-left:5px}.alert button{margin-left:12px;text-decoration:underline}.info{background:#edf4fa;color:#58718b}.error{background:#fff0f1;color:#b34656}.success{background:#eaf6f0;color:#19785f}.overlay{position:fixed;inset:0;background:#142c4166;z-index:5;display:flex;align-items:flex-start;justify-content:center;padding:6vh 20px;overflow:auto;backdrop-filter:blur(3px)}.modal{width:660px;max-width:100%;padding:28px;box-shadow:0 20px 90px #122a4422}.modal>.section-title{margin-bottom:25px}.modal>.section-title button{font-size:27px;color:#8997a2}.report{width:850px}.report-section{border-bottom:1px solid #edf0f4;padding:10px 0}.report-section p{white-space:pre-wrap;color:#5e7185}.welcome{max-width:800px;padding:45px}.welcome ol{font-size:16px;color:#5e7487;line-height:2.5;padding-left:22px;margin:25px 0}.muted{margin-top:25px;font-size:14px}footer{text-align:center;font-size:13px;color:#a3aeb9;margin:35px 0 0}footer span{padding:0 10px}@media(min-width:1500px){main{padding:40px 55px}.chart{padding:27px}.filters{gap:18px}}@media(max-width:1200px){aside{width:225px;padding:25px 13px}.workspace{margin-left:225px}main{padding:28px 25px}.filters{grid-template-columns:repeat(3,1fr)}header{padding:0 25px}.charts{grid-template-columns:1fr 1fr}.donut-row{gap:14px}.donut{width:130px;height:130px}.stat{padding:17px}}@media(max-width:900px){aside{position:static;width:100%;padding:18px}.shell{display:block}.brand small,.school,.sidebar-bottom,.nav-label{display:none}nav{display:flex;overflow:auto;margin-top:15px;gap:6px}nav button{width:auto;white-space:nowrap;padding:10px;font-size:14px}.workspace{margin-left:0}header{height:68px;padding:0 20px}.breadcrumb{display:none}.profile{margin-left:auto}main{padding:23px 18px}h1{font-size:28px}.stats{gap:10px}.stat strong{font-size:31px}.charts{grid-template-columns:1fr}.donut-row{justify-content:center;gap:40px}.donut{width:155px;height:155px}}@media(max-width:560px){.stats{grid-template-columns:1fr 1fr}.filters{grid-template-columns:1fr 1fr}.filters label:nth-child(3){grid-column:1/-1}.heading{align-items:flex-start}.heading .secondary{padding:8px 10px;font-size:13px}h1{font-size:25px}.form-grid{grid-template-columns:1fr}.wide{grid-column:auto}.form-card{padding:18px}.attendance-row{align-items:flex-start;flex-direction:column}.attendance-options{width:100%;justify-content:space-between}.form-actions{flex-wrap:wrap}.form-actions>span{flex-basis:100%}.modal{padding:20px}.section-title{flex-wrap:wrap}.welcome{padding:25px}.profile{font-size:13px}.signout{font-size:12px}}@media print{body{background:white}.shell>aside,.workspace,.no-print{display:none!important}.overlay{position:static;padding:0;background:none;display:block}.report{width:100%;max-width:none;border:0;box-shadow:none;padding:0}.report h1{font-size:25px}.report-section{break-inside:avoid}.report p{color:#333}table{font-size:13px}th,td{padding:8px} }

.entry{min-height:100vh;display:grid;place-items:center;padding:32px;background:radial-gradient(ellipse at top,#e4f4ee,transparent 65%),#f5f7fa}.entry-inner{width:100%;max-width:1050px}.entry-heading{text-align:center;margin-bottom:32px}.entry-heading h1{font-size:37px;color:#1c4d45}.entry-heading p{font-size:17px}.role-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.role-card{text-align:left;padding:30px;transition:transform .2s,border-color .2s}.role-card:hover{transform:translateY(-4px);border-color:#168675}.role-symbol{font-size:31px;display:grid;place-items:center;width:58px;height:58px;border-radius:16px;background:#eaf5f0;color:#168675;margin-bottom:24px}.role-card h2{font-size:23px}.role-card p{min-height:64px;font-size:16px}.role-card b{color:#168675;font-size:16px}.login-card{max-width:460px;margin:auto;padding:32px}.login-card label{margin:18px 0}.login-card .primary{width:100%;margin-top:12px}.demo-hint{padding:13px;background:#f2f6fa;border-radius:8px;font-size:16px;line-height:1.9;margin:20px 0;overflow-wrap:anywhere}.entry-note{text-align:center;margin-top:25px;font-size:16px;color:#748697}@media(max-width:700px){.role-grid{grid-template-columns:1fr}.role-card p{min-height:0}.entry-heading h1{font-size:29px}.entry{padding:20px}.login-card{padding:24px}}
/* Readable Thai text and room for larger navigation labels. */
body{font-size:16px;line-height:1.65}input,select,textarea{line-height:1.5}button{line-height:1.5}th,td{line-height:1.65}.primary,.secondary{white-space:normal}nav button{line-height:1.5}td small{max-width:270px}.entry-note{line-height:1.8}
@media(min-width:1201px){aside{width:290px}.workspace{margin-left:290px}.brand{font-size:19px}}
@media(min-width:901px) and (max-width:1200px){aside{width:260px}.workspace{margin-left:260px}}
@media(max-width:900px){nav button{font-size:14px}header{height:auto;min-height:76px;padding-block:12px}.profile{flex-wrap:wrap}.profile small{font-size:13px}}
@media(max-width:560px){.heading{flex-wrap:wrap}.heading .secondary,.signout{font-size:13px}.profile{font-size:14px}.radio{font-size:14px}.filters{padding:16px}.stat{padding:16px}.stat-top{align-items:flex-start}}

/* Brand and activity journal */
.brand-logo{width:48px;height:48px;flex-shrink:0;filter:drop-shadow(0 5px 8px #0b75671c)}.entry-logo{width:82px;height:82px;display:block;margin:0 auto 22px;filter:drop-shadow(0 12px 18px #0b756725)}.entry-heading .eyebrow{letter-spacing:2px}.entry{background:radial-gradient(ellipse at 15% 15%,#def2e9,transparent 55%),radial-gradient(ellipse at 90% 80%,#fcf3df,transparent 50%),#f5f8f8}.role-card{position:relative;overflow:hidden;border-color:#dfe9e5;box-shadow:0 8px 30px #173e3410}.role-card:before{content:'';position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,#168675,#dfbc6b)}.role-card:hover{box-shadow:0 14px 34px #173e341c}.role-card b{display:flex;align-items:center;gap:9px}.role-admin{background:#eaf0ff;color:#5168ae}.role-executive{background:#fff3dc;color:#a77726}.role-teacher{background:#e4f5ee;color:#168675}nav button svg{flex-shrink:0}nav button.active{box-shadow:inset 3px 0 #168675}.audit-emblem{display:grid;place-items:center;width:64px;height:64px;border-radius:18px;background:#e4f3ee;color:#168675}.audit-filters{padding:22px;display:grid;grid-template-columns:1.4fr 1.2fr 1fr 1fr auto;gap:16px;align-items:end;margin-bottom:20px}.activity-badge{display:inline-block;border-radius:20px;background:#eaf5f0;color:#167b69;padding:5px 12px;font-size:13px;white-space:nowrap}.activity-alert{background:#fff0eb;color:#a44e34}.primary svg,.secondary svg{flex-shrink:0}@media(max-width:1100px){.audit-filters{grid-template-columns:1fr 1fr}}@media(max-width:560px){.audit-filters{grid-template-columns:1fr}.entry-logo{width:68px;height:68px}.brand-logo{width:42px;height:42px}}

.import-banner{padding:20px;margin-bottom:20px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.import-banner p{margin:4px 0;color:#53677a}.excel-modal{width:min(1000px,95vw);max-width:1000px}.excel-modal>a{display:inline-flex}.import-preview{max-height:320px;overflow:auto}.import-errors{max-height:220px;overflow:auto;color:#a52d42}.import-errors p{margin:6px 0}

.lesson-photos{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin:16px 0}.lesson-photos img{width:100%;max-height:320px;object-fit:contain;border-radius:12px;background:#edf2f4}.photo-editor{margin-top:24px;border-top:1px solid #e4e9ed;padding-top:16px}

.attendance-detail-button{display:block;margin-top:12px}.attendance-detail-modal{width:min(1000px,95vw);max-width:1000px}.attendance-detail-modal td{vertical-align:top}.attendance-detail-modal td div{margin-bottom:6px}

.course-group-row{display:flex;align-items:end;gap:12px;padding:14px 0;border-top:1px solid #e5eaf0;flex-wrap:wrap}.course-group-row label{flex:1;min-width:180px}.course-group-row button{margin-bottom:2px}

.attendance-source{margin:18px 0;padding:16px;background:#f0f7f5;border-radius:10px}.attendance-source p{margin:10px 0 0;font-size:14px;color:#4d6e66}
@media print {
 body:has(.attendance-detail-modal) .workspace{display:block!important;margin:0}
 body:has(.attendance-detail-modal) header,body:has(.attendance-detail-modal) footer,body:has(.attendance-detail-modal) main>:not(.overlay){display:none!important}
 body:has(.attendance-detail-modal) main{padding:0;max-width:none}
 .attendance-detail-modal{width:100%;max-width:none;box-shadow:none;border:0;padding:0}
 .attendance-detail-modal .table-wrap{overflow:visible}
 .attendance-detail-modal thead{display:table-header-group}
 .attendance-detail-modal tr{break-inside:avoid}
 .attendance-detail-modal p,.attendance-detail-modal td,.attendance-detail-modal small{color:#222}
}
@media print {body:has(.attendance-detail-modal) .workspace{display:none!important}body:has(.attendance-detail-modal) .shell{display:block;min-height:0}}