*{box-sizing:border-box}body{margin:0;color:#332a2b;background:#f6f4f0;font:16px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif}header{display:flex;align-items:center;gap:13px;padding:16px max(5%,calc((100% - 1160px)/2));background:#fff;border-bottom:1px solid #e6ded8}header strong{font-size:14px;letter-spacing:.06em;color:#771c2a}small,header small{display:block;color:#756768}.crest{display:grid;place-items:center;background:#8f2133;color:#ffdc93;border-radius:12px;width:45px;height:45px;font-size:27px}main{max-width:1200px;padding:38px 20px;margin:auto}h1,h2,h3,p{margin:0 0 16px}h1{font:600 clamp(32px,4vw,52px)/1.12 Georgia,serif;letter-spacing:-.035em}h2{font-size:26px;line-height:1.25}.layout{display:grid;grid-template-columns:1.12fr 1fr;gap:24px}.hero,.panel{border-radius:22px;padding:clamp(22px,3vw,42px)}.hero{position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;background:radial-gradient(ellipse at 105% 0,#ba4850,transparent 55%),linear-gradient(145deg,#5a1023,#95293b);color:#fff7ec}.hero:after{content:"";position:absolute;pointer-events:none;right:-240px;bottom:-300px;width:600px;height:600px;border:1px solid #ffffff26;border-radius:50%;box-shadow:0 0 0 25px #ffffff07,0 0 0 55px #ffffff09,0 0 0 85px #ffffff06}.hero h1{font-size:clamp(54px,6vw,86px);margin:28px 0 20px}.hero p{font-size:21px;max-width:420px}.tag,legend{font-size:12px;letter-spacing:.13em;color:#8c293a;font-weight:750}.hero .tag{color:#ffdfac}.metrics{display:flex;gap:25px;margin-top:32px}.metrics span{display:grid;font-size:14px}.metrics b{font-size:30px}.panel,.cards{background:#fff;border:1px solid #e6ded8;box-shadow:0 12px 32px #4c192006}.panel+.panel{margin-top:20px}.panel h2,.panel h1{margin-top:10px}p{color:#675d5b}.hero p{color:#f9e6de}label{display:block;font-weight:600;font-size:14px;margin:13px 0}input:not([type=radio]),select{width:100%;margin-top:5px;padding:12px;border:1px solid #cfc4c0;border-radius:9px;background:white;color:#282323;font:inherit}input:focus,select:focus{outline:2px solid #a84a56}button{background:#902638;color:white;border:0;border-radius:10px;padding:13px 22px;font-weight:700;cursor:pointer;font-size:15px}button:hover{filter:brightness(.92)}form>button{margin-top:10px}.secondary{background:#f4e8e7;color:#842539}a{color:#832438}.quiet{display:inline-block;margin:22px 0}.narrow{max-width:550px;margin:auto}.result{text-align:center}.big{font:700 76px/1.1 Georgia,serif;color:#8c293a;margin:28px 0 12px}.big small{font:18px system-ui}footer{text-align:center;color:#786e69;padding:25px;font-size:13px}.error{color:#a1242d}.progress{position:sticky;top:0;z-index:2;background:#fff9f5;border:1px solid #e4d3cd;padding:12px 20px;border-radius:12px;display:flex;align-items:center;gap:20px}.progress progress{flex:1;width:20px;accent-color:#92263a}.question{min-width:0;margin:22px 0}.question h3{font-size:19px;margin:8px 0 18px}.option{display:flex;gap:12px;align-items:baseline;padding:12px;margin:8px 0;border:1px solid #ded7d2;border-radius:10px;font-size:16px;font-weight:400;cursor:pointer}.option:has(:checked){background:#fff1ee;border-color:#a63946}input[type=radio]{accent-color:#92263a}.adminhead,.filters,.cards{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.adminhead{justify-content:space-between;margin-bottom:20px}.filters label{flex:1;min-width:150px}.cards{border-radius:16px;padding:18px 26px;margin:18px 0;justify-content:space-between}.scroll{overflow:auto}table{border-collapse:collapse;font-size:14px;width:100%}td,th{text-align:left;padding:10px;border-bottom:1px solid #ebe4de}th{background:#f7f0eb;white-space:nowrap}@media(max-width:730px){main{padding:16px 12px}.layout{grid-template-columns:1fr;gap:14px}.hero h1{font-size:45px;margin:14px 0}.hero br{display:none}.hero br:after{content:' '}.hero p{font-size:16px}.metrics{margin-top:10px}.hero,.panel{padding:20px}.cards{gap:14px}.metrics b{font-size:24px}.option{gap:7px}.progress{font-size:14px}}
/* Giao diện 1.1 */
:root{--red:#9d2439;--ink:#252d3b;--muted:#6c7480;--line:#e7e9ed}
body{background:#f5f6f8;color:var(--ink);font:15px/1.6 "Segoe UI",Arial,sans-serif}
header{padding:20px max(4%,calc((100% - 1240px)/2));border-bottom:1px solid var(--line);justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
header strong{font-size:14px;letter-spacing:.025em;color:#802035}
header small{font-size:12px;color:var(--muted);margin-top:2px}
.crest{border-radius:12px;background:linear-gradient(135deg,#b52c43,#741b2d);width:48px;height:48px;box-shadow:0 4px 12px #95243820}
.headerlabel{font-size:11px;letter-spacing:.1em;color:var(--muted)}
.headerlabel b{display:inline-block;color:#94263b;background:#faeef0;border:1px solid #efdce1;padding:5px 10px;border-radius:6px;margin-left:10px}
main{max-width:1280px;padding:36px 24px 24px}
h1,h2,h3{font-family:"Segoe UI",Arial,sans-serif;letter-spacing:-.025em;color:var(--ink)}
h1{font-size:36px;font-weight:750;line-height:1.25;margin-bottom:10px}
h2{font-size:23px;font-weight:700}h3{letter-spacing:0}
p{color:var(--muted)}
.tag{font-size:11px;letter-spacing:.1em;font-weight:750}
.layout{grid-template-columns:1.12fr 1fr;gap:24px;align-items:stretch}
.hero{background:linear-gradient(135deg,#56162a 0%,#89203a 65%,#a52b41 100%);border-radius:20px;padding:44px;justify-content:flex-start;min-height:600px}
.hero:before{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border:1px solid #ffffff15;transform:rotate(35deg);border-radius:35px}
.hero:after{right:-360px;bottom:-360px;width:700px;height:700px;box-shadow:0 0 0 35px #ffffff04,0 0 0 75px #ffffff05}
.hero h1{font-family:"Segoe UI",Arial,sans-serif;font-size:46px;font-weight:700;line-height:1.22;color:white;margin:45px 0 22px;letter-spacing:-.045em}
.hero h1 span{color:#efc79a}.hero p{font-size:18px;line-height:1.65;max-width:420px;color:#f2dce3}
.heroline{height:3px;width:48px;background:#efc79a;margin-bottom:24px}
.hero .metrics{margin:25px 0 30px;gap:0;width:100%;padding:22px 0;border-block:1px solid #ffffff25}
.hero .metrics span{flex:1;font-size:12px;color:#ead3db;padding:0 16px;border-right:1px solid #ffffff25}
.hero .metrics span:first-child{padding-left:0}.hero .metrics span:last-child{border:0}
.hero .metrics b{font-size:32px;color:white;font-weight:650}
.steps{display:grid;gap:12px;color:#f5dce3;font-size:13px;margin-top:auto;z-index:1}
.steps b{color:#f2cb9c;border:1px solid #ffffff35;border-radius:50%;display:inline-grid;place-items:center;width:26px;height:26px;font-size:11px;margin-right:8px}
.panel{padding:30px;border-radius:16px;border:1px solid var(--line);box-shadow:0 3px 12px #18213303}
.layout>.panel{padding:36px}.layout>.panel h2{font-size:28px;margin:12px 0 8px}
label{font-size:14px;font-weight:600;color:#394253;margin:18px 0}
input:not([type=radio]),select{background:#fcfcfd;border:1px solid #dce0e5;border-radius:8px;min-height:46px;margin-top:8px;padding:11px 12px}
input:focus,select:focus{outline:3px solid #9d243915;border-color:var(--red);background:white}
button{border-radius:8px;background:var(--red);font-family:inherit;font-size:14px;min-height:44px;padding:12px 19px}
button:focus-visible,a:focus-visible{outline:3px solid #cc8d9c;outline-offset:3px}
.layout form>button{width:100%;margin-top:8px;padding:15px}
.secondary{background:#fff;border:1px solid #dcdfe5;color:#722337}
.quiet{font-size:13px;margin-top:18px}.narrow{margin:36px auto;max-width:550px}
.result{border-top:4px solid var(--red);padding:45px 30px}.result h1{font-size:32px}
.big{font-family:inherit;font-weight:750;color:var(--red);font-size:76px}
.adminhead{margin-bottom:24px;align-items:center}.adminhead p{margin-bottom:0}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;background:none;border:0;box-shadow:none;margin:0 0 24px;padding:0}
.cards>span{position:relative;background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 24px;gap:2px}
.cards>span:before{content:"";height:3px;background:#9d2439;position:absolute;top:0;left:24px;width:30px;border-radius:3px}
.cards small{font-size:11px;font-weight:650;letter-spacing:.08em;color:var(--muted)}
.cards b{font-size:37px;font-weight:700;line-height:1.5}.cards em{font-size:12px;font-style:normal;color:var(--muted)}
.cards>span:nth-child(3) b{color:#187354}.cards>span:nth-child(4) b{color:#a36b18}
.filterpanel{padding:20px 25px;margin-bottom:22px}
.filters{align-items:end;gap:16px}.filters label{margin:0;min-width:140px}.filters .unitfilter{flex:2}
.filters button{margin:0}.resetlink{font-size:13px;padding:12px 0}
.sectionhead{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:16px}
.sectionhead h2{margin:5px 0 0}.sectionhead button{white-space:nowrap}
.total{font-size:13px;letter-spacing:0;background:#f5e8ed;color:#942238;padding:3px 9px;border-radius:20px;vertical-align:middle}
.note{font-size:13px;max-width:950px;margin:0 0 18px;line-height:1.7}
.scroll{border:1px solid var(--line);border-radius:10px}
table{font-size:13px}th{font-size:11px;font-weight:700;color:#636c7b;background:#f7f8fa;padding:14px 12px}td{padding:14px 12px;vertical-align:middle;border-color:#eef0f3;min-width:90px}
td:nth-child(2){min-width:160px}tbody tr:nth-child(even){background:#fcfcfd}tbody tr:hover{background:#fff8f8}tbody tr:last-child td{border-bottom:0}
.badge{display:inline-block;font-size:11px;border-radius:5px;padding:3px 8px;white-space:nowrap;font-weight:600}
.pass{color:#14714e;background:#e9f6ef}.pending{color:#9b6614;background:#fff4dd}
.empty{text-align:center;padding:36px;color:var(--muted)}
.pagination{display:flex;align-items:center;gap:18px;padding-top:18px;font-size:12px;color:var(--muted)}
.pagination span{margin-right:auto}.pagination a{border:1px solid var(--line);border-radius:6px;padding:6px 10px;text-decoration:none}
.downloadall{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:24px 0}.downloadall p{font-size:13px;margin:0}
.examhead{max-width:900px;margin:auto auto 25px}.examhead h1{margin-top:10px}
#paper,.progress{max-width:900px;margin-left:auto;margin-right:auto}
.progress{box-shadow:0 5px 18px #3c172a0b;border:1px solid #eadfe2;background:white;top:10px}
.question{margin:25px 0;padding:25px 30px;border-radius:14px}.question legend{background:#902638;color:white;padding:5px 12px;border-radius:6px;letter-spacing:.04em}
.question small{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.question h3{font-size:18px;line-height:1.6;font-weight:650}
.option{border-color:var(--line);font-size:15px;padding:14px;gap:12px;line-height:1.6}.option:hover{background:#fcf7f8}.option:has(:checked){border-color:var(--red);background:#fcf0f3}
#paper>button{display:block;margin:20px auto;min-width:280px}
footer{font-size:12px;color:#8a8e98;border-top:1px solid #e9e9ec;padding:22px}
@media(max-width:900px){.hero{padding:30px}.hero h1{font-size:36px}.layout>.panel{padding:25px}.cards{gap:12px}.cards>span{padding:18px}.sectionhead{align-items:flex-start}}
@media(max-width:730px){header{padding:15px 18px}.headerlabel{display:none}header strong{font-size:12px}.crest{width:40px;height:40px;flex-shrink:0}main{padding:22px 14px}.layout{grid-template-columns:1fr}.hero{min-height:0;padding:28px}.hero h1{font-size:34px;margin:24px 0 18px}.hero h1 br{display:block}.hero p{font-size:16px}.hero .metrics{margin:12px 0}.steps{display:none}.panel{padding:20px}.cards{grid-template-columns:repeat(2,1fr)}.cards b{font-size:30px}.cards em{font-size:11px}.adminhead h1{font-size:29px}.adminhead{gap:14px}.filters{gap:12px}.filters label{min-width:calc(50% - 12px)}.filters .unitfilter{min-width:100%}.sectionhead{flex-direction:column;gap:12px}.sectionhead h2{font-size:21px}.sectionhead button{width:100%}.note{font-size:12px}.downloadall{flex-direction:column;align-items:stretch}.pagination{gap:8px}.question{padding:18px}.option{font-size:15px;gap:8px}.progress{font-size:12px;padding:12px;gap:10px}h1{font-size:30px}}
/* Danh sách đơn vị có tìm kiếm */
.unitpicker{position:relative;margin:18px 0}
.unitpicker>label{margin:0 0 8px}
.unitpicker>input{padding-right:30px!important;background:#fcfcfd}
.unitpicker>small{font-size:12px;color:#6c7480;margin-top:6px}
.unit-results{position:absolute;z-index:20;top:82px;left:0;right:0;max-height:260px;overflow-y:auto;overscroll-behavior:contain;border:1px solid #dce0e5;border-radius:10px;background:#fff;box-shadow:0 12px 28px #242c3d22}
.unit-results[hidden],#unit-select[hidden]{display:none!important}
.unit-option{padding:12px 14px;font-size:14px;line-height:1.5;border-bottom:1px solid #f0f1f4;cursor:pointer;white-space:normal;overflow-wrap:anywhere}
.unit-option:hover,.unit-option[aria-selected="true"]{color:#8c2138;background:#fbeef2}
.unit-status{font-size:12px;color:#8c2138;min-height:18px;margin-top:4px}

#unit-open{width:100%;text-align:left;background:white;color:#562234;border:1px solid #b7959e;white-space:normal}
#unit-dialog:not([open]),#unit-open[hidden]{display:none}
#unit-dialog[open]{display:flex;flex-direction:column;width:min(30rem,92vw);max-height:80vh;max-height:80dvh;border:0;border-radius:14px;padding:18px;color:#252b37;box-sizing:border-box}
#unit-dialog::backdrop{background:rgba(26,15,20,.48)}
.unit-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.unit-head h3{margin:0;font-size:1.15rem}
#unit-dialog label{margin:14px 0 6px}
#unit-count{font-size:.85rem;margin:10px 0}
#unit-choices{overflow-y:auto;overscroll-behavior:contain}
#unit-choices button{display:block;width:100%;text-align:left;white-space:normal;background:white;color:#252b37;border-radius:0;border-bottom:1px solid #eee;padding:12px 8px}
#unit-choices button:hover,#unit-choices button:focus-visible,#unit-choices button[aria-current]{background:#faedf1;color:#81223b}