@font-face{font-family:NotoThai;src:url('/vendor/thai.ttf') format('truetype');font-display:swap}*{box-sizing:border-box} :root{--purple:#642256;--purple-dark:#3f1738;--gold:#c79b3b;--ink:#25242d;--muted:#78717d;--line:#e8e2e8;--bg:#faf8fb;--green:#18734b;--radius:18px}body{margin:0;color:var(--ink);background:var(--bg);font-family:NotoThai,Tahoma,Arial,sans-serif;font-size:15px;line-height:1.7}a{color:inherit}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button:disabled{cursor:wait;opacity:.6}button,.primary,.secondary{min-height:46px}.topbar{background:#fff;border-bottom:1px solid var(--line);padding:22px max(5vw,24px);display:flex;justify-content:space-between;align-items:center;gap:20px}.brand{display:flex;gap:14px;align-items:center;text-decoration:none}.brand img{width:57px;height:61px;object-fit:contain}.brand strong{font-size:17px;display:block;color:var(--purple-dark)}.brand small{display:block;color:var(--muted);font-size:12px}.quiet-link{font-size:13px;text-decoration:none;color:var(--purple);border:1px solid var(--line);padding:9px 15px;border-radius:10px}.student-main{max-width:1180px;margin:56px auto 36px;padding:0 32px}.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:70px;align-items:center}.hero-copy{position:relative;padding:15px 0 25px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:bold;color:var(--muted)}.eyebrow i{display:inline-block;height:7px;width:7px;background:var(--gold);border-radius:50%;margin-right:8px}.term{color:var(--purple);font-size:14px;margin:25px 0 12px}.hero h1{font-size:clamp(36px,4.2vw,56px);letter-spacing:-1.7px;font-weight:700;line-height:1.35;max-width:530px;margin:0 0 22px;color:var(--purple-dark)}.hero h1 span{color:var(--purple)}.hero-description{color:var(--muted);font-size:18px;line-height:1.85;margin:0}.hero-seal{display:flex;gap:16px;align-items:center;margin-top:30px;font-size:12px;color:var(--muted)}.hero-seal img{width:65px;height:65px;object-fit:contain;mix-blend-mode:multiply}.hero-seal strong{font-weight:500;color:var(--purple)}.search-panel{background:white;border:1px solid var(--line);border-top:4px solid var(--gold);border-radius:var(--radius);box-shadow:0 16px 45px #44233c0a;padding:34px 36px}.section-number{display:flex;gap:12px;align-items:center;color:var(--gold);font-size:12px;letter-spacing:1px}.section-number span{color:var(--muted);letter-spacing:0}.search-panel h2{font-size:26px;color:var(--purple-dark);margin:16px 0 6px}.muted{color:var(--muted)}label{display:block;font-size:13px;font-weight:600;margin:22px 0 8px}input,select,textarea{width:100%;border:1px solid #d9d0dc;background:#fff;color:var(--ink);border-radius:10px;padding:12px 14px}input:focus,select:focus,textarea:focus{border-color:var(--purple)}input::placeholder{color:#aaa0ad}.primary{display:inline-flex;justify-content:center;align-items:center;gap:15px;background:var(--purple);color:white;border:0;border-radius:10px;padding:11px 20px;text-decoration:none;font-size:14px}.primary:hover{background:var(--purple-dark)}.full{width:100%;margin-top:18px}.secondary{background:white;color:var(--purple);border:1px solid #dacbda;border-radius:10px;padding:10px 18px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.secondary:hover{background:#f7f0f7}.message{font-size:13px;color:#9b4235;min-height:0;margin:12px 0 0}.message:empty{display:none}.search-note{display:flex;gap:10px;border-top:1px solid var(--line);margin-top:26px;padding-top:17px;color:var(--muted);font-size:11px}.search-note p{margin:0}.search-note span{font-size:17px;color:var(--gold)}.steps{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);margin-top:60px;padding-top:28px;gap:20px}.steps article{display:flex;gap:17px;align-items:flex-start}.steps b{font-size:22px;font-weight:500;color:#b9a6b6}.steps h3{margin:0;font-size:14px;font-weight:600}.steps p{margin:3px 0 0;font-size:12px;color:var(--muted)}footer{border-top:1px solid var(--line);max-width:1180px;margin:40px auto 0;padding:20px 32px 28px;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}footer small{font-size:11px}#results{margin-top:40px;border-top:1px solid var(--line);padding-top:30px;scroll-margin:25px}.result-header{display:flex;justify-content:space-between;align-items:center;gap:20px}.result-header h2{margin:8px 0 4px;font-size:25px}.result-header p{margin:0;font-size:13px}.purple{color:var(--purple)}.total-box{padding:10px 20px;border-radius:12px;background:#efe4ee;display:flex;align-items:center;gap:15px;font-size:12px;color:var(--purple)}.total-box strong{font-size:32px}.exam-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0}.exam-card{background:white;border:1px solid var(--line);border-radius:14px;padding:22px;display:flex;flex-direction:column;align-items:flex-start}.card-top{width:100%;display:flex;gap:8px;justify-content:space-between;align-items:center}.subject-code{font-size:12px;color:var(--muted)}.badge{border-radius:6px;padding:3px 9px;font-size:10px;white-space:nowrap}.green{background:#e9f6ef;color:var(--green)}.amber{background:#fff4dd;color:#8f651b}.exam-card h3{font-size:17px;line-height:1.6;flex:1;margin:16px 0 22px}.exam-card .primary{width:100%}.exam-card p{font-size:12px} [hidden]{display:none!important}
/* Admin */
.search-hint{color:var(--muted)}.student-matches{list-style:none;padding:0;margin:12px 0 0;border:1px solid var(--line);border-radius:10px;max-height:280px;overflow:auto}.student-matches li+li{border-top:1px solid var(--line)}.student-match{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px;background:white;border:0;padding:12px 14px;text-align:left;color:var(--ink);line-height:1.6}.student-match:hover,.student-match:focus-visible{background:#f6eef5}.student-match strong{display:block;font-size:14px}.student-match small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.match-arrow{color:var(--purple);flex-shrink:0}
.password-field{position:relative}.password-field input{padding-right:54px}.password-field button{position:absolute;right:5px;top:3px;min-height:42px;width:42px;display:flex;align-items:center;justify-content:center;background:transparent;border:0;border-radius:8px;color:var(--purple)}.password-field button:hover{background:#f5edf4}
.admin-shell{max-width:1350px;margin:auto;display:grid;grid-template-columns:210px minmax(0,1fr);min-height:calc(100vh - 107px)}.sidebar{padding:32px 22px;border-right:1px solid var(--line);background:#fff}.sidebar .eyebrow{display:block;margin:0 10px 18px;font-size:10px}.sidebar button{display:block;width:100%;text-align:left;min-height:43px;border:none;border-radius:9px;background:transparent;padding:10px 13px;color:var(--muted);font-size:13px;margin-bottom:7px}.sidebar button.active{background:#efe4ee;color:var(--purple);font-weight:600}.admin-main{padding:35px 38px;min-width:0}.page-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:15px;margin-bottom:25px}.page-heading h1{margin:0;font-size:28px;color:var(--purple-dark)}.page-heading p{margin:5px 0;font-size:13px;color:var(--muted)}.login-card{max-width:450px;margin:65px auto;padding:35px;background:white;border:1px solid var(--line);border-radius:var(--radius)}.login-card h1{font-size:25px;color:var(--purple);margin-top:0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-bottom:28px}.stat{padding:22px;background:#fff;border:1px solid var(--line);border-radius:12px}.stat span{display:block;font-size:12px;color:var(--muted)}.stat strong{font-size:30px;font-weight:600;display:block;color:var(--purple-dark)}.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;margin-bottom:23px}.panel h2{font-size:18px;margin:0 0 8px}.panel p{font-size:13px;margin:8px 0}.import-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.upload-zone{display:block;background:#fbf9fc;border:1px dashed #bfa8bf;border-radius:12px;padding:23px;text-align:center;font-weight:400}.upload-zone b{display:block;color:var(--purple);font-size:16px}.upload-zone input{margin-top:18px;padding:8px;font-size:12px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.checkbox{display:flex;align-items:flex-start;gap:10px;font-size:12px;font-weight:400}.checkbox input{width:17px;height:17px;margin-top:4px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;text-align:left;font-size:12px}th{font-weight:500;color:var(--muted);padding:13px 12px;background:#faf8fb;white-space:nowrap;border-bottom:1px solid var(--line)}td{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:middle}td a{color:var(--purple);text-decoration:none}.small-button{min-height:34px;padding:5px 12px;font-size:12px}.table-tools{display:flex;gap:12px;margin-bottom:20px;align-items:center}.table-tools input{max-width:350px;font-size:13px}.table-tools select{max-width:180px;font-size:13px}.table-tools .primary{margin-left:auto;white-space:nowrap}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--purple-dark);color:#fff;padding:12px 22px;border-radius:10px;font-size:13px;z-index:100;max-width:90vw}.preview-panel{border-color:var(--gold);background:#fffdf8}.warning{padding:12px 15px;border-radius:8px;background:#fff2d5;color:#805d1d;font-size:12px;margin-top:15px;overflow-wrap:anywhere}.preview-summary{display:flex;gap:20px;flex-wrap:wrap;padding:15px 0;font-size:13px}.preview-summary strong{color:var(--purple);font-size:23px;margin-right:6px}.status-line{font-size:12px;color:var(--muted);padding:0 0 18px}.status-line strong{color:var(--green)}dialog{border:1px solid var(--line);border-radius:16px;max-width:600px;width:calc(100% - 32px);padding:30px;max-height:90vh}dialog::backdrop{background:#27152480}dialog h2{margin-top:0;font-size:21px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.pagination{display:flex;gap:15px;align-items:center;justify-content:flex-end;margin-top:15px;font-size:12px}.guide{display:grid;grid-template-columns:1fr 1fr;gap:18px;font-size:12px}.guide ol{padding-left:22px;color:var(--muted)}.guide code{color:var(--purple);background:#f4edf4;padding:2px 5px;border-radius:4px}.danger{color:#a94436}.nowrap{white-space:nowrap}
@media(max-width:900px){.hero{gap:30px}.student-main{margin-top:35px}.search-panel{padding:28px}.exam-grid{grid-template-columns:repeat(2,1fr)}.admin-shell{grid-template-columns:170px 1fr}.admin-main{padding:25px}.sidebar{padding:25px 12px}.import-grid{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.topbar{padding:16px 20px;gap:10px}.brand{gap:9px}.brand img{width:42px;height:45px}.brand strong{font-size:13px}.brand small{font-size:10px}.quiet-link{font-size:10px;padding:7px 9px}.student-main{padding:0 20px;margin-top:25px}.hero{grid-template-columns:1fr;gap:24px}.hero-copy{padding:0}.hero h1{font-size:35px;letter-spacing:-1px;margin-bottom:14px}.hero-description{font-size:15px}.term{margin-top:16px}.hero-seal{display:none}.search-panel{padding:25px}.search-panel h2{font-size:22px}.steps{margin-top:35px;padding-top:23px;grid-template-columns:1fr;gap:18px}.steps b{font-size:18px}.steps p{font-size:11px}.exam-grid{grid-template-columns:1fr}.result-header{align-items:flex-start;flex-direction:column}.result-header h2{font-size:22px}.total-box{padding:8px 14px}footer{padding:20px;flex-direction:column;gap:5px;margin-top:25px}.admin-shell{grid-template-columns:1fr}.sidebar{display:flex;gap:4px;overflow:auto;padding:12px;border-right:0;border-bottom:1px solid var(--line)}.sidebar .eyebrow{display:none}.sidebar button{width:auto;white-space:nowrap;flex-shrink:0;margin:0;padding:8px 11px;font-size:12px}.admin-main{padding:22px 16px}.page-heading h1{font-size:23px}.page-heading .secondary{padding:8px 12px;font-size:12px}.panel{padding:20px}.stat{padding:17px}.stat strong{font-size:25px}.table-tools{flex-wrap:wrap}.table-tools input{max-width:none}.table-tools select{max-width:160px}.guide{grid-template-columns:1fr}.login-card{margin:35px 20px;padding:28px}.form-row{grid-template-columns:1fr;gap:0}}