:root{--bg:#eef4fb;--card:#fff;--line:#d6e1ee;--line2:#c3d3e6;--text:#172033;--muted:#667085;--primary:#245fa8;--primary2:#123f73;--ok:#0d8758;--bad:#ca3b35;--warn:#ad6c00;--purple:#7057c8;--blue:#2b6fb3;--gray:#475569;--shadow:0 10px 28px rgba(25,42,70,.08)}
*{box-sizing:border-box} body{margin:0;background:linear-gradient(180deg,#f8fbff 0,#eef4fb 280px),var(--bg);font-family:"Segoe UI","Pretendard","Noto Sans KR",Arial,sans-serif;color:var(--text)}
button,input,select,textarea{font:inherit} button{border:1px solid #adc6e5;border-radius:10px;background:#edf5ff;color:#184a83;font-weight:900;min-height:36px;padding:8px 12px;cursor:pointer} button:hover{background:#e3f0ff} button.primary{background:linear-gradient(180deg,#3174c6,#245fa8);color:white;border-color:#245fa8} button.ok{background:#e5f6ee;color:var(--ok);border-color:#9bd5b9} button.bad{background:#ffefed;color:var(--bad);border-color:#efbbb6} button.warn{background:#fff4df;color:var(--warn);border-color:#efcf7f} button.gray{background:#f1f5f9;color:#475569;border-color:#cbd5e1} button.danger{background:#fff0ed;color:#b42318;border-color:#f0aaa2} button.small{min-height:28px;padding:5px 8px;font-size:12px;border-radius:8px}
input,select,textarea{border:1px solid var(--line);border-radius:10px;background:#fbfdff;min-height:36px;padding:7px 10px;width:100%} textarea{min-height:58px}.hidden{display:none!important}.nowrap{white-space:nowrap}
.login{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:28px;max-width:430px;width:100%}.login-card h1{margin:0 0 8px}.login-card p{color:var(--muted);margin:0 0 18px}.login-card label{display:block;margin:12px 0;color:var(--muted);font-size:13px}.login-actions{display:flex;gap:8px;align-items:center;margin-top:14px}.login-error{color:var(--bad);font-size:13px;min-height:18px;margin-top:10px}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding:14px 22px;display:flex;gap:12px;align-items:center;justify-content:space-between}.brand h1{font-size:22px;margin:0}.brand p{font-size:12px;color:var(--muted);margin:3px 0 0}.enroll-summary{display:flex;flex-wrap:wrap;gap:5px;margin-top:7px}.enroll-chip{display:inline-flex;align-items:center;gap:4px;border:1px solid var(--line);background:#f8fbff;border-radius:999px;padding:4px 8px;font-size:11px;font-weight:900;color:#334155}.enroll-chip b{font-size:12px;color:var(--primary2)}.enroll-chip.total{background:#e6f0ff;border-color:#b8cff0;color:var(--primary2)}.enroll-chip.regular{background:#e5f6ee;border-color:#b7e2cc;color:#075f3d}.enroll-chip.special{background:#f2ecff;border-color:#ccb9ee;color:#4c319c}.top-actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.pill-save{display:inline-flex;align-items:center;border:1px solid #b7e2cc;background:#e5f6ee;color:var(--ok);font-size:12px;font-weight:900;border-radius:999px;padding:5px 10px}.pill-save.dirty{background:#fff4df;color:var(--warn);border-color:#efc879}
main{max-width:1800px;margin:0 auto;padding:18px}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.tab{background:#fff;border-color:var(--line);color:#334155}.tab.active{background:var(--primary);border-color:var(--primary);color:#fff}.view{display:none}.view.active{display:block}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:10px;margin-bottom:14px}.kpi{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:12px;min-width:0}.kpi span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.kpi strong{display:block;font-size:clamp(18px,1.45vw,24px);line-height:1.18;letter-spacing:-.04em;overflow-wrap:anywhere;word-break:keep-all}.kpi small{display:block;color:var(--muted);font-size:11px;margin-top:5px;line-height:1.35}.finance-grid .kpis{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.amount{font-variant-numeric:tabular-nums}.amount b,.amount{letter-spacing:-.02em}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden;margin-bottom:14px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;background:#f6faff;border-bottom:1px solid var(--line)}.panel-head h2{font-size:16px;margin:0}.panel-body{padding:14px}.notice{background:#fff8e6;border:1px solid #efcf7f;color:#7a4b00;border-radius:12px;padding:10px 12px;line-height:1.5;margin-bottom:12px}.badnotice{background:#ffefed;border-color:#efbbb6;color:#9c1c16}.goodnotice{background:#e5f6ee;border-color:#9bd5b9;color:#075f3d}
.filters{display:grid;grid-template-columns:minmax(220px,1.5fr) 140px 150px 160px 160px 160px 160px;gap:10px;align-items:end}.form-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.filters label,.form-grid label,.inline-label{display:grid;gap:5px;color:var(--muted);font-size:12px}.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.toolbar input[type=date]{width:160px}.toolbar select{width:140px}.toolbar .wide{width:240px}
.table-wrap{overflow:auto;max-height:720px;border:1px solid var(--line);border-radius:12px}table{border-collapse:separate;border-spacing:0;width:100%;font-size:12px}th,td{border-bottom:1px solid #e7eef6;border-right:1px solid #edf2f7;padding:8px 9px;text-align:left;vertical-align:top;white-space:nowrap}th{position:sticky;top:0;background:#eaf2fb;z-index:6;color:#1e293b;font-weight:900}tr:hover td{background:#f8fbff}.sticky-name{position:sticky;left:0;background:#fff;z-index:5;min-width:130px}th.sticky-name{z-index:8;background:#dfeeff}.name-cell{font-weight:900}.muted,.mini{color:var(--muted)}.mini{font-size:11px}.amount{font-variant-numeric:tabular-nums;text-align:right}.center{text-align:center}
.tag{display:inline-flex;align-items:center;gap:3px;padding:3px 7px;border-radius:999px;font-weight:900;font-size:11px;margin:1px}.tag.ok{background:#e5f6ee;color:var(--ok)}.tag.bad{background:#ffefed;color:var(--bad)}.tag.warn{background:#fff4df;color:var(--warn)}.tag.purple{background:#f2ecff;color:var(--purple)}.tag.blue{background:#e6f0ff;color:var(--blue)}.tag.gray{background:#eef2f7;color:#475569}.tag.selfstudy{background:#eef2ff;color:#334155;border:1px solid #c7d2fe}.tag.noticefee{background:#ea580c;color:#fff;border:1px solid #c2410c;font-size:12px;box-shadow:0 0 0 3px rgba(249,115,22,.16)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.student-card{border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:0 6px 18px rgba(25,42,70,.05);padding:12px}.student-card h3{font-size:16px;margin:0 0 6px}.card-meta{color:var(--muted);font-size:12px;line-height:1.45;margin-bottom:10px}.record-box{border:1px solid #e7eef6;border-radius:12px;padding:10px;margin-top:8px;background:#fbfdff}.record-box.present{background:#eefaf4;border-color:#9bd5b9}.record-box.absent{background:#fff0ed;border-color:#efbbb6}.record-box.scheduled{background:#fffaf0;border-color:#efcf7f}.record-title{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.btn-row{display:flex;flex-wrap:wrap;gap:6px}.btn-row button.active{box-shadow:inset 0 0 0 2px currentColor}.note-input{margin-top:7px}
/* v5: 출석체크 화면 간단형 */
.check-list{display:grid;gap:10px}.check-student{border:1px solid var(--line);border-left:8px solid #cbd5e1;border-radius:14px;background:linear-gradient(180deg,#ffffff 0,#fbfdff 100%);box-shadow:0 5px 14px rgba(25,42,70,.045);overflow:hidden;transition:background .15s ease,border-color .15s ease}.check-student-head{display:grid;grid-template-columns:minmax(180px,1fr) auto auto;gap:10px;align-items:center;padding:10px 12px}.check-student-name{min-width:0}.check-student-name h3{font-size:15px;margin:0 0 4px;display:flex;align-items:center;gap:5px;flex-wrap:wrap}.check-student-name .mini{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.check-counts{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}.check-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.check-actions button{min-height:36px;padding:6px 12px;font-size:13px;border-radius:8px;font-weight:900}.check-actions button.active{box-shadow:inset 0 0 0 2px currentColor}.check-actions .check-more-action{background:#fff;color:#334155;border-color:#cbd5e1}.record-detail{display:none;border-top:1px solid #e7eef6;background:#fbfdff;padding:9px 10px}.check-student.open .record-detail{display:grid;gap:8px}.record-box.compact{margin:0;padding:9px}.record-brief{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.view-hint{display:flex;gap:8px;align-items:center;justify-content:space-between;background:#f8fbff;border:1px solid var(--line);border-radius:12px;padding:9px 11px;margin:10px 0;color:var(--muted);font-size:12px}.view-hint b{color:var(--text)}.check-student.status-present{border-color:#9bd5b9;border-left-color:var(--ok);background:linear-gradient(180deg,#f4fcf7 0,#ffffff 88%)}.check-student.status-present .check-student-head{background:#eefaf4}.check-student.status-absent{border-color:#efbbb6;border-left-color:var(--bad);background:linear-gradient(180deg,#fff5f3 0,#ffffff 88%)}.check-student.status-absent .check-student-head{background:#fff0ed}.check-student.status-scheduled{border-color:#efcf7f;border-left-color:var(--warn);background:linear-gradient(180deg,#fffaf0 0,#ffffff 88%)}.check-student.status-scheduled .check-student-head{background:#fff8ea}.check-student.status-missing{border-color:#ccb9ee;border-left-color:var(--purple);background:linear-gradient(180deg,#f7f2ff 0,#ffffff 88%)}.check-student.status-missing .check-student-head{background:#f2ecff}.check-student.status-mixed{border-color:#b8cff0;border-left-color:var(--blue);background:linear-gradient(180deg,#f2f7ff 0,#ffffff 88%)}.check-student.status-mixed .check-student-head{background:#eaf2ff}.check-student.status-selfstudy{border-color:#cbd5e1;border-left-color:#64748b;background:linear-gradient(180deg,#f8fafc 0,#ffffff 88%)}.check-student.status-selfstudy .check-student-head{background:#f1f5f9}.check-student.status-default .check-student-head{background:#f8fbff}.status-legend{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.legend-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:800;border:1px solid var(--line);background:#fff}.legend-chip::before{content:'';display:inline-block;width:10px;height:10px;border-radius:999px;background:#cbd5e1}.legend-chip.present::before{background:var(--ok)}.legend-chip.absent::before{background:var(--bad)}.legend-chip.scheduled::before{background:var(--warn)}.legend-chip.missing::before{background:var(--purple)}.legend-chip.mixed::before{background:var(--blue)}.legend-chip.selfstudy::before{background:#64748b}.legend-chip.noticefee::before{background:#f97316}.fee-notice-alert{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#fff7ed;border:1px solid #fb923c;color:#9a3412;border-radius:10px;padding:10px 12px;margin:10px 0;font-weight:800}.fee-notice-alert b{color:#ea580c}.fee-notice-alert button{background:#fff;border-color:#fdba74;color:#9a3412;white-space:nowrap}
@media(max-width:900px){.check-student-head{grid-template-columns:1fr}.check-counts,.check-actions{justify-content:flex-start}.view-hint{display:block}.view-hint .btn-row{margin-top:8px}}

.matrix-cell{min-width:78px;max-width:120px;white-space:normal;line-height:1.35}.matrix-cell .raw{font-weight:900}.matrix-cell.present{background:#e5f6ee!important;color:var(--ok)}.matrix-cell.absent{background:#ffefed!important;color:var(--bad)}.matrix-cell.scheduled{background:#fff4df!important;color:var(--warn)}.matrix-cell.mixed{background:#f2ecff!important;color:var(--purple)}.matrix-empty{background:#fbfdff!important;color:#cbd5e1}.rule-list{margin:0;padding-left:18px;line-height:1.65;color:#334155}.summary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.finance-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px}.finance-gate{max-width:460px;margin:20px auto;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:22px}.finance-gate h2{margin:0 0 8px}.finance-gate p{color:var(--muted);margin:0 0 14px;line-height:1.5}.finance-top{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:12px}.month-buttons{display:flex;gap:6px;flex-wrap:wrap}.month-buttons button.active{background:var(--primary);border-color:var(--primary);color:#fff}.mini-panel{background:#f8fbff;border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:12px}.audit-month-table td,.audit-month-table th{font-size:12px}@media(max-width:1250px){.finance-grid{grid-template-columns:1fr}}.summary-card{background:#f8fbff;border:1px solid var(--line);border-radius:14px;padding:12px}.summary-card strong{display:block;font-size:22px;margin-top:4px}.right{text-align:right}.status-paid{color:var(--ok);font-weight:900}.status-due{color:var(--bad);font-weight:900}.status-partial{color:var(--warn);font-weight:900}.required-star{color:var(--bad);font-weight:900}.student-added-row{background:#f7fffb}.student-add-note{font-size:12px;color:var(--muted);line-height:1.45;margin:6px 0 0}.student-add-actions{display:flex;gap:8px;align-items:end}.danger-link{background:#fff0ed!important;color:#b42318!important;border-color:#f0aaa2!important}.student-withdrawn-row td{background:#f8fafc!important;color:#64748b}.student-withdrawn-row .name-cell{text-decoration:line-through}.student-manage-actions{display:flex;gap:5px;flex-wrap:wrap}.withdrawn-note{font-size:11px;color:#64748b;margin-top:4px;line-height:1.35}.session-progress{min-width:150px}.session-progress b{font-size:12px}.progress-bar{height:8px;background:#e5e7eb;border-radius:999px;overflow:hidden;margin:5px 0}.progress-bar span{display:block;height:100%;background:linear-gradient(90deg,#0d8758,#35b779);border-radius:999px}.progress-bar.done span{background:linear-gradient(90deg,#245fa8,#5d93d4)}.session-mini{font-size:11px;color:var(--muted);line-height:1.35}.check-progress{display:inline-flex;gap:5px;align-items:center;margin-left:3px}.check-progress .tag{margin:0}
.sms-message{white-space:pre-wrap;line-height:1.5;min-width:360px;max-width:620px}.sms-target{font-weight:900}.sms-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:end;margin-bottom:12px}.sms-toolbar label{display:grid;gap:5px;color:var(--muted);font-size:12px}.sms-toolbar input,.sms-toolbar select{min-width:150px}.sms-preview{background:#f8fbff;border:1px solid var(--line);border-radius:12px;padding:10px;margin-bottom:12px;color:#334155}.sms-row-notice td{background:#fff7ed!important}.sms-copy-btn{white-space:nowrap}
.makeup-schedule-controls{display:grid;grid-template-columns:135px 95px minmax(160px,1fr) auto;gap:6px;align-items:center}.makeup-schedule-controls input,.makeup-schedule-controls select{width:100%;min-width:0}.makeup-schedule-text{margin-top:4px;font-size:11px;color:#334155}.makeup-saved td{background:#f8fbff!important}.makeup-empty-hint{color:#94a3b8;font-size:11px}
.makeup-date-card{min-width:150px;border:1px solid #dbeafe;background:#f8fbff;border-radius:10px;padding:7px 8px;line-height:1.35}
.makeup-date-card .makeup-date-main{font-size:14px;font-weight:1000;color:#123f73}
.makeup-date-card.done{background:#ecfdf5;border-color:#86efac}.makeup-date-card.done .makeup-date-main{color:#166534}
.makeup-date-card.missing{background:#fff7ed;border-color:#fdba74}.makeup-date-card.missing .makeup-date-main{color:#9a3412}
.makeup-date-card .mini{display:block;margin-top:2px;white-space:normal}
.check-makeup-plan-panel{margin-top:8px;padding:8px;border:1px dashed #38bdf8;border-radius:10px;background:#f0f9ff;display:flex;gap:6px;flex-wrap:wrap;align-items:center}.check-makeup-plan-panel select,.check-makeup-plan-panel input{min-width:120px}.check-makeup-plan-panel .mini{width:100%;color:#075985}.makeup-replace-panel{margin-top:8px;padding:8px;border:1px dashed #f59e0b;border-radius:10px;background:#fffbeb;display:flex;gap:6px;flex-wrap:wrap;align-items:center}.makeup-replace-panel select{min-width:260px;max-width:100%;flex:1}.makeup-replace-panel .mini{width:100%;color:#92400e}.tag.makeupdone{background:#dcfce7;color:#166534;border:1px solid #86efac}.tag.makeupreplace{background:#f97316;color:#fff;border:1px solid #ea580c}.check-student.status-makeupreplace{border-left-color:#f97316;background:linear-gradient(90deg,#fff7ed,#fff)}
.tag.carryover{background:#fef3c7;color:#92400e;border:1px solid #f59e0b}.carryover-note{margin-top:4px;font-size:11px;color:#92400e}.check-student.status-makeupreplace .carryover-note b{color:#78350f}
.tag.makeupround{background:#cffafe;color:#0e7490;border:1px solid #67e8f9}
.tag.pause{background:#fef3c7;color:#92400e;border:1px solid #f59e0b}.pause-note{margin-top:4px;font-size:11px;color:#92400e}.student-paused-row td{background:#fffbeb!important}.check-order-input{min-width:240px}
@media(max-width:1200px){.kpis{grid-template-columns:repeat(2,1fr)}.filters,.form-grid{grid-template-columns:1fr 1fr}.card-grid{grid-template-columns:1fr 1fr}.topbar{align-items:flex-start;flex-direction:column}}
@media(max-width:760px){main{padding:10px}.card-grid,.filters,.form-grid,.summary-grid{grid-template-columns:1fr}.tabs{position:sticky;top:72px;background:#eef4fb;z-index:20;padding:6px 0}.topbar{position:static}th,td{padding:7px 8px}.kpis{grid-template-columns:1fr 1fr}}

.monthly-table-wrap{max-height:760px}
.monthly-table{font-size:11px;min-width:1380px}
.monthly-table th,.monthly-table td{text-align:center;vertical-align:middle;min-width:46px;padding:6px 5px}
.monthly-table .student-col{position:sticky;left:0;z-index:7;min-width:128px;text-align:left;background:#fff}
.monthly-table .info-col{position:sticky;left:128px;z-index:6;min-width:132px;text-align:left;background:#fff}
.monthly-table th.student-col,.monthly-table th.info-col{background:#dfeeff;z-index:9}
.monthly-table .month-cell{font-weight:900;border-radius:8px;line-height:1.25;white-space:normal;word-break:keep-all}
.monthly-table .month-cell.present{background:#e5f6ee!important;color:var(--ok);border:1px solid #9bd5b9}
.monthly-table .month-cell.absent{background:#ffefed!important;color:var(--bad);border:1px solid #efbbb6}
.monthly-table .month-cell.missing{background:#f2ecff!important;color:var(--purple);border:1px solid #ccb9ee}
.monthly-table .month-cell.scheduled{background:#fff4df!important;color:var(--warn);border:1px solid #efcf7f}
.monthly-table .month-cell.makeup{background:#ecfeff!important;color:#0e7490;border:1px solid #67e8f9}
.monthly-table .month-cell.makeup::after{content:"보강";display:block;font-size:10px;line-height:1.1;color:#0e7490;margin-top:2px}
.monthly-table .month-cell.mixed{background:#eaf2ff!important;color:var(--blue);border:1px solid #b8cff0}
.monthly-table .month-cell.selfstudy{background:#f1f5f9!important;color:#475569;border:1px solid #cbd5e1}
.monthly-table .month-cell.noticefee{box-shadow:inset 0 0 0 2px #f97316!important;position:relative}
.monthly-table .month-cell.noticefee::after{content:"문자";display:block;font-size:10px;line-height:1.1;color:#c2410c;margin-top:2px}
.monthly-table .month-cell.empty{background:#fbfdff!important;color:#cbd5e1}
.monthly-table .day-weekend{color:var(--bad)}
.matrix-legend{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 12px}
.legend-chip.empty::before{background:#e5e7eb;border:1px solid #cbd5e1}


.check-audit-panel{border:1px solid #f59e0b;background:#fffbeb;color:#78350f;border-radius:10px;padding:12px;margin:12px 0}.check-audit-panel.good{border-color:#86efac;background:#ecfdf5;color:#166534}.check-audit-head{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-bottom:8px}.check-audit-head b{font-size:14px}.check-audit-list{display:grid;gap:7px}.check-audit-item{display:grid;grid-template-columns:minmax(140px,.9fr) minmax(160px,1.2fr) minmax(180px,1.4fr) auto;gap:8px;align-items:center;background:#fff;border:1px solid rgba(245,158,11,.35);border-radius:8px;padding:8px}.check-audit-item .audit-title{font-weight:1000;color:#172033}.check-audit-item .audit-desc{font-size:12px;color:#667085;line-height:1.35}.check-audit-actions{display:flex;gap:5px;flex-wrap:wrap;justify-content:flex-end}.duplicate-detail{margin-top:8px;padding:8px 10px;border:1px solid rgba(245,158,11,.35);border-radius:8px;background:#fff7ed;color:#7c2d12}.duplicate-detail ol{margin:6px 0 6px 18px;padding:0;display:grid;gap:6px}.duplicate-detail li{line-height:1.45}.duplicate-detail li span{color:#7a5b36;font-size:12px}.duplicate-audit-item{align-items:start}.student-schedule-editor{display:grid;grid-template-columns:repeat(3,minmax(54px,1fr));gap:5px;min-width:210px}.student-schedule-editor input{min-height:30px;padding:4px 6px;font-size:12px}.student-schedule-editor .schedule-actions{grid-column:1/-1;display:flex;gap:5px;flex-wrap:wrap}.student-schedule-editor .schedule-meta{grid-column:1/-1;font-size:11px;color:#667085;line-height:1.35}
@media(max-width:760px){.check-audit-item{grid-template-columns:1fr}.check-audit-actions{justify-content:flex-start}.student-schedule-editor{min-width:0}}

@media print{.topbar,.tabs,.filters,.toolbar,.no-print,.btn-row,.note-input{display:none!important}main{padding:0}.panel{box-shadow:none;border:0}.table-wrap{max-height:none;overflow:visible;border:0}th{position:static}body{background:white}.card-grid{display:block}.student-card{page-break-inside:avoid;margin-bottom:10px}}

:root{
  --bg:#f5f7fb;
  --card:#fff;
  --line:#dfe4ec;
  --line2:#cbd3df;
  --text:#172033;
  --muted:#667085;
  --primary:#0b5dcc;
  --primary2:#073b88;
  --ok:#148258;
  --bad:#d13c32;
  --warn:#b46b00;
  --purple:#7357b8;
  --blue:#2468b4;
  --gray:#526173;
  --shadow:0 8px 22px rgba(24,39,64,.07);
}
html{background:var(--bg);scroll-behavior:smooth}
body{background:var(--bg);font-family:"Pretendard","Noto Sans KR","Segoe UI",Arial,sans-serif;letter-spacing:0}
button,input,select,textarea{border-radius:6px}
button{
  min-height:38px;
  border:1px solid #c8d4e3;
  background:#fff;
  color:#23405f;
  font-weight:800;
  box-shadow:0 1px 2px rgba(15,23,42,.04);
  transition:background .15s,border-color .15s,color .15s,box-shadow .15s,transform .15s;
}
button:hover{background:#f4f7fb;border-color:#98adca;box-shadow:0 3px 10px rgba(15,23,42,.08)}
button:active{transform:translateY(1px)}
button.primary{background:#0b5dcc;color:#fff;border-color:#0b5dcc;box-shadow:0 5px 14px rgba(11,93,204,.2)}
button.primary:hover{background:#084fae;border-color:#084fae}
button.ok{background:#eaf7f1;color:#0b7049;border-color:#a8d9c2}
button.bad{background:#fff0ee;color:#bc3028;border-color:#efb8b3}
button.warn{background:#fff6e7;color:#9a5a00;border-color:#ecd09b}
button.gray{background:#f4f6f9;color:#445267;border-color:#d8dee7}
button.danger{background:#fff;color:#c5332b;border-color:#e8a39e}
input,select,textarea{
  min-height:40px;
  border:1px solid #d3dae5;
  background:#fff;
  color:var(--text);
  box-shadow:inset 0 1px 2px rgba(15,23,42,.025);
}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(11,93,204,.12);border-color:#4a8adb}
.login{background:#eef3f9;padding:20px}
.login-card{
  max-width:420px;
  border:1px solid #d8e1ed;
  border-radius:8px;
  box-shadow:0 24px 60px rgba(7,59,136,.15);
  padding:34px;
  position:relative;
  overflow:hidden;
}
.login-card::before{content:"5A";position:absolute;top:0;left:0;width:58px;height:5px;background:#e23b32;color:transparent}
.login-card h1{font-size:25px;letter-spacing:-.02em;margin-bottom:8px}
.login-card h1::before{content:"5A MATH ACADEMY";display:block;color:#0b5dcc;font-size:11px;letter-spacing:.12em;margin-bottom:12px}
.login-card label{font-weight:700;color:#45536a}
.login-actions button{flex:1}
.topbar{
  position:relative;
  top:auto;
  z-index:50;
  min-height:100px;
  padding:17px clamp(18px,3vw,44px);
  background:#073b88;
  border:0;
  color:#fff;
  backdrop-filter:none;
  box-shadow:none;
}
.brand{min-width:0}
.brand h1{font-size:clamp(21px,2vw,28px);font-weight:900;color:#fff;letter-spacing:-.025em}
.brand p{color:#cbdaf0;font-size:12px;margin-top:5px}
.enroll-summary{margin-top:10px;gap:6px}
.enroll-chip{
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.1);
  color:#f4f8ff;
  padding:4px 8px;
  border-radius:999px;
  box-shadow:none;
}
.enroll-chip b,.enroll-chip.total b,.enroll-chip.regular b,.enroll-chip.special b{color:#fff}
.enroll-chip.total,.enroll-chip.regular,.enroll-chip.special{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);color:#f4f8ff}
.top-actions{max-width:760px;align-items:center}
.top-actions button{
  min-height:36px;
  background:rgba(255,255,255,.08);
  color:#fff;
  border-color:rgba(255,255,255,.34);
  box-shadow:none;
}
.top-actions button:hover{background:rgba(255,255,255,.17);border-color:rgba(255,255,255,.55)}
.top-actions button.danger{background:#fff;color:#b72821;border-color:#fff}
.pill-save{min-height:32px;background:#eaf7f1;color:#0b7049;border:1px solid #a8d9c2;border-radius:999px}
.pill-save.dirty{background:#fff4dc;color:#8d5700;border-color:#e8c979}
.app-nav{
  position:sticky;
  top:0;
  z-index:45;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 5px 15px rgba(23,32,51,.04);
}
.app-nav .tabs{
  max-width:1800px;
  margin:0 auto;
  padding:0 clamp(18px,3vw,44px);
  display:flex;
  flex-wrap:nowrap;
  gap:22px;
  overflow-x:auto;
  scrollbar-width:none;
}
.app-nav .tabs::-webkit-scrollbar{display:none}
.tab{
  flex:0 0 auto;
  min-height:52px;
  padding:0 3px;
  border:0;
  border-bottom:3px solid transparent;
  border-radius:0;
  background:transparent;
  color:#43516a;
  box-shadow:none;
  font-size:14px;
}
.tab:hover{background:transparent;color:#0b5dcc;box-shadow:none}
.tab.active{background:transparent;color:#0b5dcc;border-color:#0b5dcc}
main{max-width:1800px;margin:0 auto;padding:24px clamp(14px,2.5vw,36px) 40px}
.view.active{animation:view-in .18s ease-out}
@keyframes view-in{from{opacity:.35;transform:translateY(3px)}to{opacity:1;transform:none}}
.kpis{gap:10px;margin-bottom:16px}
.kpi{
  border:1px solid var(--line);
  border-radius:8px;
  box-shadow:none;
  padding:15px 16px;
  position:relative;
  overflow:hidden;
}
.kpi::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:#dfe6ef}
.kpi:nth-child(3n+1)::before{background:#0b5dcc}
.kpi:nth-child(3n+2)::before{background:#148258}
.kpi:nth-child(3n)::before{background:#e0a02d}
.kpi span{font-size:12px;font-weight:700;color:#5e6b7e}
.kpi strong{font-size:clamp(21px,1.55vw,28px);letter-spacing:-.035em}
.panel{
  border:1px solid var(--line);
  border-radius:8px;
  box-shadow:none;
  margin-bottom:16px;
}
.panel-head{min-height:54px;padding:13px 16px;background:#fafbfd;border-bottom-color:var(--line)}
.panel-head h2{font-size:17px;letter-spacing:-.01em}
.panel-body{padding:16px}
.notice,.sms-preview,.view-hint{border-radius:6px;box-shadow:none}
.summary-grid{gap:10px}
.summary-card{background:#fff;border:1px solid var(--line);border-radius:7px;padding:14px}
.summary-card strong{font-size:24px}
.mini-panel,.finance-gate{border-radius:8px;box-shadow:none}
.finance-gate{border-top:4px solid #0b5dcc}
.filters,.form-grid{gap:10px}
.filters label,.form-grid label,.inline-label,.sms-toolbar label{color:#536174;font-weight:700}
.table-wrap{border-radius:7px;border-color:var(--line);background:#fff}
table{font-size:12px}
th{background:#f0f4f9;color:#344258}
th,td{border-color:#e8ecf2;padding:9px 10px}
tr:hover td{background:#f7f9fc}
.tag{border-radius:999px;box-shadow:none}
.student-card,.record-box,.check-student{border-radius:8px;box-shadow:none}
.check-list{gap:8px}
.check-student{border-left-width:5px;background:#fff}
.check-student-head{padding:12px 14px}
.check-student-name h3{font-size:16px}
.check-student.status-present,.check-student.status-absent,.check-student.status-scheduled,.check-student.status-missing,.check-student.status-mixed,.check-student.status-feenotice,.check-student.status-selfstudy,.check-student.status-makeupreplace{background:#fff}
.check-student.status-present .check-student-head{background:#f3faf6}
.check-student.status-absent .check-student-head{background:#fff5f3}
.check-student.status-scheduled .check-student-head{background:#fff9ef}
.check-student.status-missing .check-student-head{background:#f8f5ff}
.check-student.status-mixed .check-student-head{background:#f3f7fd}
.check-student.status-feenotice .check-student-head{background:#fff5ec}
.check-student.status-selfstudy .check-student-head{background:#f6f7f9}
.check-student.status-makeupreplace .check-student-head{background:#fff7ed}
.record-detail{background:#fafbfd}
.check-actions button{min-height:34px}
.monthly-table .month-cell{border-radius:5px}
.progress-bar span,.progress-bar.done span{background:#0b5dcc}
.fee-notice-alert{border-width:1px;border-radius:7px;box-shadow:none}
@media(max-width:1000px){
  .topbar{align-items:flex-start;flex-direction:column}
  .top-actions{width:100%;justify-content:flex-start}
  .kpis{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:760px){
  body{padding-bottom:0}
  .login-card{padding:28px 22px}
  .topbar{position:relative;padding:14px 15px 12px;min-height:auto;gap:10px}
  .brand h1{font-size:20px}
  .brand p{display:none}
  .enroll-summary{display:none}
  .top-actions{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:6px;
    max-width:none;
  }
  .top-actions .pill-save{grid-column:1/-1;width:max-content}
  .top-actions button{min-height:34px;padding:6px 7px;font-size:11px;white-space:nowrap}
  .app-nav{top:0}
  .app-nav .tabs{padding:0 12px;gap:17px}
  .tab{min-height:48px;font-size:13px}
  main{padding:12px 10px 28px}
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
  .kpi{padding:12px 11px;min-height:94px}
  .kpi strong{font-size:21px}
  .panel{margin-bottom:11px}
  .panel-head{align-items:flex-start;flex-direction:column;padding:12px}
  .panel-head h2{font-size:17px}
  .panel-head .toolbar{width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .panel-head .toolbar input,.panel-head .toolbar select,.panel-head .toolbar button{width:100%}
  .panel-body{padding:11px}
  .filters,.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .filters label:first-child{grid-column:1/-1}
  .summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .summary-card{padding:12px}
  .summary-card strong{font-size:21px}
  .notice,.sms-preview,.view-hint{font-size:12px;padding:9px 10px}
  .check-student-head{grid-template-columns:1fr;padding:11px}
  .check-student-name .mini{white-space:normal;line-height:1.45}
  .check-counts{justify-content:flex-start}
  .check-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%}
  .check-actions button{width:100%;min-height:42px;font-size:13px}
  .record-title{align-items:flex-start;flex-direction:column}
  .record-title .btn-row{width:100%}
  .record-title .btn-row button{flex:1}
  .btn-row button{min-height:38px}
  .table-wrap{max-height:68vh}
  th,td{padding:8px}
  .makeup-schedule-controls{grid-template-columns:1fr 1fr}
  .makeup-schedule-controls input:nth-of-type(2),.makeup-schedule-controls button{grid-column:1/-1}
  .finance-gate{margin:8px auto;padding:18px}
}
.home-dashboard-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:2px 0 14px}
.home-dashboard-title .eyebrow{display:block;color:#1768c5;font-size:11px;font-weight:900;letter-spacing:.08em;margin-bottom:5px}
.home-dashboard-title h2{margin:0;font-size:24px;line-height:1.25}
.home-dashboard-title p{margin:5px 0 0;color:#66758a;font-size:13px}
.home-date-tools{display:flex;align-items:center;gap:7px}
.home-date-tools input{width:148px;min-height:38px;font-weight:800;text-align:center}
.home-date-tools button{min-height:38px}
.home-dashboard-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,.75fr);gap:14px}
.home-dashboard-grid>.panel{margin:0}
.home-class-list,.home-attendance-list{display:grid;gap:0;border:1px solid #dce5f0;border-radius:8px;overflow:hidden;background:#fff}
.home-class-row{display:grid;grid-template-columns:72px minmax(120px,1fr) minmax(110px,.75fr) repeat(4,58px) 20px;align-items:center;gap:8px;min-height:58px;padding:9px 12px;border-bottom:1px solid #e7edf4}
.home-class-row:last-child{border-bottom:0}
.home-class-row:hover{background:#f7faff}
.home-class-type{display:inline-flex;align-items:center;justify-content:center;width:max-content;min-width:48px;padding:5px 8px;border-radius:7px;background:#e8f1ff;color:#1359a4;font-size:11px;font-weight:900}
.home-class-type.special{background:#eeeaff;color:#6546b5}
.home-class-type.selfstudy{background:#eef2f6;color:#566579}
.home-class-main strong{display:block;font-size:14px;color:#17243b}
.home-class-main small,.home-class-schedule{color:#718095;font-size:12px}
.home-class-count{text-align:center;font-size:11px;color:#718095}
.home-class-count b{display:block;font-size:15px;color:#17243b}
.home-class-count.present b{color:#0b8b5a}.home-class-count.absent b{color:#d23b3b}.home-class-count.scheduled b{color:#b87800}
.home-class-arrow{color:#8a98aa;font-size:18px}
.home-alert-grid{grid-template-columns:1fr}
.home-alert-grid .summary-card{min-height:86px}
.home-attendance-toolbar{display:flex;align-items:center;gap:8px}
.home-attendance-toolbar input{min-width:210px}
.home-attendance-list{max-height:470px;overflow:auto}
.home-attendance-row{display:grid;grid-template-columns:minmax(125px,.9fr) minmax(160px,1.35fr) minmax(120px,1fr) minmax(150px,1.2fr) auto;align-items:center;gap:10px;min-height:54px;padding:9px 12px;border-bottom:1px solid #e7edf4}
.home-attendance-row:last-child{border-bottom:0}
.home-attendance-row:hover{background:#f7faff}
.home-student-name strong{display:block;font-size:14px}.home-student-name small,.home-attendance-meta{font-size:12px;color:#718095}
.home-session-tokens{font-size:12px;color:#34445c;overflow-wrap:anywhere}
.home-status{display:inline-flex;align-items:center;justify-content:center;min-width:76px;padding:6px 9px;border-radius:7px;font-size:11px;font-weight:900;white-space:nowrap}
.home-status.present{background:#e3f6ed;color:#08784c}.home-status.absent{background:#fff0ef;color:#cf3535}.home-status.scheduled{background:#fff5dc;color:#a76600}.home-status.selfstudy{background:#eef2f6;color:#566579}.home-status.mixed{background:#e8f1ff;color:#155ca9}
.home-empty{padding:28px 16px;text-align:center;color:#7a8798;font-size:13px}
@media(max-width:980px){
  .home-dashboard-grid{grid-template-columns:1fr}
  .home-alert-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-class-row{grid-template-columns:64px minmax(110px,1fr) minmax(90px,.7fr) repeat(4,50px) 16px}
}
@media(max-width:760px){
  .home-dashboard-head{align-items:stretch;flex-direction:column;margin-top:0}
  .home-dashboard-title h2{font-size:20px}
  .home-date-tools{display:grid;grid-template-columns:38px minmax(0,1fr) 38px}
  .home-date-tools input{width:100%}
  .home-date-tools .primary{grid-column:1/-1}
  .home-dashboard-grid{gap:10px}
  .home-alert-grid{grid-template-columns:1fr 1fr}
  .home-class-row{grid-template-columns:52px minmax(0,1fr) repeat(3,42px) 14px;gap:5px;padding:9px 8px}
  .home-class-schedule{grid-column:2;grid-row:2}
  .home-class-count.target{display:none}
  .home-class-count b{font-size:13px}
  .home-attendance-toolbar input{min-width:0;width:100%}
  .home-attendance-row{grid-template-columns:minmax(0,1fr) auto;gap:5px 8px;padding:10px}
  .home-attendance-meta,.home-session-tokens{grid-column:1/-1}
  .home-attendance-row>.home-attendance-meta:nth-of-type(2){display:none}
}
@media(max-width:430px){
  .top-actions{grid-template-columns:repeat(2,minmax(0,1fr))}
  .filters,.form-grid{grid-template-columns:1fr}
  .filters label:first-child{grid-column:auto}
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kpi{min-height:88px}
  .summary-grid{grid-template-columns:1fr 1fr}
}
/* 5A Signature fidelity correction */
.topbar{
  min-height:64px;
  padding:0 clamp(20px,3vw,44px);
  display:flex;
  flex-direction:row;
  align-items:center;
  justify-content:space-between;
  gap:22px;
}
.brand{display:flex;align-items:center;flex:1 1 auto}
.brand h1{font-size:24px;line-height:1.2;white-space:nowrap}
.brand p,.brand .enroll-summary{display:none}
.top-actions{
  flex:0 1 auto;
  max-width:none;
  flex-wrap:nowrap;
  align-items:center;
  gap:7px;
  overflow-x:auto;
  scrollbar-width:none;
}
.top-actions::-webkit-scrollbar{display:none}
.top-actions button{min-height:34px;padding:6px 10px;font-size:12px;white-space:nowrap}
.top-actions .pill-save{flex:0 0 auto;white-space:nowrap}
.mobile-menu-toggle{display:none}
.app-nav .tabs{gap:27px}
.tab{min-height:52px}
@media(max-width:1100px) and (min-width:761px){
  .topbar{padding-inline:18px;gap:14px}
  .brand h1{font-size:21px}
  .top-actions{gap:5px}
  .top-actions button{padding-inline:8px;font-size:11px}
}
@media(max-width:760px){
  .topbar{
    min-height:58px;
    padding:0 14px;
    flex-direction:row;
    align-items:center;
    gap:10px;
  }
  .brand{min-width:0}
  .brand h1{font-size:18px;overflow:hidden;text-overflow:ellipsis}
  .mobile-menu-toggle{
    display:inline-flex;
    flex:0 0 auto;
    min-width:54px;
    min-height:34px;
    align-items:center;
    justify-content:center;
    background:rgba(255,255,255,.1);
    color:#fff;
    border-color:rgba(255,255,255,.42);
    box-shadow:none;
  }
  .top-actions{
    display:none;
    position:absolute;
    top:52px;
    left:10px;
    right:10px;
    z-index:80;
    max-height:70vh;
    overflow:auto;
    padding:10px;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:7px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:8px;
    box-shadow:0 18px 42px rgba(15,23,42,.2);
  }
  .topbar.menu-open .top-actions{display:grid}
  .top-actions .pill-save{grid-column:1/-1;width:max-content}
  .top-actions button{
    width:100%;
    min-height:40px;
    padding:7px 8px;
    background:#fff;
    color:#23405f;
    border-color:#c8d4e3;
    font-size:12px;
  }
  .top-actions button.danger{color:#c5332b;border-color:#e8a39e}
  .app-nav .tabs{gap:20px;padding-inline:14px}
  .tab{min-height:48px}
}
/* Tablet and phone navigation */
@media(max-width:1180px){
  .topbar{
    position:relative;
    min-height:58px;
    padding:0 16px;
    gap:12px;
    overflow:visible;
  }
  .brand{min-width:0;overflow:hidden}
  .brand h1{
    min-width:0;
    max-width:100%;
    font-size:21px;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .mobile-menu-toggle{
    display:inline-flex;
    flex:0 0 auto;
    min-width:58px;
    min-height:36px;
    align-items:center;
    justify-content:center;
    background:rgba(255,255,255,.12);
    color:#fff;
    border-color:rgba(255,255,255,.46);
    box-shadow:none;
  }
  .top-actions{
    display:none;
    position:absolute;
    top:52px;
    left:auto;
    right:12px;
    z-index:100;
    width:min(360px,calc(100vw - 24px));
    max-height:72vh;
    overflow:auto;
    padding:10px;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:7px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:8px;
    box-shadow:0 18px 42px rgba(15,23,42,.22);
  }
  .topbar.menu-open .top-actions{display:grid}
  .top-actions .pill-save{
    grid-column:1/-1;
    width:100%;
    max-width:100%;
    padding:8px 10px;
    overflow:hidden;
    text-align:center;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .top-actions label{display:block!important;width:100%}
  .top-actions button{
    width:100%;
    min-height:40px;
    padding:7px 8px;
    background:#fff;
    color:#23405f;
    border-color:#c8d4e3;
    font-size:12px;
  }
  .top-actions button.danger{color:#c5332b;border-color:#e8a39e}
  .app-nav{overflow:hidden}
  .app-nav .tabs{
    width:100%;
    gap:22px;
    padding-inline:16px;
    overflow-x:auto;
    overflow-y:hidden;
    flex-wrap:nowrap;
    scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
  }
  .app-nav .tabs::-webkit-scrollbar{display:none}
  .tab{flex:0 0 auto;min-height:48px;white-space:nowrap}
  .dashboard-kpis{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:760px){
  .topbar{padding-inline:12px}
  .brand h1{font-size:18px}
  .mobile-menu-toggle{min-width:54px}
  .top-actions{left:8px;right:8px;width:auto;top:52px}
  .app-nav .tabs{gap:20px;padding-inline:12px}
  .dashboard-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
}
.nav-group{display:flex;align-items:center;gap:5px;flex:0 0 auto}
.nav-group-label{padding-right:3px;color:#8a98aa;font-size:10px;font-weight:900;letter-spacing:.04em;white-space:nowrap}
.nav-group+.nav-group{margin-left:10px;padding-left:14px;border-left:1px solid #dce5f0}
.home-work-section{margin-top:4px}
.home-section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:10px}
.home-section-title h3{margin:0;color:#17243b;font-size:17px}
.home-section-title small{color:#718095;font-size:12px}
.home-work-grid{display:grid;grid-template-columns:repeat(6,minmax(138px,1fr));gap:10px}
.home-work-card{position:relative;min-width:0;min-height:132px;padding:15px 14px 13px;text-align:left;background:#fff;border:1px solid #dce5f0;border-top:3px solid #1768c5;border-radius:8px;box-shadow:0 6px 18px rgba(31,58,92,.06);color:#17243b}
.home-work-card:hover{transform:translateY(-1px);border-color:#9bbce4;box-shadow:0 9px 24px rgba(31,58,92,.1)}
.home-work-card .home-card-label{display:block;min-height:34px;color:#526279;font-size:12px;font-weight:800;line-height:1.4}
.home-work-card strong{display:block;margin:5px 0 10px;font-size:27px;line-height:1}
.home-work-card small{display:block;padding-right:44px;color:#7a8798;font-size:11px;line-height:1.35}
.home-work-card .home-card-link{position:absolute;right:12px;bottom:12px;color:#1768c5;font-size:11px;font-weight:900}
.home-work-card.attendance{border-top-color:#16845b}.home-work-card.attendance strong{color:#08784c}
.home-work-card.warning{border-top-color:#e0a126}.home-work-card.warning strong{color:#a76600}
.home-work-card.danger{border-top-color:#df4b46}.home-work-card.danger strong{color:#c73535}
.home-work-card.makeup{border-top-color:#7656bd}.home-work-card.makeup strong{color:#6441aa}
.home-work-card.payment{border-top-color:#d86435}.home-work-card.payment strong{color:#b84a20}
.home-work-card.sms{border-top-color:#2773c8}.home-work-card.sms strong{color:#155ca9}
.home-work-card.followup{border-top-color:#52849b}.home-work-card.followup strong{color:#376c83}
.home-quick-actions{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;margin:14px 0}
.home-quick-actions button{min-height:44px}
.home-quick-actions .admin-lite{background:#f8fbff;border-color:#cbd5e1;color:#334155}
.home-detail-panel{margin-top:10px}
.home-detail-panel .panel-head .eyebrow{display:block;margin-bottom:3px;color:#1768c5;font-size:10px;font-weight:900;letter-spacing:.08em}
.home-detail-list{display:grid;gap:7px;max-height:440px;overflow:auto}
.home-detail-row{display:grid;grid-template-columns:minmax(110px,.75fr) minmax(180px,1.5fr) auto;align-items:center;gap:10px;padding:10px 12px;border:1px solid #e1e8f1;border-radius:7px;background:#fbfdff}
.home-detail-row strong{font-size:13px;color:#17243b}
.home-detail-row span{font-size:12px;color:#66758a;overflow-wrap:anywhere}
.home-detail-row button{min-height:32px;padding:5px 10px;font-size:11px}
.home-detail-empty{padding:28px 14px;text-align:center;color:#718095;border:1px dashed #cdd8e6;border-radius:8px;background:#fbfdff}
@media(max-width:1300px){
  .home-work-grid{grid-template-columns:repeat(4,minmax(145px,1fr))}
  .home-quick-actions{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:900px){
  .nav-group-label{display:none}
  .nav-group+.nav-group{margin-left:3px;padding-left:8px}
  .home-work-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:600px){
  .home-section-title{align-items:flex-start;flex-direction:column}
  .home-work-grid{grid-template-columns:1fr 1fr;gap:8px}
  .home-work-card{min-height:122px;padding:13px 11px}
  .home-work-card strong{font-size:24px}
  .home-quick-actions{grid-template-columns:1fr 1fr}
  .home-detail-row{grid-template-columns:1fr auto}
  .home-detail-row span{grid-column:1/-1;grid-row:2}
}

/* v84 operations shell: professional academy management UI */
body{background:#f3f6fa;color:#17243b}
.topbar{position:sticky;top:0;z-index:70;min-height:76px;padding:14px max(22px,calc((100vw - 1760px)/2));background:#0b3f83;color:#fff;border-bottom:0;box-shadow:0 2px 12px rgba(15,42,79,.16)}
.topbar .brand h1{color:#fff;font-size:21px;letter-spacing:0}
.topbar .brand p{color:#c7daf3}
.topbar .enroll-chip{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);color:#eaf3ff}
.topbar .enroll-chip b{color:#fff}
.topbar .top-actions button{background:#fff;border-color:#d7e4f5;color:#153c6e}
.topbar .top-actions .danger{color:#b42318;border-color:#ffd0ca}
.topbar .pill-save{background:#e7f7ef;border-color:#b9e5cf;color:#08784c}
.app-nav{position:sticky;top:76px;z-index:60;overflow:visible;background:#fff;border-bottom:1px solid #d8e1ec;box-shadow:0 2px 8px rgba(25,52,86,.05)}
.app-nav .tabs{max-width:1760px;margin:0 auto;padding:0 22px;display:flex;align-items:stretch;gap:4px;overflow:visible}
.nav-primary,.nav-menu>summary{display:flex;align-items:center;min-height:52px;padding:0 17px;border:0;border-bottom:3px solid transparent;background:transparent;color:#33445d;font-size:14px;font-weight:800;cursor:pointer;list-style:none}
.nav-primary:hover,.nav-menu>summary:hover,.nav-primary.active,.nav-menu.active>summary{background:#f3f7fc;color:#0b5fc1;border-bottom-color:#1768c5}
.nav-menu{position:relative;flex:0 0 auto}
.nav-menu>summary::-webkit-details-marker{display:none}
.nav-menu>summary::after{content:"";width:7px;height:7px;margin-left:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.nav-submenu{position:absolute;left:0;top:calc(100% + 4px);z-index:80;display:grid;min-width:190px;padding:7px;background:#fff;border:1px solid #d7e1ed;border-radius:8px;box-shadow:0 14px 32px rgba(24,48,80,.16)}
.nav-submenu .tab{min-height:38px;padding:8px 11px;text-align:left;border:0;border-radius:6px;background:#fff;color:#34465f;font-weight:700}
.nav-submenu .tab:hover,.nav-submenu .tab.active{background:#eaf3ff;color:#0b5fc1}
main{max-width:1760px;margin:0 auto;padding:22px}
.panel{border-radius:8px;border-color:#d9e2ed;box-shadow:0 8px 24px rgba(32,55,84,.06)}
.panel-head{background:#f8fafc}
.home-dashboard-head{padding:4px 0 10px}
.home-dashboard-title h2{font-size:25px}
.home-work-card{box-shadow:0 5px 15px rgba(31,58,92,.05)}
.sync-conflict{position:sticky;top:128px;z-index:55;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px max(22px,calc((100vw - 1760px)/2));background:#fff4df;border-bottom:1px solid #e8bc64;color:#7c4a00}
.sync-conflict>div:first-child{display:grid;gap:2px}
.sync-conflict-actions{display:flex;gap:7px;flex-wrap:wrap}
.modal-backdrop{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:18px;background:rgba(12,27,48,.52)}
.admin-modal{width:min(430px,100%);padding:22px;background:#fff;border:1px solid #cbd8e7;border-radius:8px;box-shadow:0 24px 60px rgba(11,35,67,.28)}
.admin-modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.admin-modal h2{margin:2px 0 0}
.admin-modal p{color:#627187;line-height:1.55}
.admin-modal label{display:grid;gap:6px;margin-top:12px;color:#45556c;font-size:12px;font-weight:800}
.admin-login-submit{width:100%;margin-top:16px}
.admin-tools h3{margin:0 0 5px}
.file-button{display:inline-flex}
.file-button button{pointer-events:none}

@media(max-width:900px){
  .topbar{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;top:0;padding:12px 14px;min-height:auto;gap:8px}
  .topbar .brand{min-width:0}
  .topbar .brand h1{font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .topbar .brand p{display:none}
  .topbar .mobile-menu-toggle{display:block;grid-column:2;grid-row:1;min-height:38px;background:#fff;color:#153c6e;border-color:#d7e4f5}
  .topbar .top-actions{grid-column:1/-1;position:static;width:100%;max-width:none;display:none;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin-top:2px}
  .topbar.menu-open .top-actions{display:grid}
  .topbar .pill-save{grid-column:1/-1;justify-content:center;width:100%;min-height:30px;font-size:12px}
  .topbar .top-actions button{width:100%;min-height:38px;padding:7px 8px;font-size:12px;white-space:nowrap}
  .app-nav{top:0;overflow-x:auto;overflow-y:visible}
  .app-nav .tabs{width:max-content;min-width:100%;padding:0 10px}
  .nav-primary,.nav-menu>summary{min-height:48px;padding:0 13px;font-size:13px}
  .nav-submenu{position:fixed;left:12px;right:12px;top:50px;min-width:0;grid-template-columns:repeat(2,minmax(0,1fr))}
  .sync-conflict{top:0;padding:10px 12px;align-items:flex-start;flex-direction:column}
  main{padding:14px 12px}
  .home-dashboard-head{align-items:stretch;flex-direction:column;gap:10px}
  .home-dashboard-title p{font-size:12px}
  .home-date-tools{display:grid;grid-template-columns:42px minmax(0,1fr) 42px;gap:7px}
  .home-date-tools input{width:100%}
  .home-date-tools .primary{grid-column:1/-1;min-height:44px}
  .home-work-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-quick-actions{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-quick-actions button{min-height:42px}
}
@media(max-width:600px){
  .app-nav{position:sticky;top:0}
  .app-nav .tabs{gap:0}
  .nav-primary,.nav-menu>summary{padding:0 12px}
  .nav-submenu{top:50px}
  .home-work-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:430px){
  .home-work-grid{grid-template-columns:1fr}
  .home-work-card{min-height:auto}
  .home-work-card small{padding-right:0}
  .home-work-card .home-card-link{position:static;display:block;margin-top:8px}
  .home-quick-actions{grid-template-columns:1fr}
  .home-detail-row{grid-template-columns:1fr}
  .home-detail-row button{width:100%}
}

/* v86 phone fit: keep the management UI usable on narrow phones */
html,body{max-width:100%;overflow-x:hidden}
@media(max-width:560px){
  body{font-size:14px}
  .topbar{grid-template-columns:minmax(0,1fr) auto;padding:10px 10px}
  .topbar .brand h1{font-size:17px;max-width:calc(100vw - 92px)}
  .topbar .enroll-summary{display:none}
  .topbar .mobile-menu-toggle{min-width:52px;min-height:34px;padding:6px 8px;font-size:12px}
  .topbar .top-actions{grid-template-columns:1fr 1fr}
  .topbar .pill-save{grid-column:1/-1;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .topbar .top-actions button{min-height:34px;font-size:12px}
  .app-nav{width:100%;overflow-x:auto;overflow-y:visible;-webkit-overflow-scrolling:touch}
  .app-nav .tabs{min-width:max-content;width:max-content;padding:0 8px;gap:2px}
  .nav-primary,.nav-menu>summary{min-height:44px;padding:0 10px;font-size:12px;white-space:nowrap}
  .nav-submenu{left:8px;right:8px;top:46px;grid-template-columns:1fr;max-height:min(70vh,360px);overflow:auto}
  main{padding:10px 8px 24px}
  .panel{border-radius:8px}
  .panel-head{align-items:flex-start;gap:8px;flex-direction:column}
  .kpis,.home-work-grid{grid-template-columns:1fr 1fr;gap:7px}
  .kpi,.home-work-card{padding:10px;border-radius:9px}
  .kpi strong,.home-work-card strong{font-size:22px}
  .notice,.sms-preview,.view-hint{max-width:100%;overflow-wrap:anywhere}
  .filters,.form-grid,.summary-grid,.card-grid{grid-template-columns:1fr}
  .check-student-head{grid-template-columns:1fr;padding:9px}
  .check-student-name .mini{white-space:normal;overflow:visible;text-overflow:clip;line-height:1.45}
  .check-counts,.check-actions{justify-content:flex-start}
  .check-actions button,.btn-row button{min-height:34px;padding:6px 9px;font-size:12px}
  .record-title{display:grid;grid-template-columns:1fr;gap:7px}
  .record-title .btn-row{justify-content:flex-start}
  .record-box.compact{padding:8px}
  .table-wrap{max-width:100%;overflow:auto}
  table{min-width:680px}
}
@media(max-width:390px){
  .kpis,.home-work-grid{grid-template-columns:1fr}
  .home-date-tools{grid-template-columns:36px minmax(0,1fr) 36px}
  .home-date-tools button{padding:6px}
}

/* v87 phone navigation: hide the desktop nav until the Menu button is opened */
@media(max-width:560px){
  .topbar{position:sticky;top:0;z-index:100}
  .topbar .mobile-menu-toggle{display:block}
  .app-nav{
    display:none;
    position:sticky;
    top:58px;
    z-index:95;
    overflow:visible;
    background:#fff;
    border-bottom:1px solid #d8e1ec;
    box-shadow:0 8px 18px rgba(24,48,80,.13);
  }
  .topbar.menu-open + .app-nav{display:block}
  .app-nav .tabs{
    width:100%;
    min-width:0;
    padding:8px;
    display:grid;
    grid-template-columns:1fr;
    gap:6px;
  }
  .nav-primary,.nav-menu>summary{
    width:100%;
    min-height:42px;
    justify-content:space-between;
    padding:0 12px;
    border:1px solid #d8e1ec;
    border-radius:8px;
    background:#f8fbff;
    color:#1f3552;
  }
  .nav-primary.active,.nav-menu.active>summary{
    background:#eaf3ff;
    border-color:#8bb6e8;
    color:#0b5fc1;
  }
  .nav-menu{width:100%;position:static}
  .nav-submenu{
    position:static;
    display:grid;
    grid-template-columns:1fr;
    min-width:0;
    margin-top:6px;
    padding:6px;
    box-shadow:none;
    border-radius:8px;
  }
  .nav-submenu .tab{
    width:100%;
    min-height:40px;
    padding:8px 10px;
  }
}

/* v90 운영관리 완성도 정리: 데모 느낌 제거, 실무자 첫 화면 정돈 */
:root{
  --brand:#0f4a8f;
  --brand-strong:#0b3770;
  --brand-soft:#eaf3ff;
  --accent:#f28c28;
  --accent-soft:#fff4e5;
  --surface:#ffffff;
  --page:#f4f7fb;
  --line:#d9e3ef;
  --text:#14233a;
  --muted:#637188;
  --good:#12805c;
  --bad:#c9362c;
  --warn:#b7791f;
  --shadow:0 10px 28px rgba(20,44,78,.08);
}
body{background:linear-gradient(180deg,#f7fbff 0,#f2f6fb 240px,#f4f7fb 100%);color:var(--text);letter-spacing:0}
.topbar{background:linear-gradient(135deg,var(--brand-strong),var(--brand));box-shadow:0 8px 24px rgba(7,38,82,.18)}
.topbar .brand h1{font-weight:900;letter-spacing:-.01em}
.topbar .brand p{color:#dbe9fb;font-weight:600}
.topbar .top-actions button,.topbar .pill-save{border-radius:8px;font-weight:800}
.app-nav{box-shadow:0 1px 0 rgba(20,44,78,.08);background:#fff}
.nav-primary,.nav-menu>summary{font-weight:850;color:#243854}
.nav-primary.active,.nav-menu.active>summary{color:var(--brand);box-shadow:inset 0 -3px 0 #1d68c9}
main{background:transparent}
.panel,.mini-panel,.home-work-section,.home-detail-panel{border:1px solid var(--line);border-radius:12px;background:var(--surface);box-shadow:var(--shadow)}
.panel-head{border-bottom:1px solid var(--line);background:#fbfdff;border-radius:12px 12px 0 0}
.home-dashboard-head{margin:2px 0 16px;padding:18px 20px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(135deg,#fff,#f5f9ff);box-shadow:var(--shadow)}
.home-dashboard-title .eyebrow{color:var(--brand);font-size:12px;letter-spacing:.06em;font-weight:900}
.home-dashboard-title h2{font-size:30px;line-height:1.15;margin-top:6px}
.home-dashboard-title p{color:var(--muted);font-weight:650}
.home-date-tools button,.home-date-tools input{border-radius:9px}
.home-work-section{padding:0;margin-bottom:16px;overflow:hidden}
.home-section-title{padding:17px 18px;border-bottom:1px solid var(--line);background:#fbfdff}
.home-section-title h3{font-size:18px}
.home-work-grid{padding:16px;gap:12px}
.home-work-card{position:relative;min-height:126px;padding:18px;border:1px solid #dce6f2;border-top:4px solid var(--brand);border-radius:12px;background:#fff;box-shadow:0 7px 18px rgba(28,53,83,.06);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;text-align:left}
.home-work-card:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(28,53,83,.11);border-color:#bcd2eb}
.home-work-card.warning{border-top-color:#d59a22}.home-work-card.danger{border-top-color:#d24b43}.home-work-card.makeup{border-top-color:#7a5ac9}.home-work-card.payment{border-top-color:#0f7f6d}.home-work-card.sms{border-top-color:#f28c28}.home-work-card.followup{border-top-color:#376ecb}
.home-card-label{color:#40536e;font-weight:850}.home-work-card strong{font-size:30px;color:#0f1f35}.home-work-card small{color:#66758a}.home-card-link{color:var(--brand);font-weight:850}
.home-quick-actions{padding:14px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:var(--shadow);margin-bottom:16px}
.home-quick-actions .admin-lite{display:none!important}
button,.button-like,input,select,textarea{border-radius:8px}
button.primary,.primary{background:linear-gradient(180deg,#1f6ed0,#1359ad);box-shadow:0 8px 18px rgba(19,89,173,.18)}
button.ok{background:#e9f7f1;border-color:#b9e5d1;color:#0b6b4c}button.bad,button.danger{background:#fff0ef;border-color:#f2b9b4;color:#b42820}button.warn{background:#fff6e8;border-color:#e8c06c;color:#8a570d}button.gray{background:#f7f9fc;color:#40536e}
.notice,.view-hint{border-radius:10px;line-height:1.55}.view-hint{background:#f9fbfe;color:#53657e}.goodnotice{background:#edf8f2}.badnotice{background:#fff4f2}
.kpi,.summary-card{border-radius:11px;border:1px solid var(--line);box-shadow:0 5px 14px rgba(28,53,83,.05)}
.table-wrap{border-radius:10px;border:1px solid var(--line);background:#fff}table th{background:#edf5ff;color:#233a5b;font-weight:900}table td{border-color:#e5edf6}
.check-student,.record-box{border-radius:12px}.check-student-head{gap:12px}.check-actions button,.btn-row button{font-weight:850}
.admin-tools{background:#f8fbff}.admin-tools .toolbar button{font-weight:850}
@media(max-width:560px){
  body{background:#f5f8fc}.home-dashboard-head{padding:14px 12px;margin-bottom:12px}.home-dashboard-title h2{font-size:24px}.home-dashboard-title p{font-size:13px}.home-work-grid{grid-template-columns:1fr;padding:12px}.home-work-card{min-height:auto;padding:15px}.home-quick-actions{grid-template-columns:1fr 1fr;padding:10px;gap:8px}.home-quick-actions button{min-height:44px}.panel,.mini-panel,.home-work-section,.home-detail-panel{border-radius:10px}.topbar .brand h1{font-size:18px}.topbar .top-actions{grid-template-columns:1fr 1fr}.topbar .top-actions button{font-size:12px}.table-wrap{overflow:auto;-webkit-overflow-scrolling:touch}
}
@media(max-width:390px){.home-quick-actions{grid-template-columns:1fr}.home-work-card strong{font-size:27px}}

.record-actions-lite{display:grid;gap:8px;margin-top:2px}
.record-action-group{display:grid;gap:6px;padding:8px;border:1px solid #e6edf6;border-radius:8px;background:#fff}
.record-action-label{font-size:11px;font-weight:900;color:#536174;letter-spacing:.02em}
.record-extra-actions{border:1px dashed #d7e4f5;border-radius:8px;background:#f8fbff;padding:0}
.record-extra-actions summary{cursor:pointer;list-style:none;padding:8px 10px;font-size:12px;font-weight:900;color:#365477}
.record-extra-actions summary::-webkit-details-marker{display:none}
.record-extra-actions summary::after{content:'열기';float:right;color:#64748b;font-weight:800}
.record-extra-actions[open] summary::after{content:'접기'}
.record-extra-actions .btn-row{padding:0 8px 8px}
@media(max-width:760px){.record-action-group .btn-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%}.record-extra-actions .btn-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%}.record-extra-actions .btn-row button{width:100%}}