:root{--ink:#17243b;--ink-soft:#556781;--blue:#2456c4;--blue-hover:#1845ad;--bg:#f4f7fb;--paper:#fff;--border:#dce4ef;--subtle:#eef3fa;--ok:#247953;--danger:#b63c3c;--round:15px;--shadow:0 2px 13px rgba(22,40,78,.045);font-size:16px}
*{box-sizing:border-box}body{margin:0;font-family:Pretendard,"Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;color:var(--ink);background:var(--bg);font-size:17px;line-height:1.65}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #83a5ed;outline-offset:2px}
.ps-header{position:sticky;top:0;z-index:40;display:grid;grid-template-columns:minmax(218px,1fr) auto minmax(218px,1fr);align-items:center;gap:20px;background:#fff;border-bottom:1px solid var(--border);min-height:84px;padding:10px clamp(18px,3vw,52px)}
.ps-brand{font-size:24px;line-height:1.3;font-weight:850;letter-spacing:-.05em;color:#162949;white-space:nowrap}.ps-brand:hover{text-decoration:none;color:#162949}.ps-topnav{display:flex;justify-content:center;align-items:center;gap:6px;flex-wrap:wrap}.ps-topnav a{color:#4b5f7b;font-size:17px;font-weight:720;white-space:nowrap;padding:12px 16px;border-radius:10px}.ps-topnav a:hover{background:#f0f5ff;color:var(--blue);text-decoration:none}.ps-topnav a[aria-current="page"]{background:#eaf1ff;color:#1b4db8}.ps-topnav .ps-inactive{color:#a0aabe;pointer-events:none}
.ps-account{justify-self:end;display:flex;align-items:center;gap:11px;font-size:15px;flex-wrap:wrap;justify-content:flex-end}.ps-avatar{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;width:37px;height:37px;background:#e8eefb;color:#1b50b5;font-weight:800}.ps-account-name{font-weight:750;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ps-account small{color:var(--ink-soft);font-size:12px;display:block;line-height:1.2}.ps-account .ps-link{font-size:14px;color:var(--ink-soft);padding:6px}.ps-logout{border:1px solid var(--border);padding:7px 11px;border-radius:9px;color:#3e526e;font-size:14px}.ps-mobile-toggle{display:none;background:var(--subtle);border:1px solid var(--border);border-radius:10px;padding:7px 12px}
.ps-frame{display:grid;grid-template-columns:280px minmax(0,1fr);max-width:1800px;margin:auto;min-height:calc(100vh - 156px)}.ps-sidebar{background:#fff;border-right:1px solid var(--border);padding:32px 19px;min-width:0}.ps-sidebar-header{display:flex;align-items:center;justify-content:space-between;color:#63728a;font-size:13px;font-weight:800;letter-spacing:.06em;padding:4px 12px 15px}.ps-sidebar-list{display:flex;flex-direction:column;gap:5px}.ps-sidebar-list a{display:flex;align-items:center;gap:11px;padding:13px 14px;border-radius:10px;color:#41536d;font-size:16px;font-weight:620;line-height:1.45;overflow-wrap:anywhere}.ps-sidebar-list a:hover{background:#eff5fd;text-decoration:none;color:var(--blue)}.ps-sidebar-list a[aria-current="page"]{background:#eaf1ff;color:#1c4fba;font-weight:800}.ps-nav-dot{width:7px;height:7px;flex:none;border-radius:50%;background:#b6c5d9}.ps-sidebar-list a[aria-current="page"] .ps-nav-dot{background:var(--blue)}.ps-sidebar-help{background:#f7f9fd;border:1px solid var(--border);border-radius:12px;margin-top:28px;padding:16px;font-size:14px;color:var(--ink-soft)}.ps-side-divider{height:1px;background:var(--border);margin:21px 4px}.ps-side-title{color:#74839b;font-weight:800;font-size:13px;padding:8px 14px}.ps-student-group{margin-bottom:8px}.ps-student-group summary{cursor:pointer;font-size:14px;color:#3d4f6b;font-weight:800;padding:11px 13px;border-radius:8px;background:#f3f6fb}.ps-student-group .ps-sidebar-list{padding:4px 0 8px 10px}.ps-student-group .ps-sidebar-list a{font-size:15px;padding:9px 12px}.ps-count{margin-left:auto;font-size:12px;background:#edf2f8;padding:2px 6px;border-radius:7px;color:#5c7190}
.ps-content{padding:clamp(23px,3.2vw,52px);min-width:0}.ps-content-inner{max-width:1320px;margin:0 auto}.ps-page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:25px}.ps-eyebrow{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--blue);font-weight:850;margin:0 0 7px}.ps-page-title{font-size:clamp(26px,2.3vw,34px);font-weight:820;letter-spacing:-.045em;line-height:1.3;margin:0}.ps-page-desc{color:var(--ink-soft);font-size:16px;margin:10px 0 0;max-width:80ch}.ps-page-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.ps-card{border:1px solid var(--border);border-radius:var(--round);background:var(--paper);box-shadow:var(--shadow);padding:clamp(19px,2vw,30px);margin:0 0 20px}.ps-card h2,.ps-card h3{letter-spacing:-.025em;line-height:1.4}.ps-card h2{font-size:22px;margin:0 0 8px}.ps-card h3{font-size:19px;margin:0 0 8px}.ps-card p{color:#556780;margin:7px 0}.ps-card-muted{background:#f9fbff}.ps-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.ps-grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.ps-feature{padding:22px;border:1px solid var(--border);border-radius:13px;background:#fff;min-height:140px}.ps-feature strong{font-size:20px;display:block;margin-bottom:8px}.ps-feature p{font-size:15px;color:var(--ink-soft);line-height:1.6;margin:0}.ps-status{font-size:13px;background:#eaf6ef;color:#26794d;padding:5px 10px;border-radius:20px;display:inline-flex;align-items:center;gap:5px;font-weight:750}.ps-status-muted{color:#5d6d84;background:#eef2f8}.ps-info{border:1px solid #cfe0fa;background:#f0f6ff;color:#214c91;padding:16px 18px;border-radius:11px;margin:14px 0}.ps-warning{border:1px solid #f4d5ce;background:#fff4f2;color:#933c34;padding:16px 18px;border-radius:11px;margin:14px 0}.ps-success{border:1px solid #b7e8d2;background:#effbf4;color:#216647;padding:16px 18px;border-radius:11px;margin:14px 0}.ps-button{display:inline-flex;justify-content:center;align-items:center;background:var(--blue);border:1px solid var(--blue);border-radius:9px;color:#fff;padding:11px 17px;font-size:15px;font-weight:700;text-decoration:none;line-height:1.3}.ps-button:hover{background:var(--blue-hover);color:#fff;text-decoration:none}.ps-button-secondary{background:#fff;border-color:#b9cae5;color:#264d97}.ps-button-secondary:hover{background:#edf4ff;color:#22448b}.ps-button-danger{border-color:#d3a2a2;background:#fff;color:#9c3434}.ps-button-danger:hover{background:#fff1f1;color:#8c2828}.ps-muted{color:var(--ink-soft);font-size:15px}.ps-divider{border:0;border-top:1px solid var(--border);margin:22px 0}.ps-form{display:grid;gap:15px}.ps-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.ps-field{display:flex;flex-direction:column;gap:6px}.ps-field label{font-size:15px;font-weight:740;color:#3b4c66}.ps-field input,.ps-field textarea,.ps-field select{width:100%;max-width:100%;padding:11px 12px;border:1px solid #c2cede;background:white;border-radius:9px;min-height:46px;font-size:16px}.ps-field textarea{min-height:95px}.ps-inline{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.ps-small{font-size:14px;color:#637790}.ps-overflow{overflow-x:auto}.ps-table{border-collapse:collapse;width:100%;font-size:15px}.ps-table th,.ps-table td{text-align:left;border-bottom:1px solid var(--border);padding:13px 12px;vertical-align:middle}.ps-table th{background:#f6f9fe;color:#556a85;font-weight:800;white-space:nowrap}.ps-table td{overflow-wrap:anywhere}.ps-footer{min-height:72px;padding:17px 38px;border-top:1px solid var(--border);color:#7b89a0;font-size:14px;text-align:center;background:#fff}.ps-breadcrumb{display:flex;align-items:center;gap:8px;color:#7789a2;font-size:14px;margin-bottom:12px}.ps-empty{border:1px dashed #c6d2e5;border-radius:11px;padding:35px 24px;text-align:center;background:#fafdff}.ps-empty strong{font-size:19px}.ps-empty p{max-width:580px;margin:8px auto;color:#70829d}.ps-pill{background:#edf2fa;color:#536884;border-radius:18px;padding:3px 10px;font-size:13px}
@media(max-width:1250px){.ps-header{grid-template-columns:minmax(150px,.7fr) auto minmax(150px,.7fr);gap:8px;padding:10px 20px}.ps-topnav a{padding:10px 11px;font-size:16px}.ps-account small{display:none}.ps-frame{grid-template-columns:250px minmax(0,1fr)}.ps-content{padding:28px}.ps-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:920px){.ps-header{grid-template-columns:1fr auto;grid-template-areas:'brand account' 'nav nav';gap:6px}.ps-brand{grid-area:brand}.ps-account{grid-area:account}.ps-topnav{grid-area:nav;justify-content:flex-start;overflow:auto;flex-wrap:nowrap;max-width:100%;padding:4px 0}.ps-topnav a{font-size:15px}.ps-frame{grid-template-columns:220px minmax(0,1fr)}.ps-sidebar{padding:18px 10px}.ps-content{padding:23px}.ps-grid{grid-template-columns:1fr}}
@media(max-width:640px){.ps-header{min-height:68px;padding:13px 15px}.ps-brand{font-size:21px}.ps-account .ps-account-name,.ps-account .ps-avatar{display:none}.ps-account{gap:3px}.ps-account .ps-link,.ps-logout{font-size:13px;padding:6px}.ps-topnav a{padding:9px 11px}.ps-mobile-toggle{display:inline-flex}.ps-frame{display:block;min-height:calc(100vh - 160px)}.ps-sidebar{display:none;border-bottom:1px solid var(--border);border-right:0;padding:12px 16px}.ps-sidebar.is-open{display:block}.ps-content{padding:23px 16px}.ps-page-head{display:block}.ps-page-actions{margin-top:13px}.ps-grid-two,.ps-form-grid{grid-template-columns:1fr}.ps-footer{padding:16px}.ps-card{padding:21px}.ps-page-title{font-size:27px}}
@media(prefers-reduced-motion:no-preference){.ps-button,.ps-topnav a,.ps-sidebar-list a{transition:background-color .12s ease,color .12s ease}}