:root{
  --bg:#f6f6f4;
  --surface:#ffffff;
  --surface-2:#eef0f4;
  --border:#e1e1e8;
  --ink:#16161c;
  --ink-soft:#5c5c6b;
  --ink-faint:#8c8c9a;
  --accent:#2e3a6b;
  --accent-strong:#1d2650;
  --accent-soft:#eaeef8;
  --urgent:#c4432a;
  --urgent-soft:#fbece6;
  --warn:#a8762a;
  --warn-soft:#fbf1e0;
  --ok:#3f7859;
  --ok-soft:#e9f3ec;
  --shadow: 0 1px 2px rgba(20,20,30,.04), 0 8px 24px -12px rgba(20,20,30,.12);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#131318; --surface:#1b1b23; --surface-2:#24242f; --border:#33333f;
    --ink:#eeeef1; --ink-soft:#b6b6c3; --ink-faint:#7d7d8c;
    --accent:#9aa8e6; --accent-strong:#c2cbf2; --accent-soft:#242b4a;
    --urgent:#ec7d5f; --urgent-soft:#3a2620; --warn:#e3b467; --warn-soft:#3a3120;
    --ok:#78c69b; --ok-soft:#1f3327;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"]{
  --bg:#131318; --surface:#1b1b23; --surface-2:#24242f; --border:#33333f;
  --ink:#eeeef1; --ink-soft:#b6b6c3; --ink-faint:#7d7d8c;
  --accent:#9aa8e6; --accent-strong:#c2cbf2; --accent-soft:#242b4a;
  --urgent:#ec7d5f; --urgent-soft:#3a2620; --warn:#e3b467; --warn-soft:#3a3120;
  --ok:#78c69b; --ok-soft:#1f3327;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.5);
}

*{ box-sizing:border-box; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Pretendard",-apple-system,BlinkMacSystemFont,"Malgun Gothic",sans-serif;
  line-height:1.55;
}
.page{ max-width:920px; margin:0 auto; padding:56px 24px 96px; }
.page.wide{ max-width:1200px; }
.mono{ font-family:"Pretendard",ui-monospace,monospace; font-weight:500; font-variant-numeric:tabular-nums; }
h1,h2,h3{ font-family:"Pretendard",-apple-system,BlinkMacSystemFont,"Malgun Gothic",sans-serif; font-weight:700; text-wrap:balance; margin:0; }
a{ color:var(--accent); }

.eyebrow{
  font-family:"Pretendard",monospace; font-weight:600;
  font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--accent);
  margin-bottom:10px;
}
header.hero{ padding-bottom:28px; border-bottom:1px solid var(--border); display:flex; justify-content:space-between; align-items:flex-start; gap:16px; }
.hero h1{ font-size:36px; font-weight:700; color:var(--ink); }
.hero .cycle{ color:var(--ink-soft); font-size:15px; margin-top:6px; }

.scores{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:1px;
  background:var(--border); border:1px solid var(--border); border-radius:12px; overflow:hidden; margin-top:24px;
}
.score-cell{ background:var(--surface); padding:16px 20px; }
.score-cell .label{ font-size:12px; color:var(--ink-faint); letter-spacing:.04em; }
.score-cell .value{ font-family:"Pretendard",monospace; font-weight:600; font-size:26px; color:var(--accent-strong); margin-top:2px; }
.score-cell .sub{ font-size:12px; color:var(--ink-soft); margin-top:4px; font-family:"Pretendard",monospace; font-weight:500; }
.score-cell .rep{ font-size:11.5px; color:var(--ink-faint); margin-top:6px; }

.profile-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; border-top:1px solid var(--border); }
.profile-list li{ display:flex; justify-content:space-between; align-items:baseline; gap:16px; padding:10px 2px; border-bottom:1px solid var(--border); font-size:14px; }
.profile-list .k{ color:var(--ink-faint); }
.profile-list .v{ color:var(--ink); font-weight:500; }

section{ margin-top:56px; }
.section-head{ display:flex; align-items:baseline; justify-content:space-between; gap:16px; margin-bottom:20px; }
.section-head h2{ font-size:22px; font-weight:600; }
.section-head .note{ font-size:13px; color:var(--ink-faint); }

.cards{ display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:16px; }
.card{ background:var(--surface); border:1px solid var(--border); border-radius:14px; padding:20px; box-shadow:var(--shadow); display:flex; flex-direction:column; gap:12px; }
.card.done{ background:var(--surface-2); box-shadow:none; opacity:.6; }
.card.done h3, .card.done .dept, .card.done .timeline .k, .card.done .timeline .v{ color:var(--ink-soft); }
.card-top{ display:flex; justify-content:space-between; align-items:flex-start; gap:10px; }
.card-top h3{ font-size:18px; font-weight:600; }
.card-top .dept{ font-size:13px; color:var(--ink-soft); margin-top:3px; }
.dday{ font-family:"Pretendard",monospace; font-weight:600; font-size:12px; padding:4px 9px; border-radius:999px; white-space:nowrap; flex-shrink:0; }
.dday.urgent{ background:var(--urgent-soft); color:var(--urgent); }
.dday.warn{ background:var(--warn-soft); color:var(--warn); }
.dday.ok{ background:var(--ok-soft); color:var(--ok); }
.dday.muted{ background:var(--border); color:var(--ink-faint); }
.dday.done{ background:var(--border); color:var(--ink-faint); }

.timeline{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:7px; }
.timeline li{ display:flex; justify-content:space-between; gap:12px; font-size:13px; color:var(--ink-soft); padding:7px 0; border-top:1px solid var(--border); }
.timeline li:first-child{ border-top:none; }
.timeline li .k{ color:var(--ink-faint); }
.timeline li .v{ font-family:"Pretendard",monospace; font-weight:500; color:var(--ink); text-align:right; }
.timeline li.now .v{ color:var(--accent-strong); font-weight:600; }

.callout{ background:var(--accent-soft); border:1px solid var(--border); border-left:3px solid var(--accent); border-radius:10px; padding:14px 18px; font-size:13.5px; color:var(--ink-soft); display:flex; gap:10px; }
.callout.rec-callout{ align-items:flex-start; }
.callout .ic{ flex-shrink:0; }
.rec-body b{ color:var(--ink); display:block; margin-bottom:8px; }
.rec-groups{ display:flex; flex-direction:column; gap:10px; }
.rec-group-title{ font-size:11.5px; font-weight:600; color:var(--ink-faint); text-transform:uppercase; letter-spacing:.03em; margin-bottom:6px; }
.rec-group-title.rec-manual{ color:var(--urgent); font-weight:700; text-transform:none; letter-spacing:0; font-size:13px; }
.rec-chips{ display:flex; flex-wrap:wrap; gap:6px; }
.callout b{ color:var(--ink); }
.callout-row{ display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:14px; margin-bottom:20px; }

.uni{ background:var(--surface); border:1px solid var(--border); border-radius:14px; box-shadow:var(--shadow); margin-bottom:16px; overflow:hidden; }
.uni-disabled{ background:var(--surface-2); border:1px solid var(--border); border-radius:14px; margin-bottom:16px; box-shadow:none; }
.uni-disabled-head{ padding:18px 22px; display:flex; justify-content:space-between; align-items:center; gap:16px; }
.uni-disabled-head h3{ font-size:17px; font-weight:600; color:var(--ink-soft); }
.uni-disabled-head .rounds{ font-size:12.5px; color:var(--ink-faint); font-family:"Pretendard",monospace; font-weight:500; }
.uni-disabled-badge{ font-family:"Pretendard",monospace; font-weight:600; font-size:12px; padding:4px 9px; border-radius:999px; background:var(--border); color:var(--ink-faint); white-space:nowrap; flex-shrink:0; }
.uni > summary{ list-style:none; cursor:pointer; padding:18px 22px; display:flex; justify-content:space-between; align-items:center; gap:16px; }
.uni > summary::-webkit-details-marker{ display:none; }
.uni > summary .st{ display:flex; flex-direction:column; gap:3px; }
.uni > summary h3{ font-size:17px; font-weight:600; }
.uni > summary .rounds{ font-size:12.5px; color:var(--ink-faint); font-family:"Pretendard",monospace; font-weight:500; }
.chev{ color:var(--ink-faint); transition:transform .18s ease; flex-shrink:0; }
.uni[open] .chev{ transform:rotate(90deg); }
.uni-body{ padding:0 22px 24px; border-top:1px solid var(--border); }
.uni-body .inner{ padding-top:18px; display:flex; flex-direction:column; gap:18px; }

.doc-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:14px; }
.doc-block h4{ font-size:11.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-faint); margin:0 0 8px; font-weight:600; }
.doc-block ul{ margin:0; padding:0; list-style:none; display:flex; flex-direction:column; gap:7px; }
.doc-block li{ font-size:13.5px; display:flex; gap:8px; align-items:flex-start; }
.doc-block li::before{ content:"—"; color:var(--ink-faint); flex-shrink:0; }
.code-chip{ display:inline-block; font-family:"Pretendard",monospace; font-weight:500; font-size:12px; background:var(--surface-2); border:1px solid var(--border); border-radius:6px; padding:1px 7px; margin:2px 4px 2px 0; color:var(--accent-strong); }

.essay-block{ background:var(--surface-2); border-radius:10px; padding:16px 18px; }
.essay-block h4{ font-size:11.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-faint); margin:0 0 10px; font-weight:600; }
.essay-block .wc{ color:var(--accent); font-family:"Pretendard",monospace; font-weight:500; }
.essay-block blockquote{ margin:0; padding-left:14px; border-left:2px solid var(--accent); font-size:13.5px; color:var(--ink-soft); font-style:italic; }
.essay-block ol{ margin:8px 0 0; padding-left:20px; font-size:13.5px; color:var(--ink-soft); display:flex; flex-direction:column; gap:6px; }
.essay-block p{ margin:0; font-size:13.5px; color:var(--ink-soft); }

.rec-note{ font-size:13px; color:var(--ink-soft); }
.rec-note a{ color:var(--accent); }

footer{ margin-top:64px; padding-top:20px; border-top:1px solid var(--border); font-size:12px; color:var(--ink-faint); display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px; }

@media (max-width:600px){ .hero h1{ font-size:28px; } }

.watermark{ position:fixed; top:50%; left:50%; transform:translate(-50%,-50%); width:min(78vw,820px); max-height:78vh; object-fit:contain; opacity:.055; pointer-events:none; user-select:none; z-index:-1; }

/* ---- edit UI ---- */
.mini-head{ display:flex; justify-content:space-between; align-items:baseline; margin-top:20px; margin-bottom:10px; }
.mini-head .mini-label{ font-size:12px; color:var(--ink-faint); letter-spacing:.04em; }
.edit-trigger{ font-family:inherit; font-size:12.5px; font-weight:600; color:var(--accent-strong); background:var(--accent-soft); border:1px solid var(--border); border-radius:999px; padding:6px 13px; cursor:pointer; }
.edit-trigger:hover{ border-color:var(--accent); }
.edit-trigger:disabled{ opacity:.5; cursor:not-allowed; }
.modal-backdrop{ position:fixed; inset:0; background:rgba(20,20,26,.45); display:flex; align-items:center; justify-content:center; padding:20px; z-index:50; opacity:0; pointer-events:none; transition:opacity .15s ease; }
.modal-backdrop.open{ opacity:1; pointer-events:auto; }
.modal{ background:var(--surface); border-radius:16px; border:1px solid var(--border); box-shadow:0 20px 60px -20px rgba(0,0,0,.35); width:100%; max-width:520px; max-height:88vh; overflow-y:auto; padding:26px; }
.modal.narrow{ max-width:320px; }
.modal h3{ font-size:19px; font-weight:700; margin-bottom:4px; }
.modal .modal-sub{ font-size:13px; color:var(--ink-faint); margin-bottom:18px; }
.form-error{ font-size:12.5px; color:var(--urgent); margin-top:-6px; margin-bottom:12px; display:none; }
.form-error.show{ display:block; }
.field{ display:flex; flex-direction:column; gap:6px; margin-bottom:14px; }
.field label{ font-size:12.5px; color:var(--ink-faint); font-weight:600; }
.field input{ font-family:inherit; font-size:14px; color:var(--ink); background:var(--surface-2); border:1px solid var(--border); border-radius:8px; padding:9px 11px; width:100%; }
.field input:focus{ outline:2px solid var(--accent); outline-offset:1px; }
.field-group{ margin-bottom:18px; }
.field-group-label{ font-size:11.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-faint); font-weight:600; margin-bottom:10px; }
.two-col{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.modal-actions{ display:flex; justify-content:flex-end; gap:10px; margin-top:22px; }
.btn{ font-family:inherit; font-size:14px; font-weight:600; padding:9px 18px; border-radius:9px; cursor:pointer; border:1px solid transparent; }
.btn.primary{ background:var(--accent); color:#fff; }
.btn.primary:hover{ background:var(--accent-strong); }
.btn.ghost{ background:transparent; color:var(--ink-soft); border-color:var(--border); }
.btn.ghost:hover{ background:var(--surface-2); }
.uni-row{ display:flex; gap:8px; align-items:center; margin-bottom:8px; }
.uni-row select{ flex:1; font-family:inherit; font-size:14px; color:var(--ink); background:var(--surface-2); border:1px solid var(--border); border-radius:8px; padding:9px 11px; }
.uni-row select:focus{ outline:2px solid var(--accent); outline-offset:1px; }
.uni-done-label{ display:flex; align-items:center; gap:5px; font-size:12.5px; color:var(--ink-soft); white-space:nowrap; flex-shrink:0; }
.uni-done-label input{ width:auto; }
.uni-row .rm{ font-size:16px; line-height:1; color:var(--ink-faint); background:none; border:none; cursor:pointer; padding:6px 8px; flex-shrink:0; }
.uni-row .rm:hover{ color:var(--urgent); }
.add-uni-btn{ font-family:inherit; font-size:13px; color:var(--accent-strong); background:none; border:1px dashed var(--border); border-radius:8px; padding:8px 12px; cursor:pointer; width:100%; margin-top:2px; }
.add-uni-btn:hover{ border-color:var(--accent); }
.empty-note{ font-size:14px; color:var(--ink-faint); padding:24px; text-align:center; border:1px dashed var(--border); border-radius:14px; }
@media (max-width:600px){ .two-col{ grid-template-columns:1fr; } }

/* ---- admin dashboard ---- */
.student-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:16px; margin-top:24px; }
.student-card{ background:var(--surface); border:1px solid var(--border); border-radius:14px; padding:20px; box-shadow:var(--shadow); display:flex; flex-direction:column; gap:10px; text-decoration:none; color:inherit; }
.student-card:hover{ border-color:var(--accent); }
.student-card h3{ font-size:18px; }
.student-card .meta{ font-size:12.5px; color:var(--ink-faint); }
.student-card .next{ display:flex; justify-content:space-between; align-items:center; margin-top:4px; }
.student-card .next .name{ font-size:13px; color:var(--ink-soft); }
.loading-note, .error-note{ padding:24px; text-align:center; color:var(--ink-faint); font-size:14px; }
.error-note{ color:var(--urgent); }