:root{
  --bg:#f5eef5; --ink:#101425; --line:#222; --pink:#eb3b8f; --soft:#f7efcf; --yellow:#ffd84e; --green:#30b566; --blue:#dce6ff; --card:#ffffff; --muted:#6b6471;
  --shadow:6px 6px 0 #121212;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Arial,sans-serif;line-height:1.55}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.view{display:none}.view.active{display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.wrap{max-width:1180px;margin:0 auto;padding:0 18px}
.topbar{position:sticky;top:0;background:rgba(245,238,245,.98);backdrop-filter:blur(5px);border-bottom:3px solid var(--line);z-index:40}
.topin{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;padding:14px 18px 10px}
.brand{display:flex;gap:14px;align-items:center;font-size:18px;font-weight:900}
.brandmark{display:grid;place-items:center;width:46px;height:46px;background:var(--yellow);border:3px solid var(--line);box-shadow:var(--shadow)}
.profileline{font-size:13px;color:var(--muted);font-weight:700;margin-top:4px}
.mainnav{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
.nav,.qtab,.btn{border:3px solid var(--line);background:#fff;padding:10px 16px;font-weight:900}
.nav.active,.qtab.active{background:var(--pink);color:#fff;box-shadow:var(--shadow)}
.btn.primary{background:var(--pink);color:#fff;box-shadow:var(--shadow)}
.btn.yellow{background:var(--yellow);box-shadow:var(--shadow)}
.btn.green{background:#dff7e4}
.btn.small{padding:7px 12px;font-size:13px}
.badge{display:inline-block;border:3px solid var(--line);background:var(--yellow);padding:8px 14px;font-weight:900;box-shadow:4px 4px 0 #121212}
.gate{position:fixed;inset:0;background:rgba(20,20,22,.56);display:grid;place-items:center;z-index:100}
.gatebox{max-width:860px;width:min(92vw,860px);max-height:92vh;overflow:auto;background:#fff;padding:24px;border:4px solid var(--line);box-shadow:10px 10px 0 #111}
.gatebox h1{font-size:40px;margin:10px 0 6px}
.formgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field label{display:block;font-weight:900;margin:0 0 6px}
.field input,.field select,.field textarea{width:100%;padding:13px 14px;border:3px solid var(--line);background:#fff;min-height:56px}
.field textarea{min-height:118px;resize:vertical}
.field.full{grid-column:1/-1}
.field.readonly input{background:#efefef}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.privacy,.note{border:3px solid var(--line);padding:14px 16px;background:#fff}
.note.warn{background:var(--soft)} .note.tip{background:#eef6ff} .note.good{background:#eaf9ee} .note.pink{background:#fde8f3}
.small{font-size:13px;color:var(--muted)}
.hero{padding:36px 0;background:linear-gradient(180deg,#f8e8f0 0%,#f5eef5 100%);border-bottom:3px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.2fr .9fr;gap:24px;align-items:center}
.pixel{font-size:64px;line-height:.95;margin:14px 0 12px;font-weight:1000;letter-spacing:-.03em}.pixel span{display:block;font-size:46px}
.hero-panel,.card,.skillcard,.block,.reportDoc,.party-card,.guest-card,.docCard{background:#fff;border:3px solid var(--line)}
.hero-panel{padding:18px;box-shadow:var(--shadow)}
.flow{display:grid;gap:10px}.flow div{padding:12px;border:2px solid var(--line);background:#fffdf3}
.section{padding:30px 0}.head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}.head h2{margin:6px 0 0;font-size:34px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{padding:20px}.icon{font-size:32px}.card h3,.skillcard h3{margin:8px 0 4px;font-size:20px}
.tabs{display:flex;flex-wrap:wrap;gap:10px;padding:14px 0}
.questpage{display:none}.questpage.active{display:block}
.questhero{padding:34px 0;background:#f1d9e8;border-top:3px solid var(--line);border-bottom:3px solid var(--line)}
.questhero h2{font-size:42px;line-height:1.05;margin:14px 0 8px;font-weight:1000;letter-spacing:-.025em}
.mission{font-size:18px;font-weight:800}
.questgrid{display:grid;grid-template-columns:280px minmax(0,1fr);gap:24px;padding-top:24px;padding-bottom:40px}
.side{position:sticky;top:140px;height:max-content;display:grid;gap:10px;align-self:start}
.side a{padding:14px 16px;border:3px solid var(--line);background:#fff;font-weight:900}
.block{padding:20px;margin-bottom:18px;box-shadow:var(--shadow)}
.block h3{font-size:22px;margin:0 0 12px}
.steps{display:grid;gap:9px}.step{border:2px solid var(--line);padding:11px 14px;background:#fafafa;font-size:15px;line-height:1.45}.step b{display:block;margin-bottom:4px;color:var(--pink);font-size:16px}
.workspace{display:flex;justify-content:space-between;gap:18px;align-items:center}
.helper{font-size:14px;color:var(--muted);margin-top:6px}
.party-toolbar{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0 14px}
.party-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.party-card{padding:16px;background:#fffdf0;box-shadow:var(--shadow)}
.party-card .meta{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.tag{display:inline-block;padding:6px 10px;border:2px solid var(--line);background:#fff;font-weight:800;font-size:13px}
.party-card .actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.quest-actions{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:16px;border-top:2px dashed #bbb;padding-top:16px}
.savehint{color:var(--green);font-weight:900;margin-top:10px}
.image-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.previewGrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:16px;margin-top:14px}
.previewGrid>div{min-width:0;border:2px solid #d7d2d7;background:#fff;padding:8px}
.previewGrid img{width:100%;height:auto;max-height:560px;border:3px solid var(--line);background:#fff;object-fit:contain;cursor:zoom-in}
.previewGrid[data-upload-preview="q4_solution_board"] img{max-height:700px}
.previewGrid::before{content:"이미지를 클릭하면 크게 볼 수 있습니다.";display:block;grid-column:1/-1;font-size:12px;color:var(--muted);font-weight:800}

.seg{display:flex;flex-wrap:wrap;gap:10px}.seg button{border:3px solid var(--line);padding:12px 14px;background:#fff;font-weight:900}.seg button.active{background:#d8e4ff;box-shadow:4px 4px 0 #121212}
.typeform{display:none;margin-top:14px}.typeform.active{display:block}
.tipbox{margin-top:12px;padding:14px;border:2px dashed var(--line);background:#fff9e8}
.qtabs-sticky{position:sticky;top:78px;background:var(--bg);z-index:35;border-bottom:3px solid var(--line)}
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.skillcard{position:relative;padding:14px;box-shadow:4px 4px 0 #121212;min-height:118px}.skillcard h3{font-size:17px}.skillcard p{font-size:13px}.skillcard.locked{background:#eceaec;color:#8a858c;box-shadow:none}.skillcard.locked::after{content:"🔒 LOCKED";position:absolute;right:10px;top:10px;padding:4px 7px;border:2px solid var(--line);background:#fff;font-size:11px;font-weight:900;color:#555}.skillcard.unlocked::after{content:"🔓 UNLOCKED";position:absolute;right:10px;top:10px;padding:4px 7px;border:2px solid var(--line);background:#e6f8ea;font-size:11px;font-weight:900;color:#1e7a3f}.cat{font-size:11px;font-weight:900;color:var(--muted)}
.checks{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.checkItem{padding:12px;border:2px solid var(--line);background:#fff;display:flex;gap:8px;align-items:flex-start;font-weight:800}
.showcase{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.showCard{border:3px solid var(--line);background:#fff;padding:16px;box-shadow:var(--shadow)}
.showCard h4{margin:0 0 8px;font-size:20px}.showCard .who{font-size:13px;color:var(--muted);font-weight:800}
.guestbook{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.guest-card{padding:16px;box-shadow:var(--shadow)}
.reportDoc{padding:28px;background:#fff;box-shadow:var(--shadow)}
.reportHeader{padding-bottom:16px;border-bottom:4px double var(--line);margin-bottom:20px}.reportHeader h2{margin:0;font-size:42px}
.docSection{margin-bottom:24px;border:2px solid #d6d6d6;background:#fcfcfc}.docSection h3{margin:0;padding:12px 16px;border-bottom:2px solid #d6d6d6;background:#f4f4f4;font-size:24px}.docBody{padding:16px}
.docGrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.docCard{padding:14px;background:#fff}.docLabel{font-size:13px;font-weight:900;color:var(--muted);margin-bottom:6px;text-transform:uppercase}.docValue{white-space:pre-wrap;min-height:18px}.docImages{display:grid;grid-template-columns:1fr;gap:14px}.docImages img{width:100%;height:auto;max-height:760px;border:2px solid #ccc;object-fit:contain;background:#fff}
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:120}.modal.open{display:grid;place-items:center}.modalbox{width:min(95vw,1200px);height:min(90vh,840px);background:#fff;border:4px solid var(--line);box-shadow:10px 10px 0 #111;display:flex;flex-direction:column}.modalbox.compactModal{width:min(92vw,620px);height:auto;max-height:86vh}.modalhead{padding:12px 16px;border-bottom:3px solid var(--line);display:flex;justify-content:space-between;gap:12px;align-items:center}.modalcontent{padding:18px;overflow:auto}.modalForm{display:grid;gap:14px}.modalChoice{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choiceCard{border:3px solid var(--line);padding:16px;background:#fff;cursor:pointer}.choiceCard:hover{background:#fff8d9}#showcaseFrame{flex:1;border:0}.toast{position:fixed;bottom:18px;right:18px;background:#111;color:#fff;padding:12px 16px;border:3px solid #fff;display:none;z-index:130}.toast.show{display:block}
footer{padding:24px 0;background:#17171a;color:#fff;border-top:4px solid var(--line)}
.mobileOnly{display:none}
@media (max-width: 980px){
  .hero-grid,.questgrid,.cards3,.skills-grid,.checks,.docGrid{grid-template-columns:1fr}
  .questhero h2{font-size:32px}
  .pixel{font-size:44px}.pixel span{font-size:32px}
  .mainnav{justify-content:flex-start}
  .side{position:static}
  .qtabs-sticky{top:62px}
}
@media (max-width: 720px){
  .formgrid{grid-template-columns:1fr}
  .topin{flex-direction:column;align-items:flex-start}
  .nav,.qtab,.btn{padding:10px 12px}
  .brand{font-size:16px}
  .questhero h2{font-size:36px}
}

/* Admin v3.2 */
.adminView{display:none}.adminView.active{display:block}
.adminMainNav{max-width:820px}
.adminPageToolbar,.adminFilterBar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:0 0 18px}
.adminModeText{font-weight:900;color:var(--muted)}
.adminTwoCol{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(340px,.8fr);gap:20px}
.adminFormTitle{display:flex;align-items:center;gap:12px;margin-bottom:14px}.adminFormTitle h3{margin:0}
.statusPill,.progressMark{display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--line);padding:4px 8px;font-size:12px;font-weight:900;background:#fff;white-space:nowrap}
.statusPill.new{background:var(--yellow)} .statusPill.edit{background:#dce6ff}.statusPill.done,.progressMark.done{background:#dff7e4}.statusPill.wait,.progressMark.wait{background:#fff1cf}
.tableWrap{overflow:auto;border:3px solid var(--line);background:#fff}
.adminTable{width:100%;border-collapse:collapse;min-width:980px}
.adminTable th,.adminTable td{border-bottom:2px solid #ddd;padding:12px 10px;text-align:left;vertical-align:top}
.adminTable th{background:#17171a;color:#fff;position:sticky;top:0;z-index:2;white-space:nowrap}
.adminTable tr:last-child td{border-bottom:0}
.adminTable tbody tr:hover{background:#fff9e6}
.progressTable td{text-align:center}.progressTable td:first-child,.progressTable td:nth-child(2),.progressTable td:nth-child(3){text-align:left}
.progressMeter{width:100px;height:12px;border:2px solid var(--line);background:#fff;margin:0 auto 5px;overflow:hidden}.progressMeter span{display:block;height:100%;background:var(--green)}
.guestMeta{font-weight:900;margin-bottom:4px}
.adminFilterBar label{font-weight:900}.adminFilterBar select{margin-left:8px;border:3px solid var(--line);padding:9px 12px;background:#fff;font-weight:800}
@media(max-width:980px){.adminTwoCol{grid-template-columns:1fr}.adminMainNav{max-width:none}.adminMainNav .nav{font-size:12px;padding:8px 10px}}

.questhero{padding:24px 0}.questgrid{padding-top:18px}.block{padding:16px;margin-bottom:14px}.field textarea{min-height:96px}.questSkillGrid{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}.skillQuestLabel{font-size:12px;font-weight:900;color:var(--pink);margin-bottom:5px}.skillUnlockNote{margin-top:8px;font-size:12px;color:var(--muted)}

.skillGroups{display:grid;gap:16px}.skillGroups>.block{margin-bottom:0}

.workspaceBtn:disabled,.workspaceLocked{opacity:.5;cursor:not-allowed;background:#e5e1e4!important;color:#6c6770!important;box-shadow:none!important}


.solution-export-box{
  margin-top:18px;
  padding:16px;
  border:3px solid var(--line);
  background:#eef6ff;
  box-shadow:4px 4px 0 #121212;
}
.solution-export-box b{font-size:17px}


/* v3.9 SKILL LESSON */
.skillcard{display:flex;flex-direction:column}
.skillcard.unlocked{cursor:pointer}
.skillcard.unlocked:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 #121212}
.skillOpenBtn{margin-top:auto;align-self:flex-start;border:2px solid var(--line);background:#fff;padding:7px 10px;font-size:12px;font-weight:900;cursor:pointer}
.skillcard.unlocked .skillOpenBtn{background:#fff3a8}
.skillcard.locked .skillOpenBtn{color:#888;background:#ddd;cursor:not-allowed}
.modalbox.compactModal.skillDetailMode{width:min(94vw,880px);height:auto;max-height:92vh}
.skillLesson{display:grid;gap:14px}
.skillLessonMeta{display:flex;gap:8px;flex-wrap:wrap}
.skillLessonMeta span{display:inline-block;border:2px solid var(--line);padding:5px 8px;background:#fff;font-size:11px;font-weight:900}
.skillLessonMeta span:last-child{background:#e6f8ea;color:#1e7a3f}
.skillLessonSection{border:2px solid #ddd;background:#fff;padding:14px}
.skillLessonSection h3{margin:0 0 8px;font-size:18px}
.skillLessonSection p{margin:0;white-space:pre-line}
.promptHead{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.promptHead h3{margin:0}
.copyPromptBtn{border:2px solid var(--line);background:var(--yellow);padding:7px 10px;font-size:12px;font-weight:900;cursor:pointer;white-space:nowrap}
.skillPrompt{margin:0;background:#15161a;color:#f4f4f4;border:3px solid #222;padding:16px;overflow:auto;white-space:pre-wrap;word-break:break-word;font:13px/1.65 ui-monospace,SFMono-Regular,Consolas,'Liberation Mono',monospace;max-height:390px}
.skillPrompt code{font:inherit}
@media(max-width:700px){.modalbox.compactModal.skillDetailMode{width:96vw;max-height:94vh}.promptHead{align-items:flex-start}.skillPrompt{font-size:12px;padding:12px}}


/* v4 ENTRY / ADMIN LOGIN */
.participantGateBox{position:relative;padding-top:68px}
.gateAdminEntry{position:absolute;top:18px;right:20px;z-index:2}
.adminEntryBtn{border:2px solid var(--line);background:#fff;padding:8px 11px;font-size:12px;font-weight:900;box-shadow:3px 3px 0 #121212}
.adminEntryBtn:hover{background:#fff4a8;transform:translate(-1px,-1px)}
.adminEntryBtn.logged{background:#dff7e4}
.adminLoginModal{z-index:180}
.adminLoginBox{width:min(92vw,540px)!important}
.adminLoginIntro{border:2px dashed var(--line);background:#fff9e8;padding:12px 14px;margin-bottom:16px;font-size:14px}
.adminLoginError{border:2px solid #8d203b;background:#ffe8ee;color:#8d203b;padding:10px 12px;font-size:13px;font-weight:900}
.adminLoginNotice{border-top:1px dashed #aaa;padding-top:12px;margin-top:2px;line-height:1.5}
@media(max-width:560px){
  .participantGateBox{padding-top:72px}
  .gateAdminEntry{top:16px;right:16px}
  .adminEntryBtn{font-size:11px;padding:7px 9px}
  .gatebox h1{font-size:32px}
}

.modalbox.compactModal.imagePreviewMode{width:min(96vw,1280px);height:min(94vh,940px);max-height:94vh}
.imagePreviewWrap{display:flex;align-items:center;justify-content:center;min-height:260px}
.imagePreviewWrap img{max-width:100%;max-height:78vh;width:auto;height:auto;object-fit:contain;border:3px solid var(--line);background:#fff}
@media(max-width:700px){
  .previewGrid{grid-template-columns:1fr}
  .previewGrid img{max-height:none}
  .modalbox.compactModal.imagePreviewMode{width:97vw;max-height:95vh}
  .imagePreviewWrap img{max-height:80vh}
}

/* v4.4 Education archive/delete management */
.btn.danger{background:#ffe2e2;border-color:#111;color:#8b1111}
.btn.danger:hover{background:#ffcaca}
.educationArchivedCard{background:#f5f5f5;opacity:.96}
.educationArchivedCard .archiveMeta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:6px}
.deleteConfirmBox{border:3px solid #111;background:#fff1f1;padding:14px}
.deleteConfirmBox strong{color:#a40000}
.deleteConfirmInput{font-weight:900}

/* v4.4.1 admin UX hotfix */
.adminBoot{position:fixed;inset:0;z-index:300;background:var(--bg,#f5eef5);display:grid;place-items:center}
.adminBootInner{display:grid;gap:8px;text-align:center;color:#111827}
.adminBootInner b{font-size:22px}.adminBootInner span{font-size:13px;color:var(--muted,#6f6772)}
.adminShell.hidden{display:none!important}
#adminGate.gate{background:var(--bg,#f5eef5)}
.archivedEducationPanel{margin:0 0 20px;background:#fff9e8}
.archivedEducationPanel.hidden{display:none!important}
.archivedEducationPanel:not(.hidden){animation:archiveReveal .14s ease-out}
@keyframes archiveReveal{from{opacity:.2;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* v4.5 admin performance */
.performanceNote{margin:0 0 18px;background:#fff9d9}
.adminLoadingCell{text-align:center!important;padding:36px 16px!important;color:var(--muted);font-weight:800}
.adminLoadingBox{padding:28px;text-align:center;border:2px dashed #aaa;background:#fafafa;color:var(--muted);font-weight:800}
.adminNav.is-loading{opacity:.55;pointer-events:none}

/* v4.6 participant management */
.participantAdminTable{min-width:1450px}
.participantActionButtons{display:flex;gap:6px;flex-wrap:wrap;min-width:250px}
.inactiveParticipantRow{background:#f5f5f5;color:#777}
.inactiveParticipantRow td{opacity:.92}
@media(max-width:900px){.participantActionButtons{min-width:220px}}