:root{
  --purple:#6d3df5; --purple-dark:#5429c9; --purple-soft:#f1eaff;
  --yellow:#ffe14d; --yellow-soft:#fff7d6;
  --bg:#fffbeF; --bg2:#fff6d9; --card:#ffffff; --ink:#1c1c28; --muted:#8a8a99;
  --line:#eee9dc; --radius:18px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Pretendard Variable",Pretendard,"Noto Sans KR",sans-serif;
  background:linear-gradient(180deg,var(--bg) 0%,var(--bg2) 100%);
  color:var(--ink); min-height:100vh;
}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}

.logo-box{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--purple),#9a6bff);display:inline-block}
.muted{color:var(--muted);font-size:17px}
.btn-primary{background:var(--purple);color:#fff;border:0;border-radius:14px;padding:13px 26px;font-size:17px;font-weight:700}
.btn-primary:hover{background:var(--purple-dark)}
.btn-primary.big{font-size:22px;padding:18px;border-radius:18px}
.btn-primary.wide{width:100%}
.btn-primary.grow{flex:1}
.btn-soft{background:var(--purple-soft);color:var(--purple-dark);border:0;border-radius:12px;padding:11px 16px;font-size:15px;font-weight:700}
.btn-soft:hover{background:#e2d4ff}
.btn-soft.wide{width:100%}
.btn-ghost{background:#fff;border:1px solid var(--line);border-radius:12px;padding:9px 16px;font-weight:700}
.btn-mini{background:var(--purple);color:#fff;border:0;border-radius:9px;padding:6px 12px;font-size:13px;font-weight:700}
.link-btn{background:none;border:0;color:var(--purple);font-weight:700;font-size:14px}

/* ---------- 스튜디오 ---------- */
#studio{min-height:100vh;display:flex;flex-direction:column}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 26px;background:#fff;border-bottom:1px solid var(--line)}
.brand{font-weight:800;font-size:20px;display:flex;align-items:center;gap:10px}
.layout{flex:1;display:grid;grid-template-columns:340px 1fr 340px;gap:18px;padding:18px 26px;align-items:start}
.panel{background:#fff;border-radius:var(--radius);padding:18px;box-shadow:0 4px 18px rgba(120,90,20,.06);display:flex;flex-direction:column;gap:14px;max-height:calc(100vh - 110px);overflow-y:auto}
.panel-title{font-size:18px;font-weight:800}
.box{border:1px solid var(--line);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:10px}
.box.sub{padding:10px}
.box-title{font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.badge{font-size:11px;background:var(--yellow-soft);color:#8a6d00;border-radius:8px;padding:3px 8px;font-weight:700}
.link-row{display:flex;gap:8px}
.link-row input{flex:1;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px}
.hint{font-size:12.5px;color:var(--muted);margin:0;line-height:1.5}
.hint a{color:var(--purple)}
.upload-row{display:flex;gap:10px}
.upload-box{flex:1;border:2px dashed #d9d2e8;border-radius:14px;padding:18px 10px;text-align:center;display:flex;flex-direction:column;gap:4px;align-items:center;cursor:pointer;position:relative;overflow:hidden;min-height:110px;justify-content:center}
.upload-box:hover{border-color:var(--purple);background:var(--purple-soft)}
.up-icon{font-size:24px;color:var(--purple)}
.up-title{font-weight:700;font-size:14px}
.up-sub{font-size:12px;color:var(--muted)}
.up-thumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
details.box summary{cursor:pointer;font-weight:700;font-size:14px}
textarea{border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;resize:vertical;width:100%}
.tabs{display:flex;gap:6px;background:#f4f1fa;border-radius:12px;padding:4px}
.tab{flex:1;border:0;background:transparent;border-radius:9px;padding:9px;font-size:14px;font-weight:700;color:var(--muted)}
.tab.active{background:#fff;color:var(--purple-dark);box-shadow:0 2px 6px rgba(0,0,0,.08)}
.cand-head{display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:700;color:var(--muted)}
.candidates{display:flex;gap:8px}
.cand{flex:1;border:2px solid transparent;border-radius:10px;overflow:hidden;cursor:pointer;position:relative;aspect-ratio:4/5;background:#f4f4f8}
.cand img{width:100%;height:100%;object-fit:cover;display:block}
.cand.sel{border-color:var(--purple)}
.cand span{position:absolute;bottom:0;left:0;right:0;font-size:10px;background:rgba(0,0,0,.55);color:#fff;padding:2px 4px;text-align:center}
.fld{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600}
.fld b{color:var(--purple-dark)}
.fld select,.fld input[type=text],.fld input[type=number],.fld input[type=password]{border:1px solid var(--line);border-radius:10px;padding:9px 10px;font-size:14px}
.fld input[type=range]{width:100%;accent-color:var(--purple)}
.fld input[type=color]{width:100%;height:38px;border:1px solid var(--line);border-radius:10px;padding:2px;background:#fff}
.color-bar{height:30px!important}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.btn-row{display:flex;gap:8px}
.muted-sm{font-size:12px;color:var(--muted);font-weight:600}

/* 가운데 */
.center{display:flex;flex-direction:column;align-items:center;gap:12px}
.ratio-toggle{display:flex;background:#fff;border-radius:14px;padding:5px;box-shadow:0 4px 14px rgba(120,90,20,.08)}
.ratio-toggle .tab{padding:9px 22px;color:var(--purple-dark)}
.canvas-wrap{position:relative;background:#fff;border-radius:20px;padding:14px;box-shadow:0 8px 30px rgba(120,90,20,.1)}
#card-canvas{width:min(380px,32vw);height:auto;border-radius:12px;background:#eee;display:block;touch-action:none}
#canvas-empty{position:absolute;inset:14px;border-radius:12px;background:#faf8ff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center}
#canvas-empty p{font-weight:800;font-size:18px;margin:4px 0}
.canvas-meta{font-size:13px;color:var(--muted)}

/* 모달 */
.modal{position:fixed;inset:0;background:rgba(40,30,70,.45);display:flex;align-items:center;justify-content:center;z-index:50}
.modal[hidden]{display:none}
.modal-card{background:#fff;border-radius:22px;padding:36px 44px;width:min(560px,90vw);box-shadow:0 20px 60px rgba(0,0,0,.25)}
.modal-card h3{margin:0 0 22px;font-size:22px}
.steps{list-style:none;margin:0 0 20px;padding:0;display:flex;flex-direction:column;gap:14px}
.steps li{display:flex;align-items:center;gap:14px;font-size:17px;color:#b9b9c6}
.steps li .n{width:34px;height:34px;border-radius:50%;border:2px solid #ddd;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;flex:none}
.steps li.done{color:var(--ink)}
.steps li.done .n{background:var(--purple);border-color:var(--purple);color:#fff}
.steps li.active{color:var(--purple-dark);font-weight:800;background:var(--purple-soft);border-radius:12px;padding:8px 12px;margin:-8px -12px}
.steps li.active .n{border-color:var(--purple);color:var(--purple-dark)}
.bar{height:6px;background:#eee;border-radius:3px;overflow:hidden}
.bar-fill{height:100%;width:0;background:var(--purple);border-radius:3px;transition:width .3s}
.modal-pct{color:var(--muted);font-size:14px;margin:10px 0 0}

/* 토스트 */
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);background:#2b2440;color:#fff;padding:12px 22px;border-radius:12px;font-size:14px;font-weight:600;z-index:99;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.toast[hidden]{display:none}

@media (max-width:1100px){
  .layout{grid-template-columns:1fr}
  .panel{max-height:none}
}

/* ---------- 대기열 모드 ---------- */
#queue-bar{background:#fff;border:1px solid #e8e6e1;border-radius:14px;padding:12px 14px;margin-bottom:12px}
#queue-bar[hidden]{display:none}
.queue-top{display:flex;align-items:center;justify-content:center;gap:14px;margin-bottom:10px}
.queue-count{font-weight:800;font-size:15px}
.queue-list{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}
.q-item{position:relative;flex:0 0 64px;width:64px;cursor:pointer;border:3px solid transparent;border-radius:10px;overflow:hidden;background:#eee}
.q-item img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block}
.q-item .q-num{position:absolute;left:4px;bottom:4px;font-size:11px;font-weight:800;color:#fff;
  background:rgba(0,0,0,.6);border-radius:999px;padding:1px 7px}
.q-item.cur{border-color:#7c3aed;box-shadow:0 0 0 2px rgba(124,58,237,.25)}
.q-item.done img{filter:grayscale(80%);opacity:.6}
.q-item.done::after{content:'✓';position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:50%;
  background:#2e9e5b;color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center}
.queue-cap{display:flex;gap:10px;align-items:flex-start;margin-top:10px;background:#f6f5f2;
  border-radius:10px;padding:10px 12px}
.queue-cap[hidden]{display:none}
.queue-cap p{flex:1;font-size:13px;line-height:1.6;color:#333;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-line}
.queue-cap button{flex-shrink:0}

/* ---------- 내 로고 ---------- */
#up-logo{min-height:96px}
.switch-row{flex-direction:row!important;justify-content:space-between;align-items:center}
.switch{position:relative;display:inline-block;width:46px;height:26px;flex:none}
.switch input{opacity:0;width:0;height:0}
.switch .sw{position:absolute;inset:0;background:#d8d4e6;border-radius:999px;transition:.2s}
.switch .sw::before{content:'';position:absolute;width:20px;height:20px;border-radius:50%;background:#fff;top:3px;left:3px;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.3)}
.switch input:checked + .sw{background:var(--purple)}
.switch input:checked + .sw::before{transform:translateX(20px)}
#btn-logo-clear{align-self:flex-start}

/* ---------- 미리보기 직접 편집 ---------- */
#hl-edit{position:absolute;z-index:30;box-sizing:border-box;background:rgba(18,14,38,.78);
  border:2px dashed #8b5cf6;border-radius:10px;color:#fff;outline:none;resize:none;
  overflow:hidden;padding:6px 8px;font-family:inherit}
#hl-edit::placeholder{color:#b9b4d4}
#hl-done-btn{position:absolute;z-index:31;background:#6d3df5;color:#fff;border:0;
  border-radius:999px;padding:7px 14px;font-size:13px;font-weight:700;cursor:pointer;
  box-shadow:0 4px 14px rgba(0,0,0,.35);white-space:nowrap}
#hl-done-btn:active{transform:scale(.96)}