:root{
  --bg:#070A12;
  --panel:rgba(255,255,255,.06);
  --panel2:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.10);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.62);
  --brand:#4DA3FF;
  --brand2:#7C5CFF;
  --good:#2BE4A7;
  --bad:#FF5C7A;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius:18px;
  --radius2:22px;
  --font: "Noto Sans KR","Roboto",system-ui,-apple-system,Segoe UI,Arial,sans-serif;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  background: radial-gradient(1200px 800px at 15% 10%, rgba(77,163,255,.20), transparent 55%),
              radial-gradient(900px 650px at 85% 18%, rgba(124,92,255,.18), transparent 55%),
              var(--bg);
  color:var(--text);
  font-family:var(--font);
}

code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.10);
  padding: 2px 6px;
  border-radius: 10px;
}

a{ color:inherit; }

.container{
  width:min(1180px, calc(100% - 48px));
  margin:0 auto;
  padding: 26px 0 64px;
}

.muted{ color:var(--muted); }
.strong{ font-weight:700; }
.small{ font-size: 13px; }

.btn{
  appearance:none;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 14px;
  cursor:pointer;
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover{ transform: translateY(-1px); background: rgba(255,255,255,.09); border-color: rgba(255,255,255,.16); }
.btn:active{ transform: translateY(0px); }
.btn.primary{
  border-color: rgba(77,163,255,.35);
  background: linear-gradient(135deg, rgba(77,163,255,.22), rgba(124,92,255,.18));
}
.btn.ghost{
  background: transparent;
}
.btn.full{ width:100%; }

.iconbtn{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: 12px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  color: var(--text);
}

.field{
  display:flex;
  flex-direction:column;
  gap:8px;
  margin: 12px 0;
}
.field > span{
  font-size: 13px;
  color: var(--muted);
}
input, select, textarea{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  outline:none;
  background: rgba(0,0,0,.25);
  color: var(--text);
}
textarea{ resize: vertical; min-height: 96px; }

.modal{
  position:fixed; inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  z-index: 50;
}
.modal-backdrop{
  position:absolute; inset:0;
  background: rgba(0,0,0,.62);
  backdrop-filter: blur(10px);
}
.modal-card{
  position:relative;
  width:min(520px, calc(100% - 28px));
  background: rgba(12,14,24,.82);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding: 16px;
}
.modal-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 6px 4px 12px;
}
.tabs{
  display:flex;
  gap:8px;
  padding: 0 4px 12px;
}
.tab{
  flex:1;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: var(--text);
  border-radius: 14px;
  padding: 10px 12px;
  cursor:pointer;
}
.tab.active{
  border-color: rgba(77,163,255,.35);
  background: rgba(77,163,255,.12);
}
.tabpane{ padding: 0 4px 6px; }

.pill{
  display:flex;
  gap:10px;
  align-items:center;
  border:1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255,255,255,.05);
}

[hidden] { display: none !important; }