/* Synapse-Ed Wireframe - Common Styles */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

:root {
  --navy: #1B2A4A;
  --navy-light: #243656;
  --mint: #2DD4BF;
  --mint-dark: #14b8a6;
  --bg: #0f172a;
  --card: #1e293b;
  --card-hover: #263348;
  --border: #334155;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --success: #22c55e;
  --warning: #eab308;
  --error: #ef4444;
  --info: #3b82f6;
}

* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:'Pretendard',sans-serif; background:var(--bg); color:var(--text); line-height:1.6; }
a { color:var(--mint); text-decoration:none; }
a:hover { text-decoration:underline; }

/* Wireframe label */
.wf-label {
  position:fixed; top:0; left:50%; transform:translateX(-50%);
  background:var(--warning); color:#000; padding:4px 20px;
  font-size:12px; font-weight:700; z-index:9999; border-radius:0 0 8px 8px;
  letter-spacing:1px;
}

/* Navigation */
.wf-nav {
  position:fixed; top:0; left:0; right:0; height:56px;
  background:var(--navy); border-bottom:1px solid var(--border);
  display:flex; align-items:center; justify-content:space-between;
  padding:0 24px; z-index:100;
}
.wf-nav .logo { font-size:18px; font-weight:800; color:var(--mint); }
.wf-nav .logo span { color:var(--text); font-weight:400; }
.wf-nav-links { display:flex; gap:8px; }
.wf-nav-links a {
  padding:6px 14px; border-radius:6px; font-size:13px; color:var(--text-muted);
  transition:all .2s;
}
.wf-nav-links a:hover, .wf-nav-links a.active {
  background:var(--card); color:var(--mint); text-decoration:none;
}

/* Buttons */
.btn {
  display:inline-flex; align-items:center; gap:6px;
  padding:8px 18px; border-radius:8px; font-size:14px; font-weight:600;
  border:none; cursor:pointer; transition:all .2s;
}
.btn-mint { background:var(--mint); color:var(--navy); }
.btn-mint:hover { background:var(--mint-dark); }
.btn-outline { background:transparent; border:1px solid var(--border); color:var(--text); }
.btn-outline:hover { border-color:var(--mint); color:var(--mint); }
.btn-ghost { background:transparent; color:var(--text-muted); }
.btn-ghost:hover { color:var(--mint); }
.btn-sm { padding:5px 12px; font-size:12px; }
.btn-danger { background:var(--error); color:#fff; }

/* Cards */
.card {
  background:var(--card); border:1px solid var(--border);
  border-radius:12px; padding:20px;
}
.card:hover { border-color:var(--mint); }

/* Badge */
.badge {
  display:inline-block; padding:2px 8px; border-radius:10px;
  font-size:11px; font-weight:600;
}
.badge-mint { background:rgba(45,212,191,.15); color:var(--mint); }
.badge-warn { background:rgba(234,179,8,.15); color:var(--warning); }
.badge-info { background:rgba(59,130,246,.15); color:var(--info); }

/* Page wrapper */
.page { padding-top:56px; min-height:100vh; }

/* Screen indicator */
.screen-title {
  padding:16px 24px; border-bottom:1px solid var(--border);
  font-size:13px; color:var(--text-dim); background:rgba(0,0,0,.3);
}
.screen-title strong { color:var(--mint); margin-right:8px; }

/* Tooltip / Popover */
.popover {
  position:absolute; background:var(--navy); border:1px solid var(--mint);
  border-radius:10px; padding:16px; max-width:320px; z-index:50;
  box-shadow:0 8px 32px rgba(0,0,0,.5);
}
.popover::before {
  content:''; position:absolute; top:-6px; left:20px;
  width:12px; height:12px; background:var(--navy);
  border-left:1px solid var(--mint); border-top:1px solid var(--mint);
  transform:rotate(45deg);
}

/* Progress bar */
.progress { height:6px; background:var(--border); border-radius:3px; overflow:hidden; }
.progress-fill { height:100%; background:var(--mint); border-radius:3px; transition:width .5s; }

/* Tabs */
.tabs { display:flex; gap:0; border-bottom:1px solid var(--border); }
.tab {
  padding:10px 20px; font-size:13px; color:var(--text-muted);
  border-bottom:2px solid transparent; cursor:pointer; transition:all .2s;
}
.tab:hover { color:var(--text); }
.tab.active { color:var(--mint); border-bottom-color:var(--mint); }

/* Chat */
.chat-bubble {
  max-width:80%; padding:12px 16px; border-radius:12px;
  font-size:14px; line-height:1.6;
}
.chat-user { background:var(--navy-light); margin-left:auto; border-bottom-right-radius:4px; }
.chat-ai { background:var(--card); border:1px solid var(--border); border-bottom-left-radius:4px; }

/* Highlight term */
.term {
  border-bottom:2px dotted var(--mint); cursor:help;
  position:relative; color:var(--mint);
}

/* Modal overlay */
.modal-overlay {
  position:fixed; inset:0; background:rgba(0,0,0,.6);
  display:flex; align-items:center; justify-content:center; z-index:200;
}
.modal {
  background:var(--card); border:1px solid var(--border);
  border-radius:16px; padding:24px; max-width:600px; width:90%;
  max-height:80vh; overflow-y:auto;
}

/* Grid */
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.grid-3 { display:grid; grid-template-columns:1fr 1fr 1fr; gap:16px; }

/* Drag items */
.drag-item {
  display:inline-block; padding:8px 16px; margin:4px;
  background:var(--navy-light); border:1px solid var(--border);
  border-radius:8px; cursor:grab; font-size:13px;
  transition:all .2s;
}
.drag-item:hover { border-color:var(--mint); }
.drag-item.placed { background:rgba(45,212,191,.15); border-color:var(--mint); }

/* Drop zone */
.drop-zone {
  min-height:48px; border:2px dashed var(--border);
  border-radius:8px; padding:8px; margin:4px 0;
  display:flex; align-items:center; justify-content:center;
  font-size:12px; color:var(--text-dim);
}
.drop-zone.filled { border-color:var(--mint); border-style:solid; }

/* Scenario */
.scenario-box {
  background:linear-gradient(135deg, var(--navy), var(--navy-light));
  border:1px solid var(--border); border-radius:12px; padding:20px;
  border-left:4px solid var(--mint);
}

/* Responsive */
@media (max-width:768px) {
  .grid-2, .grid-3 { grid-template-columns:1fr; }
}