:root {
  --bg: #0b0e14;
  --bg-soft: #11151f;
  --card: #161b27;
  --card-hover: #1b2231;
  --border: #232b3d;
  --text: #e8ecf4;
  --text-dim: #8b94a7;
  --accent: #6c8cff;
  --green: #4ade80;
  --danger: #f87171;
  --radius: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }

body {
  font-family: "Pretendard", "Segoe UI", "Apple SD Gothic Neo", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

.bg-decor { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; animation: float 18s ease-in-out infinite; }
.orb-1 { width: 480px; height: 480px; background: radial-gradient(circle, rgba(108,140,255,.3), transparent 70%); top: -140px; right: -80px; }
.orb-2 { width: 420px; height: 420px; background: radial-gradient(circle, rgba(74,222,128,.2), transparent 70%); bottom: -120px; left: -100px; animation-delay: -6s; }
@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(40px,-50px) scale(1.08); }
  66% { transform: translate(-30px,30px) scale(.95); }
}

.app { position: relative; z-index: 1; max-width: 1000px; margin: 0 auto; padding: 28px 24px 60px; }

.topbar { display: flex; align-items: center; gap: 16px; margin-bottom: 26px; flex-wrap: wrap; }
.back-link {
  color: var(--text-dim); text-decoration: none; font-size: .9rem;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 8px 16px; transition: all .15s;
}
.back-link:hover { color: var(--text); border-color: var(--accent); }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.3rem; }
.logo-mark { font-size: 1.2rem; }

.btn-primary {
  margin-left: auto;
  border: none; border-radius: 10px;
  padding: 11px 22px;
  font-weight: 700; font-size: .9rem; color: #fff;
  background: linear-gradient(135deg, var(--accent), #8b6cff);
  cursor: pointer; transition: filter .15s ease, transform .12s ease;
}
.btn-primary:hover { filter: brightness(1.12); }
.btn-primary:active { transform: scale(.96); }

.btn-ghost {
  background: transparent; border: 1px solid var(--border);
  color: var(--text-dim); font-size: .85rem;
  padding: 8px 14px; border-radius: 8px;
  cursor: pointer; transition: all .15s ease;
}
.btn-ghost:hover { color: var(--text); border-color: var(--text-dim); }
.btn-ghost.danger:hover { color: var(--danger); border-color: var(--danger); }
.file-label { display: inline-block; }

/* ===== 목록 ===== */
.strategy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
}
.strategy-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .18s ease, border-color .18s ease;
  animation: cardIn .35s ease both;
}
.strategy-card:hover { transform: translateY(-3px); border-color: rgba(108,140,255,.4); }
@keyframes cardIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

.card-media { position: relative; background: #0d1119; min-height: 140px; }
.card-media img { width: 100%; height: 180px; object-fit: cover; display: block; }
.card-media canvas-img { width: 100%; height: 180px; object-fit: cover; display: block; }
.card-media .no-media {
  height: 120px; display: grid; place-items: center;
  color: var(--text-dim); font-size: .85rem;
}
.card-body { padding: 16px 18px 18px; }
.card-title { font-size: 1.05rem; font-weight: 800; margin-bottom: 6px; }
.card-desc {
  font-size: .85rem; color: var(--text-dim); line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-actions {
  display: flex; gap: 8px;
  padding: 0 18px 16px;
}
.card-actions .btn-ghost { flex: 1; font-size: .8rem; padding: 7px 10px; }

.empty { text-align: center; color: var(--text-dim); padding: 70px 20px; }
.empty[hidden] { display: none; }
.empty-icon { font-size: 2.6rem; margin-bottom: 14px; }
.empty p { line-height: 1.7; font-size: .95rem; }

/* ===== 편집기 ===== */
.editor-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  animation: cardIn .3s ease both;
}
.editor-row { margin-bottom: 22px; }
.editor-row input[type="text"], .editor-row textarea {
  width: 100%;
  background: rgba(0,0,0,.28);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 15px;
  color: var(--text); font-size: .95rem;
  font-family: inherit;
  outline: none; resize: vertical;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.editor-row input[type="text"]:focus, .editor-row textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108,140,255,.18);
}

.section-label { font-size: .85rem; font-weight: 700; color: var(--text-dim); margin-bottom: 10px; }

.shot-area { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.shot-preview {
  width: 180px; height: 110px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: rgba(0,0,0,.2);
  display: grid; place-items: center;
  overflow: hidden;
}
.shot-preview img { width: 100%; height: 100%; object-fit: cover; }
.shot-empty { color: var(--text-dim); font-size: .8rem; }
.shot-btns { display: flex; gap: 8px; }

/* ===== 그림판 ===== */
.canvas-toolbar {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  background: rgba(0,0,0,.25);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  margin-bottom: 10px;
}
.tool {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--text);
  font-size: .95rem;
  cursor: pointer;
  display: grid; place-items: center;
  transition: all .13s ease;
}
.tool:hover { background: rgba(255,255,255,.1); }
.tool.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.color {
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, border-color .12s ease;
}
.color:hover { transform: scale(1.15); }
.color.active { border-color: #fff; transform: scale(1.15); }

.tb-sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }

#strokeWidth {
  background: rgba(0,0,0,.3);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: .82rem;
  padding: 7px 8px;
  color-scheme: dark;
  outline: none;
}
#strokeWidth:focus { border-color: var(--accent); }

.canvas-wrap {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  line-height: 0;
}
#drawCanvas {
  width: 100%;
  height: auto;
  cursor: crosshair;
  display: block;
  touch-action: none;
}
.canvas-hint { font-size: .78rem; color: var(--text-dim); margin-top: 8px; }

.editor-actions {
  display: flex; justify-content: flex-end; gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}