/* Multi-Format Favicon Generator — Purple Dark */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #8B5CF6;
  --primary-dim: rgba(139,92,246,0.12);
  --secondary: #A78BFA;
  --accent: #F472B6;
  --bg: #0F172A;
  --bg-card: #1E293B;
  --border: rgba(139,92,246,0.10);
  --text: #E2E8F0;
  --text-dim: #94A3B8;
  --text-muted: #475569;
  --radius: 12px;
  --radius-sm: 8px;
  --font: 'Inter', system-ui, sans-serif;
  --transition: 0.2s ease;
}

html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; line-height: 1.6; }

.header { border-bottom: 1px solid var(--border); background: rgba(30,41,59,0.95); backdrop-filter: blur(12px); position: sticky; top: 0; z-index: 10; }
.header-inner { max-width: 700px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; justify-content: space-between; }
.header-left { display: flex; align-items: center; gap: 10px; }
.logo-icon { font-size: 1.2rem; width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; background: var(--primary-dim); border-radius: var(--radius-sm); }
.header h1 { font-size: 1.05rem; font-weight: 700; }
.subtitle { font-size: 0.72rem; color: var(--text-dim); }

.main { max-width: 700px; margin: 0 auto; padding: 20px; }

.btn { padding: 8px 16px; font-family: var(--font); font-size: 0.78rem; font-weight: 600; border: none; border-radius: 6px; cursor: pointer; transition: all var(--transition); }
.btn-sm { padding: 5px 10px; font-size: 0.72rem; background: var(--primary-dim); color: var(--primary); border: 1px solid rgba(139,92,246,0.2); }
.btn-primary { background: linear-gradient(135deg, var(--primary), #7C3AED); color: #fff; }

.drop-zone { background: var(--bg-card); border: 2px dashed rgba(139,92,246,0.2); border-radius: var(--radius); padding: 40px; text-align: center; cursor: pointer; margin-bottom: 12px; transition: all var(--transition); }
.drop-zone:hover, .drop-zone.drag-over { border-color: var(--primary); background: rgba(139,92,246,0.05); }
.drop-label { font-size: 0.88rem; color: var(--text-dim); }

.preview-card, .results-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 12px; }
.panel-header { display: flex; align-items: center; justify-content: space-between; padding: 8px 14px; border-bottom: 1px solid var(--border); }
.panel-label { font-size: 0.72rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.preview-body { padding: 16px; display: flex; justify-content: center; }
#preview-canvas { border-radius: var(--radius-sm); background: rgba(0,0,0,0.2); }

.results-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; padding: 12px; }
.result-item { background: rgba(139,92,246,0.04); border: 1px solid rgba(139,92,246,0.06); border-radius: var(--radius-sm); padding: 10px; text-align: center; }
.result-canvas { border-radius: 4px; margin-bottom: 6px; background: rgba(0,0,0,0.2); }
.result-label { font-size: 0.62rem; color: var(--text-muted); font-weight: 600; }
.result-size { font-size: 0.58rem; color: var(--text-muted); }
.result-download { margin-top: 6px; padding: 3px 8px; font-family: var(--font); font-size: 0.58rem; font-weight: 600; color: var(--primary); background: var(--primary-dim); border: 1px solid rgba(139,92,246,0.15); border-radius: 4px; cursor: pointer; }

.panel-footer { padding: 10px 14px; border-top: 1px solid var(--border); display: flex; gap: 8px; justify-content: flex-end; }

.toast-container { position: fixed; bottom: 20px; right: 20px; z-index: 200; display: flex; flex-direction: column-reverse; gap: 8px; }
.toast { padding: 10px 16px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: 0 4px 24px rgba(0,0,0,0.5); font-size: 0.82rem; animation: toastIn 0.3s ease; }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }