/* Packing Slip Generator — Violet theme */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #8B5CF6;
  --primary-dim: rgba(139,92,246,0.12);
  --secondary: #A78BFA;
  --accent: #C4B5FD;
  --bg: #0F172A;
  --bg-card: #1E293B;
  --bg-input: #0F172A;
  --border: rgba(139,92,246,0.12);
  --text: #E2E8F0;
  --text-dim: #94A3B8;
  --text-muted: #475569;
  --radius: 12px;
  --radius-sm: 8px;
  --font: 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --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: 1000px; 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); }

.btn { display: inline-flex; align-items: center; gap: 4px; 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-primary { background: linear-gradient(135deg, var(--primary), #7C3AED); color: #fff; }
.btn-primary:hover { box-shadow: 0 4px 16px rgba(139,92,246,0.3); }
.btn-secondary { background: var(--primary-dim); color: var(--primary); border: 1px solid rgba(139,92,246,0.2); width: 100%; }

.main { max-width: 1000px; margin: 0 auto; padding: 20px; }
.layout { display: grid; grid-template-columns: 340px 1fr; gap: 16px; }

.editor-panel, .preview-panel { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.panel-header { 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; }
.editor-body { padding: 12px; }

.field { margin-bottom: 10px; }
.field label { display: block; font-size: 0.72rem; font-weight: 500; color: var(--text-dim); margin-bottom: 2px; }
.field input, .field textarea { width: 100%; padding: 6px 8px; font-family: var(--font); font-size: 0.78rem; color: var(--text); background: var(--bg-input); border: 1px solid var(--border); border-radius: 6px; outline: none; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: rgba(139,92,246,0.4); }

.items-editor { padding: 8px 12px; }
.item-row { display: grid; grid-template-columns: 1fr 50px 50px 28px; gap: 4px; margin-bottom: 4px; align-items: center; }
.item-row input { padding: 4px 6px; font-size: 0.72rem; color: var(--text); background: var(--bg-input); border: 1px solid var(--border); border-radius: 4px; outline: none; }
.item-row .btn-del { width: 24px; height: 24px; padding: 0; display: flex; align-items: center; justify-content: center; background: rgba(239,68,68,0.12); color: #EF4444; border: none; border-radius: 4px; cursor: pointer; font-size: 0.7rem; }
.items-actions { padding: 8px 12px 12px; }

.slip-wrapper { padding: 16px; display: flex; justify-content: center; }
.slip { width: 100%; max-width: 500px; background: #fff; color: #333; padding: 32px; border-radius: 4px; font-size: 12px; line-height: 1.5; box-shadow: 0 8px 32px rgba(0,0,0,0.3); }
.slip h2 { font-size: 18px; font-weight: 800; margin-bottom: 4px; }
.slip .slip-meta { display: flex; justify-content: space-between; margin-bottom: 16px; font-size: 11px; color: #666; }
.slip .slip-addrs { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.slip .addr-block h3 { font-size: 10px; text-transform: uppercase; color: #999; margin-bottom: 2px; }
.slip .addr-block p { white-space: pre-line; font-size: 11px; }
.slip table { width: 100%; border-collapse: collapse; margin-bottom: 12px; }
.slip th { text-align: left; font-size: 10px; text-transform: uppercase; color: #999; border-bottom: 1px solid #ddd; padding: 4px 0; }
.slip td { padding: 4px 0; font-size: 11px; border-bottom: 1px solid #eee; }
.slip .slip-notes { font-size: 10px; color: #888; margin-top: 8px; padding-top: 8px; border-top: 1px solid #eee; }
.slip .slip-footer { text-align: center; font-size: 9px; color: #bbb; margin-top: 16px; }

@media print {
  body { background: #fff !important; }
  .header, .editor-panel, .panel-header { display: none !important; }
  .main { padding: 0 !important; max-width: none !important; }
  .layout { display: block !important; }
  .preview-panel { border: none !important; background: none !important; }
  .slip-wrapper { padding: 0 !important; }
  .slip { box-shadow: none !important; max-width: none !important; }
}

@media (max-width: 768px) { .layout { grid-template-columns: 1fr; } }