@import url('https://fonts.googleapis.com/css2?family=Amiri:wght@400;700&family=Tajawal:wght@300;400;500;700&display=swap');

:root {
  /* Theme variables */
  --bg: #fff;
  --fg: #222;
  --brand: #8B4513; /* coffee brown */
  --accent: #D4AF37; /* gold */
  --muted: #666;
  --panel: #ffffff;
  --panel-border: #e5e7eb;
  --radius: 10px;
  --space: 16px;
}

/* App layout */
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Tajawal', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

.app {
  min-height: 100vh;
  background: linear-gradient(135deg, #fffaf0, #fff1e6);
}

.app-header {
  text-align: center;
  padding: calc(var(--space) * 1.5) var(--space);
}

.app-header h1 {
  margin: 0 0 8px 0;
  color: var(--brand);
}

.app-header p { color: #a16207; margin: 0; }

.layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space);
  display: grid;
  grid-template-columns: 1fr;
  gap: calc(var(--space) * 1.5);
}

@media (min-width: 992px) {
  .layout { grid-template-columns: 1fr 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: var(--space);
  box-shadow: 0 10px 20px rgba(0,0,0,0.04);
}

.panel-title {
  margin: 0 0 12px 0;
  color: var(--brand);
}

.field { margin-bottom: 12px; }
.field label { display: block; margin-bottom: 6px; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
  color: var(--fg);
}
.field textarea { min-height: 160px; resize: vertical; }

.actions { display: flex; gap: 10px; margin-top: 10px; }
.btn {
  border: 1px solid var(--panel-border);
  background: #f8fafc;
  color: var(--fg);
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
}
.btn.primary { background: #b45309; color: #fff; border-color: #b45309; }
.btn.outline { background: #fff; color: #b45309; border-color: #b45309; }
.btn:hover { filter: brightness(0.98); }
.hidden { display: none; }

/* Letterhead preview */
.letterhead-container {
  width: 210mm;
  min-height: 297mm;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  overflow: hidden;
  transform: scale(0.6);
  transform-origin: top left;
  margin: -60px -80px; /* fit on panel */
  position: relative;
  font-family: 'Amiri', serif;
}

.lh-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 4px solid var(--accent);
}
.lh-info { color: var(--brand); font-size: 11px; line-height: 1.6; }
.lh-info .name { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.lh-logo { text-align: center; flex: 1; margin: 0 20px; }
.lh-logo img { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; }

.lh-content { padding: 0 40px; }
.lh-meta { display: flex; justify-content: space-between; margin: 20px 0; font-size: 14px; color: var(--muted); }
.lh-ref { text-align: right; margin-bottom: 20px; font-size: 14px; color: var(--muted); }
.lh-title { text-align: center; font-size: 20px; font-weight: 700; margin: 30px 0; padding: 15px; border-radius: 8px; }
.lh-body { font-size: 15px; line-height: 2.2; text-align: justify; margin: 30px 0; min-height: 200px; white-space: pre-wrap; }
.lh-sign { margin-top: 80px; text-align: right; }
.lh-sign .greet { margin-bottom: 40px; color: var(--brand); font-weight: 600; }
.lh-sign .line { border-bottom: 1px solid #666; width: 200px; margin-bottom: 8px; margin-left: auto; }
.lh-sign .label { font-size: 14px; color: var(--muted); }
.lh-sign .manager { margin-top: 8px; font-size: 14px; color: var(--brand); }
.lh-watermark { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(-45deg); opacity: 0.03; font-size: 120px; font-weight: 700; color: var(--accent); z-index: -1; pointer-events: none; }

@media print {
  body { background: #fff !important; }
  .letterhead-container { transform: none; margin: 0; border: none; }
}