/* Kawo App Styles — matches landing page design language */
:root {
  --bg-deep: #0A0C10;
  --bg-card: #12151C;
  --bg-accent: #1A1E2A;
  --gold: #E8A838;
  --gold-light: #F5C563;
  --gold-dim: rgba(232, 168, 56, 0.15);
  --text-primary: #F0ECE4;
  --text-secondary: #8B8A87;
  --text-muted: #5A5957;
  --border: rgba(232, 168, 56, 0.12);
  --success: #4ade80;
  --error: #f87171;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* NAV */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}
nav .logo { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.4rem; color: var(--gold); letter-spacing: -0.5px; }
nav .nav-links { display: flex; gap: 24px; align-items: center; }
nav .nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
nav .nav-links a:hover { color: var(--gold); }

/* LAYOUT */
.container { max-width: 900px; margin: 0 auto; padding: 40px 24px 80px; }
.page-header { margin-bottom: 36px; }
.page-header h1 { font-size: 2rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.page-header p { color: var(--text-secondary); font-size: 1rem; }

/* CARD */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 24px;
}
.card-title { font-size: 1.1rem; font-weight: 600; color: var(--gold); margin-bottom: 20px; }

/* FORM */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.8rem; color: var(--text-secondary); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea {
  padding: 10px 14px;
  background: var(--bg-accent);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: 'DM Sans', sans-serif;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--gold);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group .hint { font-size: 0.75rem; color: var(--text-muted); }

/* BUTTON */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: 'DM Sans', sans-serif;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
.btn-primary { background: var(--gold); color: #0A0C10; }
.btn-primary:hover { background: var(--gold-light); transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn-secondary { background: var(--bg-accent); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--gold); color: var(--gold); }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }

/* LOADING */
.loading-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
}
.loading-overlay.active { display: flex; }
.spinner {
  width: 48px; height: 48px;
  border: 3px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { color: var(--text-secondary); font-size: 0.95rem; }

/* COUNTRY SELECTOR */
.country-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-bottom: 24px; }
.country-btn {
  padding: 12px 8px;
  background: var(--bg-accent);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
}
.country-btn:hover { border-color: var(--gold); color: var(--gold); }
.country-btn.selected { background: var(--gold-dim); border-color: var(--gold); color: var(--gold); }

/* SECTION DIVIDER */
.section-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

/* RESULTS */
#results { display: none; }
.results-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.doc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.doc-card .doc-info { flex: 1; }
.doc-card .doc-name { font-size: 1rem; font-weight: 600; color: var(--text-primary); margin-bottom: 4px; }
.doc-card .doc-meta { font-size: 0.8rem; color: var(--text-muted); }
.doc-card .doc-actions { display: flex; gap: 8px; }
.doc-card .doc-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}
.doc-badge.sad { background: rgba(232, 168, 56, 0.2); color: var(--gold); }
.doc-badge.packing { background: rgba(74, 222, 128, 0.15); color: var(--success); }
.doc-badge.invoice { background: rgba(96, 165, 250, 0.15); color: #60a5fa; }

/* JSON PREVIEW */
.json-preview {
  background: var(--bg-accent);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-top: 12px;
  max-height: 300px;
  overflow-y: auto;
}
.json-preview pre { font-size: 0.75rem; color: var(--text-secondary); white-space: pre-wrap; font-family: 'Courier New', monospace; }

/* ALERTS */
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 0.9rem; }
.alert-error { background: rgba(248, 113, 113, 0.1); border: 1px solid rgba(248, 113, 113, 0.3); color: var(--error); }
.alert-success { background: rgba(74, 222, 128, 0.1); border: 1px solid rgba(74, 222, 128, 0.3); color: var(--success); }

/* FOOTER */
footer { border-top: 1px solid var(--border); padding: 24px 48px; text-align: center; color: var(--text-muted); font-size: 0.8rem; }

/* RESPONSIVE */
@media (max-width: 640px) {
  nav { padding: 16px 20px; }
  .container { padding: 24px 16px 60px; }
  .form-grid { grid-template-columns: 1fr; }
  .country-grid { grid-template-columns: repeat(3, 1fr); }
  .doc-card { flex-direction: column; align-items: flex-start; gap: 12px; }
  .doc-card .doc-actions { width: 100%; }
}