/* Light, elegant theme (mobile-friendly) */
:root{
  --bg:#f8fafc; --card:#ffffff; --muted:#64748b; --border:#e2e8f0;
  --accent:#0ea5e9; --accent2:#8b5cf6; --text:#0f172a;
}
*{box-sizing:border-box}
.bsi-wrap{background:var(--bg);padding:18px;border-radius:16px;color:var(--text)}
.bsi-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.bsi-title{font-size:22px;font-weight:800;letter-spacing:.2px;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.bsi-lang select{background:#fff;border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:10px}
.bsi-form .bsi-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.bsi-card{display:block;background:var(--card);border:1px solid var(--border);padding:12px;border-radius:14px;box-shadow:0 6px 20px rgba(15,23,42,.06)}
.bsi-card > span, .bsi-card legend{color:var(--muted);font-size:12px;letter-spacing:.5px;text-transform:uppercase}
.bsi-card input[type="number"], .bsi-card input[type="date"], .bsi-card select{margin-top:6px;width:100%;padding:10px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--text);outline:none}
.bsi-card input:focus, .bsi-card select:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(14,165,233,.15)}
.bsi-checkboxes{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.bsi-checkboxes label{border:1px solid var(--border);padding:6px 10px;border-radius:999px;background:#fff;color:var(--text);cursor:pointer}
.bsi-selectall{font-size:12px;color:var(--muted)}
.bsi-row{display:flex;justify-content:flex-end;margin-bottom:6px}
.bsi-btn{background:linear-gradient(90deg,var(--accent),var(--accent2));color:#fff;border:none;padding:12px 16px;border-radius:14px;cursor:pointer;font-weight:800;letter-spacing:.3px}
.bsi-btn:hover{filter:brightness(1.05)}
.bsi-actions{margin:14px 0;display:flex;gap:8px;flex-wrap:wrap}
.bsi-actions button{border:1px solid var(--border);background:#fff;color:#0f172a;padding:8px 12px;border-radius:10px;cursor:pointer}
.bsi-itinerary{background:#fff;border:1px solid var(--border);border-radius:16px;padding:14px}
.bsi-summary{margin:12px 0;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:linear-gradient(90deg,rgba(14,165,233,.08),rgba(139,92,246,.08))}
.bsi-days{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.bsi-day-card{border:1px solid var(--border);border-radius:14px;padding:12px;background:#fff}
.bsi-day-card h3{margin:0 0 6px;font-size:16px;color:#0f172a}
.bsi-stay{margin-bottom:6px;color:#1d4ed8}
.bsi-slotgrid{display:grid;grid-template-columns:1fr;gap:10px}
.bsi-slot .bsi-item{display:grid;grid-template-columns:140px 1fr;gap:12px;align-items:start;margin-top:8px}
.bsi-slot .bsi-thumb{width:140px;height:96px;border-radius:10px;overflow:hidden;border:1px solid var(--border);background:#f1f5f9}
.bsi-slot .bsi-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.bsi-slot .bsi-text .bsi-title{font-weight:700;margin-bottom:4px}
.bsi-slot .bsi-desc{color:#0f172a;margin-top:3px;opacity:.85}
.bsi-slot .bsi-things ul{margin:6px 0 0 18px;padding:0;color:#0f172a}
.bsi-slot .bsi-tips{margin-top:6px;color:#0f172a;opacity:.85}
@media(max-width:900px){ .bsi-form .bsi-grid,.bsi-days{grid-template-columns:1fr} .bsi-slot .bsi-item{grid-template-columns:1fr} .bsi-slot .bsi-thumb{width:100%;height:180px} }
@media print{
  body *{visibility:hidden !important;background:#fff !important}
  #bsi-itinerary, #bsi-itinerary *{visibility:visible !important}
  #bsi-itinerary{position:relative !important; left:0; top:0; width:100%}
  .bsi-actions{display:none !important} .bsi-form,.bsi-header{display:none !important}
}