{% extends '_layout.html' %}
{% block title %}Import & export · BP Tracker{% endblock %}
{% block content %}<div class="page-heading"><div><p class="eyebrow">YOUR DATA</p><h1>Import & export</h1><p class="muted">Bring your readings together, or keep a copy.</p></div></div><div class="two-columns data-columns"><section class="card"><h2>Import readings</h2><p class="muted">Upload a CSV with Timestamp, Systolic, Diastolic and Heart Rate columns. Timestamps must be UTC, formatted YYYY-MM-DD HH:MM:SS.</p><form method="post" enctype="multipart/form-data" class="entry-form">{{ form.hidden_tag() }}<div class="field"><label for="file">CSV file</label><input type="file" id="file" name="file" accept=".csv,text/csv" required></div><p class="muted small">Imports add rows to your history, including duplicates. Maximum file size: 2 MB.</p><button class="button primary" type="submit">Import readings</button></form></section><section class="card"><h2>Export readings</h2><p class="muted">Download your full history as CSV. Exported timestamps use UTC for consistent re-imports.</p><a class="button" href="{{ url_for('data.export_data') }}" download>Download all readings</a><hr><h3>Need a specific period?</h3><p class="muted">Choose dates in History to download a filtered CSV or open a printable summary.</p><a class="text-link" href="{{ url_for('main.dashboard', view='history') }}">Go to History →</a></section></div>{% endblock %}