Формы используют `.form-group`, `.label` и `.input`. Ошибки задаются на label через `.error`, а пояснение выводится соседним `.input-info`.
<div class="form-group">
<label class="label error">
Project name
<i class="ph ph-user"></i>
<input class="input" type="text" placeholder="Launch Plan">
</label>
<div class="input-info">
<i class="ph ph-warning-circle"></i>
Field cannot be empty
</div>
</div>
<fieldset class="fieldset">
<legend class="legend">Fieldset</legend>
<label class="label success">
Validated
<input class="input" type="text" value="Release Plan">
</label>
</fieldset>
<label class="file-upload">
Upload file
<input type="file">
</label>
<fieldset class="fieldset">
<legend class="legend">Date & Time</legend>
<div class="form-grid">
<label class="label">
Date
<i class="ph ph-calendar-blank"></i>
<input class="input input-date" type="date" value="2026-04-23" data-date-picker>
</label>
<label class="label">
Time
<i class="ph ph-clock"></i>
<input class="input input-time" type="time" value="14:30" data-date-picker>
</label>
<label class="label">
Date & time
<i class="ph ph-calendar-dots"></i>
<input class="input input-datetime" type="datetime-local" value="2026-04-23T14:30" data-date-picker>
</label>
</div>
</fieldset>
<div class="file-upload-panel">
<form class="file-upload-form" enctype="multipart/form-data">
<div class="file-upload-header">
<div class="file-upload-heading">
<h3 class="file-upload-title">Upload files</h3>
<p class="file-upload-description">Attach documents, archives or images.</p>
</div>
<span class="badge badge-info">Max 12 MB</span>
</div>
<label class="file-upload-dropzone">
<span class="file-upload-icon" aria-hidden="true">
<i class="ph ph-cloud-arrow-up"></i>
</span>
<span class="file-upload-body">
<span class="file-upload-primary">Choose files</span>
<span class="file-upload-secondary">Images get thumbnails, other files show their type</span>
</span>
<input type="file" name="files" multiple data-file-upload-input>
</label>
<div class="file-upload-preview" data-file-upload-preview hidden></div>
<div class="file-upload-actions">
<button class="btn btn-secondary btn-small" type="reset">Reset</button>
<button class="btn btn-accent btn-small" type="submit">Upload</button>
</div>
</form>
</div>