/* Sirona themed file upload (native input + drop zone) */

.sirona-file-upload {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
    max-width: 100%;
}

.sirona-file-upload__input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.sirona-file-upload:focus-within .sirona-file-upload__dropzone {
    border-color: var(--blueteq-blue, #186fb5);
    box-shadow: 0 0 0 2px rgba(24, 111, 181, 0.2);
}

.sirona-file-upload__dropzone {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem 1rem;
    min-height: 3.25rem;
    border: 1px dashed var(--border-color, #ced4da);
    border-radius: 0.5rem;
    background: var(--bg-tertiary, #f8f9fa);
    color: var(--text-primary, #212529);
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.sirona-file-upload__dropzone:hover {
    border-color: var(--blueteq-blue, #186fb5);
    background: rgba(24, 111, 181, 0.05);
}

.sirona-file-upload__dropzone--active {
    border-color: var(--blueteq-blue, #186fb5);
    border-style: solid;
    background: rgba(24, 111, 181, 0.08);
}

.sirona-file-upload--has-file .sirona-file-upload__dropzone {
    border-style: solid;
    border-color: var(--border-color, #ced4da);
}

.sirona-file-upload__icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.375rem;
    background: rgba(24, 111, 181, 0.12);
    color: var(--blueteq-blue, #186fb5);
    font-size: 1.1rem;
}

.sirona-file-upload__text {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.sirona-file-upload__prompt {
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--text-secondary, #495057);
}

.sirona-file-upload__browse {
    font-weight: 600;
    color: var(--blueteq-blue, #186fb5);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.sirona-file-upload__filename {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary, #212529);
    word-break: break-word;
}

.sirona-file-upload__clear {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    margin-left: auto;
    padding: 0;
    border: none;
    border-radius: 0.375rem;
    background: transparent;
    color: var(--text-secondary, #6c757d);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.sirona-file-upload__clear:hover {
    background: rgba(220, 53, 69, 0.12);
    color: var(--danger-red, #dc3545);
}

.sirona-file-upload__hint,
.sirona-file-upload__types {
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.4;
    color: var(--text-secondary, #6c757d);
}

[data-theme="dark"] .sirona-file-upload__dropzone {
    background: var(--bg-tertiary, #2d333b);
    border-color: var(--border-color, #495057);
}

.sirona-file-upload:has(.sirona-file-upload__input.invalid) .sirona-file-upload__dropzone,
.sirona-file-upload:has(.sirona-file-upload__input.k-invalid) .sirona-file-upload__dropzone {
    border-color: #de1f1f;
    border-style: solid;
    background: #ffe3e3;
}

.sirona-file-upload:has(.sirona-file-upload__input.corrected) .sirona-file-upload__dropzone {
    border-color: #0ecc29;
    border-style: solid;
    background: #d4ffda;
}

[data-theme="dark"] .sirona-file-upload:has(.sirona-file-upload__input.invalid) .sirona-file-upload__dropzone,
[data-theme="dark"] .sirona-file-upload:has(.sirona-file-upload__input.k-invalid) .sirona-file-upload__dropzone {
    background: rgba(222, 31, 31, 0.15);
}

[data-theme="high-contrast"] .sirona-file-upload__dropzone {
    border-width: 2px;
}

[data-theme="high-contrast"] .sirona-file-upload:focus-within .sirona-file-upload__dropzone {
    outline: 2px solid #fff;
    outline-offset: 2px;
}