.slf-wrap {
    max-width: 760px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 36px 32px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    text-align: left;
}
.slf-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 20px;
}
@media (max-width: 640px) {
    .slf-grid { grid-template-columns: 1fr; }
    .slf-wrap { padding: 24px 18px; }
}
.slf-field { display: flex; flex-direction: column; }
.slf-field-full { margin-top: 16px; }
.slf-field label {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    margin-bottom: 6px;
}
.slf-field input,
.slf-field select,
.slf-field textarea {
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 12px 14px;
    font-size: 16px;
    background: #f9fafb;
    width: 100%;
    box-sizing: border-box;
}
.slf-field input:focus,
.slf-field select:focus,
.slf-field textarea:focus {
    outline: none;
    border-color: #1a56db;
    background: #fff;
}
.slf-dropzone {
    position: relative;
    border: 2px dashed #c7d2e5;
    border-radius: 10px;
    background: #eff4ff;
    padding: 26px 16px;
    text-align: center;
    font-size: 15px;
    color: #333;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}
.slf-dropzone.slf-drag { border-color: #1a56db; background: #e2ecff; }
.slf-dropzone.slf-has-file { border-style: solid; border-color: #10b981; background: #d1fae5; }
.slf-dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}
.slf-hint { font-size: 13px; color: #666; margin: 8px 0 0; }
.slf-hp { position: absolute; left: -9999px; top: -9999px; }
.slf-submit {
    display: block;
    width: 100%;
    margin-top: 22px;
    background: #1a56db;
    color: #fff;
    border: none;
    padding: 16px 32px;
    font-size: 17px;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}
.slf-submit:hover { background: #1444b0; }
.slf-submit:disabled { background: #93a8d8; cursor: wait; }
.slf-error {
    color: #dc2626;
    font-size: 14px;
    margin: 14px 0 0;
}
.slf-privacy {
    font-size: 12.5px;
    color: #888;
    margin: 14px 0 0;
    text-align: center;
}
.slf-success { text-align: center; padding: 28px 8px; }
.slf-success-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: #d1fae5;
    color: #059669;
    font-size: 34px;
    line-height: 64px;
    margin: 0 auto 16px;
}
.slf-success h3 { font-size: 22px; margin: 0 0 10px; }
.slf-success p { color: #444; font-size: 16px; }