/* ===== Kontaktformular ===== */

.kf {
    max-width: 760px;
    margin: 24px 0 48px;
    font-family: var(--font);
}

.kf-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px 24px;
}

.kf-field--full { grid-column: 1 / -1; }

.kf label {
    display: block;
    margin-bottom: 6px;
    font-size: 16px;
    line-height: 22px;
    color: var(--c-text);
}

.kf input[type="text"],
.kf input[type="email"],
.kf input[type="tel"],
.kf select,
.kf textarea {
    box-sizing: border-box;
    width: 100%;
    padding: 12px 14px;
    font-family: inherit;
    font-size: 16px; /* verhindert Zoom auf iOS */
    line-height: 22px;
    color: var(--c-text);
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    transition: border-color .2s, box-shadow .2s;
}

.kf textarea { resize: vertical; min-height: 140px; }

.kf input:focus,
.kf select:focus,
.kf textarea:focus {
    outline: none;
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px var(--c-primary-soft);
}

/* Checkbox */
.kf .kf-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: var(--fs-small);
}
.kf-check input {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    margin: 2px 0 0;
    accent-color: var(--c-primary);
}
.kf-check a { color: var(--c-primary); }

.kf-req { color: var(--c-primary); }

/* Fehler */
.kf .kf-field--invalid input,
.kf .kf-field--invalid select,
.kf .kf-field--invalid textarea { border-color: var(--c-primary); }

.kf-error {
    margin: 6px 0 0;
    font-size: 14px;
    line-height: 18px;
    color: var(--c-primary);
}

/* Hinweise */
.kf-alert {
    margin-bottom: 24px;
    padding: 14px 18px;
    font-size: 16px;
    line-height: 22px;
    border-radius: var(--radius);
    border-left: 4px solid;
}
.kf-alert--success { background: #eef7ee; border-color: #3a8a3a; color: #2b5e2b; }
.kf-alert--error   { background: #fdeeee; border-color: var(--c-primary); color: #a10914; }

.kf-note {
    margin: 20px 0 12px;
    font-size: 14px;
    line-height: 18px;
    color: var(--c-muted);
}

/* Button */
.kf-button {
    display: inline-block;
    padding: 14px 32px;
    font-family: inherit;
    font-size: 16px;
    font-weight: 700;
    color: var(--c-white);
    background: var(--c-primary);
    border: 0;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background .2s;
}
.kf-button:hover,
.kf-button:focus-visible { background: var(--c-primary-dark); }

/* Honeypot ausblenden */
.kf-hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Mobil: alles untereinander */
@media all and (max-width: 600px) {
    .kf-grid { grid-template-columns: 1fr; }
    .kf-spacer { display: none; }
    .kf-button { width: 100%; }
}