/* =========================================================
   Invoicer Forms – frontend styles
   ========================================================= */

.invoicer-form-wrap {
    max-width: 680px;
}

/* Message bar (success / error) */
.invoicer-message {
    padding: .75rem 1rem;
    border-radius: 4px;
    margin-bottom: 1.2rem;
    font-size: .95rem;
}
.invoicer-message--success {
    background: #edf7ed;
    border: 1px solid #4caf50;
    color: #1e4620;
}
.invoicer-message--error {
    background: #fdecea;
    border: 1px solid #f44336;
    color: #611a15;
}

/* ── Field groups ──────────────────────────────────────── */

.invoicer-section {
    margin-bottom: 1.6rem;
}
.invoicer-section__title {
    margin: 0 0 .35rem;
    padding-bottom: .35rem;
    border-bottom: 1px solid #e0e0e0;
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #888;
}
.invoicer-section__desc {
    margin: 0 0 .75rem;
    font-size: .88rem;
    color: #555;
    line-height: 1.5;
}

/* Side-by-side row */
.invoicer-row {
    display: flex;
    gap: 1rem;
}
.invoicer-row > .invoicer-field {
    flex: 1;
    min-width: 0;
}
/* Postcode narrower than city */
.invoicer-field--postcode_organization {
    flex: 0 0 160px !important;
}

@media ( max-width: 480px ) {
    .invoicer-row {
        flex-direction: column;
        gap: 0;
    }
    .invoicer-field--postcode_organization {
        flex: none !important;
    }
}

/* Individual field */
.invoicer-field {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}
.invoicer-field label {
    font-weight: 600;
    font-size: .9rem;
    margin-bottom: .3rem;
}
.invoicer-required {
    color: #c62828;
    margin-left: 2px;
}
.invoicer-input,
.invoicer-textarea {
    padding: .45rem .65rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: .95rem;
    width: 100%;
    box-sizing: border-box;
    transition: border-color .15s;
}
.invoicer-input:focus,
.invoicer-textarea:focus {
    outline: none;
    border-color: #1976d2;
    box-shadow: 0 0 0 2px rgba(25,118,210,.15);
}
.invoicer-input--readonly {
    background: #f5f5f5;
    color: #555;
    cursor: default;
}
.invoicer-textarea {
    resize: vertical;
    min-height: 90px;
}

/* Product inline row (quantity input + summary text) */
.invoicer-product-row {
    display: flex;
    align-items: flex-end;
    gap: .75rem;
    flex-wrap: wrap;
}
.invoicer-product-row .invoicer-field--qty {
    flex: 0 0 100px;
}
.invoicer-product-summary {
    display: flex;
    align-items: center;
    gap: .35rem;
    padding-bottom: .5rem;
    font-size: .95rem;
    color: #333;
    flex-wrap: wrap;
}
.invoicer-product-summary__sep {
    color: #888;
}
.invoicer-product-summary__price {
    font-weight: 700;
}

/* Kontaktformular two-column grid */
.invoicer-contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 1.5rem;
    align-items: stretch;
    margin-bottom: 1.6rem;
}
.invoicer-contact-grid > .invoicer-contact-grid__fields > .invoicer-section {
    margin-bottom: 0;
}
.invoicer-contact-grid__message {
    display: flex;
    flex-direction: column;
}
.invoicer-contact-grid__message .invoicer-field {
    flex: 1;
    display: flex;
    flex-direction: column;
    margin-bottom: 0;
}
.invoicer-contact-grid__message .invoicer-textarea {
    flex: 1;
    resize: none;
}
@media ( max-width: 580px ) {
    .invoicer-contact-grid {
        grid-template-columns: 1fr;
    }
    .invoicer-contact-grid__message .invoicer-textarea {
        resize: vertical;
        min-height: 120px;
    }
}

/* Submit row */
.invoicer-submit-row {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: .75rem;
    margin-top: 1.4rem;
}
.invoicer-submit {
    font-size: 1rem;
    cursor: pointer;
}
.invoicer-submit:disabled {
    opacity: .5;
    cursor: not-allowed;
}

/* =========================================================
   Preview panel
   ========================================================= */

.invoicer-preview {
    border: 1px solid #dcdcde;
    border-radius: 4px;
    padding: 1.4rem;
    background: #fafafa;
    max-width: 640px;
}
.invoicer-preview__title {
    margin: 0 0 1rem;
    font-size: 1.05rem;
}
.invoicer-preview__table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.4rem;
}
.invoicer-preview__table th,
.invoicer-preview__table td {
    padding: .45rem .65rem;
    border-bottom: 1px solid #e0e0e0;
    text-align: left;
    vertical-align: top;
    font-size: .92rem;
}
.invoicer-preview__table th {
    width: 40%;
    font-weight: 600;
    color: #444;
}
.invoicer-preview__table tr:last-child th,
.invoicer-preview__table tr:last-child td {
    border-bottom: none;
}
.invoicer-preview__actions {
    display: flex;
    align-items: center;
    gap: .75rem;
}
.invoicer-btn-edit {
    padding: .5rem 1.1rem;
    background: #fff;
    border: 1px solid #8c8f94;
    border-radius: 4px;
    font-size: .95rem;
    cursor: pointer;
    transition: background .15s;
}
.invoicer-btn-edit:hover {
    background: #f6f7f7;
}

/* Spinner */
.invoicer-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 3px solid rgba(0,0,0,.15);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: invoicer-spin .7s linear infinite;
}
@keyframes invoicer-spin {
    to { transform: rotate(360deg); }
}