.project-form .phone-field {
    grid-column: 1 / -1;
}

.project-form .upload-field {
    grid-column: 1 / -1;
}

.contact-upload {
    position: relative;
    border: 1.5px dashed var(--color-border);
    border-radius: var(--radius-control);
    background: var(--color-surface);
    padding: 28px;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--duration-fast), background var(--duration-fast), transform var(--duration-fast);
}

.contact-upload:hover,
.contact-upload.is-dragging,
.contact-upload:focus-within {
    border-color: var(--color-accent);
    background: rgba(63, 135, 145, .045);
}

.contact-upload.is-dragging {
    transform: translateY(-1px);
}

.contact-upload input[type="file"] {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.contact-upload-icon {
    width: 46px;
    height: 46px;
    margin: 0 auto 14px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 1.15rem;
    color: var(--color-accent);
}

.contact-upload strong {
    display: block;
    color: var(--color-text-primary);
    font-size: .92rem;
    margin-bottom: 6px;
}

.contact-upload span {
    display: block;
    color: var(--color-text-muted);
    font-size: .76rem;
    line-height: 1.6;
}

.contact-upload-hint {
    margin-top: 8px;
}

.contact-file-list {
    display: grid;
    gap: 8px;
    margin-top: 12px;
}

.contact-file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-control);
    background: var(--color-surface);
    font-size: .78rem;
}

.contact-file-name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--color-text-primary);
}

.contact-file-size {
    flex: 0 0 auto;
    color: var(--color-text-muted);
}

.contact-upload-error {
    margin-top: 10px;
    color: #C3A46B;
    font-size: .76rem;
    line-height: 1.5;
}

.contact-submit-row {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.contact-submit-row .btn-primary {
    min-width: 170px;
}

.contact-submit-row .btn-primary[disabled] {
    opacity: .62;
    cursor: wait;
}

.contact-status {
    flex: 1 1 260px;
    min-height: 22px;
    font-size: .8rem;
    line-height: 1.5;
}

.contact-status.error {
    color: #C3A46B;
}

.contact-success {
    grid-column: 1 / -1;
    display: none;
    padding: 22px 24px;
    border: 1px solid rgba(63, 135, 145, .35);
    border-radius: var(--radius-control);
    background: rgba(63, 135, 145, .07);
}

.contact-success.is-visible {
    display: block;
}

.contact-success strong {
    display: block;
    margin-bottom: 6px;
    color: var(--color-text-primary);
}

.contact-success p {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

@media (max-width: 700px) {
    .contact-upload {
        padding: 24px 18px;
    }

    .contact-submit-row {
        align-items: stretch;
    }

    .contact-submit-row .btn-primary {
        width: 100%;
    }
}