/* US-only phone tool — layout aligned with random-us-address; palette distinct from global random-phone */

.us-phone-field-stack {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.us-phone-output-wrap {
    position: sticky;
    top: 88px;
}

.us-phone-placeholder {
    grid-column: 1 / -1;
}

.us-phone-sidebar {
    background: linear-gradient(165deg, rgba(14, 165, 233, 0.05) 0%, var(--bg-card) 50%, var(--bg-card-hover) 100%);
    border-radius: calc(var(--radius) + 2px);
    box-shadow: 0 8px 30px rgba(15, 23, 42, 0.07);
}

.us-phone-sidebar-intro {
    position: relative;
}

.us-phone-sidebar-intro::before {
    content: '';
    position: absolute;
    left: -14px;
    top: -10px;
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, #0ea5e9, #6366f1);
}

.us-phone-field label,
.us-phone-output-heading,
.us-phone-output-tagline {
    color: var(--text-secondary);
}

.us-phone-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
}

.us-phone-input {
    width: 100%;
    height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text-primary);
    font-size: 14px;
    padding: 0 14px;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.us-phone-input:focus {
    border-color: #0ea5e9;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

.us-phone-input:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.us-phone-actions {
    margin-top: 16px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.us-phone-actions .tool-interface-btn {
    min-width: 0;
}

.us-phone-status {
    margin-top: 12px;
    font-size: 13px;
    min-height: 18px;
    color: var(--text-muted);
}

.us-phone-status.is-ok {
    color: #059669;
}

.us-phone-status.is-bad {
    color: #dc2626;
}

.us-phone-output-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    min-height: 280px;
    box-shadow: 0 4px 24px rgba(15, 23, 42, 0.05);
}

.us-phone-output-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.us-phone-output-titles {
    flex: 1;
    min-width: 0;
}

.us-phone-output-heading {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.us-phone-output-tagline {
    display: block;
    margin-top: 4px;
    font-size: 12px;
}

.us-phone-copy-all {
    flex-shrink: 0;
    align-self: flex-start;
}

.us-phone-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 0 14px;
    font-size: 14px;
    color: var(--text-muted);
}

.us-phone-loading-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #0ea5e9;
    animation: us-phone-pulse 0.9s ease-in-out infinite;
}

@keyframes us-phone-pulse {
    0%,
    100% {
        opacity: 0.35;
        transform: scale(0.92);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
}

.us-phone-output-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    align-items: start;
}

.us-phone-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    padding: 14px 16px;
}

.us-phone-card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.us-phone-card-meta {
    flex: 1;
    min-width: 0;
}

.us-phone-card-number {
    font-family: ui-monospace, 'Cascadia Code', 'Segoe UI Mono', monospace;
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 6px;
    color: var(--text-primary);
    line-height: 1.35;
    word-break: break-word;
}

.us-phone-card-details {
    font-size: 12px;
    line-height: 1.45;
    margin: 0;
    color: var(--text-muted);
}

.us-phone-copy-one {
    flex-shrink: 0;
    margin-top: 2px;
}

@media (max-width: 991.98px) {
    .us-phone-output-wrap {
        position: static;
    }
}

@media (max-width: 768px) {
    .us-phone-output-top {
        flex-direction: column;
        gap: 4px;
    }

    .us-phone-actions .tool-interface-btn {
        width: 100%;
    }

    .us-phone-card-top {
        flex-direction: column;
        align-items: stretch;
    }

    .us-phone-copy-one {
        align-self: flex-start;
    }
}