/* =============================================================================
   USA Number & Address Generator — Stylesheet
   ALL rules are scoped under .usa-gen-tool-wrapper to prevent any theme conflict.
   Version: 1.0.0
   ============================================================================= */

/* ── Reset: only inside our wrapper ── */
.usa-gen-tool-wrapper *,
.usa-gen-tool-wrapper *::before,
.usa-gen-tool-wrapper *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ── Wrapper / card ── */
.usa-gen-tool-wrapper {
    --usa-gen-primary:        #2ecc71;
    --usa-gen-primary-dark:   #27ae60;
    --usa-gen-primary-light:  #d5f5e3;
    --usa-gen-accent:         #1abc9c;
    --usa-gen-bg:             #f8fafb;
    --usa-gen-card:           #ffffff;
    --usa-gen-border:         #e2e8f0;
    --usa-gen-text:           #1a202c;
    --usa-gen-muted:          #718096;
    --usa-gen-radius:         14px;
    --usa-gen-radius-sm:      8px;
    --usa-gen-shadow:         0 4px 24px rgba(0, 0, 0, 0.09);
    --usa-gen-shadow-sm:      0 2px 8px rgba(0, 0, 0, 0.07);
    --usa-gen-transition:     0.22s ease;
    --usa-gen-font:           -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    font-family: var(--usa-gen-font);
    font-size: 15px;
    line-height: 1.6;
    color: var(--usa-gen-text);
    background: var(--usa-gen-bg);
    border-radius: var(--usa-gen-radius);
    box-shadow: var(--usa-gen-shadow);
    padding: 36px 32px 28px;
    max-width: 760px;
    margin: 24px auto;
    position: relative;
    overflow: hidden;
}

/* subtle top-edge gradient stripe */
.usa-gen-tool-wrapper::before {
    content: "";
    display: block;
    position: absolute;
    inset: 0 0 auto 0;
    height: 4px;
    background: linear-gradient(90deg, var(--usa-gen-primary), var(--usa-gen-accent));
    border-radius: var(--usa-gen-radius) var(--usa-gen-radius) 0 0;
}

/* ── Header ── */
.usa-gen-header {
    text-align: center;
    margin-bottom: 28px;
}

.usa-gen-icon {
    font-size: 40px;
    line-height: 1;
    margin-bottom: 10px;
    display: block;
}

.usa-gen-title {
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--usa-gen-text);
    letter-spacing: -0.3px;
    line-height: 1.3;
    margin-bottom: 6px;
}

.usa-gen-subtitle {
    font-size: 0.9rem;
    color: var(--usa-gen-muted);
}

/* ── Controls row ── */
.usa-gen-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 24px;
    background: var(--usa-gen-card);
    border: 1px solid var(--usa-gen-border);
    border-radius: var(--usa-gen-radius);
    padding: 20px 22px;
}

/* Count label + selector */
.usa-gen-count-wrap {
    flex: 1 1 auto;
    min-width: 200px;
}

.usa-gen-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--usa-gen-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}

.usa-gen-count-selector {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.usa-gen-count-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--usa-gen-border);
    background: transparent;
    color: var(--usa-gen-text);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color var(--usa-gen-transition),
                background  var(--usa-gen-transition),
                color       var(--usa-gen-transition),
                transform   var(--usa-gen-transition);
    font-family: var(--usa-gen-font);
    line-height: 1;
}

.usa-gen-count-btn:hover {
    border-color: var(--usa-gen-primary);
    color: var(--usa-gen-primary-dark);
    transform: scale(1.08);
}

.usa-gen-count-btn--active {
    background: linear-gradient(135deg, var(--usa-gen-primary), var(--usa-gen-accent));
    border-color: transparent;
    color: #fff;
    box-shadow: 0 3px 10px rgba(46, 204, 113, 0.4);
}

.usa-gen-count-btn--active:hover {
    color: #fff;
}

/* ── Shared button base ── */
.usa-gen-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 11px 22px;
    border: none;
    border-radius: var(--usa-gen-radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform  var(--usa-gen-transition),
                box-shadow var(--usa-gen-transition),
                filter     var(--usa-gen-transition);
    font-family: var(--usa-gen-font);
    white-space: nowrap;
    letter-spacing: 0.2px;
}

.usa-gen-btn:focus-visible {
    outline: 3px solid var(--usa-gen-primary);
    outline-offset: 2px;
}

.usa-gen-btn:active {
    transform: scale(0.97) !important;
}

/* Primary — Generate Now */
.usa-gen-btn--primary {
    background: linear-gradient(135deg, var(--usa-gen-primary) 0%, var(--usa-gen-accent) 100%);
    color: #fff;
    box-shadow: 0 4px 14px rgba(46, 204, 113, 0.35);
    padding: 12px 28px;
    font-size: 0.95rem;
}

.usa-gen-btn--primary:hover {
    filter: brightness(1.08);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 204, 113, 0.45);
}

/* Copy buttons */
.usa-gen-btn--copy {
    background: var(--usa-gen-card);
    color: var(--usa-gen-text);
    border: 1.5px solid var(--usa-gen-border);
    box-shadow: var(--usa-gen-shadow-sm);
}

.usa-gen-btn--copy:hover {
    border-color: var(--usa-gen-primary);
    color: var(--usa-gen-primary-dark);
    box-shadow: 0 4px 12px rgba(46, 204, 113, 0.18);
    transform: translateY(-1px);
}

/* Reset button */
.usa-gen-btn--reset {
    background: #fff0f0;
    color: #c0392b;
    border: 1.5px solid #fac0bb;
    box-shadow: var(--usa-gen-shadow-sm);
}

.usa-gen-btn--reset:hover {
    background: #ffe5e5;
    transform: translateY(-1px);
}

/* ── Placeholder ── */
.usa-gen-placeholder {
    text-align: center;
    padding: 40px 20px;
    color: var(--usa-gen-muted);
}

.usa-gen-placeholder-icon {
    font-size: 38px;
    display: block;
    margin-bottom: 12px;
    opacity: 0.6;
}

.usa-gen-placeholder p {
    font-size: 0.9rem;
}

/* ── Results area ── */
.usa-gen-results {
    margin-bottom: 20px;
}

/* individual result card */
.usa-gen-result-card {
    background: var(--usa-gen-card);
    border: 1px solid var(--usa-gen-border);
    border-radius: var(--usa-gen-radius);
    padding: 20px 22px;
    margin-bottom: 14px;
    box-shadow: var(--usa-gen-shadow-sm);
    animation: usaGenFadeIn 0.38s cubic-bezier(0.22, 1, 0.36, 1) both;
    position: relative;
    overflow: hidden;
}

.usa-gen-result-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 3px;
    background: linear-gradient(180deg, var(--usa-gen-primary), var(--usa-gen-accent));
    border-radius: 3px 0 0 3px;
}

.usa-gen-result-card:last-child {
    margin-bottom: 0;
}

/* Badge row (result number) */
.usa-gen-result-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
}

.usa-gen-result-badge {
    background: var(--usa-gen-primary-light);
    color: var(--usa-gen-primary-dark);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 20px;
}

/* Two-column data grid */
.usa-gen-data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

@media (max-width: 500px) {
    .usa-gen-data-grid {
        grid-template-columns: 1fr;
    }
}

.usa-gen-data-item {
    background: var(--usa-gen-bg);
    border-radius: var(--usa-gen-radius-sm);
    padding: 12px 14px;
}

.usa-gen-data-label {
    font-size: 0.73rem;
    font-weight: 700;
    color: var(--usa-gen-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 4px;
}

.usa-gen-data-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--usa-gen-text);
    word-break: break-word;
}

.usa-gen-data-value--phone {
    color: var(--usa-gen-primary-dark);
    font-size: 1.05rem;
    letter-spacing: 0.3px;
}

/* Full-width cell for full address */
.usa-gen-data-item--full {
    grid-column: 1 / -1;
}

/* ── Action buttons row ── */
.usa-gen-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

/* ── Toast ── */
.usa-gen-toast {
    position: fixed;
    bottom: 28px;
    right: 28px;
    background: #1a202c;
    color: #fff;
    padding: 12px 20px;
    border-radius: var(--usa-gen-radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    font-family: var(--usa-gen-font);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
    z-index: 99999;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    pointer-events: none;
    max-width: 280px;
}

.usa-gen-toast.usa-gen-toast--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Disclaimer ── */
.usa-gen-disclaimer {
    text-align: center;
    font-size: 0.78rem;
    color: var(--usa-gen-muted);
    border-top: 1px dashed var(--usa-gen-border);
    padding-top: 16px;
    margin-top: 4px;
    font-style: italic;
}

/* ── Keyframes (namespaced to avoid conflicts) ── */
@keyframes usaGenFadeIn {
    from {
        opacity: 0;
        transform: translateY(14px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Stagger delay for multiple cards */
.usa-gen-result-card:nth-child(1) { animation-delay: 0.00s; }
.usa-gen-result-card:nth-child(2) { animation-delay: 0.07s; }
.usa-gen-result-card:nth-child(3) { animation-delay: 0.14s; }
.usa-gen-result-card:nth-child(4) { animation-delay: 0.21s; }
.usa-gen-result-card:nth-child(5) { animation-delay: 0.28s; }

/* ── Responsive ── */
@media (max-width: 600px) {
    .usa-gen-tool-wrapper {
        padding: 24px 16px 20px;
        margin: 12px auto;
    }

    .usa-gen-title {
        font-size: 1.25rem;
    }

    .usa-gen-controls {
        flex-direction: column;
        padding: 16px;
    }

    .usa-gen-btn--primary {
        width: 100%;
        justify-content: center;
    }

    .usa-gen-actions {
        flex-direction: column;
    }

    .usa-gen-actions .usa-gen-btn {
        justify-content: center;
    }

    .usa-gen-toast {
        bottom: 16px;
        right: 16px;
        left: 16px;
        max-width: none;
    }
}