/* ============================================================
   style.css — Utah Paycheck Calculator 2026
   Path: /public_html/tools/utah-paycheck-calculator/style.css
   All selectors scoped to .usk-tool
   ============================================================ */

/* --- Visually Hidden H1 for SEO --- */
.usajobskit-page-title {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================================
   BASE
   ============================================================ */
.usk-tool {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px 40px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
                 'Helvetica Neue', Arial, sans-serif;
    color: #0F172A;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.usk-tool *,
.usk-tool *::before,
.usk-tool *::after {
    box-sizing: border-box;
}

.usk-tool h2,
.usk-tool h3,
.usk-tool h4,
.usk-tool h5 {
    color: #0F172A;
    line-height: 1.3;
    margin-top: 0;
}

.usk-tool h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.usk-tool h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.usk-tool h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #374151;
}

.usk-tool p {
    margin-top: 0;
    margin-bottom: 12px;
    color: #374151;
    font-size: 0.95rem;
}

.usk-tool a {
    color: #1D4ED8;
    text-decoration: none;
}

.usk-tool a:hover {
    color: #1E40AF;
    text-decoration: underline;
}

.usk-tool ul {
    padding-left: 20px;
    margin-bottom: 16px;
}

.usk-tool ul li {
    margin-bottom: 6px;
    color: #374151;
    font-size: 0.9rem;
}

.usk-tool section {
    margin-bottom: 36px;
}

.usk-hidden {
    display: none !important;
}

.usk-text-right {
    text-align: right !important;
}

/* ============================================================
   HERO
   ============================================================ */
.usk-tool .usk-hero {
    background: linear-gradient(135deg, #1D4ED8 0%, #1E40AF 55%, #0F172A 100%);
    border-radius: 16px;
    padding: 40px 32px 36px;
    text-align: center;
    color: #ffffff;
    margin-bottom: 28px;
    position: relative;
    overflow: hidden;
}

.usk-tool .usk-hero::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(255,255,255,0.07) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.usk-tool .usk-hero::after {
    content: '';
    position: absolute;
    bottom: -40px;
    left: -40px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.usk-tool .usk-hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.18);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 14px;
    text-transform: uppercase;
}

.usk-tool .usk-hero h2 {
    font-size: 1.7rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 12px;
    line-height: 1.25;
}

.usk-tool .usk-hero-desc {
    font-size: 1rem;
    color: rgba(255,255,255,0.88);
    max-width: 680px;
    margin: 0 auto 28px;
    line-height: 1.65;
}

.usk-tool .usk-hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    max-width: 720px;
    margin: 0 auto;
}

.usk-tool .usk-hero-stat {
    background: rgba(255,255,255,0.13);
    border-radius: 10px;
    padding: 14px 10px;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.usk-tool .usk-hero-stat-value {
    display: block;
    font-size: 1.15rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.2;
}

.usk-tool .usk-hero-stat-label {
    display: block;
    font-size: 0.68rem;
    color: rgba(255,255,255,0.72);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ============================================================
   KEY FACTS
   ============================================================ */
.usk-tool .usk-key-facts {
    margin-bottom: 28px;
}

.usk-tool .usk-facts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.usk-tool .usk-fact-card {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.usk-tool .usk-fact-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.usk-tool .usk-fact-icon {
    font-size: 1.6rem;
    margin-bottom: 8px;
    display: block;
}

.usk-tool .usk-fact-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: #6B7280;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}

.usk-tool .usk-fact-value {
    font-size: 1.25rem;
    font-weight: 800;
    color: #1D4ED8;
    margin-bottom: 4px;
}

.usk-tool .usk-fact-note {
    font-size: 0.76rem;
    color: #9CA3AF;
    line-height: 1.4;
}

/* ============================================================
   AUDIENCE
   ============================================================ */
.usk-tool .usk-audience-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.usk-tool .usk-audience-card {
    background: #F8FAFC;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.usk-tool .usk-audience-icon {
    font-size: 1.8rem;
    display: block;
    margin-bottom: 10px;
}

.usk-tool .usk-audience-card strong {
    display: block;
    font-size: 0.92rem;
    margin-bottom: 6px;
    color: #0F172A;
}

.usk-tool .usk-audience-card p {
    font-size: 0.82rem;
    color: #6B7280;
    margin: 0;
    line-height: 1.5;
}

/* ============================================================
   CALCULATOR FORM
   ============================================================ */
.usk-tool .usk-calculator {
    background: #ffffff;
    border: 2px solid #1D4ED8;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 24px rgba(29,78,216,0.08);
}

.usk-tool .usk-calculator h3 {
    text-align: center;
    color: #1D4ED8;
    margin-bottom: 24px;
    font-size: 1.35rem;
}

/* Form section labels */
.usk-tool .usk-form-section-label {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 24px 0 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid #EEF2FF;
}

.usk-tool .usk-form-section-label:first-of-type {
    margin-top: 0;
}

.usk-tool .usk-form-section-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.usk-tool .usk-badge-present {
    background: #EEF2FF;
    color: #1D4ED8;
}

.usk-tool .usk-badge-past {
    background: #F1F5F9;
    color: #475569;
}

.usk-tool .usk-badge-future {
    background: #F0FDF4;
    color: #15803D;
}

.usk-tool .usk-badge-tone {
    background: #FFF7ED;
    color: #C2410C;
}

.usk-tool .usk-form-section-hint {
    font-size: 0.82rem;
    color: #9CA3AF;
    font-style: italic;
}

/* Form groups */
.usk-tool .usk-form-group {
    margin-bottom: 18px;
}

.usk-tool .usk-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: #0F172A;
    margin-bottom: 6px;
}

.usk-tool .usk-required {
    color: #DC2626;
}

.usk-tool .usk-help-text {
    display: block;
    font-size: 0.75rem;
    color: #9CA3AF;
    margin-top: 4px;
    line-height: 1.4;
}

/* Inputs & Selects */
.usk-tool input[type="text"],
.usk-tool select {
    width: 100%;
    height: 48px;
    padding: 10px 16px;
    font-size: 1rem;
    font-family: inherit;
    color: #0F172A;
    background: #F8FAFC;
    border: 1.5px solid #E5E7EB;
    border-radius: 10px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
}

.usk-tool input[type="text"]:focus,
.usk-tool select:focus {
    outline: none;
    border-color: #1D4ED8;
    box-shadow: 0 0 0 3px rgba(29,78,216,0.12);
    background: #ffffff;
}

.usk-tool input[type="text"]::placeholder {
    color: #CBD5E1;
}

.usk-tool input[type="text"].usk-input-error {
    border-color: #DC2626;
    box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}

/* Select arrow override (Jannah-safe) */
.usk-tool select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236B7280' d='M1.41 0L6 4.58 10.59 0 12 1.41 6 7.41 0 1.41z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 16px center !important;
    background-size: 12px !important;
    padding-right: 40px !important;
    cursor: pointer;
}

/* Input with icon */
.usk-tool .usk-input-with-icon {
    position: relative;
}

.usk-tool .usk-input-icon {
    position: absolute;
    left: 16px !important;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.95rem;
    font-weight: 600;
    color: #9CA3AF;
    pointer-events: none;
    z-index: 1;
    line-height: 1;
}

.usk-tool .usk-input-with-icon input {
    padding-left: 34px !important;
}

/* Form row */
.usk-tool .usk-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Error messages */
.usk-tool .usk-error-msg {
    display: none;
    font-size: 0.78rem;
    color: #DC2626;
    margin-top: 4px;
    line-height: 1.3;
}

.usk-tool .usk-error-msg.usk-visible {
    display: block;
}

.usk-tool .usk-form-error {
    background: #FEF2F2;
    border: 1px solid #FECACA;
    border-radius: 8px;
    color: #DC2626;
    font-size: 0.88rem;
    padding: 12px 16px;
    margin-bottom: 16px;
    text-align: center;
}

/* Submit button */
.usk-tool .usk-submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 56px;
    background: #1D4ED8;
    color: #ffffff;
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
    font-family: inherit;
    margin-top: 10px;
    letter-spacing: 0.01em;
}

.usk-tool .usk-submit-btn:hover:not(:disabled) {
    background: #1E40AF;
    box-shadow: 0 4px 16px rgba(29,78,216,0.3);
}

.usk-tool .usk-submit-btn:active:not(:disabled) {
    transform: scale(0.99);
}

.usk-tool .usk-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Spinner */
.usk-tool .usk-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255,255,255,0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: uskSpin 0.7s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
    flex-shrink: 0;
}

@keyframes uskSpin {
    to { transform: rotate(360deg); }
}

.usk-tool .usk-btn-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

/* ============================================================
   RESULTS WRAPPER
   ============================================================ */
.usk-tool .usk-results {
    margin-top: 28px;
}

.usk-tool .usk-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.usk-tool .usk-results-header h3 {
    margin-bottom: 0;
}

.usk-tool .usk-results-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.usk-tool .usk-action-btn {
    height: 38px;
    padding: 0 14px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1.5px solid #E5E7EB;
    background: #ffffff;
    color: #374151;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    white-space: nowrap;
}

.usk-tool .usk-action-btn:hover {
    border-color: #1D4ED8;
    color: #1D4ED8;
    background: #EEF2FF;
}

/* ============================================================
   RESULT HIGHLIGHT CARD
   ============================================================ */
.usk-tool .usk-result-highlight {
    background: linear-gradient(135deg, #1D4ED8 0%, #1E40AF 100%);
    border-radius: 16px;
    padding: 32px;
    color: #ffffff;
    margin-bottom: 20px;
}

.usk-tool .usk-highlight-main {
    margin-bottom: 24px;
}

.usk-tool .usk-highlight-label {
    font-size: 0.8rem;
    opacity: 0.85;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}

.usk-tool .usk-hl-net-pay {
    font-size: 2.8rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 10px;
    letter-spacing: -0.02em;
}

.usk-tool .usk-highlight-sub {
    font-size: 0.82rem;
    opacity: 0.75;
    font-style: italic;
    margin-top: 6px;
}

.usk-tool .usk-highlight-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.usk-tool .usk-highlight-stat {
    background: rgba(255,255,255,0.12);
    border-radius: 10px;
    padding: 14px 12px;
    text-align: center;
}

.usk-tool .usk-hl-stat-value {
    display: block;
    font-size: 1.05rem;
    font-weight: 700;
    color: #ffffff;
}

.usk-tool .usk-hl-stat-label {
    display: block;
    font-size: 0.68rem;
    opacity: 0.72;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* Animate-in */
.usk-tool .usk-animate-in {
    animation: uskSlideIn 0.4s ease-out;
}

@keyframes uskSlideIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0);    }
}

/* ============================================================
   SUMMARY STATS GRID
   ============================================================ */
.usk-tool .usk-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}

.usk-tool .usk-summary-card {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 18px;
    text-align: center;
}

.usk-tool .usk-summary-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: #6B7280;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 8px;
}

.usk-tool .usk-summary-value {
    font-size: 1.35rem;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 4px;
}

.usk-tool .usk-summary-sub {
    font-size: 0.75rem;
    color: #9CA3AF;
    line-height: 1.4;
}

/* Section sub-headings inside results */
.usk-tool .usk-section-subheading {
    font-size: 1.05rem;
    font-weight: 700;
    color: #0F172A;
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid #F3F4F6;
}

/* ============================================================
   BREAKDOWN TABLE
   ============================================================ */
.usk-tool .usk-result-section {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
}

.usk-tool .usk-breakdown-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 20px;
}

.usk-tool .usk-breakdown-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    min-width: 420px;
}

.usk-tool .usk-breakdown-table thead th {
    background: #F8FAFC;
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    color: #6B7280;
    border-bottom: 2px solid #E5E7EB;
    white-space: nowrap;
}

.usk-tool .usk-breakdown-table thead th.usk-text-right {
    text-align: right;
}

.usk-tool .usk-breakdown-table tbody td {
    padding: 9px 14px;
    border-bottom: 1px solid #F3F4F6;
    color: #374151;
    font-size: 0.88rem;
}

/* Row types */
.usk-tool .usk-breakdown-table .usk-row-gross td {
    background: #F0FDF4;
    font-size: 0.92rem;
}

.usk-tool .usk-breakdown-table .usk-row-section-header td {
    background: #F8FAFC;
    font-size: 0.75rem;
    font-weight: 700;
    color: #6B7280;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 6px 14px;
    border-top: 1px solid #E5E7EB;
}

.usk-tool .usk-breakdown-table .usk-row-subtotal td {
    background: #F1F5F9;
    border-top: 1px solid #E5E7EB;
    font-size: 0.9rem;
}

.usk-tool .usk-breakdown-table .usk-row-net td {
    background: #F0FDF4;
    border-top: 2px solid #10B981;
    font-size: 0.95rem;
}

.usk-tool .usk-breakdown-table .usk-row-utah td {
    background: #EFF6FF;
}

/* Color classes for values */
.usk-tool .usk-text-tax {
    color: #DC2626 !important;
}

.usk-tool .usk-text-utah {
    color: #1D4ED8 !important;
}

.usk-tool .usk-text-deduction {
    color: #6B7280 !important;
}

.usk-tool .usk-text-net {
    color: #10B981 !important;
}

/* Rates used panel */
.usk-tool .usk-rates-used {
    background: #F8FAFC;
    border: 1px solid #E5E7EB;
    border-radius: 10px;
    padding: 16px 20px;
}

.usk-tool .usk-rates-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.usk-tool .usk-rate-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.usk-tool .usk-rate-item span {
    font-size: 0.72rem;
    color: #9CA3AF;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.usk-tool .usk-rate-item strong {
    font-size: 0.9rem;
    color: #0F172A;
    font-weight: 700;
}

/* ============================================================
   INSIGHTS
   ============================================================ */
.usk-tool .usk-insights-grid {
    display: grid;
    gap: 12px;
}

.usk-tool .usk-insight-card {
    display: flex;
    gap: 14px;
    padding: 16px 18px;
    border-radius: 10px;
    border: 1px solid #E5E7EB;
    background: #ffffff;
}

.usk-tool .usk-insight-info {
    background: #EFF6FF;
    border-color: #BFDBFE;
}

.usk-tool .usk-insight-warning {
    background: #FFFBEB;
    border-color: #FDE68A;
}

.usk-tool .usk-insight-success {
    background: #F0FDF4;
    border-color: #BBF7D0;
}

.usk-tool .usk-insight-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.usk-tool .usk-insight-title {
    font-weight: 700;
    font-size: 0.9rem;
    color: #0F172A;
    margin-bottom: 4px;
}

.usk-tool .usk-insight-body p {
    font-size: 0.83rem;
    color: #374151;
    margin: 0;
    line-height: 1.55;
}

/* ============================================================
   ANNUAL SUMMARY GRID
   ============================================================ */
.usk-tool .usk-annual-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.usk-tool .usk-annual-card {
    background: #F8FAFC;
    border: 1px solid #E5E7EB;
    border-radius: 10px;
    padding: 16px;
    text-align: center;
}

.usk-tool .usk-annual-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: #6B7280;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 6px;
}

.usk-tool .usk-annual-value {
    font-size: 1.2rem;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 4px;
}

.usk-tool .usk-annual-note {
    font-size: 0.72rem;
    color: #9CA3AF;
}

/* Card accent variants */
.usk-tool .usk-annual-gross {
    border-top: 3px solid #6B7280;
}

.usk-tool .usk-annual-federal {
    border-top: 3px solid #DC2626;
}

.usk-tool .usk-annual-utah {
    border-top: 3px solid #1D4ED8;
}

.usk-tool .usk-annual-fica {
    border-top: 3px solid #8B5CF6;
}

.usk-tool .usk-annual-total-tax {
    border-top: 3px solid #F59E0B;
}

.usk-tool .usk-annual-deduction {
    border-top: 3px solid #9CA3AF;
}

.usk-tool .usk-annual-net {
    border-top: 3px solid #10B981;
    background: #F0FDF4;
}

.usk-tool .usk-annual-net .usk-annual-value {
    color: #10B981;
}

/* ============================================================
   CHART
   ============================================================ */
.usk-tool .usk-result-chart {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 24px;
    margin-top: 20px;
}

.usk-tool .usk-chart-container {
    max-width: 380px;
    margin: 0 auto 24px;
}

.usk-tool .usk-chart-legend-table {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.usk-tool .usk-chart-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 3px;
    margin-right: 6px;
    vertical-align: middle;
    flex-shrink: 0;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.usk-tool .usk-steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.usk-tool .usk-step-card {
    background: #F8FAFC;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 22px 18px;
    text-align: center;
}

.usk-tool .usk-step-number {
    width: 38px;
    height: 38px;
    background: #1D4ED8;
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.usk-tool .usk-step-card h4 {
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.usk-tool .usk-step-card p {
    font-size: 0.82rem;
    color: #6B7280;
    margin: 0;
    line-height: 1.55;
}

/* ============================================================
   KEY INFORMATION
   ============================================================ */
.usk-tool .usk-info-block {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 22px 24px;
    margin-bottom: 14px;
}

.usk-tool .usk-info-block h4 {
    color: #1D4ED8;
    margin-bottom: 10px;
    font-size: 1rem;
}

.usk-tool .usk-table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 14px 0;
}

.usk-tool .usk-data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.usk-tool .usk-data-table thead th {
    background: #F8FAFC;
    padding: 9px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    color: #6B7280;
    border-bottom: 2px solid #E5E7EB;
    white-space: nowrap;
}

.usk-tool .usk-data-table tbody td {
    padding: 9px 14px;
    border-bottom: 1px solid #F3F4F6;
    color: #374151;
}

.usk-tool .usk-data-table tbody tr:hover {
    background: #F8FAFC;
}

/* ============================================================
   EXAMPLES
   ============================================================ */
.usk-tool .usk-examples-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.usk-tool .usk-example-card {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 20px;
}

.usk-tool .usk-example-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1D4ED8;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 2px solid #EEF2FF;
}

.usk-tool .usk-example-detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    padding: 5px 0;
    border-bottom: 1px solid #F9FAFB;
    color: #374151;
}

.usk-tool .usk-example-detail strong {
    color: #0F172A;
    font-weight: 700;
}

.usk-tool .usk-example-note {
    font-size: 0.78rem;
    color: #6B7280;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #F3F4F6;
    line-height: 1.55;
    font-style: italic;
}

/* ============================================================
   FAQ
   ============================================================ */
.usk-tool .usk-faq-item {
    border: 1px solid #E5E7EB;
    border-radius: 10px;
    margin-bottom: 8px;
    overflow: hidden;
}

.usk-tool .usk-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 15px 20px;
    background: #ffffff;
    border: none;
    font-size: 0.92rem;
    font-weight: 600;
    color: #0F172A;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    line-height: 1.4;
    transition: background 0.2s ease;
    gap: 12px;
}

.usk-tool .usk-faq-question:hover {
    background: #F8FAFC;
}

.usk-tool .usk-faq-toggle {
    font-size: 1.2rem;
    font-weight: 600;
    color: #1D4ED8;
    flex-shrink: 0;
    width: 22px;
    text-align: center;
    line-height: 1;
}

.usk-tool .usk-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.32s ease;
}

.usk-tool .usk-faq-answer p {
    padding: 0 20px 16px;
    font-size: 0.88rem;
    color: #374151;
    line-height: 1.65;
    margin: 0;
}

.usk-tool .usk-faq-answer a {
    color: #1D4ED8;
}

/* ============================================================
   SOURCES
   ============================================================ */
.usk-tool .usk-sources {
    background: #F8FAFC;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 22px 24px;
}

.usk-tool .usk-sources ul {
    margin-bottom: 0;
}

.usk-tool .usk-sources li {
    font-size: 0.84rem;
    margin-bottom: 6px;
    color: #374151;
}

/* ============================================================
   PRIVACY
   ============================================================ */
.usk-tool .usk-privacy {
    background: #F0FDF4;
    border: 1px solid #BBF7D0;
    border-radius: 12px;
    padding: 22px 24px;
}

.usk-tool .usk-privacy h3 {
    color: #166534;
    font-size: 1.1rem;
}

.usk-tool .usk-privacy-content p {
    font-size: 0.88rem;
    color: #374151;
    margin-bottom: 8px;
}

.usk-tool .usk-privacy-content p:last-child {
    margin-bottom: 0;
}

/* ============================================================
   TRUST / DEVELOPER
   ============================================================ */
.usk-tool .usk-trust {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 24px;
}

.usk-tool .usk-trust h3 {
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.usk-tool .usk-trust-card {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.usk-tool .usk-trust-avatar img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #E5E7EB;
    flex-shrink: 0;
}

.usk-tool .usk-trust-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: #6B7280;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 2px;
}

.usk-tool .usk-trust-name {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.usk-tool .usk-trust-name a {
    color: #1D4ED8;
}

.usk-tool .usk-trust-bio {
    font-size: 0.86rem;
    color: #374151;
    line-height: 1.55;
    margin-bottom: 10px;
}

.usk-tool .usk-trust-meta {
    display: flex;
    gap: 10px;
    font-size: 0.76rem;
    color: #9CA3AF;
    flex-wrap: wrap;
    align-items: center;
}

.usk-tool .usk-trust-meta a {
    color: #6B7280;
    text-decoration: underline;
}

/* ============================================================
   RELATED TOOLS
   ============================================================ */
.usk-tool .usk-related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.usk-tool .usk-related-card {
    display: block;
    background: #F8FAFC;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    padding: 18px;
    text-decoration: none;
    transition: all 0.2s ease;
    text-align: center;
}

.usk-tool .usk-related-card:hover {
    border-color: #1D4ED8;
    box-shadow: 0 4px 14px rgba(29,78,216,0.1);
    transform: translateY(-2px);
    text-decoration: none;
}

.usk-tool .usk-related-icon {
    font-size: 1.6rem;
    display: block;
    margin-bottom: 8px;
}

.usk-tool .usk-related-card strong {
    display: block;
    font-size: 0.86rem;
    color: #0F172A;
    margin-bottom: 5px;
    line-height: 1.35;
}

.usk-tool .usk-related-card p {
    font-size: 0.78rem;
    color: #6B7280;
    margin: 0;
    line-height: 1.4;
}

/* ============================================================
   TOAST
   ============================================================ */
.usk-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(16px);
    background: #0F172A;
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 500;
    z-index: 99999;
    opacity: 0;
    transition: opacity 0.28s ease, transform 0.28s ease;
    pointer-events: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    white-space: nowrap;
    max-width: calc(100vw - 32px);
}

.usk-toast.usk-toast-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ============================================================
   RESPONSIVE — TABLET (max-width: 900px)
   ============================================================ */
@media (max-width: 900px) {
    .usk-tool .usk-hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-facts-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .usk-tool .usk-audience-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-highlight-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .usk-tool .usk-steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-examples-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-related-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-annual-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .usk-tool .usk-rates-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================================
   RESPONSIVE — TABLET (max-width: 768px)
   ============================================================ */
@media (max-width: 768px) {
    .usk-tool {
        padding: 0 12px 32px;
    }

    .usk-tool .usk-hero {
        padding: 28px 18px 24px;
        border-radius: 12px;
    }

    .usk-tool .usk-hero h2 {
        font-size: 1.3rem;
    }

    .usk-tool .usk-hero-desc {
        font-size: 0.88rem;
    }

    .usk-tool .usk-calculator {
        padding: 20px 16px;
    }

    .usk-tool .usk-form-row {
        grid-template-columns: 1fr;
    }

    .usk-tool .usk-facts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-result-highlight {
        padding: 22px 18px;
    }

    .usk-tool .usk-hl-net-pay {
        font-size: 2.2rem;
    }

    .usk-tool .usk-results-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .usk-tool .usk-results-actions {
        width: 100%;
    }

    .usk-tool .usk-action-btn {
        flex: 1;
        min-width: 0;
        text-align: center;
        font-size: 0.74rem;
        padding: 0 8px;
    }

    .usk-tool .usk-annual-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-rates-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usk-tool .usk-result-section {
        padding: 18px 16px;
    }
}

/* ============================================================
   RESPONSIVE — MOBILE (max-width: 480px)
   ============================================================ */
@media (max-width: 480px) {

    .usk-tool .usk-hero {
        padding: 22px 14px 20px;
    }

    .usk-tool .usk-hero h2 {
        font-size: 1.1rem;
    }

    .usk-tool .usk-hero-desc {
        font-size: 0.82rem;
        margin-bottom: 20px;
    }

    .usk-tool .usk-hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .usk-tool .usk-hero-stat {
        padding: 10px 8px;
    }

    .usk-tool .usk-hero-stat-value {
        font-size: 0.95rem;
    }

    .usk-tool .usk-hero-stat-label {
        font-size: 0.62rem;
    }

    .usk-tool .usk-facts-grid {
        grid-template-columns: 1fr;
    }

    .usk-tool .usk-fact-card {
        display: flex;
        align-items: center;
        gap: 14px;
        text-align: left;
        padding: 14px 16px;
    }

    .usk-tool .usk-fact-icon {
        margin-bottom: 0;
        font-size: 1.4rem;
        flex-shrink: 0;
    }

    .usk-tool .usk-fact-value {
        font-size: 1.05rem;
    }

    .usk-tool .usk-audience-grid {
        grid-template-columns: 1fr;
    }

    .usk-tool .usk-calculator {
        padding: 16px 14px;
        border-width: 1.5px;
        border-radius: 12px;
    }

    .usk-tool .usk-calculator h3 {
        font-size: 1.1rem;
    }

    /* Prevent iOS font zoom on inputs */
    .usk-tool input[type="text"],
    .usk-tool select {
        font-size: 16px !important;
    }

    .usk-tool .usk-submit-btn {
        height: 52px;
        font-size: 0.95rem;
    }

    .usk-tool .usk-result-highlight {
        padding: 18px 14px;
        border-radius: 12px;
    }

    .usk-tool .usk-hl-net-pay {
        font-size: 1.9rem;
    }

    .usk-tool .usk-highlight-stats {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .usk-tool .usk-highlight-stat {
        padding: 10px 8px;
    }

    .usk-tool .usk-hl-stat-value {
        font-size: 0.88rem;
    }

    .usk-tool .usk-summary-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .usk-tool .usk-summary-card {
        padding: 14px 10px;
    }

    .usk-tool .usk-summary-value {
        font-size: 1.1rem;
    }

    .usk-tool .usk-annual-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .usk-tool .usk-annual-value {
        font-size: 1rem;
    }

    .usk-tool .usk-rates-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .usk-tool .usk-steps-grid {
        grid-template-columns: 1fr;
    }

    .usk-tool .usk-examples-grid {
        grid-template-columns: 1fr;
    }

    .usk-tool .usk-related-grid {
        grid-template-columns: 1fr;
    }

    .usk-tool .usk-related-card {
        display: flex;
        align-items: center;
        gap: 14px;
        text-align: left;
        padding: 14px 16px;
    }

    .usk-tool .usk-related-icon {
        margin-bottom: 0;
        font-size: 1.4rem;
        flex-shrink: 0;
    }

    .usk-tool .usk-trust-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .usk-tool .usk-trust-meta {
        justify-content: center;
    }

    .usk-tool .usk-faq-question {
        padding: 13px 14px;
        font-size: 0.85rem;
    }

    .usk-tool .usk-faq-answer p {
        padding: 0 14px 14px;
        font-size: 0.83rem;
    }

    .usk-tool .usk-result-section {
        padding: 14px 12px;
    }

    .usk-tool .usk-info-block {
        padding: 16px 14px;
    }

    .usk-tool .usk-insight-card {
        padding: 12px 14px;
        gap: 10px;
    }

    .usk-tool .usk-breakdown-table {
        font-size: 0.82rem;
    }

    .usk-tool .usk-breakdown-table thead th,
    .usk-tool .usk-breakdown-table tbody td {
        padding: 8px 10px;
    }

    .usk-tool .usk-form-section-label {
        flex-wrap: wrap;
        gap: 6px;
    }
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {

    .usk-tool .usk-hero,
    .usk-tool .usk-key-facts,
    .usk-tool .usk-audience,
    .usk-tool .usk-form-section,
    .usk-tool .usk-how-it-works,
    .usk-tool .usk-key-info,
    .usk-tool .usk-examples,
    .usk-tool .usk-faq,
    .usk-tool .usk-related,
    .usk-tool .usk-results-actions,
    .usk-tool .usk-result-chart,
    .usk-tool .usk-toast {
        display: none !important;
    }

    .usk-tool .usk-results {
        display: block !important;
    }

    .usk-tool .usk-result-highlight {
        background: #F8FAFC !important;
        color: #0F172A !important;
        border: 2px solid #1D4ED8 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .usk-tool .usk-result-highlight * {
        color: #0F172A !important;
    }

    .usk-tool .usk-hl-net-pay {
        font-size: 2rem !important;
        color: #1D4ED8 !important;
    }

    .usk-tool .usk-breakdown-table {
        min-width: auto;
    }

    .usk-tool .usk-breakdown-table tbody td,
    .usk-tool .usk-breakdown-table thead th {
        font-size: 9pt;
    }

    .usk-tool .usk-result-section,
    .usk-tool .usk-summary-card,
    .usk-tool .usk-annual-card,
    .usk-tool .usk-insight-card {
        break-inside: avoid;
    }

    .usk-tool section {
        margin-bottom: 16px;
    }
}