/* ═══════════════════════════════════════════════════════════════════════════
 * rmd-calc.css — RMD Calculator page styles
 * Namespace: rmd-  (all rules scoped to avoid cross-page conflicts)
 * ═══════════════════════════════════════════════════════════════════════════ */

/* ── WIDGET CARD SHELL ───────────────────────────────────────────────────── */
#rmd-calculator-container {
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: 16px;
    overflow: hidden;
}

/* ── TAB NAV ─────────────────────────────────────────────────────────────── */
.rmd-tabs {
    display: flex;
    border-bottom: 1px solid var(--clr-border);
    background: var(--clr-bg-soft);
    padding: 0 20px;
    gap: 4px;
}

.rmd-tab {
    position: relative;
    padding: 14px 18px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--clr-text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.18s ease, border-color 0.18s ease;
    white-space: nowrap;
    line-height: 1;
}

.rmd-tab:hover {
    color: var(--clr-accent);
}

.rmd-tab--active {
    color: var(--clr-accent);
    border-bottom-color: var(--clr-accent);
    font-weight: 600;
}

/* ── PANELS ──────────────────────────────────────────────────────────────── */
.rmd-panel {
    padding: 24px 24px 20px;
}

.rmd-panel--hidden {
    display: none;
}

/* ── INFO BANNER (inherited tab) ─────────────────────────────────────────── */
.rmd-info-banner {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 12px 14px;
    background: var(--clr-accent-light);
    border: 1px solid var(--clr-accent-hover);
    border-radius: 8px;
    font-size: 0.8125rem;
    color: var(--clr-accent-dark);
    line-height: 1.5;
    margin-bottom: 20px;
}

.rmd-info-banner svg {
    flex-shrink: 0;
    margin-top: 1px;
    stroke: var(--clr-accent-dark);
}

/* ── INPUTS GRID ─────────────────────────────────────────────────────────── */
.rmd-inputs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 600px) {
    .rmd-inputs-grid {
        grid-template-columns: 1fr;
    }
}

/* ── INPUT GROUP ─────────────────────────────────────────────────────────── */
.rmd-input-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.rmd-label {
    display: flex;
    align-items: baseline;
    gap: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--clr-text-primary);
    line-height: 1.3;
}

.rmd-hint {
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--clr-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.rmd-input-wrap {
    display: flex;
    align-items: center;
    background: var(--clr-bg-soft);
    border: 1px solid var(--clr-border);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.rmd-input-wrap:focus-within {
    border-color: var(--clr-accent);
    box-shadow: var(--shadow-focus);
    background: var(--clr-bg);
}

.rmd-prefix,
.rmd-suffix {
    flex-shrink: 0;
    padding: 0 10px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--clr-text-muted);
    background: var(--clr-bg-muted);
    align-self: stretch;
    display: flex;
    align-items: center;
    border-right: 1px solid var(--clr-border);
    white-space: nowrap;
}

.rmd-suffix {
    border-right: none;
    border-left: 1px solid var(--clr-border);
}

.rmd-input {
    flex: 1;
    min-width: 0;
    padding: 9px 10px;
    font-size: 0.9rem;
    color: var(--clr-text-primary);
    background: transparent;
    border: none;
    outline: none;
    font-family: inherit;
    -moz-appearance: textfield;
}

.rmd-input::-webkit-outer-spin-button,
.rmd-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.rmd-input::placeholder {
    color: var(--clr-text-muted);
    font-size: 0.8rem;
}

/* ── SELECT ──────────────────────────────────────────────────────────────── */
.rmd-select-wrap {
    position: relative;
}

.rmd-select-wrap::after {
    content: '';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--clr-text-muted);
    pointer-events: none;
}

.rmd-select {
    width: 100%;
    padding: 9px 32px 9px 12px;
    font-size: 0.8625rem;
    color: var(--clr-text-primary);
    background: var(--clr-bg-soft);
    border: 1px solid var(--clr-border);
    border-radius: 8px;
    outline: none;
    cursor: pointer;
    font-family: inherit;
    appearance: none;
    -webkit-appearance: none;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
    line-height: 1.4;
}

.rmd-select:focus {
    border-color: var(--clr-accent);
    box-shadow: var(--shadow-focus);
    background: var(--clr-bg);
}

/* ── FIELD DESCRIPTION ───────────────────────────────────────────────────── */
.rmd-desc {
    font-size: 0.73rem;
    color: var(--clr-text-muted);
    line-height: 1.4;
}

/* ── BUTTON ROW ──────────────────────────────────────────────────────────── */
.rmd-btn-row {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.rmd-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    border: 1.5px solid transparent;
    transition: background 0.18s ease, color 0.18s ease,
                border-color 0.18s ease, box-shadow 0.18s ease, transform 0.12s ease;
    line-height: 1;
    white-space: nowrap;
}

.rmd-btn:active {
    transform: scale(0.97);
}

.rmd-btn--primary {
    background: var(--clr-accent);
    color: #fff;
    border-color: var(--clr-accent);
}

.rmd-btn--primary:hover {
    background: var(--clr-accent-dark);
    border-color: var(--clr-accent-dark);
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
}

.rmd-btn--ghost {
    background: transparent;
    color: var(--clr-text-secondary);
    border-color: var(--clr-border);
}

.rmd-btn--ghost:hover {
    border-color: var(--clr-accent);
    color: var(--clr-accent);
    background: var(--clr-accent-light);
}

/* ── RESULTS SECTION ─────────────────────────────────────────────────────── */
.rmd-results {
    border-top: 1px solid var(--clr-border);
    padding: 22px 24px 24px;
    background: var(--clr-bg-soft);
}

.rmd-results-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
}

.rmd-results-title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--clr-text-primary);
    letter-spacing: -0.01em;
}

/* ── PRIMARY RESULT CARD ─────────────────────────────────────────────────── */
.rmd-primary-result {
    margin-bottom: 16px;
}

.rmd-primary-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: var(--clr-accent);
    border-radius: 12px;
    padding: 18px 22px;
    color: #fff;
}

.rmd-primary-label {
    font-size: 0.78rem;
    font-weight: 500;
    opacity: 0.85;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.rmd-primary-value {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.rmd-primary-sub {
    font-size: 0.8rem;
    opacity: 0.75;
    margin-top: 2px;
}

/* ── SECONDARY METRICS GRID ──────────────────────────────────────────────── */
.rmd-metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 18px;
}

@media (max-width: 700px) {
    .rmd-metrics-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 420px) {
    .rmd-metrics-grid {
        grid-template-columns: 1fr;
    }
}

.rmd-metric-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: 10px;
    padding: 12px 14px;
}

.rmd-metric-label {
    font-size: 0.72rem;
    color: var(--clr-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    line-height: 1.3;
}

.rmd-metric-value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--clr-text-primary);
    letter-spacing: -0.01em;
}

/* ── BREAKDOWN BAR ───────────────────────────────────────────────────────── */
.rmd-breakdown {
    margin-bottom: 18px;
}

.rmd-breakdown-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--clr-text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.rmd-bar {
    display: flex;
    height: 12px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--clr-bg-muted);
    margin-bottom: 8px;
}

.rmd-bar__rmd {
    background: var(--clr-accent);
    transition: width 0.5s ease;
    height: 100%;
}

.rmd-bar__remaining {
    background: var(--clr-teal);
    transition: width 0.5s ease;
    height: 100%;
}

.rmd-bar-legend {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.rmd-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--clr-text-secondary);
    font-weight: 500;
}

.rmd-legend-item::before {
    content: '';
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 3px;
    flex-shrink: 0;
}

.rmd-legend--rmd::before       { background: var(--clr-accent); }
.rmd-legend--remaining::before { background: var(--clr-teal); }

/* ── PROJECTION TOGGLE ───────────────────────────────────────────────────── */
.rmd-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--clr-accent-dark);
    background: var(--clr-accent-light);
    border: 1px solid var(--clr-accent-hover);
    border-radius: 7px;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.16s ease, border-color 0.16s ease;
    margin-bottom: 12px;
}

.rmd-toggle-btn:hover {
    background: var(--clr-accent-hover);
    border-color: var(--clr-accent);
}

.rmd-toggle-icon {
    transition: transform 0.22s ease;
}

.rmd-toggle-btn[aria-expanded="true"] .rmd-toggle-icon {
    transform: rotate(180deg);
}

/* ── PROJECTION TABLE ────────────────────────────────────────────────────── */
.rmd-table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 10px;
    border: 1px solid var(--clr-border);
}

.rmd-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    white-space: nowrap;
}

.rmd-table thead {
    background: var(--clr-bg-muted);
}

.rmd-table th {
    padding: 10px 14px;
    text-align: left;
    font-size: 0.73rem;
    font-weight: 600;
    color: var(--clr-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--clr-border);
}

.rmd-table td {
    padding: 9px 14px;
    color: var(--clr-text-primary);
    border-bottom: 1px solid var(--clr-border-soft);
}

.rmd-table tbody tr:last-child td {
    border-bottom: none;
}

.rmd-table tbody tr:nth-child(even) {
    background: var(--clr-bg-soft);
}

.rmd-table tbody tr:hover {
    background: var(--clr-accent-light);
}

.rmd-table td:nth-child(5) {
    font-weight: 600;
    color: var(--clr-accent-dark);
}

/* ── TAX NOTICE ──────────────────────────────────────────────────────────── */
.rmd-tax-notice {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    padding: 11px 14px;
    background: var(--clr-warning-bg);
    border: 1px solid var(--clr-warning-brd);
    border-radius: 8px;
    font-size: 0.785rem;
    color: var(--clr-warning-text);
    line-height: 1.5;
    margin-top: 16px;
}

.rmd-tax-notice svg {
    flex-shrink: 0;
    margin-top: 1px;
}

/* ── VALIDATION STATE ────────────────────────────────────────────────────── */
.rmd-input-wrap--error {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12) !important;
}

.rmd-select--error {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12) !important;
}

.rmd-error-msg {
    font-size: 0.72rem;
    color: #ef4444;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 2px;
}

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
    .rmd-panel {
        padding: 18px 16px 16px;
    }

    .rmd-results {
        padding: 18px 16px 20px;
    }

    .rmd-primary-value {
        font-size: 1.65rem;
    }

    .rmd-tabs {
        padding: 0 16px;
    }

    .rmd-tab {
        padding: 12px 12px;
        font-size: 0.8125rem;
    }

    .rmd-btn {
        width: 100%;
        justify-content: center;
    }

    .rmd-btn-row {
        flex-direction: column;
    }
}

@media (min-width: 601px) and (max-width: 900px) {
    .rmd-inputs-grid {
        grid-template-columns: 1fr 1fr;
    }
}