/* ─── BOND LADDER TIMELINE SIMULATOR ─── */

.bl-sim-page {
    --bl-portfolio: #0B1D3A;
    --bl-hysa: #0E7C86;
    --bl-ladder: #B07D1A;
    --bl-action: #1A9E52;
    --bl-action-down: #C0392B;
    --bl-rail: 2px;
    --bl-gap: 18px;
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
}

.bl-sim-page h1 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 700;
    color: var(--navy-ink);
    margin: 0 0 10px;
    font-size: clamp(1.5rem, 3vw, 2rem);
    letter-spacing: -.01em;
}

.bl-sim-page .sub {
    color: var(--text-dim);
    margin-bottom: 20px;
    line-height: 1.6;
    max-width: 78ch;
}

.bl-sim-page .panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(11, 29, 58, 0.06);
    margin-bottom: 16px;
}

.bl-sim-page .panel > h2 {
    font-family: 'DM Sans', sans-serif;
    font-size: 12px;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin: 0 0 14px;
}

/* ─── Inputs ─── */
.bl-sim-page .bl-controls {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 12px;
}

.bl-sim-page .bl-controls + .bl-controls,
.bl-sim-page .bl-rates {
    margin-top: 12px;
}

.bl-sim-page .bl-rates {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    gap: 10px;
}

.bl-sim-page .field label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 1.1px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.bl-sim-page input[type="number"],
.bl-sim-page input[type="text"],
.bl-sim-page select,
.bl-sim-page textarea {
    width: 100%;
    font-family: 'DM Sans', sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 9px 11px;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
}

.bl-sim-page textarea {
    min-height: 44px;
    resize: vertical;
    line-height: 1.5;
}

.bl-sim-page input:focus,
.bl-sim-page select:focus,
.bl-sim-page textarea:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-glow);
}

.bl-sim-page .bl-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
}

.bl-sim-page button {
    font-family: 'DM Sans', sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .3px;
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid var(--gold);
    background: var(--gold);
    color: #fff;
    cursor: pointer;
    transition: background .2s, color .2s, border-color .2s;
}

.bl-sim-page button:hover {
    background: var(--gold-dim);
    border-color: var(--gold-dim);
}

.bl-sim-page button.ghost {
    background: var(--surface);
    color: var(--text-dim);
    border-color: var(--border);
}

.bl-sim-page button.ghost:hover {
    background: var(--surface-raised);
    color: var(--navy-ink);
}

/* ─── Collapsible inputs ─── */
.bl-sim-page details.bl-inputs > summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 14px;
}

.bl-sim-page details.bl-inputs > summary::-webkit-details-marker { display: none; }

.bl-sim-page details.bl-inputs > summary h2 {
    font-family: 'DM Sans', sans-serif;
    font-size: 12px;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin: 0;
}

.bl-sim-page details.bl-inputs > summary .bl-inputs-hint {
    flex: 1;
    font-size: 13px;
    color: var(--text-muted);
}

.bl-sim-page details.bl-inputs > summary::after {
    content: '▾';
    color: var(--gold);
    font-size: 16px;
    transition: transform .2s ease;
}

.bl-sim-page details.bl-inputs[open] > summary { margin-bottom: 14px; }
.bl-sim-page details.bl-inputs[open] > summary::after { transform: rotate(180deg); }

.bl-sim-page .bl-rates-label {
    margin-top: 14px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 1.1px;
    text-transform: uppercase;
}

.bl-sim-page .bl-rates-label[hidden],
.bl-sim-page .bl-rates[hidden] { display: none; }

.bl-sim-page .bl-play-buttons { margin: 0 0 16px; }

/* ─── Timeline ─── */
.bl-sim-page .bl-timeline-scroll {
    overflow-x: auto;
}

.bl-sim-page .bl-timeline {
    min-width: 1040px;
}

.bl-sim-page .bl-lane-head,
.bl-sim-page .bl-year-row {
    display: grid;
    grid-template-columns: 132px repeat(4, minmax(0, 1fr));
    gap: var(--bl-gap);
}

.bl-sim-page .bl-lane-head {
    background: var(--surface);
    padding-bottom: 12px;
    margin-bottom: 4px;
    border-bottom: 1px solid var(--border-subtle);
}

.bl-sim-page .bl-lane-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.3px;
    text-transform: uppercase;
    color: var(--text-dim);
}

.bl-sim-page .bl-lane-label .dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
    flex: none;
}

.bl-sim-page .bl-lane-label.portfolio .dot { background: var(--bl-portfolio); }
.bl-sim-page .bl-lane-label.hysa .dot { background: var(--bl-hysa); }
.bl-sim-page .bl-lane-label.ladder .dot { background: var(--bl-ladder); }
.bl-sim-page .bl-lane-label.action .dot { background: var(--bl-action); }

.bl-sim-page .bl-year-row {
    position: relative;
    padding: var(--bl-gap) 0;
    align-items: stretch;
}

.bl-sim-page .bl-year-row.is-hidden {
    display: none;
}

.bl-sim-page .bl-year-row.is-revealing {
    animation: bl-fade-in .45s ease both;
}

@keyframes bl-fade-in {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Continuous lane rails behind every card, including the row gaps */
.bl-sim-page .bl-cell {
    position: relative;
}

.bl-sim-page .bl-cell::before {
    content: '';
    position: absolute;
    top: calc(var(--bl-gap) * -1 - 4px);
    bottom: calc(var(--bl-gap) * -1 - 4px);
    left: 50%;
    width: var(--bl-rail);
    margin-left: calc(var(--bl-rail) / -2);
    background: currentColor;
    opacity: .28;
    z-index: 0;
}

.bl-sim-page .bl-year-row.is-first .bl-cell::before { top: 0; }
.bl-sim-page .bl-year-row.is-last .bl-cell::before { bottom: auto; height: 50%; }

.bl-sim-page .bl-cell.portfolio { color: var(--bl-portfolio); }
.bl-sim-page .bl-cell.hysa { color: var(--bl-hysa); }
.bl-sim-page .bl-cell.ladder { color: var(--bl-ladder); }
.bl-sim-page .bl-cell.action { color: var(--bl-action); }
.bl-sim-page .bl-cell.action.down { color: var(--bl-action-down); }

/* Year rail (left column) */
.bl-sim-page .bl-year-rail {
    position: relative;
    padding-right: 18px;
}

.bl-sim-page .bl-year-rail::before {
    content: '';
    position: absolute;
    top: calc(var(--bl-gap) * -1 - 4px);
    bottom: calc(var(--bl-gap) * -1 - 4px);
    right: 7px;
    width: var(--bl-rail);
    background: var(--border-subtle);
}

.bl-sim-page .bl-year-row.is-first .bl-year-rail::before { top: 14px; }
.bl-sim-page .bl-year-row.is-last .bl-year-rail::before { bottom: auto; height: 22px; }

.bl-sim-page .bl-year-rail::after {
    content: '';
    position: absolute;
    top: 10px;
    right: 2px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--surface);
    border: 3px solid var(--gold);
}

.bl-sim-page .bl-year-name {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 19px;
    font-weight: 700;
    color: var(--navy-ink);
    line-height: 1.2;
}

.bl-sim-page .bl-year-tag {
    display: inline-block;
    margin-top: 8px;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .6px;
    background: var(--surface-raised);
    color: var(--text-dim);
}

.bl-sim-page .bl-year-tag.up { background: var(--green-dim); color: #14713C; }
.bl-sim-page .bl-year-tag.down { background: var(--red-dim); color: #93291E; }

.bl-sim-page .bl-year-cpi {
    display: block;
    margin-top: 6px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .6px;
    color: var(--text-muted);
}

/* Cards */
.bl-sim-page .bl-card {
    position: relative;
    z-index: 1;
    height: 100%;
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid currentColor;
    border-radius: 14px;
    padding: 14px;
    box-shadow: 0 2px 8px rgba(11, 29, 58, 0.06);
}

.bl-sim-page .bl-card .k {
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: currentColor;
    margin-bottom: 6px;
}

.bl-sim-page .bl-card .v {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 21px;
    font-weight: 700;
    color: var(--navy-ink);
    line-height: 1.2;
    margin-bottom: 6px;
}

.bl-sim-page .bl-card .t {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.5;
}

.bl-sim-page .bl-flow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 5px 10px;
    border-radius: 14px;
    font-size: 11.5px;
    font-weight: 600;
    line-height: 1.4;
    max-width: 100%;
    background: var(--surface-raised);
    color: var(--text-dim);
}

.bl-sim-page .bl-flow.in { background: var(--green-dim); color: #14713C; }
.bl-sim-page .bl-flow.out { background: var(--red-dim); color: #93291E; }

/* Ladder rungs */
.bl-sim-page .bl-rungs {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-top: 10px;
}

.bl-sim-page .bl-rung {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 6px 10px;
    flex-wrap: wrap;
    padding: 7px 10px;
    border-radius: 10px;
    background: var(--surface-raised);
    font-size: 12.5px;
    line-height: 1.4;
    color: var(--text-dim);
    overflow-wrap: anywhere;
}

.bl-sim-page .bl-rung .lbl {
    min-width: 0;
    flex: 1 1 auto;
}

.bl-sim-page .bl-rung .to {
    white-space: nowrap;
}

.bl-sim-page .bl-rung .note {
    display: block;
    margin-top: 2px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .5px;
    text-transform: uppercase;
    opacity: .75;
}

.bl-sim-page .bl-rung.maturing {
    background: rgba(176, 125, 26, 0.14);
    color: #7A5510;
    font-weight: 600;
}

.bl-sim-page .bl-rung.fresh {
    background: var(--green-dim);
    color: #14713C;
    font-weight: 600;
}

.bl-sim-page .bl-rung b {
    color: var(--navy-ink);
    font-weight: 700;
    white-space: nowrap;
}

.bl-sim-page .bl-card,
.bl-sim-page .bl-card .t,
.bl-sim-page .bl-card .v {
    overflow-wrap: anywhere;
}

.bl-sim-page .bl-rung.maturing b,
.bl-sim-page .bl-rung.fresh b { color: inherit; }

.bl-sim-page .bl-rung .amt {
    white-space: nowrap;
    flex: 0 0 auto;
    margin-left: auto;
}

.bl-sim-page .bl-empty {
    padding: 7px 10px;
    border-radius: 10px;
    background: var(--surface-raised);
    font-size: 12.5px;
    color: var(--text-muted);
}

/* ─── Table ─── */
.bl-sim-page .bl-table-scroll {
    overflow: auto;
    max-height: 420px;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
}

.bl-sim-page table {
    width: 100%;
    min-width: 900px;
    border-collapse: collapse;
    font-size: 13.5px;
}

.bl-sim-page th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--surface-raised);
    color: var(--text-dim);
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    text-align: left;
    padding: 10px;
    border-bottom: 1px solid var(--border-subtle);
}

.bl-sim-page td {
    padding: 10px;
    color: var(--text);
    border-bottom: 1px solid var(--border-subtle);
}

.bl-sim-page tbody tr:hover td { background: var(--gold-glow); }
.bl-sim-page .right { text-align: right; }
.bl-sim-page .pos { color: #14713C; font-weight: 600; }
.bl-sim-page .neg { color: #93291E; font-weight: 600; }

/* ─── Info box ─── */
.bl-sim-page details.bl-info {
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--surface);
    overflow: hidden;
}

.bl-sim-page details.bl-info summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 16px 20px;
    font-weight: 700;
    color: var(--navy-ink);
}

.bl-sim-page details.bl-info summary::-webkit-details-marker { display: none; }

.bl-sim-page details.bl-info summary::after {
    content: '▾';
    color: var(--gold);
    font-size: 16px;
    transition: transform .2s ease;
}

.bl-sim-page details.bl-info[open] summary::after { transform: rotate(180deg); }

.bl-sim-page .bl-info-content { padding: 0 20px 20px; }

.bl-sim-page .bl-info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 10px;
}

.bl-sim-page .bl-info-tile {
    padding: 14px;
    border-radius: 12px;
    background: var(--surface-raised);
    font-size: 13.5px;
    color: var(--text-dim);
    line-height: 1.55;
}

.bl-sim-page .bl-info-tile strong {
    display: block;
    margin-bottom: 6px;
    color: var(--navy-ink);
}

.bl-sim-page .footer-note {
    margin-top: 12px;
    font-size: 12.5px;
    color: var(--text-muted);
    line-height: 1.55;
}

/* ─── Responsive ─── */
@media (max-width: 1100px) {
    .bl-sim-page .bl-controls { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .bl-sim-page .bl-rates { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .bl-sim-page .bl-info-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
    .bl-sim-page .bl-controls,
    .bl-sim-page .bl-rates { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .bl-sim-page .panel { padding: 16px; }
}