.infl-stack { display: flex; flex-direction: column; gap: 1.25rem; }
.mode-tabs-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.4rem; margin-bottom: 0.85rem; }
.mode-tab { display: flex; align-items: center; justify-content: center; padding: 0.65rem 0.5rem; background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-md); color: var(--color-text-muted); font-size: 0.85rem; font-weight: 600; cursor: pointer; }
.mode-tab.active { border-color: var(--color-primary); color: var(--color-secondary); background: color-mix(in srgb, var(--color-primary) 10%, transparent); }
.infl-year-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; margin-bottom: 0.75rem; }
.infl-year-btn { padding: 0.65rem 0.35rem; font-size: 0.85rem; font-weight: 700; border-radius: var(--radius-md); border: 2px solid var(--color-border); background: var(--color-bg-card); color: var(--color-secondary); cursor: pointer; transition: border-color 0.15s, background 0.15s; }
.infl-year-btn:hover, .infl-year-btn.active { border-color: var(--color-primary); background: color-mix(in srgb, var(--color-primary) 12%, transparent); }
.infl-hero-results { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.infl-hero-card { text-align: center; padding: 1.1rem 0.75rem; border-radius: var(--radius-md); background: var(--color-bg-base); border: 1px solid var(--color-border); }
.infl-hero-card.hero-main { grid-column: span 2; background: color-mix(in srgb, var(--color-primary) 8%, var(--color-bg-card)); }
.infl-hero-card .result-number { font-size: 1.75rem; font-weight: 800; color: var(--color-secondary); }
.infl-hero-card.hero-main .result-number { font-size: 2.1rem; color: var(--color-primary); }
.cpi-data-badge { display: inline-block; font-size: 0.78rem; font-weight: 600; padding: 0.25rem 0.55rem; border-radius: var(--radius-sm); background: color-mix(in srgb, var(--color-primary) 12%, transparent); color: var(--color-secondary); }
#calculation-formula-breakdown { white-space: pre-line; }
.chart-legend { display: flex; gap: 1.25rem; flex-wrap: wrap; margin-top: 0.5rem; font-size: 0.8rem; color: var(--color-text-muted); }
.chart-legend .chart-swatch { display: inline-block; width: 12px; height: 12px; border-radius: 2px; margin-right: 0.35rem; vertical-align: middle; }
.calc-calc-btn { width: 100%; padding: 0.9rem; margin-top: 1rem; }
@media (max-width: 480px) {
    .infl-year-grid { grid-template-columns: repeat(2, 1fr); }
}