/* Mini Calculator Styles scoped to .mini-calc-section */
.mini-calc-section {
    --mini-bg-body: #0f172a;
    --mini-bg-surface: #1e293b;
    --mini-bg-surface-hover: #263345;
    --mini-bg-input: #334155;
    --mini-border: #334155;
    --mini-border-highlight: #475569;
    --mini-text-primary: #f8fafc;
    --mini-text-secondary: #94a3b8;
    --mini-text-muted: #64748b;
    
    --mini-brand-primary: #10b981;
    --mini-brand-neg: #ef4444;
    --mini-brand-glow: rgba(16, 185, 129, 0.15);
    --mini-brand-target: #f59e0b;
    --mini-brand-target-glow: rgba(245, 158, 11, 0.15);
    
    --mini-font-sans: 'Inter', sans-serif;
    --mini-font-mono: 'JetBrains Mono', monospace;

    margin-top: 4rem;
    padding: 3rem;
    background-color: var(--mini-bg-body);
    color: var(--mini-text-primary);
    font-family: var(--mini-font-sans);
    border-radius: 24px;
    border: 1px solid var(--mini-border);
    background-image: radial-gradient(circle at 50% 0%, #1e293b 0%, #0f172a 60%);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.mini-calc-section h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 2rem;
    text-align: center;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mini-calc-section .row-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    width: 100%;
    margin-bottom: 1rem;
}

.mini-calc-section .card {
    background-color: var(--mini-bg-surface);
    border: 1px solid var(--mini-border);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    transition: all 0.2s ease;
    position: relative;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.mini-calc-section .card:hover {
    border-color: var(--mini-border-highlight);
    background-color: var(--mini-bg-surface-hover);
}

.mini-calc-section .card.is-target {
    border-color: var(--mini-brand-target);
    background: linear-gradient(165deg, rgba(245, 158, 11, 0.05) 0%, var(--mini-bg-surface) 100%);
    box-shadow: 0 0 0 1px var(--mini-brand-target), 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

.mini-calc-section .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.mini-calc-section .label {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--mini-text-secondary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.mini-calc-section .card.is-target .label { color: var(--mini-brand-target); text-shadow: 0 0 10px var(--mini-brand-target-glow); }

.mini-calc-section .lock-btn {
    background: transparent;
    border: 1px solid var(--mini-border);
    color: var(--mini-text-muted);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.mini-calc-section .lock-btn:hover { border-color: var(--mini-text-secondary); color: var(--mini-text-primary); background: var(--mini-bg-input); }

.mini-calc-section .card.is-target .lock-btn {
    background-color: var(--mini-brand-target);
    border-color: var(--mini-brand-target);
    color: #0f172a;
    pointer-events: none;
    box-shadow: 0 0 10px var(--mini-brand-target-glow);
}

.mini-calc-section .input-group { display: flex; align-items: baseline; width: 100%; position: relative; }

.mini-calc-section input {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--mini-text-primary);
    font-size: 1.75rem;
    font-weight: 600;
    padding: 0.25rem 0;
    outline: none;
    font-family: var(--mini-font-mono);
    letter-spacing: -0.03em;
    transition: color 0.2s;
}

.mini-calc-section input:focus { color: #fff; }
.mini-calc-section input[data-neg="true"] { color: var(--mini-brand-neg); }
.mini-calc-section input[data-pos="true"] { color: var(--mini-brand-primary); }
.mini-calc-section .card.is-target input { color: var(--mini-brand-target); cursor: default; }
.mini-calc-section .unit { font-size: 0.9rem; color: var(--mini-text-muted); margin-left: 0.5rem; white-space: nowrap; font-weight: 500; }

.mini-calc-section .split-inputs {
    display: flex;
    gap: 1.5rem;
    align-items: baseline;
}

.mini-calc-section .split-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.mini-calc-section .sub-label {
    font-size: 0.65rem;
    color: var(--mini-text-muted);
    margin-bottom: 0px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    white-space: nowrap; 
    overflow: hidden;
    text-overflow: ellipsis;
}

.mini-calc-section .real-rate-display {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--mini-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--mini-text-secondary);
}

.mini-calc-section .real-rate-val {
    font-family: var(--mini-font-mono);
    font-weight: 700;
    color: var(--mini-brand-primary);
    font-size: 1rem;
}

.mini-calc-section .chart-card {
    background-color: var(--mini-bg-surface);
    border: 1px solid var(--mini-border);
    border-radius: 16px;
    padding: 2rem;
    min-height: 450px;
    display: flex;
    flex-direction: column;
    margin-top: 1rem;
}

.mini-calc-section .chart-viz {
    flex: 1;
    display: grid;
    grid-template-columns: 50px 1fr;
    grid-template-rows: 1fr 30px;
}

.mini-calc-section .y-axis {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: right;
    padding-right: 15px;
    font-size: 0.75rem;
    color: var(--mini-text-muted);
    font-family: var(--mini-font-mono);
}

.mini-calc-section .x-axis {
    grid-column: 2;
    display: flex;
    justify-content: space-between;
    padding-top: 15px;
    font-size: 0.75rem;
    color: var(--mini-text-muted);
    padding-left: 10px;
    padding-right: 10px;
    font-family: var(--mini-font-mono);
}

.mini-calc-section .plot-area {
    position: relative;
    border-left: 1px solid var(--mini-border);
    border-bottom: 1px solid var(--mini-border);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 0 10px;
}

.mini-calc-section .grid-line {
    position: absolute;
    left: 0; right: 0;
    border-top: 1px dashed var(--mini-border);
    opacity: 0.3;
    pointer-events: none;
}

.mini-calc-section .bar-wrapper {
    flex: 1;
    height: 100%;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.mini-calc-section .bar {
    width: 70%;
    background: linear-gradient(180deg, #34d399 0%, var(--mini-brand-primary) 100%);
    opacity: 0.7;
    border-radius: 4px 4px 0 0;
    transition: height 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.2s;
}

.mini-calc-section .bar.is-lump { background: linear-gradient(180deg, var(--mini-brand-target) 0%, var(--mini-brand-primary) 100%); }

.mini-calc-section .bar-wrapper:hover .bar { opacity: 1; box-shadow: 0 0 20px var(--mini-brand-glow); width: 90%; }

.mini-calc-section .tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background: #0f172a;
    border: 1px solid var(--mini-border-highlight);
    padding: 1rem;
    border-radius: 12px;
    min-width: 200px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.1s;
    z-index: 20;
    box-shadow: 0 10px 30px -5px rgba(0,0,0,0.6);
}

.mini-calc-section .bar-wrapper:hover .tooltip { opacity: 1; }

.mini-calc-section .table-card {
    background-color: var(--mini-bg-surface);
    border: 1px solid var(--mini-border);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    margin-top: 1rem;
}

.mini-calc-section .table-container {
    margin-top: 1rem;
    border-radius: 8px;
    border: 1px solid var(--mini-border);
}

.mini-calc-section .data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    white-space: nowrap;
}

.mini-calc-section .data-table th {
    background-color: var(--mini-bg-input);
    color: var(--mini-text-primary);
    font-weight: 600;
    text-align: right;
    padding: 14px 20px;
    position: sticky;
    top: 0;
    z-index: 5;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mini-calc-section .data-table th:first-child { text-align: left; }

.mini-calc-section .data-table td {
    padding: 12px 20px;
    text-align: right;
    border-bottom: 1px solid var(--mini-border);
    color: var(--mini-text-secondary);
    font-family: var(--mini-font-mono);
}

.mini-calc-section .data-table td:first-child { text-align: left; color: var(--mini-text-primary); font-family: var(--mini-font-sans); font-weight: 600; }

.mini-calc-section .fire-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.mini-calc-section .fire-card {
    background: var(--mini-bg-surface);
    border: 1px solid var(--mini-border);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mini-calc-section .fire-recipe {
    background: var(--mini-bg-body);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid var(--mini-border);
}

.mini-calc-section .glossary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.mini-calc-section .glossary-card {
    background: var(--mini-bg-surface);
    border: 1px solid var(--mini-border);
    border-radius: 12px;
    padding: 1.25rem;
}