/* =====================
   FORECAST PAGE
   ===================== */

.forecast-layout {
    width: min(100%, 78rem);
    margin: 0 auto;
    padding: 0 5%;
    box-sizing: border-box;
}

.forecast-workspace {
    display: grid;
    grid-template-columns: minmax(16.5rem, 18rem) minmax(0, 1fr);
    align-items: start;
    gap: 1.25rem;
}

.forecast-hero {
    display: grid;
    gap: 0.5rem;
    margin: 0 auto 1.5rem;
    text-align: center;
}

.forecast-kicker {
    color: var(--accent-soft);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.forecast-hero h2 {
    margin: 0;
    font-size: clamp(1.6rem, 1.35rem + 1vw, 2.2rem);
    line-height: 1.1;
    color: var(--text-primary);
}

.forecast-hero p {
    margin: 0;
    color: var(--text-secondary);
    font-size: clamp(0.94rem, 0.9rem + 0.2vw, 1.02rem);
    line-height: 1.6;
}

.forecast-explainer {
    width: min(100%, 52rem);
    margin: 0 auto 1.25rem;
    padding: 0.8rem 0.95rem;
    border: 1px solid rgba(56, 189, 248, 0.24);
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.52);
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.55;
    box-sizing: border-box;
}

.forecast-explainer strong {
    color: var(--text-primary);
}

.forecast-explainer em {
    color: var(--accent-soft);
    font-style: normal;
    font-weight: 600;
}

.forecast-params-box {
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    background: var(--bg-surface);
    box-sizing: border-box;
    padding: 0.9rem 0.9rem 0.8rem;
    box-shadow: var(--shadow-card);
    margin-bottom: 0;
}

.forecast-params-title {
    margin: 0 0 0.8rem;
    color: var(--accent-soft);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.forecast-params-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0.6rem;
}

.forecast-field {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.forecast-field label {
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.forecast-input-group {
    position: relative;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.forecast-input-group input {
    width: 100%;
    min-height: 36px;
    padding: 0.45em 2.2em 0.45em 0.65em;
    border-radius: 6px;
    border: 1px solid var(--border-strong);
    background: var(--bg-elevated);
    color: var(--text-primary);
    font-size: 0.92em;
    box-sizing: border-box;
    color-scheme: dark;
    -webkit-appearance: none;
    appearance: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.forecast-input-group input:hover {
    border-color: var(--border-strong);
}

.forecast-input-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-bg);
}

.forecast-input-group input:invalid {
    border-color: #f87171;
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.16);
}

.forecast-field-message {
    display: none;
    width: 100%;
    margin-top: 0.28rem;
    color: #fca5a5;
    font-size: 0.68rem;
    line-height: 1.3;
}

.forecast-input-group input:invalid ~ .forecast-field-message {
    display: block;
}

.forecast-input-suffix {
    position: absolute;
    right: 0.75em;
    color: var(--text-muted);
    font-size: 0.86em;
    font-weight: 600;
    pointer-events: none;
}

.forecast-params-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.2rem;
}

.forecast-calculate-btn {
    min-width: 8.8rem;
    min-height: 38px;
    padding: 0.45em 1.15em;
    border-radius: 6px;
    border: 1px solid var(--accent-border);
    background: var(--accent-bg);
    color: var(--accent-soft);
    font-size: 0.9em;
    font-weight: 700;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.forecast-calculate-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--bg-base);
}

.forecast-chart-panel {
    border: 1px solid rgba(56, 189, 248, 0.38);
    border-radius: 12px;
    background: linear-gradient(145deg, rgba(9, 30, 45, 0.98), rgba(13, 21, 32, 0.98));
    padding: 1.25rem 1.5rem 1rem;
    box-shadow: 0 16px 35px rgba(0, 0, 0, 0.2), inset 0 1px rgba(255, 255, 255, 0.06);
    overflow: hidden;
    box-sizing: border-box;
    height: 32rem;
}

.forecast-chart-panel[hidden] {
    display: none;
}

.forecast-chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.forecast-chart-unit {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.forecast-chart-kicker {
    display: block;
    margin-bottom: 0.3rem;
    color: #38bdf8;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.forecast-chart-title {
    margin: 0;
    color: #f8fafc;
    font-size: 1.05rem;
    letter-spacing: 0.01em;
}

#forecast-chart {
    display: block;
    width: 100%;
    margin-top: 0.5rem;
}

.forecast-outcomes {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    justify-items: center;
    gap: 0.5rem;
    margin: 0.15rem 0 0.85rem;
    padding-top: 0.8rem;
    border-top: 1px solid rgba(148, 163, 184, 0.18);
}

.forecast-outcome-year {
    grid-column: 1 / -1;
    color: rgba(226, 232, 240, 0.58);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.forecast-outcome {
    min-width: 0;
}

.forecast-outcome-label {
    display: block;
    margin-bottom: 0.25rem;
    color: rgba(226, 232, 240, 0.58);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.forecast-outcome-value {
    display: block;
    overflow: hidden;
    color: #f8fafc;
    font-size: clamp(0.72rem, 1.2vw, 0.94rem);
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.forecast-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.forecast-legend-swatch {
    width: 0.7rem;
    height: 0.18rem;
    border-radius: 2px;
}

@media (max-width: 1024px) {
    .forecast-workspace {
        grid-template-columns: minmax(0, 1fr);
    }

    .forecast-params-box {
        width: min(100%, 28rem);
        justify-self: center;
        padding: 0.7rem 0.7rem 0.6rem;
    }

    .forecast-chart-panel {
        height: auto;
    }

    .forecast-params-form {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.45rem;
    }

    .forecast-field {
        gap: 0.15rem;
    }

    .forecast-params-actions {
        grid-column: 1 / -1;
        margin-top: 0.1rem;
    }
}

@media (max-width: 600px) {
    .forecast-params-box {
        width: 100%;
        padding: 0.8rem 0.75rem 0.7rem;
        border-radius: 7px;
    }

    .forecast-params-title {
        margin-bottom: 0.65rem;
        font-size: 0.74rem;
        letter-spacing: 0.06em;
    }

    .forecast-params-form {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.55rem 0.45rem;
        align-items: start;
    }

    .forecast-field {
        gap: 0.22rem;
    }

    .forecast-field label {
        font-size: 0.74rem;
        letter-spacing: 0.02em;
    }

    .forecast-input-group input {
        min-height: 38px;
        padding: 0.38em 1.7em 0.38em 0.55em;
        font-size: 0.95rem;
    }

    .forecast-input-suffix {
        right: 0.55em;
        font-size: 0.8rem;
    }

    .forecast-params-actions {
        justify-content: center;
        margin-top: 0.12rem;
    }

    .forecast-calculate-btn {
        width: auto;
        min-width: 7.5rem;
        min-height: 38px;
        padding: 0.38em 0.9em;
        font-size: 0.9rem;
    }

    .forecast-chart-panel {
        padding: 1rem;
    }

    .forecast-outcomes {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 0.35rem;
    }

    .forecast-outcome-label,
    .forecast-outcome-value {
        display: block;
    }

    .forecast-outcome-label {
        min-height: 1.2rem;
        font-size: 0.74rem;
    }

    .forecast-outcome-value {
        margin-top: 0.2rem;
        font-size: 0.84rem;
    }
}