/* P26M — ROI section.
 * Before/After visual breakdown of the orchestration cost equation.
 */

.roi {
    position: relative;
    padding-block: var(--section-pad-y);
}

.roi__head { margin-bottom: var(--space-8); max-width: 720px; }

.roi__board {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
    background: var(--color-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-3);
    overflow: hidden;
}

@media (min-width: 768px) {
    .roi__board {
        grid-template-columns: 1fr 1fr 1fr;
        padding: var(--space-4);
        gap: var(--space-4);
    }
}

.roi-row {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    align-items: start;
}

.roi-row__icon {
    width: 40px; height: 40px;
    border-radius: var(--radius-md);
    background: var(--color-overlay);
    border: 1px solid var(--color-border-strong);
    display: grid; place-items: center;
    color: var(--color-text-secondary);
}
.roi-row__icon .p26m-icon { width: 20px; height: 20px; }

.roi-row__label {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    margin-bottom: 4px;
}

.roi-row__bad,
.roi-row__good {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.roi-row__bad-value {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--fs-lg);
    color: var(--color-text-tertiary);
    text-decoration: line-through;
    text-decoration-color: var(--color-danger);
    text-decoration-thickness: 1.5px;
}

.roi-row__good-value {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-xl);
    letter-spacing: -0.015em;
    color: var(--color-brand);
}

.roi-row__caption {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-text-tertiary);
    margin-top: var(--space-2);
}

/* Summary card spans full width below the grid */
.roi__summary {
    margin-top: var(--space-5);
    padding: var(--space-6);
    background:
        radial-gradient(ellipse at 0% 50%, rgba(115, 196, 75, 0.10) 0%, transparent 50%),
        linear-gradient(180deg, var(--color-elevated) 0%, var(--color-surface) 100%);
    border: 1px solid rgba(115, 196, 75, 0.25);
    border-radius: var(--radius-xl);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
    align-items: center;
}

@media (min-width: 768px) {
    .roi__summary {
        grid-template-columns: auto 1fr auto;
        gap: var(--space-6);
    }
}

.roi__summary-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--color-brand);
    color: var(--color-text-inverse);
    box-shadow: 0 0 0 6px rgba(115, 196, 75, 0.15);
}
.roi__summary-badge .p26m-icon { width: 28px; height: 28px; }

.roi__summary-text {
    color: var(--color-text);
    font-size: var(--fs-lg);
    line-height: var(--lh-relaxed);
    max-width: 64ch;
}
.roi__summary-text strong { font-weight: 700; color: var(--color-text); }
.roi__summary-text mark   { background: transparent; color: var(--color-brand); font-weight: 600; }

.roi__summary-tag {
    align-self: flex-start;
    padding: 6px 14px;
    background: var(--color-base);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-pill);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-text-secondary);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    white-space: nowrap;
}

/* Путь к калькулятору внутри секции — заменил отдельный roi-cta блок,
   который ломал чередование поверхностей. */
.roi__actions {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    margin-top: var(--space-7);
}

.roi__actions-note {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-text-tertiary);
}

@media (min-width: 640px) {
    .roi__actions {
        flex-direction: row;
        align-items: center;
        gap: var(--space-5);
    }
}