/* ============================================================
   AutonoIQ v2 — roi.css
   Page styles for roi-calculator.html only.
   Layout + form controls; all colors via core.css tokens.
   ============================================================ */

/* ----- Hero ----- */
.roi-hero {
    padding-top: calc(76px + clamp(3.5rem, 9vw, 6.5rem));
    padding-bottom: clamp(2.5rem, 5vw, 4rem);
}
.roi-hero__headline {
    font-size: var(--text-h1);
    max-width: 17ch;
    margin-top: 1.25rem;
}
.roi-hero__lede {
    color: var(--muted);
    margin-top: 1.5rem;
}
.roi-hero__meta {
    margin-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: var(--text-label);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
}
.roi-hero__stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
    margin-top: clamp(2.5rem, 5vw, 3.75rem);
    padding-top: 2rem;
    border-top: 1px solid var(--ink-border);
}
.roi-hero__stats .stat__num {
    font-size: clamp(1.9rem, 3.2vw, 2.6rem);
}

/* ----- Calculator layout ----- */
.roi-section {
    padding-top: 0;
}
.roi-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1.5rem, 3vw, 2.5rem);
    align-items: start;
}

/* ----- Inputs panel ----- */
.roi-panel {
    background: var(--paper);
    border: 1px solid var(--ink-border);
    border-radius: var(--radius);
    padding: clamp(1.5rem, 3.5vw, 2.5rem);
}
.roi-panel__title {
    font-size: 1.6rem;
}
.roi-panel__sub {
    color: var(--muted);
    font-size: var(--text-small);
    margin-top: 0.6rem;
    max-width: 44ch;
}
.roi-form {
    margin-top: 1.9rem;
    display: flex;
    flex-direction: column;
    gap: 1.6rem;
}
.roi-field {
    border: 0;
}
.roi-field__label {
    display: block;
    margin-bottom: 0.6rem;
}
.roi-field__name {
    display: block;
    font-weight: 600;
    font-size: var(--text-small);
    letter-spacing: 0.01em;
}
.roi-field__help {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    color: var(--muted);
    margin-top: 0.2rem;
}

/* Text/number controls: paper-deep ground, hairline border, mono values */
.roi-affix {
    display: flex;
    align-items: center;
    width: 100%;
    background: var(--paper-deep);
    border: 1px solid var(--ink-border);
    border-radius: var(--radius);
    transition: border-color 0.25s var(--ease-out),
                box-shadow 0.25s var(--ease-out),
                background-color 0.25s var(--ease-out);
}
.roi-affix:focus-within {
    border-color: var(--ember);
    box-shadow: 0 0 0 3px var(--ember-soft);
    background: var(--paper);
}
.roi-affix__unit {
    font-family: var(--font-mono);
    font-size: var(--text-label);
    color: var(--muted);
    padding-inline: 0.9rem;
    white-space: nowrap;
    user-select: none;
}
.roi-affix__unit + .roi-input {
    padding-left: 0;
}
.roi-input {
    flex: 1;
    min-width: 0;
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    font-family: var(--font-mono);
    font-size: 1.05rem;
    font-variant-numeric: tabular-nums;
    color: var(--ink);
    padding: 0.8rem 0.9rem;
}
.roi-input:focus,
.roi-input:focus-visible {
    outline: none;
    box-shadow: none;
}
/* Quiet the number spinners — values read as instrument dials */
.roi-input::-webkit-outer-spin-button,
.roi-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.roi-input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

/* Task checkboxes */
.roi-field--tasks legend {
    padding: 0;
}
.roi-tasks {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.6rem;
}
.roi-task {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    cursor: pointer;
    background: var(--paper-deep);
    border: 1px solid var(--ink-border);
    border-radius: var(--radius);
    padding: 0.7rem 0.85rem;
    font-size: var(--text-small);
    font-weight: 500;
    line-height: 1.35;
    transition: border-color 0.25s var(--ease-out),
                background-color 0.25s var(--ease-out);
}
.roi-task:hover {
    border-color: var(--ink-border-strong);
}
.roi-task input {
    accent-color: var(--ember);
    width: 15px;
    height: 15px;
    flex-shrink: 0;
    cursor: pointer;
}
.roi-task:has(input:checked) {
    border-color: var(--ember);
    background: var(--ember-soft);
}
.roi-task:focus-within {
    box-shadow: 0 0 0 3px var(--ember-soft);
}
.roi-form__submit {
    align-self: flex-start;
}

/* ----- Results panel (dark, sticky on desktop) ----- */
.roi-results {
    border-radius: var(--radius);
    padding: clamp(1.75rem, 3.5vw, 2.5rem);
}
.roi-results__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.roi-results__live {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--muted-dark);
}
.roi-live-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ember-bright);
    animation: roi-blink 2.4s ease-in-out infinite;
}
@keyframes roi-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.25; }
}
.roi-results__title {
    font-size: 1.6rem;
    margin-top: 1.1rem;
}

/* Metrics */
.roi-metric__label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted-dark);
}
.roi-metric__value {
    font-family: var(--font-mono);
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    color: var(--cream);
    font-size: 1.45rem;
    line-height: 1.15;
    margin-top: 0.35rem;
}
.roi-metric--hero {
    margin-top: 1.9rem;
}
.roi-metric--hero .roi-metric__value {
    font-size: clamp(2.6rem, 6vw, 3.8rem);
    line-height: 1;
    letter-spacing: -0.03em;
    color: var(--ember-bright);
}
.roi-metric__detail {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1rem;
    color: var(--muted-dark);
    margin-top: 0.5rem;
}
.roi-results__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--cream-border);
}

/* Breakdown rows */
.roi-breakdown {
    margin-top: 2rem;
}
.roi-breakdown__title {
    font-size: 1.1rem;
}
.roi-breakdown__rows {
    margin-top: 0.75rem;
}
.roi-breakdown__row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    padding-block: 0.7rem;
    border-bottom: 1px solid var(--cream-border);
    font-size: var(--text-small);
    color: var(--muted-dark);
}
.roi-breakdown__value {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    color: var(--cream);
    white-space: nowrap;
}
.roi-breakdown__row--net {
    color: var(--cream);
    font-weight: 600;
}
.roi-breakdown__row--net .roi-breakdown__value {
    color: var(--ember-bright);
}

/* Recalculation tick (roi-calculator.js toggles .results-animate) */
.results-animate .roi-metric__value,
.results-animate .roi-breakdown__value {
    animation: roi-tick 0.6s var(--ease-out);
}
@keyframes roi-tick {
    0% { opacity: 0.3; transform: translateY(4px); }
    100% { opacity: 1; transform: none; }
}

/* Results CTA */
.roi-results__cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}
.roi-results__fine {
    margin-top: 1.25rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: var(--muted-dark);
}

/* ----- Methodology ----- */
.roi-method__headline {
    max-width: 16ch;
    margin-bottom: clamp(2rem, 4vw, 3rem);
}
.roi-method__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1.75rem, 3.5vw, 2.75rem);
}
.roi-method__item {
    border-top: 1px solid var(--ink-border);
    padding-top: 1.25rem;
}
.roi-method__num {
    font-family: var(--font-mono);
    font-size: var(--text-label);
    letter-spacing: 0.14em;
    color: var(--ember);
}
.roi-method__item h3 {
    font-size: 1.2rem;
    margin-top: 0.65rem;
}
.roi-method__item p {
    color: var(--muted);
    font-size: var(--text-small);
    margin-top: 0.55rem;
    max-width: 52ch;
}
.roi-method__note {
    margin-top: clamp(2rem, 4vw, 3rem);
    font-family: var(--font-mono);
    font-size: var(--text-label);
    letter-spacing: 0.05em;
    color: var(--muted);
    max-width: 70ch;
}

/* ----- Next step ----- */
.roi-next__headline {
    max-width: 18ch;
}
.roi-next__lede {
    color: var(--muted);
    margin-top: 1.25rem;
}
.roi-next__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 2rem;
}

/* ----- Responsive ----- */
@media (min-width: 480px) {
    .roi-tasks {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (min-width: 640px) {
    .roi-hero__stats {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 479px) {
    .roi-results__grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}
@media (min-width: 992px) {
    .roi-layout {
        grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    }
    .roi-results {
        position: sticky;
        top: calc(76px + 1.5rem);
    }
}

/* ----- Print: the projection doubles as a report ----- */
@media print {
    .site-header,
    .mobile-menu,
    .site-footer,
    .skip-link,
    .cursor-dot,
    .roi-next,
    .roi-results__cta {
        display: none !important;
    }
    .roi-hero {
        padding-top: 1rem;
    }
    .roi-results {
        position: static;
    }
}