/* ==========================================================================
   calculator.css – Noveris Effizienzrechner
   Eigenständiges Stylesheet, nur auf /effizienzrechner geladen ($pageExtraCss).
   Nutzt die globalen Design-Tokens aus variables.css.
   ========================================================================== */

.nv-calc {
    position: relative;
}

/* --------------------------------------------------------------------------
   Hero-Korrektur (nur auf /effizienzrechner)
   Das lange Wort „Automatisierungspotenzial" ist breiter als die Textspalte.
   min-width:0 erlaubt dem Grid-Track, korrekt zu schrumpfen; overflow-wrap +
   hyphens sorgen für einen sauberen Umbruch statt Überlappung mit der Gauge.
   -------------------------------------------------------------------------- */
.page-effizienzrechner .page-hero-with-visual .page-hero-content {
    min-width: 0;
}

.page-effizienzrechner .page-hero-title {
    font-size: clamp(2.3rem, 5vw, 3.5rem);
    overflow-wrap: break-word;
    -webkit-hyphens: auto;
    hyphens: auto;
}

/* Zweispaltiges Layout: links Eingaben, rechts Live-Ergebnis */
.nv-calc__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.nv-calc__panel {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-card);
}

.nv-calc__panel-head {
    margin-bottom: 1.5rem;
}

.nv-calc__panel-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 0.35rem;
}

.nv-calc__panel-sub {
    color: var(--color-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* --------------------------------------------------------------------------
   Eingabe-Panel
   -------------------------------------------------------------------------- */
.nv-calc__field {
    margin-bottom: 1.35rem;
}

.nv-calc__field:last-child {
    margin-bottom: 0;
}

.nv-calc__label {
    display: block;
    font-weight: 600;
    font-size: 0.92rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.nv-calc__hint {
    display: block;
    font-weight: 400;
    font-size: 0.8rem;
    color: var(--color-dim);
    margin-top: 0.3rem;
}

.nv-calc__input,
.nv-calc__select {
    width: 100%;
    padding: 0.85rem 1rem;
    background: rgba(17, 24, 51, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 0.98rem;
    font-family: var(--font-body);
    transition: border-color var(--transition-fast),
                background-color var(--transition-fast),
                box-shadow var(--transition-fast);
}

.nv-calc__input::placeholder { color: var(--color-dim); }

.nv-calc__input:focus,
.nv-calc__select:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(17, 24, 51, 0.75);
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.12);
}

/* Dropdown-Optionen immer dunkel halten (siehe Kontaktformular-Fix) */
.nv-calc__select option {
    background-color: var(--color-bg-soft);
    color: var(--color-text);
}

/* Eingabe mit Suffix (z. B. „h" oder „€") */
.nv-calc__input-wrap {
    position: relative;
}

.nv-calc__input-wrap .nv-calc__input {
    padding-right: 3rem;
}

.nv-calc__suffix {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-dim);
    font-size: 0.9rem;
    font-weight: 600;
    pointer-events: none;
}

/* Fehlerzustand */
.nv-calc__field.has-error .nv-calc__input,
.nv-calc__field.has-error .nv-calc__select {
    border-color: #ff6b9b;
    background: rgba(255, 107, 155, 0.06);
}

.nv-calc__error {
    display: none;
    font-size: 0.8rem;
    color: #ff6b9b;
    margin-top: 0.4rem;
}

.nv-calc__field.has-error .nv-calc__error { display: block; }

/* --------------------------------------------------------------------------
   Slider (Automatisierungsanteil)
   -------------------------------------------------------------------------- */
.nv-calc__slider-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.75rem;
}

.nv-calc__slider-value {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.nv-calc__range {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 999px;
    background: linear-gradient(90deg,
        var(--color-primary-light) 0%,
        var(--color-accent) var(--nv-range-pct, 80%),
        rgba(120, 140, 255, 0.18) var(--nv-range-pct, 80%));
    outline: none;
    cursor: pointer;
}

.nv-calc__range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #F4F7FF;
    border: 3px solid var(--color-accent);
    box-shadow: 0 0 0 4px rgba(0, 240, 255, 0.15), var(--shadow-glow);
    transition: transform var(--transition-fast);
}

.nv-calc__range::-webkit-slider-thumb:hover { transform: scale(1.12); }

.nv-calc__range::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #F4F7FF;
    border: 3px solid var(--color-accent);
    box-shadow: 0 0 0 4px rgba(0, 240, 255, 0.15);
}

.nv-calc__range:focus-visible {
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.25);
}

.nv-calc__range-scale {
    display: flex;
    justify-content: space-between;
    margin-top: 0.5rem;
    font-size: 0.78rem;
    color: var(--color-dim);
}

/* --------------------------------------------------------------------------
   Ergebnis-Panel
   -------------------------------------------------------------------------- */
.nv-calc__result {
    background: linear-gradient(160deg, rgba(17, 24, 51, 0.95), rgba(11, 16, 36, 0.95));
    border: 1px solid var(--color-border-strong);
    position: relative;
    overflow: hidden;
}

.nv-calc__result::before {
    content: "";
    position: absolute;
    top: -40%;
    right: -30%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.12), transparent 70%);
    pointer-events: none;
}

/* Hero-Kennzahl: mögliche Zeitersparnis pro Monat */
.nv-calc__hero-metric {
    position: relative;
    text-align: center;
    padding: 1.5rem 1rem 1.75rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 1.5rem;
}

.nv-calc__hero-eyebrow {
    display: block;
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: 0.75rem;
}

.nv-calc__hero-value {
    font-family: var(--font-heading);
    font-size: clamp(2.75rem, 7vw, 3.75rem);
    font-weight: 700;
    line-height: 1;
    background: linear-gradient(120deg, var(--color-primary-light), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nv-calc__hero-unit {
    display: block;
    font-size: 0.95rem;
    color: var(--color-muted);
    margin-top: 0.6rem;
}

/* Sekundäre Kennzahlen */
.nv-calc__metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
}

.nv-calc__metric {
    background: rgba(11, 16, 36, 0.55);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem 1.1rem;
}

.nv-calc__metric--wide { grid-column: 1 / -1; }

.nv-calc__metric--accent {
    border-color: rgba(0, 240, 255, 0.35);
    background: rgba(0, 240, 255, 0.05);
}

.nv-calc__metric-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-muted);
    margin-bottom: 0.35rem;
}

.nv-calc__metric-value {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.1;
}

.nv-calc__metric--accent .nv-calc__metric-value { color: var(--color-accent); }

.nv-calc__metric-value small {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-dim);
}

/* Leerzustand: dezent ausgegraut, bis gültige Werte vorliegen */
.nv-calc__result.is-empty .nv-calc__hero-value,
.nv-calc__result.is-empty .nv-calc__metric-value {
    color: var(--color-dim);
    -webkit-text-fill-color: var(--color-dim);
}

.nv-calc__placeholder {
    display: none;
    text-align: center;
    color: var(--color-dim);
    font-size: 0.85rem;
    margin-top: 1.25rem;
}

.nv-calc__result.is-empty .nv-calc__placeholder { display: block; }

/* Vertrauenshinweis / Disclaimer */
.nv-calc__disclaimer {
    display: flex;
    gap: 0.6rem;
    align-items: flex-start;
    margin-top: 1.5rem;
    padding: 0.9rem 1rem;
    background: rgba(11, 16, 36, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    color: var(--color-muted);
    line-height: 1.5;
}

.nv-calc__disclaimer svg {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: var(--color-accent);
    margin-top: 1px;
}

/* CTA-Leiste */
.nv-calc__cta {
    margin-top: 1.5rem;
}

.nv-calc__cta .btn { width: 100%; }

.nv-calc__cta-note {
    text-align: center;
    font-size: 0.8rem;
    color: var(--color-dim);
    margin-top: 0.75rem;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 860px) {
    .nv-calc__grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .nv-calc__panel { padding: 1.5rem; }
}

@media (max-width: 480px) {
    .nv-calc__metrics { grid-template-columns: 1fr; }
    .nv-calc__panel { padding: 1.25rem; }
}

@media (prefers-reduced-motion: reduce) {
    .nv-calc__hero-value { transition: none; }
}