:root {
    color-scheme: dark;
    --bg: #121824;
    --surface: #1e293b;
    --surface-deep: #172033;
    --surface-soft: #243147;
    --accent: #f97316;
    --accent-hover: #ea580c;
    --accent-button-text: #172033;
    --accent-soft: rgba(249, 115, 22, 0.13);
    --text: #f8fafc;
    --muted: #a8b4c7;
    --border: #334155;
    --success: #34d399;
    --danger: #f87171;
    --warning: #fbbf24;
    --shadow: 0 22px 60px rgba(0, 0, 0, 0.24);
    --radius: 0.75rem;
    --shell: 72rem;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 6.5rem;
}

body {
    margin: 0;
    min-width: 20rem;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

body.lightbox-open {
    overflow: hidden;
}

img,
svg {
    display: block;
    max-width: 100%;
}

button,
input,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

a {
    color: var(--accent);
    text-underline-offset: 0.18em;
}

a:hover {
    color: #fb923c;
}

h1,
h2,
h3,
h4,
p {
    margin-top: 0;
}

h1,
h2,
h3,
h4 {
    color: var(--text);
    line-height: 1.2;
}

h1 {
    max-width: 18ch;
    margin-inline: auto;
    margin-bottom: 1rem;
    font-size: clamp(2rem, 6vw, 4.2rem);
    letter-spacing: -0.04em;
}

h2 {
    margin-bottom: 0;
    font-size: clamp(1.65rem, 4vw, 2.5rem);
    letter-spacing: -0.025em;
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.55rem);
}

h4 {
    margin-top: 1.5rem;
    margin-bottom: 0.7rem;
    color: var(--accent);
    font-size: 1.08rem;
}

:focus-visible {
    outline: 0.2rem solid var(--warning);
    outline-offset: 0.2rem;
}

.skip-link {
    position: fixed;
    z-index: 10000;
    top: 0.75rem;
    left: 0.75rem;
    padding: 0.7rem 1rem;
    border-radius: 0.4rem;
    background: var(--text);
    color: var(--bg);
    font-weight: 800;
    transform: translateY(-180%);
}

.skip-link:focus {
    transform: translateY(0);
}

.shell {
    width: min(100% - 2rem, var(--shell));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    z-index: 100;
    top: 0;
    border-bottom: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(18, 24, 36, 0.94);
    backdrop-filter: blur(1rem);
}

.header-inner,
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    min-height: 4.75rem;
}

.brand {
    color: var(--text);
    font-size: 1.35rem;
    font-weight: 850;
    letter-spacing: -0.035em;
    text-decoration: none;
    white-space: nowrap;
}

.brand span {
    color: var(--accent);
}

.site-nav,
.footer-inner nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.site-nav a,
.footer-inner a {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
    text-decoration: none;
}

.site-nav a:hover,
.footer-inner a:hover {
    color: var(--text);
}

.hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    margin-top: 2rem;
    padding: clamp(3rem, 8vw, 6.5rem) 1.25rem;
    border: 1px solid var(--border);
    border-radius: 1rem;
    background:
        radial-gradient(circle at 85% 20%, rgba(249, 115, 22, 0.2), transparent 32%),
        linear-gradient(145deg, #1e293b, #172033);
    box-shadow: var(--shadow);
    text-align: center;
}

.hero::after {
    position: absolute;
    z-index: -1;
    right: -5rem;
    bottom: -7rem;
    width: 20rem;
    height: 20rem;
    border: 2.5rem solid rgba(249, 115, 22, 0.07);
    border-radius: 50%;
    content: "";
}

.hero > p:not(.eyebrow) {
    max-width: 41rem;
    margin-inline: auto;
    color: var(--muted);
    font-size: clamp(1rem, 2.5vw, 1.2rem);
}

.eyebrow {
    margin-bottom: 0.45rem;
    color: var(--accent);
    font-size: 0.76rem;
    font-weight: 850;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero-action {
    margin-top: 0.75rem;
}

.section {
    margin-top: clamp(4rem, 8vw, 7rem);
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 1.6rem;
    padding-left: 1rem;
    border-left: 0.28rem solid var(--accent);
}

.section-heading > p {
    max-width: 34rem;
    margin-bottom: 0.1rem;
    color: var(--muted);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.equipment-card,
.detail-card,
.calculator-section,
.contact-section,
.imprint,
.legal-disclosure {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.12);
}

.equipment-card {
    display: flex;
    overflow: hidden;
    flex-direction: column;
}

.card-media,
.gallery-image {
    display: flex;
    width: 100%;
    padding: 0;
    align-items: center;
    justify-content: center;
    border: 0;
    background: var(--surface-deep);
    color: inherit;
    cursor: zoom-in;
}

.card-media {
    aspect-ratio: 16 / 10;
    border-bottom: 1px solid var(--border);
}

.card-media img,
.gallery-image img {
    width: 100%;
    height: 100%;
    padding: 0.85rem;
    object-fit: contain;
    transition: transform 180ms ease;
}

.card-media:hover img,
.gallery-image:hover img {
    transform: scale(1.018);
}

.card-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 1.25rem;
}

.card-kicker {
    min-height: 3.25em;
    margin-bottom: 0.4rem;
    color: var(--muted);
    font-size: 0.88rem;
}

.card-body h3 {
    margin-bottom: 1rem;
}

.price-list {
    margin: 0;
}

.price-list > div,
.quote-totals > div {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.45rem 0;
    border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.price-list dt,
.quote-totals dt {
    color: var(--muted);
}

.price-list dd,
.quote-totals dd {
    margin: 0;
    color: var(--text);
    font-weight: 800;
    white-space: nowrap;
}

.compact-price-list {
    margin-bottom: 0.25rem;
    font-size: 0.91rem;
}

.compact-price-list dd {
    color: var(--accent);
}

.card-note,
.success-note {
    margin: 0.75rem 0;
    color: var(--success);
    font-size: 0.9rem;
    font-weight: 750;
}

.feature-list,
.detail-features,
.notice-box ul,
.legal-text ol {
    padding-left: 1.25rem;
}

.feature-list {
    margin: 1rem 0 1.25rem;
    color: var(--muted);
    font-size: 0.92rem;
}

.feature-list li,
.detail-features li,
.notice-box li,
.legal-text li {
    margin-bottom: 0.45rem;
}

.feature-list li::marker,
.detail-features li::marker,
.notice-box li::marker {
    color: var(--accent);
}

.card-actions,
.contact-actions {
    display: flex;
    gap: 0.65rem;
    margin-top: auto;
}

.button {
    display: inline-flex;
    min-height: 2.75rem;
    padding: 0.68rem 1rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--accent);
    border-radius: 0.5rem;
    background: var(--accent);
    color: var(--accent-button-text);
    font-weight: 800;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button:hover {
    border-color: var(--accent-hover);
    background: var(--accent-hover);
    color: var(--accent-button-text);
    transform: translateY(-1px);
}

.button:disabled {
    border-color: var(--border);
    background: var(--border);
    color: var(--muted);
    cursor: not-allowed;
    transform: none;
}

.button-secondary {
    border-color: var(--border);
    background: transparent;
    color: var(--text);
}

.button-secondary:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.button-secondary:not(:disabled):active {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--text);
    transform: none;
}

.product-details {
    display: grid;
    gap: 1.5rem;
}

.product-details > .section-heading {
    grid-column: 1 / -1;
    margin-bottom: 0;
}

.detail-card {
    padding: clamp(1.15rem, 4vw, 2rem);
}

.detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.4rem;
}

.detail-header h3 {
    margin-bottom: 0;
}

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(16rem, 0.75fr);
    gap: 1.5rem;
}

.detail-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.gallery-image {
    aspect-ratio: 16 / 10;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
}

.gallery-image:first-child:nth-last-child(1) {
    grid-column: 1 / -1;
}

.conditions-box,
.quote-panel {
    align-self: start;
    padding: 1.25rem;
    border: 1px solid var(--border);
    border-radius: 0.65rem;
    background: var(--bg);
}

.conditions-box h4 {
    margin-top: 0;
    color: var(--text);
}

.muted-text {
    color: var(--muted);
}

.notice-box {
    margin-top: 1.25rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(249, 115, 22, 0.42);
    border-radius: 0.6rem;
    background: var(--accent-soft);
}

.notice-box > strong {
    color: var(--accent);
}

.notice-box ul {
    margin-bottom: 0;
}

.availability-calendar {
    margin-top: 1.5rem;
    padding: 1.25rem;
    border: 1px solid var(--border);
    border-radius: 1rem;
    background: var(--surface-deep);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
}

.imprint address {
    margin: 0 0 1rem;
    font: inherit;
}

.availability-calendar-heading,
.availability-calendar-navigation,
.decision-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.availability-calendar-heading h4,
.availability-calendar-heading p {
    margin: 0;
}

.availability-calendar-heading h4,
.availability-calendar-navigation,
.availability-calendar [data-calendar-status] {
    color: var(--text);
}

.availability-calendar-heading p {
    color: var(--muted);
}

.availability-calendar-navigation .button {
    min-width: 2.5rem;
    padding: .5rem .75rem;
}

.availability-calendar-navigation .button-secondary {
    border-color: var(--border);
    color: var(--text);
    background: var(--surface);
}

.availability-calendar-navigation .button-secondary:hover {
    color: var(--accent-button-text);
    background: #ea580c;
}

.availability-calendar-navigation .button-secondary:not(:disabled):active {
    border-color: #ea580c;
    background: #ea580c;
    color: var(--accent-button-text);
}

.availability-calendar-navigation .button-secondary:disabled {
    color: #64748b;
    background: #172033;
}

.availability-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(2rem, 1fr));
    gap: .35rem;
    margin-top: 1rem;
}

.availability-weekday,
.availability-day {
    display: grid;
    min-height: 2.4rem;
    place-items: center;
    border-radius: .55rem;
    font-size: .9rem;
    font-weight: 700;
}

.availability-weekday {
    color: var(--muted);
    font-size: .75rem;
    text-transform: uppercase;
}

.availability-day.is-free {
    border: 1px solid var(--border);
    color: #d9e2ef;
    background: var(--surface);
}

.availability-day.is-occupied {
    border: 1px solid rgba(249, 115, 22, 0.5);
    color: #fed7aa;
    background: rgba(249, 115, 22, 0.2);
}

.decision-shell {
    width: min(760px, calc(100% - 2rem));
    margin: 3rem auto;
}

.decision-card {
    padding: clamp(1.25rem, 4vw, 2.5rem);
}

.decision-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .75rem;
    margin: 1.5rem 0;
}

.decision-summary div {
    padding: .9rem;
    border-radius: .75rem;
    background: #f1f5f9;
    color: #172033;
}

.decision-summary dt {
    color: #64748b;
    font-size: .8rem;
}

.decision-summary dd {
    margin: .25rem 0 0;
    font-weight: 800;
    color: #172033;
}

.decision-items {
    margin: 1rem 0 1.5rem;
}

.decision-form {
    margin-top: 1.5rem;
}

@media (max-width: 640px) {
    .availability-calendar-heading,
    .decision-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .availability-calendar-navigation {
        width: 100%;
    }

    .decision-summary {
        grid-template-columns: 1fr;
    }
}

.calculator-section {
    padding: clamp(1.15rem, 4vw, 2rem);
}

.calculator-section > .section-heading {
    margin-bottom: 2rem;
}

.calculator-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.65fr);
    gap: 1.5rem;
}

fieldset {
    min-width: 0;
    margin: 0 0 1.5rem;
    padding: 0;
    border: 0;
}

legend,
.field > label {
    margin-bottom: 0.55rem;
    color: var(--text);
    font-weight: 750;
}

legend {
    width: 100%;
}

.equipment-options {
    display: grid;
    gap: 0.65rem;
}

.equipment-option {
    display: flex;
    min-height: 4.25rem;
    padding: 0.75rem 0.85rem;
    align-items: center;
    gap: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.55rem;
    background: var(--bg);
    cursor: pointer;
}

.equipment-option:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.equipment-option.is-unavailable {
    opacity: 0.55;
    cursor: not-allowed;
}

.equipment-option input,
.legal-acceptance input {
    width: 1.2rem;
    height: 1.2rem;
    flex: 0 0 auto;
    accent-color: var(--accent);
}

.equipment-option > span:nth-of-type(1) {
    display: grid;
    min-width: 0;
    flex: 1;
}

.equipment-option small {
    color: var(--muted);
}

.option-badge {
    padding: 0.2rem 0.45rem;
    border-radius: 999px;
    background: var(--surface-soft);
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 800;
    white-space: nowrap;
}

.option-badge.is-free {
    background: var(--success);
    color: #052e25;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
}

.field {
    display: grid;
    margin-bottom: 1rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
textarea {
    width: 100%;
    min-height: 2.85rem;
    padding: 0.68rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.45rem;
    background: var(--bg);
    color: var(--text);
}

textarea {
    min-height: 7rem;
    resize: vertical;
}

input:hover,
textarea:hover {
    border-color: #52637b;
}

input:focus,
textarea:focus {
    border-color: var(--accent);
}

input:user-invalid,
textarea:user-invalid {
    border-color: var(--danger);
}

.contact-fields {
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.character-counter,
.privacy-assurance {
    margin-top: 0.35rem;
    margin-bottom: 0;
    color: var(--muted);
    font-size: 0.78rem;
    text-align: right;
}

.hp-field {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.legal-acceptance {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    margin-top: 0.8rem;
    font-size: 0.9rem;
    cursor: pointer;
}

.legal-acceptance input {
    margin-top: 0.18rem;
}

.privacy-assurance {
    padding-left: 1.9rem;
    text-align: left;
}

.quote-panel {
    position: sticky;
    top: 6rem;
    display: flex;
    min-height: 28rem;
    flex-direction: column;
    justify-content: space-between;
}

.quote-panel h3 {
    margin-bottom: 0.25rem;
}

.quote-lines {
    margin: 1.25rem 0;
    padding: 0.85rem;
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 0.5rem;
    color: var(--muted);
    font-size: 0.88rem;
}

.quote-line {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.45rem;
}

.quote-line:last-child {
    margin-bottom: 0;
}

.quote-line strong {
    color: var(--text);
    white-space: nowrap;
}

.quote-totals {
    margin: 0;
}

.quote-totals .grand-total {
    margin-top: 0.6rem;
    padding-top: 0.85rem;
    border-top: 2px solid var(--border);
    border-bottom: 0;
    font-size: 1.1rem;
}

.quote-totals .grand-total dd {
    color: var(--success);
    font-size: 1.35rem;
}

.submit-button {
    width: 100%;
}

.form-status {
    min-height: 3.2rem;
    margin: 0.8rem 0 0;
    font-size: 0.86rem;
}

.form-status.is-error {
    color: var(--danger);
}

.form-status.is-success {
    color: var(--success);
}

.form-status.is-info {
    color: var(--muted);
}

.faq-category {
    margin: 2.5rem 0 0.9rem;
    padding-bottom: 0.55rem;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
    font-size: 1.15rem;
}

.faq-item {
    overflow: hidden;
    margin-bottom: 0.65rem;
    border: 1px solid var(--border);
    border-radius: 0.55rem;
    background: var(--surface);
}

.faq-item summary,
.legal-disclosure summary {
    display: flex;
    padding: 1rem 1.15rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    color: var(--text);
    font-weight: 750;
    list-style: none;
    cursor: pointer;
}

.faq-item summary::-webkit-details-marker,
.legal-disclosure summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after,
.legal-disclosure summary::after {
    color: var(--accent);
    content: "+";
    font-size: 1.3rem;
    line-height: 1;
}

.faq-item[open] summary::after,
.legal-disclosure[open] summary::after {
    content: "−";
}

.faq-item summary:hover,
.legal-disclosure summary:hover {
    background: var(--surface-soft);
}

.faq-answer {
    padding: 1rem 1.15rem 1.15rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
}

.contact-section {
    margin-top: 4rem;
    padding: clamp(1.5rem, 5vw, 2.5rem);
    background:
        radial-gradient(circle at 90% 10%, rgba(249, 115, 22, 0.18), transparent 35%),
        var(--surface);
    text-align: center;
}

.contact-section > p:not(.eyebrow) {
    max-width: 45rem;
    margin-inline: auto;
    color: var(--muted);
}

.contact-actions {
    justify-content: center;
    margin-top: 1.25rem;
}

.contact-actions .button {
    gap: 0.5rem;
}

.contact-button-icon {
    width: 1.35rem;
    height: 1.35rem;
    flex: 0 0 1.35rem;
    object-fit: contain;
}

.whatsapp-button {
    border-color: #25d366;
    background: #25d366;
    color: #071c0e;
}

.whatsapp-button:hover {
    border-color: #1ea855;
    background: #1ea855;
    color: #071c0e;
}

.whatsapp-button:not(:disabled):active {
    border-color: #1ea855;
    background: #1ea855;
    color: #071c0e;
}

.telegram-button {
    border-color: #2481cc;
    background: #2481cc;
    color: #0a0f1a;
}

.telegram-button:hover {
    border-color: #1f6fab;
    background: #1f6fab;
    color: #ffffff;
}

.telegram-button:not(:disabled):active {
    border-color: #1f6fab;
    background: #1f6fab;
    color: #ffffff;
}

.legal-section {
    scroll-margin-top: 6rem;
}

.legal-disclosure > summary {
    padding: 1.25rem 1.4rem;
    font-size: clamp(1.2rem, 3vw, 1.55rem);
}

.legal-text {
    max-width: 58rem;
    margin-inline: auto;
    padding: 0 1.4rem 2rem;
    color: var(--muted);
}

.legal-text h3 {
    margin: 1.8rem 0 0.65rem;
    padding-bottom: 0.45rem;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
    font-size: 1.08rem;
}

.legal-text strong,
.imprint strong {
    color: var(--text);
}

.imprint {
    margin-top: 4rem;
    padding: clamp(1.25rem, 4vw, 2rem);
    color: var(--muted);
    font-size: 0.9rem;
}

.imprint h2 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.imprint p {
    margin-bottom: 0.5rem;
}

.legal-page-hero {
    padding-block: clamp(2.75rem, 7vw, 5rem);
}

.legal-page-card {
    width: min(100%, 48rem);
    margin-inline: auto;
    padding: clamp(1.4rem, 5vw, 2.5rem);
    font-size: 1rem;
}

.legal-page-card h2 {
    margin: 2rem 0 0.85rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
    font-size: clamp(1.2rem, 3vw, 1.45rem);
}

.legal-page-card h2:first-child {
    margin-top: 0;
}

.legal-page-card address {
    padding: 1rem 1.1rem;
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    background: var(--surface-deep);
    color: var(--text);
}

.privacy-note {
    margin-top: 2rem;
    padding: 1rem 1.1rem;
    border: 1px solid rgba(249, 115, 22, 0.42);
    border-radius: 0.6rem;
    background: var(--accent-soft);
}

.privacy-note p {
    margin: 0.35rem 0 0;
}

.legal-page-back {
    margin: 1.5rem 0 0;
    text-align: center;
}

.site-footer {
    margin-top: 4rem;
    border-top: 1px solid var(--border);
    background: var(--surface-deep);
}

.footer-inner {
    min-height: 6rem;
    color: var(--muted);
    font-size: 0.86rem;
}

.footer-inner p {
    margin: 0;
}

.lightbox {
    width: min(94vw, 78rem);
    max-width: none;
    height: min(92vh, 58rem);
    max-height: none;
    padding: 0;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    background: #0a0f1a;
    color: var(--text);
    box-shadow: var(--shadow);
}

.lightbox::backdrop {
    background: rgba(4, 8, 15, 0.9);
    backdrop-filter: blur(0.25rem);
}

.lightbox-inner {
    position: relative;
    display: grid;
    height: 100%;
    padding: 1.2rem;
    grid-template-rows: auto minmax(0, 1fr) auto;
}

.lightbox-navigation {
    position: absolute;
    z-index: 1;
    top: 50%;
    width: 3rem;
    height: 4rem;
    border: 1px solid var(--border);
    border-radius: 0.65rem;
    color: var(--text);
    background: rgba(23, 32, 51, 0.92);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    transform: translateY(-50%);
}

.lightbox-navigation:hover,
.lightbox-navigation:focus-visible {
    border-color: var(--accent);
    background: var(--accent);
}

.lightbox-previous {
    left: 1rem;
}

.lightbox-next {
    right: 1rem;
}

.lightbox-close {
    justify-self: end;
    width: 2.7rem;
    height: 2.7rem;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: var(--surface);
    color: var(--text);
    font-size: 1.8rem;
    line-height: 1;
    cursor: pointer;
}

.lightbox img {
    width: 100%;
    height: 100%;
    min-height: 0;
    padding: 1rem;
    object-fit: contain;
}

.lightbox p {
    margin: 0;
    color: var(--muted);
    text-align: center;
}

@media (max-width: 62rem) {
    .card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .detail-layout,
    .calculator-grid {
        grid-template-columns: 1fr;
    }

    .quote-panel {
        position: static;
        min-height: 0;
    }
}

@media (max-width: 48rem) {
    html {
        scroll-padding-top: 8rem;
    }

    .header-inner {
        min-height: 0;
        padding: 0.85rem 0;
        align-items: flex-start;
        flex-direction: column;
    }

    .site-nav {
        width: 100%;
        padding-bottom: 0.15rem;
        gap: 0.85rem;
        overflow-x: auto;
        scrollbar-width: thin;
    }

    .hero {
        margin-top: 1rem;
        padding-block: 3.25rem;
    }

    .section-heading,
    .detail-header,
    .footer-inner {
        align-items: flex-start;
        flex-direction: column;
    }

    .section-heading {
        gap: 0.75rem;
    }

    .section-heading > p {
        margin-bottom: 0;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }

    .card-kicker {
        min-height: 0;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .footer-inner {
        min-height: 0;
        padding-block: 1.5rem;
    }
}

@media (max-width: 32rem) {
    .shell {
        width: min(100% - 1rem, var(--shell));
    }

    .card-actions,
    .contact-actions {
        flex-direction: column;
    }

    .card-actions .button,
    .contact-actions .button,
    .detail-header .button {
        width: 100%;
    }

    .detail-gallery {
        grid-template-columns: 1fr;
    }

    .gallery-image:first-child:nth-last-child(1) {
        grid-column: auto;
    }

    .equipment-option {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .option-badge {
        margin-left: 1.95rem;
    }
}

.technical-notice {
    display: grid;
    grid-template-columns: minmax(15rem, 0.7fr) minmax(0, 1.3fr);
    gap: 2rem;
    align-items: center;
    margin-top: clamp(3rem, 7vw, 5rem);
    padding: clamp(1.4rem, 4vw, 2.2rem);
    border: 1px solid var(--border);
    border-left: 0.3rem solid var(--accent);
    border-radius: var(--radius);
    background: var(--surface-deep);
}

.technical-notice h2,
.technical-notice p {
    margin-bottom: 0;
}

.technical-notice > p {
    color: var(--muted);
}

.no-js-actions {
    display: grid;
    gap: 0.75rem;
}

@media (max-width: 48rem) {
    .technical-notice {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

@media (forced-colors: active) {
    .button,
    .equipment-option,
    .equipment-card,
    .detail-card,
    .legal-disclosure {
        forced-color-adjust: auto;
    }
}