/*
 * SFÉRA Group — vizuálna téma konfigurátora (2.html).
 * Svetlý, čistý a moderný dizajn v značkových farbách: oranžová + modrosivá.
 * Všetky farby, rádiusy a výšky sú v premenných nižšie — úprava vzhľadu na jednom mieste.
 * Súbor sa načítava po vstavaných štýloch v 2.html a prepisuje ich (žiadna funkcia sa nemení).
 */

:root {
  /* Značkové farby */
  --sfera-orange: #e26e15;
  --sfera-orange-dark: #c55a0a;
  --sfera-orange-soft: #fff1e6;
  --sfera-slate: #506477;
  --sfera-slate-dark: #2b3a4a;
  --sfera-ink: #1e2a36;
  --sfera-muted: #66788a;

  /* Plochy a linky */
  --sfera-bg: #f3f6f8;
  --sfera-surface: #ffffff;
  --sfera-tint: #eef3f7;
  --sfera-line: #dde4ea;
  --sfera-line-strong: #c3cfd9;

  /* Tvar, tiene */
  --sfera-radius: 16px;
  --sfera-radius-sm: 10px;
  --sfera-shadow-sm: 0 1px 2px rgba(30, 42, 54, 0.06), 0 2px 8px rgba(30, 42, 54, 0.05);
  --sfera-shadow: 0 1px 3px rgba(30, 42, 54, 0.06), 0 10px 28px rgba(30, 42, 54, 0.08);

  /* Rozmery rozloženia */
  /* Hlavička a pätička sú súčasťou stránky Webnode, konfigurátor ich nemá */
  --sfera-header-h: 0px;
  --sfera-footer-h: 0px;

  /* 3D scéna (číta ich konfigurátor) */
  --sfera-scene-bg: #e9eef2;
  --sfera-scene-ground: #c4cdd4;

  /* Prepísanie pôvodných premenných */
  --ink: var(--sfera-ink);
  --cream: var(--sfera-bg);
  --paper: var(--sfera-bg);
  --sage: var(--sfera-slate);
  --green: var(--sfera-slate-dark);
  --line: var(--sfera-line);
}

html,
body {
  height: 100%;
  margin: 0;
}
html body {
  background: var(--sfera-bg);
  color: var(--sfera-ink);
  -webkit-font-smoothing: antialiased;
}
#sfera-configurator {
  height: 100%;
  min-height: 100%;
}

.sfera-shell {
  --config-dark: var(--sfera-orange-dark);
  height: 100%;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--sfera-bg);
}
.sfera-shell .configurator,
.sfera-shell .config-done {
  --config-dark: var(--sfera-orange-dark);
}
.sfera-shell h1,
.sfera-shell h2,
.sfera-shell h3 {
  color: var(--sfera-ink);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
}
.sfera-shell a:focus-visible,
.sfera-shell button:focus-visible,
.sfera-shell input:focus-visible,
.sfera-shell textarea:focus-visible {
  outline: 3px solid rgba(226, 110, 21, 0.45);
  outline-offset: 2px;
}

/* ------------------------------------------------------------------ Rozloženie konfigurátora */
.sfera-shell .configurator-3d {
  flex: 1 1 auto;
  height: 100%;
  min-height: 0;
  max-height: 100%;
  background: var(--sfera-bg);
  grid-template-columns: minmax(0, 1fr) minmax(360px, 400px);
  grid-template-rows: minmax(0, 1fr);
}
.sfera-shell .config-3d-stage {
  height: 100%;
  min-height: 0;
}
.sfera-shell .configurator-3d .config-panel {
  height: 100%;
  grid-template-rows: auto minmax(0, 1fr) auto;
  background: var(--sfera-surface);
  border-left: 1px solid var(--sfera-line);
  box-shadow: -8px 0 28px rgba(30, 42, 54, 0.05);
  z-index: 2;
}

/* Panel — hlavička s krokmi, prehľad volieb, priebeh */
.sfera-shell .configurator-3d .config-panel > header {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  align-items: center;
  padding: 14px 32px 0;
  border-bottom: 0;
  background: var(--sfera-surface);
  position: static;
  backdrop-filter: none;
}
.sfera-steps ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
}
.sfera-steps li {
  display: flex;
  align-items: center;
  min-width: 0;
}
.sfera-steps li + li::before {
  content: '';
  width: 14px;
  height: 2px;
  margin: 0 4px;
  border-radius: 2px;
  background: var(--sfera-line-strong);
  flex: none;
}
.sfera-steps li.done + li::before,
.sfera-steps li.current::before {
  background: var(--sfera-orange);
}
.sfera-shell .config-panel > header .sfera-steps button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: auto;
  height: 40px;
  min-height: 40px;
  padding: 0 3px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--sfera-muted);
  font: 700 13px var(--font-manrope), sans-serif;
  cursor: pointer;
}
.sfera-steps .n {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: none;
  border-radius: 50%;
  border: 1.5px solid var(--sfera-line-strong);
  background: var(--sfera-surface);
  color: var(--sfera-slate);
  font-size: 12px;
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.sfera-steps .n .ui-icon {
  width: 14px;
  height: 14px;
}
.sfera-steps .t {
  display: none;
  white-space: nowrap;
}
.sfera-steps li.done .n {
  background: var(--sfera-slate);
  border-color: var(--sfera-slate);
  color: #fff;
}
.sfera-steps li.current .n {
  background: var(--sfera-orange-dark);
  border-color: var(--sfera-orange-dark);
  color: #fff;
  box-shadow: 0 0 0 4px var(--sfera-orange-soft);
}
.sfera-steps li.current .t {
  display: inline;
  color: var(--sfera-ink);
  padding-right: 8px;
}
.sfera-steps button:hover .n {
  border-color: var(--sfera-orange);
}

.sfera-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 6px 0 12px;
  scrollbar-width: thin;
}
.sfera-chip {
  flex: none;
  max-width: 210px;
  padding: 6px 11px;
  border-radius: var(--sfera-radius-sm);
  background: var(--sfera-tint);
  border: 1px solid var(--sfera-line);
}
.sfera-chip small {
  display: block;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sfera-muted);
}
.sfera-chip b {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--sfera-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sfera-shell .config-progress {
  height: 4px;
  max-width: none;
  margin: 0 -32px;
  background: var(--sfera-line);
}
.sfera-shell .config-progress i {
  background: linear-gradient(90deg, var(--sfera-orange), var(--sfera-orange-dark));
  border-radius: 0 4px 4px 0;
}

/* Panel — obsah */
.sfera-shell .configurator-3d .config-content {
  padding: 28px 32px 32px;
  background: var(--sfera-surface);
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  -webkit-overflow-scrolling: touch;
}
.sfera-shell .config-kicker {
  color: var(--sfera-orange-dark);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  margin-bottom: 10px;
}
.sfera-shell .config-kicker span {
  color: var(--sfera-slate);
}
.sfera-shell .configurator-3d .config-content h1 {
  font-size: clamp(26px, 2.3vw, 36px);
  font-weight: 800;
}
.sfera-shell .configurator-3d .config-subtitle {
  color: var(--sfera-muted);
  font-size: 14px;
  margin: 10px 0 24px;
}

/* Karty možností */
.sfera-shell .configurator-3d .option-grid {
  gap: 12px;
}
.sfera-shell .configurator-3d .option-3d {
  border-radius: var(--sfera-radius);
  border: 1.5px solid var(--sfera-line);
  background: var(--sfera-surface);
  box-shadow: var(--sfera-shadow-sm);
  padding: 14px 16px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s, background 0.2s;
}
.sfera-shell .configurator-3d .option-3d:hover:not(:disabled) {
  border-color: var(--sfera-orange);
  box-shadow: var(--sfera-shadow);
  transform: translateY(-1px);
}
.sfera-shell .configurator-3d .option-3d.active {
  border-color: var(--sfera-orange-dark);
  background: linear-gradient(180deg, var(--sfera-orange-soft), #fff 70%);
  box-shadow: 0 0 0 1px var(--sfera-orange-dark), var(--sfera-shadow);
}
.sfera-shell .configurator-3d .option-photo {
  border-radius: 12px;
  background: var(--sfera-tint);
  object-fit: cover;
}
.sfera-shell .configurator-3d .option-copy strong {
  font: 700 14px/1.3 var(--font-manrope), sans-serif;
  letter-spacing: -0.01em;
  color: var(--sfera-ink);
}
.sfera-shell .configurator-3d .option-copy small {
  color: var(--sfera-muted);
  font-size: 12px;
}
.sfera-shell .option-cost {
  color: var(--sfera-orange-dark);
  font-weight: 700;
  font-size: 12px;
}
.sfera-shell .option-details > em {
  background: var(--sfera-orange-soft);
  color: var(--sfera-orange-dark);
  border-radius: 999px;
  font-weight: 700;
}
.sfera-shell .option-check {
  border: 1.5px solid var(--sfera-line-strong);
  color: var(--sfera-slate);
  background: var(--sfera-surface);
}
.sfera-shell .option-card.active .option-check {
  background: var(--sfera-orange-dark);
  border-color: var(--sfera-orange-dark);
  color: #fff;
}
.sfera-shell .option-swatch {
  border-radius: 10px;
}

/* Rozmery a povrchové úpravy */
.sfera-shell .dim-panel,
.sfera-shell .finish-panel {
  border-top: 1px solid var(--sfera-line);
  margin-top: 26px;
  padding-top: 22px;
}
.sfera-shell .dim-panel h2,
.sfera-shell .finish-panel h3 {
  color: var(--sfera-ink);
  font-weight: 800;
}
.sfera-shell .dim-panel > p,
.sfera-shell .dim-note {
  color: var(--sfera-muted);
}
.sfera-shell .dim-field {
  background: var(--sfera-surface);
  border: 1.5px solid var(--sfera-line);
  border-radius: var(--sfera-radius);
  box-shadow: var(--sfera-shadow-sm);
  padding: 14px 18px;
}
.sfera-shell .dim-field-label {
  font-weight: 700;
  color: var(--sfera-ink);
}
.sfera-shell .dim-stepper button {
  border-radius: 10px;
  border: 1px solid var(--sfera-line-strong);
  color: var(--sfera-slate-dark);
  background: var(--sfera-surface);
}
.sfera-shell .dim-stepper button:hover:not(:disabled) {
  border-color: var(--sfera-orange);
  color: var(--sfera-orange-dark);
}
.sfera-shell .dim-stepper input[type='number'] {
  border-radius: 10px;
  border: 1px solid var(--sfera-line-strong);
  font-weight: 700;
}
.sfera-shell .dim-stepper input[type='number']:focus {
  border-color: var(--sfera-orange);
  outline: none;
}
.sfera-shell .dim-field input[type='range'] {
  accent-color: var(--sfera-orange-dark);
}

/* Cookie a reset — odkazy na konci obsahu */
.sfera-shell .config-content .config-preferences {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--sfera-line);
  display: flex;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
}
.sfera-shell .config-content .config-preferences > button,
.sfera-shell .configurator-3d .config-content .config-preferences .config-reset {
  border: 0;
  background: transparent;
  color: var(--sfera-slate);
  font-size: 12px;
  font-weight: 600;
  min-height: 36px;
  padding: 0;
  margin: 0;
  width: auto;
  height: auto;
  border-radius: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.sfera-shell .config-content .config-preferences > button:hover {
  color: var(--sfera-orange-dark);
}

/* Panel — pätka s cenou a navigáciou */
.sfera-shell .configurator-3d .config-panel > footer {
  background: var(--sfera-surface);
  border-top: 1px solid var(--sfera-line);
  box-shadow: 0 -8px 24px rgba(30, 42, 54, 0.05);
  padding: 14px 32px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 16px;
  flex-shrink: 0;
  z-index: 4;
}
.sfera-shell .config-back {
  color: var(--sfera-slate-dark);
  font-weight: 700;
  font-size: 13px;
  border-radius: 10px;
  padding: 10px 12px;
}
.sfera-shell .config-back:hover:not(:disabled) {
  background: var(--sfera-tint);
  color: var(--sfera-orange-dark);
}
.sfera-footer-price {
  display: flex !important;
  flex-direction: column;
  align-items: center;
  text-align: center !important;
  letter-spacing: 0 !important;
  line-height: 1.15;
}
.sfera-footer-price small {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sfera-muted);
}
.sfera-footer-price strong {
  font: 800 24px/1.2 var(--font-manrope), sans-serif;
  letter-spacing: -0.03em;
  color: var(--sfera-ink);
  white-space: nowrap;
}
.sfera-shell .config-primary,
.sfera-shell .contact-form .config-primary {
  border: 0;
  border-radius: 12px;
  background: var(--sfera-orange-dark);
  color: #fff;
  text-decoration: none;
  font: 700 14px var(--font-manrope), sans-serif;
  box-shadow: 0 6px 16px rgba(197, 90, 10, 0.28);
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.sfera-shell a.config-primary {
  color: #fff;
}
.sfera-shell .config-primary:hover:not(:disabled) {
  background: #ad4d06;
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(197, 90, 10, 0.32);
}
.sfera-shell .config-primary:disabled {
  opacity: 0.4;
  box-shadow: none;
}
.sfera-shell .configurator-3d .config-primary {
  min-width: 170px;
  padding: 15px 18px;
}

/* ------------------------------------------------------------------ 3D náhľad */
.sfera-shell .nanno-viewer {
  color: var(--sfera-ink);
  background: radial-gradient(at 45% 38%, #ffffff 0%, #eef2f5 58%, #e2e9ee 100%);
}
.sfera-shell .nanno-viewer-heading,
.sfera-shell .nanno-viewer-footer {
  text-shadow: none;
}
.sfera-shell .nanno-viewer-heading > span {
  background: rgba(255, 255, 255, 0.92);
  border-radius: 999px;
  box-shadow: var(--sfera-shadow-sm);
  padding: 7px 14px;
}
.sfera-shell .nanno-viewer-heading > span:first-child {
  font: 800 14px var(--font-manrope), sans-serif;
  letter-spacing: -0.01em;
  color: var(--sfera-slate-dark);
}
.sfera-shell .nanno-live {
  color: var(--sfera-slate);
  font-weight: 700;
}
.sfera-shell .nanno-live i {
  background: var(--sfera-orange);
  box-shadow: 0 0 0 4px rgba(226, 110, 21, 0.18);
}
.sfera-shell .nanno-scene-tools button,
.sfera-shell .nanno-viewer-tools button {
  color: var(--sfera-slate-dark);
  font-weight: 600;
}
.sfera-shell .nanno-scene-tools button {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--sfera-line);
  box-shadow: var(--sfera-shadow-sm);
}
.sfera-shell .nanno-scene-tools button[aria-pressed='true'],
.sfera-shell .nanno-viewer-tools button[aria-pressed='true'] {
  background: var(--sfera-orange-dark);
  border-color: var(--sfera-orange-dark);
  color: #fff;
}
.sfera-shell .nanno-scene-tools small {
  background: rgba(255, 255, 255, 0.92);
  color: var(--sfera-muted);
  border-radius: 8px;
}
.sfera-shell .nanno-viewer-footer {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--sfera-line);
  border-radius: var(--sfera-radius);
  box-shadow: var(--sfera-shadow);
  backdrop-filter: blur(8px);
}
.sfera-shell .nanno-viewer-footer small {
  color: var(--sfera-muted);
  font-weight: 700;
}
.sfera-shell .nanno-viewer-footer strong {
  color: var(--sfera-ink);
  font-weight: 800;
}
.sfera-shell .nanno-viewer-footer strong > span {
  color: var(--sfera-muted);
}
.sfera-shell .nanno-total strong {
  color: var(--sfera-orange-dark);
}
.sfera-shell .nanno-viewer-tools {
  background: var(--sfera-tint);
  border: 1px solid var(--sfera-line);
}
.sfera-shell .nanno-gesture {
  color: var(--sfera-muted);
}
.sfera-shell .nanno-loading {
  color: var(--sfera-slate-dark);
  background: #fff;
  border: 1px solid var(--sfera-line);
  border-radius: var(--sfera-radius);
  box-shadow: var(--sfera-shadow);
}
.sfera-shell .nanno-loading i {
  border-color: var(--sfera-line);
  border-top-color: var(--sfera-orange);
}
.sfera-shell .nanno-status {
  background: var(--sfera-bg);
}
.sfera-shell .nanno-status button {
  background: var(--sfera-orange-dark);
  border-radius: 10px;
}

/* ------------------------------------------------------------------ Dokončenie konfigurácie */
.sfera-shell .config-done-3d {
  flex: 1 0 auto;
  min-height: calc(100dvh - var(--sfera-header-h) - var(--sfera-footer-h));
  background: var(--sfera-bg);
  grid-template-columns: minmax(0, 59%) minmax(0, 41%);
}
.sfera-shell .done-3d {
  position: sticky;
  top: var(--sfera-header-h);
  height: calc(100dvh - var(--sfera-header-h));
}
.sfera-shell .config-done > section {
  padding: 44px clamp(24px, 4vw, 64px) 56px;
  background: var(--sfera-surface);
  border-left: 1px solid var(--sfera-line);
}
.sfera-shell .config-done h1 {
  font-size: clamp(34px, 3.6vw, 54px);
  font-weight: 800;
  line-height: 1.05;
}
.sfera-shell .config-done h1 em {
  color: var(--sfera-orange-dark);
  font-style: normal;
}
.sfera-shell .done-lead {
  color: var(--sfera-muted);
}
.sfera-shell .done-summary {
  border-top: 1px solid var(--sfera-line);
  margin: 26px 0;
}
.sfera-shell .done-summary > div {
  border-bottom: 1px solid var(--sfera-line);
  padding: 13px 0;
}
.sfera-shell .done-summary small {
  color: var(--sfera-orange-dark);
  font-weight: 700;
  font-size: 10px;
}
.sfera-shell .done-summary b {
  color: var(--sfera-slate-dark);
  font-size: 11px;
}
.sfera-shell .done-summary em {
  color: var(--sfera-ink);
  font-size: 12px;
  font-weight: 600;
}
.sfera-shell .done-price {
  background: var(--sfera-orange-soft);
  border: 1px solid #ffd9bd;
  border-radius: var(--sfera-radius);
  padding: 16px 20px;
  color: var(--sfera-slate-dark);
  font-weight: 700;
  margin-bottom: 18px;
}
.sfera-shell .done-price strong {
  color: var(--sfera-orange-dark);
  font: 800 30px var(--font-manrope), sans-serif;
  letter-spacing: -0.03em;
}
.sfera-shell .config-done .config-primary {
  background: var(--sfera-orange-dark);
  border-radius: 12px;
}
.sfera-shell .config-done .config-primary:hover {
  background: #ad4d06;
}
.sfera-shell .config-text-button,
.sfera-shell .config-done .cookie-settings,
.sfera-shell .config-done .config-reset {
  color: var(--sfera-slate);
  font-weight: 600;
}
.sfera-shell .config-text-button:hover,
.sfera-shell .config-done .config-reset:hover,
.sfera-shell .config-done .cookie-settings:hover {
  color: var(--sfera-orange-dark);
}
.sfera-shell .config-done .config-reset {
  border-bottom-color: var(--sfera-line-strong);
}

/* Formulár */
.sfera-shell .contact-form label {
  color: var(--sfera-slate);
  font-weight: 700;
}
.sfera-shell .contact-form input,
.sfera-shell .contact-form textarea {
  border: 1.5px solid var(--sfera-line-strong);
  border-radius: 10px;
  background: #fff;
  color: var(--sfera-ink);
  padding: 11px 13px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.sfera-shell .contact-form input:focus,
.sfera-shell .contact-form textarea:focus {
  border-color: var(--sfera-orange);
  box-shadow: 0 0 0 4px var(--sfera-orange-soft);
  outline: none;
}
.sfera-shell .contact-sent {
  background: var(--sfera-tint);
  border: 1px solid var(--sfera-line);
  border-left: 5px solid var(--sfera-orange);
  border-radius: var(--sfera-radius-sm);
  color: var(--sfera-slate-dark);
}

/* ------------------------------------------------------------------ Dialógy (cookies, reset, LED) */
html body .cookie-banner,
html body .config-reset-dialog,
html body .nanno-led-settings {
  background: #fff;
  color: var(--sfera-ink);
  border: 1px solid var(--sfera-line);
  border-top: 5px solid var(--sfera-orange);
  border-radius: 20px;
  box-shadow: 0 30px 80px rgba(30, 42, 54, 0.25);
}
html body .cookie-banner::backdrop,
html body .config-reset-dialog::backdrop,
html body .nanno-led-settings::backdrop {
  background: rgba(30, 42, 54, 0.4);
  backdrop-filter: blur(5px);
}
html body .cookie-brand {
  color: var(--sfera-ink);
  font: 800 19px var(--font-manrope), sans-serif;
  letter-spacing: -0.02em;
}
html body .cookie-banner h2,
html body .config-reset-dialog h2 {
  color: var(--sfera-ink);
  font-weight: 800;
}
html body .cookie-banner p span {
  color: var(--sfera-muted);
}
html body .cookie-banner button,
html body .config-reset-dialog button {
  border-radius: 12px;
  border: 1.5px solid var(--sfera-line-strong);
  background: #fff;
  color: var(--sfera-slate-dark);
  font-weight: 700;
}
html body .cookie-banner button:hover,
html body .config-reset-dialog button:hover {
  border-color: var(--sfera-orange);
  background: var(--sfera-orange-soft);
}
html body .cookie-banner .cookie-accept,
html body .config-reset-dialog .config-reset-confirm,
html body .nanno-led-settings .nanno-led-close {
  background: var(--sfera-orange-dark);
  border-color: var(--sfera-orange-dark);
  color: #fff;
}
html body .cookie-banner .cookie-accept:hover,
html body .config-reset-dialog .config-reset-confirm:hover {
  background: #ad4d06;
  border-color: #ad4d06;
}
html body .cookie-banner a {
  color: var(--sfera-orange-dark);
  font-weight: 600;
}
html body .nanno-led-settings input[type='range'] {
  accent-color: var(--sfera-orange-dark);
}
html body .cookie-settings {
  color: var(--sfera-slate);
}
html body .cookie-banner button:focus-visible,
html body .cookie-banner a:focus-visible {
  outline: 3px solid rgba(226, 110, 21, 0.5);
}

/* ------------------------------------------------------------------ Responzivita */
@media (max-width: 1100px) and (min-width: 901px) {
  .sfera-shell .configurator-3d {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 360px);
  }
}

/* Tablet a mobil: 3D náhľad hore, panel pod ním */
@media (max-width: 900px), (max-width: 1000px) and (max-height: 500px) and (orientation: landscape) {
  .sfera-shell .configurator-3d {
    height: 100%;
    min-height: 0;
    max-height: 100%;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(360px, 62%) minmax(0, 1fr);
  }
  .sfera-shell .config-3d-stage,
  .sfera-shell .viewer-stage-inner,
  .sfera-shell .nanno-viewer {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
  }
  .sfera-shell .nanno-viewer {
    --viewer-top: 0px;
    --viewer-bottom: 64px;
  }
  .sfera-shell .nanno-viewer > .nanno-canvas {
    top: 0 !important;
    right: 0 !important;
    left: 0 !important;
    bottom: var(--viewer-bottom) !important;
    width: 100% !important;
    height: auto !important;
  }
  .sfera-shell .nanno-viewer canvas {
    touch-action: none;
  }
  .sfera-shell .configurator-3d .config-panel {
    grid-template-rows: auto minmax(0, 1fr) auto;
    border-left: 0;
    border-top: 1px solid var(--sfera-line);
    box-shadow: 0 -10px 28px rgba(30, 42, 54, 0.08);
  }
  .sfera-shell .configurator-3d .config-panel > header {
    padding: 8px max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left));
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }
  .sfera-shell .configurator-3d .config-panel > header .sfera-chips {
    display: none;
  }
  .sfera-shell .config-progress {
    margin: 4px calc(-1 * max(16px, env(safe-area-inset-right))) 0 calc(-1 * max(16px, env(safe-area-inset-left)));
  }
  .sfera-shell .configurator-3d .config-content {
    padding: 16px max(16px, env(safe-area-inset-right)) 16px max(16px, env(safe-area-inset-left));
  }
  .sfera-shell .configurator-3d .config-panel > footer {
    padding: 10px max(16px, env(safe-area-inset-right)) max(10px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 8px;
  }
  .sfera-footer-price strong {
    font-size: 19px;
  }
  .sfera-footer-price small {
    font-size: 9px;
  }
  .sfera-shell .configurator-3d .config-primary {
    min-width: 0;
    padding: 12px 14px;
    gap: 8px;
  }
  .sfera-shell .config-done-3d {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    height: 100%;
    min-height: 0;
    max-height: 100%;
    overflow: hidden;
  }
  .sfera-shell .done-3d {
    position: relative;
    top: 0;
    width: 100%;
    height: 42vh;
    min-height: 260px;
    max-height: none;
  }
  .sfera-shell .config-done > section {
    border-left: 0;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    -webkit-overflow-scrolling: touch;
    padding: 20px max(20px, env(safe-area-inset-right)) max(28px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
    display: flex;
    flex-direction: column;
  }
}

@media (max-width: 580px) {
  .sfera-shell .config-panel > header .sfera-steps button {
    padding: 0 1px;
  }
  .sfera-steps li + li::before {
    width: 8px;
    margin: 0 2px;
  }
  .sfera-steps li.current .t {
    font-size: 12px;
  }
  .sfera-shell .configurator-3d .config-primary {
    padding: 12px;
  }
  .sfera-shell .configurator-3d .config-primary > span {
    display: none;
  }
}

/* Mobil na výšku s nízkou obrazovkou */
@media (max-width: 580px) and (max-height: 700px) and (orientation: portrait) {
  .sfera-shell .configurator-3d {
    grid-template-rows: minmax(240px, 42%) minmax(0, 1fr);
  }
}

/* Mobil na šírku */
@media (max-width: 1000px) and (max-height: 500px) and (orientation: landscape) {
  .sfera-shell .configurator-3d {
    grid-template-columns: minmax(0, 46%) minmax(0, 54%);
    grid-template-rows: minmax(0, 1fr);
    min-height: 0;
  }
  .sfera-shell .configurator-3d .config-panel {
    border-top: 0;
    border-left: 1px solid var(--sfera-line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .sfera-shell * {
    transition: none !important;
  }
}

/* Kompaktnejšia karta s cenou v 3D náhľade (menej prekrýva model) */
.sfera-shell .nanno-viewer-footer {
  bottom: 40px;
  padding: 12px 16px;
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    'name price'
    'tools tools';
  align-items: center;
  gap: 8px 16px;
}
.sfera-shell .nanno-sauna-name {
  grid-area: name;
  min-width: 0;
  overflow: hidden;
}
.sfera-shell .nanno-sauna-name strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 24px;
}
.sfera-shell .nanno-sauna-name strong > span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sfera-shell .nanno-viewer-tools {
  grid-area: tools;
  justify-self: start;
  max-width: 100%;
  flex-wrap: wrap;
}
.sfera-shell .nanno-total {
  grid-area: price;
  justify-self: end;
  min-width: 0;
  text-align: right;
}
.sfera-shell .nanno-total strong {
  font-size: 22px;
}
@container (min-width: 1100px) {
  .sfera-shell .nanno-viewer-footer {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    grid-template-areas: 'name tools price';
  }
  .sfera-shell .nanno-viewer-tools {
    justify-self: center;
  }
}
@media (max-height: 820px) {
  .sfera-shell .nanno-gesture {
    display: none;
  }
  .sfera-shell .nanno-viewer-footer {
    bottom: 16px;
  }
}

/* Tablet / mobil: menej prekrytia modelu, cena je v dolnom paneli */
@media (max-width: 900px) {
  .sfera-shell .nanno-scene-tools {
    top: calc(8px + env(safe-area-inset-top));
    left: max(8px, env(safe-area-inset-left));
    right: auto;
    max-width: calc(100% - 16px);
  }
  .sfera-shell .nanno-viewer-footer {
    display: block;
    bottom: 4px;
    left: max(6px, env(safe-area-inset-left));
    right: max(6px, env(safe-area-inset-right));
    padding: 4px;
    justify-content: center;
  }
  .sfera-shell .nanno-viewer-footer .nanno-sauna-name,
  .sfera-shell .nanno-viewer-footer .nanno-total,
  .sfera-shell .nanno-gesture {
    display: none;
  }
  .sfera-footer-price small {
    white-space: nowrap;
  }
}
@media (max-width: 420px) {
  .sfera-footer-price small {
    font-size: 8px;
    letter-spacing: 0.04em;
  }
  .sfera-shell .configurator-3d .config-primary {
    padding: 12px 12px;
    font-size: 13px;
  }
}

/* Mobil: cena vždy viditeľná (iframe Webnode má scrolling=no a 100dvh orezáva pätičku) */
@media (max-width: 900px) {
  html,
  body,
  #sfera-configurator,
  .sfera-shell {
    height: 100%;
    max-height: 100%;
    overflow: hidden;
  }

  .sfera-shell .configurator,
  .sfera-shell .configurator-3d,
  .sfera-shell .config-done,
  .sfera-shell .config-done-3d {
    height: 100% !important;
    min-height: 0 !important;
    max-height: 100%;
    overflow: hidden;
  }

  .sfera-shell .configurator-3d .config-panel {
    height: 100%;
    min-height: 0;
    overflow: hidden;
  }

  .sfera-shell .configurator-3d .config-content {
    touch-action: pan-y;
    padding-bottom: 24px;
  }

  .sfera-shell .configurator-3d .config-panel > footer {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      'price price'
      'back next';
    align-items: center;
    gap: 8px 10px;
    padding: 8px max(16px, env(safe-area-inset-right)) max(10px, env(safe-area-inset-bottom))
      max(16px, env(safe-area-inset-left));
  }
  .sfera-footer-price {
    grid-area: price;
    display: flex !important;
  }
  .sfera-shell .config-back {
    grid-area: back;
    justify-self: start;
  }
  .sfera-shell .configurator-3d .config-primary {
    grid-area: next;
    justify-self: stretch;
    min-width: 0;
    width: 100%;
  }

  /* Finálna cena hneď pod nadpisom, nie až pod celým súhrnom */
  .sfera-shell .config-done .config-kicker {
    order: 1;
  }
  .sfera-shell .config-done h1 {
    order: 2;
  }
  .sfera-shell .done-lead {
    order: 3;
  }
  .sfera-shell .done-price {
    order: 4;
    position: sticky;
    top: 0;
    z-index: 3;
    margin: 12px 0 8px;
  }
  .sfera-shell .config-done .config-subtitle {
    order: 5;
  }
  .sfera-shell .done-summary {
    order: 6;
  }
  .sfera-shell .contact-form,
  .sfera-shell .contact-sent {
    order: 7;
  }
  .sfera-shell .done-actions {
    order: 8;
  }
}

@media (max-width: 1000px) and (max-height: 500px) and (orientation: landscape) {
  .sfera-shell .configurator-3d {
    grid-template-rows: minmax(0, 1fr);
  }
  .sfera-shell .configurator-3d .config-panel > footer {
    grid-template-columns: auto minmax(0, 1fr) auto;
    grid-template-areas: 'back price next';
  }
}

/* Desktop embed: the live 3D viewport must occupy the full left-hand column. */
@media (min-width: 901px) {
  .sfera-shell,
  .sfera-shell #sfera-app {
    height: 100% !important;
    min-height: 0 !important;
    max-height: none !important;
  }
  .sfera-shell .configurator-3d {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 400px) !important;
    grid-template-rows: minmax(0, 1fr) !important;
    height: var(--sfera-vh, 100dvh) !important;
    min-height: 0 !important;
    max-height: none !important;
    align-items: stretch !important;
  }
  .sfera-shell .config-3d-stage,
  .sfera-shell #sfera-viewer-host {
    grid-row: 1 !important;
    position: relative !important;
    width: 100% !important;
    height: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    max-height: none !important;
    align-self: stretch !important;
    overflow: hidden !important;
  }
  .sfera-shell #sfera-viewer-host > .viewer-stage-inner,
  .sfera-shell #sfera-viewer-host > .viewer-stage-inner > .nanno-viewer {
    position: absolute !important;
    inset: 0 !important;
    width: auto !important;
    height: auto !important;
    min-width: 0 !important;
    min-height: 0 !important;
    max-width: none !important;
    max-height: none !important;
    overflow: hidden !important;
  }
  .sfera-shell #sfera-viewer-host .nanno-viewer > .nanno-canvas {
    position: absolute !important;
    inset: 0 !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    max-width: none !important;
    max-height: none !important;
  }
}