/**
 * Glass Fence Configurator v4 — ONE-STEP, kompaktní vizuální „pilulky" (2026).
 * Načítá se NAD styles.css (v1), styles-v2.css i styles-v3.css.
 * Sdílí .gfc-*, .gfc2-*, .gfc3-* třídy; přidává jen one-step layout + pilulky.
 */

.gfc4 {
	--gfc4-accent: var(--gfc-primary, #0057b8);
	--gfc4-radius: 16px;
	max-width: 1760px;
}

/* Ladicí stránka /skleneny-plot-dev4/ — širší kontejner než default 860 px,
   aby dvousloupcový one-step dostal prostor. (Na reálné stránce použij
   full-width šablonu.) */
.gfc-dev-page__inner--wide {
	max-width: 1860px;
}

/* ---------------------------------------------------------------- */
/* Rozvržení: vlevo sticky náhled + cena, vpravo kompaktní volby      */
/* ---------------------------------------------------------------- */

.gfc4-layout {
	display: grid;
	grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
	gap: 32px;
	align-items: start;
}

.gfc4-stage {
	position: sticky;
	top: 16px;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.gfc4-viz {
	margin: 0;
}

.gfc4-viz .gfc2-viz__canvas {
	background: #fff;
	border: 1px solid var(--gfc-line, #e3e6ea);
	border-radius: var(--gfc4-radius);
	box-shadow: 0 12px 34px -18px rgba(20, 40, 70, 0.4);
	overflow: hidden;
}

/* Cenová karta — vždy vidět, výrazná cena s DPH. */
.gfc4-total {
	margin: 0;
	padding: 16px 20px;
	border: 1px solid var(--gfc-line, #e3e6ea);
	border-radius: var(--gfc4-radius);
	background: linear-gradient(180deg, #fff 0%, #f6f9fc 100%);
	box-shadow: 0 8px 24px -18px rgba(20, 40, 70, 0.45);
}

.gfc4-total .gfc3-total__row--main strong {
	font-size: 26px;
	letter-spacing: -0.01em;
}

.gfc4 .gfc-btn--block {
	border-radius: 12px;
	padding: 15px 20px;
	font-size: 16px;
	font-weight: 700;
	box-shadow: 0 10px 24px -12px rgba(0, 87, 184, 0.6);
}

/* ---------------------------------------------------------------- */
/* Ovládání — sloupec voleb                                          */
/* ---------------------------------------------------------------- */

.gfc4-controls {
	display: flex;
	flex-direction: column;
	gap: 22px;
	min-width: 0;
}

.gfc4-choice {
	display: block;
}

.gfc4-choice__label {
	display: block;
	margin: 0 0 10px;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--gfc-muted, #6b7681);
}

.gfc4-choice__label small {
	font-weight: 500;
	text-transform: none;
	letter-spacing: 0;
	color: var(--gfc-muted, #6b7681);
	opacity: 0.85;
}

/* ---------------------------------------------------------------- */
/* Pilulky (klikací dlaždice)                                        */
/* ---------------------------------------------------------------- */

/* Pevná mřížka — dlaždice mají stejnou šířku; poslední řádek zarovnán vlevo
   (auto-fill zachová prázdné sloupce), takže se 4. držák neroztáhne přes celý řádek. */
.gfc4-pills {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	gap: 10px;
}

.gfc4-pills--mount {
	grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

.gfc4-pill {
	position: relative;
	margin: 0;
	cursor: pointer;
}

/* skrytý radio (dostupný pro klávesnici) */
.gfc4-pill input {
	position: absolute;
	opacity: 0;
	width: 0;
	height: 0;
	pointer-events: none;
}

.gfc4-pill__in {
	display: flex;
	align-items: center;
	gap: 12px;
	height: 100%;
	padding: 12px 14px;
	border: 1.5px solid var(--gfc-line, #e3e6ea);
	border-radius: 14px;
	background: #fff;
	transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.gfc4-pill:hover .gfc4-pill__in {
	border-color: color-mix(in srgb, var(--gfc4-accent) 45%, #e3e6ea);
	box-shadow: 0 8px 20px -16px rgba(20, 40, 70, 0.6);
}

.gfc4-pill input:focus-visible + .gfc4-pill__in {
	outline: 2px solid var(--gfc4-accent);
	outline-offset: 2px;
}

.gfc4-pill input:checked + .gfc4-pill__in {
	border-color: var(--gfc4-accent);
	background: color-mix(in srgb, var(--gfc4-accent) 7%, #fff);
	box-shadow: 0 10px 26px -16px rgba(0, 87, 184, 0.55);
}

.gfc4-pill__text {
	display: flex;
	flex-direction: column;
	gap: 1px;
	min-width: 0;
	line-height: 1.25;
}

.gfc4-pill__text strong {
	font-size: 14px;
	color: var(--gfc-ink, #23303a);
}

.gfc4-pill__text small {
	font-size: 12px;
	color: var(--gfc-muted, #6b7681);
}

/* Cena na vlastním řádku — zřetelně oddělená od názvu. */
.gfc4-pill__price {
	display: block;
	margin-top: 3px;
	font-size: 13px;
	font-weight: 700;
	color: var(--gfc4-accent);
}

/* zaškrtnutí v rohu */
.gfc4-pill__check {
	margin-left: auto;
	flex-shrink: 0;
	width: 20px;
	height: 20px;
	border-radius: 50%;
	border: 1.5px solid var(--gfc-line, #d7dbe0);
	background: #fff;
	transition: border-color 0.15s ease, background 0.15s ease;
}

.gfc4-pill input:checked + .gfc4-pill__in .gfc4-pill__check {
	border-color: var(--gfc4-accent);
	background: var(--gfc4-accent)
		url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E")
		center / 13px no-repeat;
}

/* vzorek barvy skla */
.gfc4-pill__swatch {
	flex-shrink: 0;
	width: 26px;
	height: 26px;
	border-radius: 8px;
	border: 1px solid rgba(0, 0, 0, 0.14);
	box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

/* fotka držáku */
.gfc4-pill__img {
	flex-shrink: 0;
	width: 46px;
	height: 38px;
	object-fit: contain;
	border-radius: 8px;
	background: #fff;
}

/* ikona způsobu montáže (z v2) zmenšená do pilulky */
.gfc4-pills--mount .gfc2-mount-ico {
	flex-shrink: 0;
	width: 34px;
	height: 34px;
	margin: 0;
}

/* ---------------------------------------------------------------- */
/* Rozměry — pole + drobné vstupy                                    */
/* ---------------------------------------------------------------- */

.gfc4-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 12px 16px;
	margin-top: 14px;
}

.gfc4-grid .gfc-field {
	margin: 0;
}

.gfc4-add-field {
	margin-top: 12px;
	width: 100%;
	border: 2px dashed var(--gfc4-accent);
	background: color-mix(in srgb, var(--gfc4-accent) 8%, #fff);
	color: var(--gfc4-accent);
	font-weight: 700;
	font-size: 15px;
	padding: 13px 16px;
	border-radius: 12px;
}

.gfc4-add-field:hover {
	background: color-mix(in srgb, var(--gfc4-accent) 16%, #fff);
}

/* Rozklikávací „Upravit výchozí parametry plotu" — schová výšku/podezdívku/odsazení */
.gfc4-advanced {
	margin-top: 14px;
	border: 1px dashed var(--gfc-line, #d7dbe0);
	border-radius: 12px;
	overflow: hidden;
}

.gfc4-advanced > summary {
	cursor: pointer;
	list-style: none;
	padding: 11px 14px;
	font-size: 13px;
	font-weight: 700;
	color: var(--gfc-muted, #6b7681);
	user-select: none;
}

.gfc4-advanced > summary::-webkit-details-marker { display: none; }
.gfc4-advanced[open] > summary { border-bottom: 1px dashed var(--gfc-line, #d7dbe0); }
.gfc4-advanced .gfc4-grid { margin: 0; padding: 14px; }

/* Rozpis ceny pod cenou (levý sloupec) */
.gfc4-breakdown {
	margin: 0;
	border: 1px solid var(--gfc-line, #e3e6ea);
	border-radius: var(--gfc4-radius);
	background: #fff;
	overflow: hidden;
}

.gfc4-breakdown > summary {
	cursor: pointer;
	list-style: none;
	padding: 12px 16px;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--gfc-muted, #6b7681);
	user-select: none;
}

.gfc4-breakdown > summary::-webkit-details-marker { display: none; }
.gfc4-breakdown[open] > summary { border-bottom: 1px solid var(--gfc-line, #e3e6ea); }
.gfc4-breakdown .gfc-summary { margin: 0; padding: 12px 16px 16px; border: 0; background: none; }
.gfc4-breakdown .gfc-summary__heading { margin-top: 0; }

/* Rozpis bez DPH / s DPH (jako v cenové nabídce) */
.gfc4-sum { width: 100%; border-collapse: collapse; font-size: 13px; }
.gfc4-sum th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .03em; color: var(--gfc-muted, #6b7681); padding: 0 0 6px; border-bottom: 1px solid var(--gfc-line, #e3e6ea); }
.gfc4-sum td { padding: 8px 0; border-bottom: 1px solid var(--gfc-line, #eef1f4); vertical-align: top; }
.gfc4-sum__num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; width: 84px; }
.gfc4-sum__item strong { display: block; }
.gfc4-sum__item small { display: block; color: var(--gfc-muted, #6b7681); font-size: 11px; margin-top: 1px; }
.gfc4-sum__sub td { border-bottom: none; padding: 3px 0; color: var(--gfc-muted, #6b7681); }
.gfc4-sum__sub .gfc4-sum__k { text-align: right; }
.gfc4-sum__grand td { border-top: 2px solid var(--gfc-ink, #23303a); border-bottom: none; padding-top: 8px; font-weight: 800; font-size: 15px; }
.gfc4-sum__grand .gfc4-sum__k { text-align: right; }

/* Tlačítko „Stáhnout cenovou nabídku (PDF)" */
.gfc4-quote-btn {
	margin-top: 10px;
}

/* ---------------------------------------------------------------- */
/* Souhrn (rozklikávací, legacy)                                     */
/* ---------------------------------------------------------------- */

.gfc4-summary-wrap {
	border: 1px solid var(--gfc-line, #e3e6ea);
	border-radius: var(--gfc4-radius);
	background: var(--gfc-bg-soft, #f6f9fc);
	overflow: hidden;
}

.gfc4-summary-wrap > summary {
	cursor: pointer;
	list-style: none;
	padding: 13px 18px;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--gfc-muted, #6b7681);
	user-select: none;
}

.gfc4-summary-wrap > summary::-webkit-details-marker {
	display: none;
}

.gfc4-summary-wrap[open] > summary {
	border-bottom: 1px solid var(--gfc-line, #e3e6ea);
}

.gfc4-summary-wrap .gfc-summary {
	margin: 0;
	padding: 14px 18px 18px;
	border: 0;
	background: none;
}

/* ---------------------------------------------------------------- */
/* Responsivní — pod 960 px jeden sloupec, náhled už není sticky     */
/* ---------------------------------------------------------------- */

@media (max-width: 960px) {
	.gfc4-layout {
		grid-template-columns: 1fr;
		gap: 24px;
	}
	.gfc4-stage {
		position: static;
	}
}

@media (max-width: 480px) {
	.gfc4-grid {
		grid-template-columns: 1fr;
	}
	.gfc4-pill {
		flex: 1 1 100%;
	}
}