/**
 * Nisargo Natural Care - Unified Child Theme Footer Styles
 *
 * Dedicated stylesheet for semantic, SEO-friendly, botanical child theme footer.
 * Replaces heavy legacy Elementor Theme Builder footer styles (Template ID 386).
 *
 * Enforces crisp responsive layout:
 * - Desktop: 4 balanced columns (Brand, Quick Links, Categories, Contact & Support)
 * - Tablet: Clean 2x2 grid
 * - Mobile: Single-column accessible stack with 44px+ touch targets and zero overflow
 */

:root {
	--nisargo-footer-bg: #143A26;
	--nisargo-footer-bg-grad: linear-gradient(180deg, #173E29 0%, #0E271A 100%);
	--nisargo-footer-text: #E5EFE7;
	--nisargo-footer-muted: #A3BBA9;
	--nisargo-footer-heading: #FFFFFF;
	--nisargo-footer-accent: #9BC567;
	--nisargo-footer-accent-hover: #B2DE7E;
	--nisargo-footer-border: rgba(255, 255, 255, 0.11);
	--nisargo-footer-subtle-bg: rgba(255, 255, 255, 0.07);
	--nisargo-footer-font: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Base Footer Element */
footer.nisargo-site-footer,
.nisargo-site-footer {
	position: relative;
	z-index: 10;
	width: 100%;
	max-width: 100%;
	box-sizing: border-box;
	background: var(--nisargo-footer-bg-grad);
	background-color: var(--nisargo-footer-bg);
	color: var(--nisargo-footer-text);
	font-family: var(--nisargo-footer-font);
	border-top: 3px solid #356D48;
	margin: 0;
	padding: 0;
	overflow-x: hidden;
	pointer-events: auto;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

/* Ensure box-sizing applies to all footer children */
.nisargo-site-footer *,
.nisargo-site-footer *::before,
.nisargo-site-footer *::after {
	box-sizing: border-box;
}

/* Inner Grid Container */
.nisargo-site-footer .nisargo-footer-inner {
	max-width: 1300px;
	width: 100%;
	margin: 0 auto;
	padding: 64px 24px 44px;
	display: grid;
	grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr) minmax(0, 1fr) minmax(0, 1.15fr);
	gap: 40px 32px;
	align-items: start;
	position: relative;
	z-index: 1;
}

/* Footer Columns */
.nisargo-site-footer .nisargo-footer-col {
	display: flex;
	flex-direction: column;
	min-width: 0;
	position: relative;
	z-index: 1;
}

/* Column 1: Brand Column */
.nisargo-site-footer .nisargo-footer-logo-link {
	display: inline-block;
	margin-bottom: 16px;
	text-decoration: none;
	outline: none;
	transition: opacity 0.2s ease;
	position: relative;
	z-index: 1;
	pointer-events: auto;
}

.nisargo-site-footer .nisargo-footer-logo-link:hover {
	opacity: 0.9;
}

.nisargo-site-footer .nisargo-footer-logo-link:focus-visible {
	outline: 2px solid var(--nisargo-footer-accent);
	outline-offset: 4px;
	border-radius: 4px;
}

.nisargo-site-footer .nisargo-footer-logo-img {
	display: block;
	max-width: 170px;
	height: auto;
	width: auto;
	object-fit: contain;
}

.nisargo-site-footer .nisargo-footer-desc {
	font-size: 14px;
	line-height: 1.75;
	color: #D1E0D7;
	margin: 0 0 22px 0;
	max-width: 380px;
}

/* Social Buttons */
.nisargo-site-footer .nisargo-footer-socials {
	display: flex;
	align-items: center;
	gap: 12px;
	position: relative;
	z-index: 1;
}

.nisargo-site-footer .nisargo-social-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	min-width: 44px;
	min-height: 44px;
	border-radius: 50%;
	background: var(--nisargo-footer-subtle-bg);
	border: 1px solid var(--nisargo-footer-border);
	color: #FFFFFF;
	text-decoration: none;
	position: relative;
	z-index: 1;
	pointer-events: auto;
	transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.nisargo-site-footer .nisargo-social-btn:hover {
	transform: translateY(-3px);
}

.nisargo-site-footer .nisargo-social-fb:hover {
	background: #1877F2;
	border-color: #1877F2;
	color: #FFFFFF;
	box-shadow: 0 6px 16px rgba(24, 119, 242, 0.35);
}

.nisargo-site-footer .nisargo-social-ig:hover {
	background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
	border-color: #d6249f;
	color: #FFFFFF;
	box-shadow: 0 6px 16px rgba(214, 36, 159, 0.35);
}

.nisargo-site-footer .nisargo-social-yt:hover {
	background: #FF0000;
	border-color: #FF0000;
	color: #FFFFFF;
	box-shadow: 0 6px 16px rgba(255, 0, 0, 0.35);
}

.nisargo-site-footer .nisargo-social-btn:focus-visible {
	outline: 2px solid var(--nisargo-footer-accent);
	outline-offset: 3px;
}

/* Accessibility: visually hidden screen-reader-text */
.nisargo-site-footer .screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	-webkit-clip-path: inset(50%);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute !important;
	width: 1px;
	word-wrap: normal !important;
}

/* Column Headings */
.nisargo-site-footer .nisargo-footer-heading {
	font-size: 17px;
	font-weight: 600;
	color: var(--nisargo-footer-heading);
	margin: 0 0 20px 0;
	padding-bottom: 11px;
	position: relative;
	letter-spacing: 0.2px;
}

.nisargo-site-footer .nisargo-footer-heading::after {
	content: '';
	position: absolute;
	left: 0;
	bottom: 0;
	width: 34px;
	height: 2.5px;
	background: var(--nisargo-footer-accent);
	border-radius: 2px;
}

/* Navigation Elements & Links (Column 2 & 3) */
.nisargo-site-footer .nisargo-footer-col nav {
	display: block;
	width: 100%;
}

.nisargo-site-footer .nisargo-footer-links {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 11px;
}

.nisargo-site-footer .nisargo-footer-link {
	display: inline-flex;
	align-items: center;
	color: var(--nisargo-footer-text);
	font-size: 14.5px;
	text-decoration: none;
	padding: 4px 0;
	min-height: 36px;
	position: relative;
	z-index: 1;
	pointer-events: auto;
	cursor: pointer;
	transition: color 0.2s ease, transform 0.2s ease;
}

.nisargo-site-footer .nisargo-footer-link:hover {
	color: var(--nisargo-footer-accent);
	transform: translateX(4px);
}

.nisargo-site-footer .nisargo-footer-link:focus-visible {
	outline: 2px solid var(--nisargo-footer-accent);
	outline-offset: 3px;
	border-radius: 2px;
}

/* Column 4: Contact & Customer Care */
.nisargo-site-footer .nisargo-footer-contact-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.nisargo-site-footer .nisargo-contact-item {
	display: flex;
	align-items: flex-start;
	gap: 12px;
}

.nisargo-site-footer .nisargo-contact-icon {
	flex-shrink: 0;
	width: 36px;
	height: 36px;
	border-radius: 8px;
	background: var(--nisargo-footer-subtle-bg);
	border: 1px solid var(--nisargo-footer-border);
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--nisargo-footer-accent);
	transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.nisargo-site-footer .nisargo-contact-item:hover .nisargo-contact-icon {
	background: rgba(155, 197, 103, 0.18);
	border-color: rgba(155, 197, 103, 0.35);
	color: var(--nisargo-footer-accent-hover);
	transform: translateY(-2px);
}

.nisargo-site-footer .nisargo-contact-detail {
	display: flex;
	flex-direction: column;
	gap: 2px;
	min-width: 0;
}

.nisargo-site-footer .nisargo-contact-label {
	font-size: 11.5px;
	font-weight: 500;
	color: var(--nisargo-footer-muted);
	text-transform: uppercase;
	letter-spacing: 0.5px;
}

.nisargo-site-footer .nisargo-contact-value {
	color: var(--nisargo-footer-text);
	font-size: 14.5px;
	font-weight: 500;
	line-height: 1.45;
}

.nisargo-site-footer .nisargo-contact-link {
	color: var(--nisargo-footer-text);
	font-size: 14.5px;
	font-weight: 500;
	line-height: 1.45;
	text-decoration: none;
	position: relative;
	z-index: 1;
	pointer-events: auto;
	cursor: pointer;
	transition: color 0.2s ease;
	word-break: break-word;
	padding: 2px 0;
	display: inline-block;
}

.nisargo-site-footer .nisargo-contact-link:hover {
	color: var(--nisargo-footer-accent);
}

.nisargo-site-footer .nisargo-contact-link:focus-visible {
	outline: 2px solid var(--nisargo-footer-accent);
	outline-offset: 3px;
	border-radius: 2px;
}

/* Bottom Bar */
.nisargo-site-footer .nisargo-footer-bottom {
	border-top: 1px solid var(--nisargo-footer-border);
	background: rgba(0, 0, 0, 0.18);
	position: relative;
	z-index: 2;
}

.nisargo-site-footer .nisargo-footer-bottom-inner {
	max-width: 1300px;
	width: 100%;
	margin: 0 auto;
	padding: 20px 24px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 16px;
	font-size: 13.5px;
	color: var(--nisargo-footer-muted);
}

/* Copyright & ZENOR BD Credit */
.nisargo-site-footer .nisargo-footer-copyright {
	line-height: 1.6;
	display: inline-flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 6px;
	position: relative;
	z-index: 2;
}

.nisargo-site-footer .nisargo-footer-copy-text {
	color: var(--nisargo-footer-muted);
}

.nisargo-site-footer .nisargo-footer-credit-sep {
	color: rgba(255, 255, 255, 0.28);
	margin: 0 3px;
}

.nisargo-site-footer .nisargo-footer-credit {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	color: var(--nisargo-footer-muted);
}

.nisargo-site-footer .nisargo-footer-credit-link {
	color: var(--nisargo-footer-text);
	text-decoration: none;
	font-weight: 600;
	border-bottom: 1px dotted rgba(255, 255, 255, 0.4);
	padding-bottom: 1px;
	position: relative;
	z-index: 2;
	pointer-events: auto;
	cursor: pointer;
	transition: color 0.2s ease, border-color 0.2s ease;
}

.nisargo-site-footer .nisargo-footer-credit-link strong {
	font-weight: 700;
	letter-spacing: 0.3px;
}

.nisargo-site-footer .nisargo-footer-credit-link:hover {
	color: var(--nisargo-footer-accent);
	border-bottom-color: var(--nisargo-footer-accent);
}

.nisargo-site-footer .nisargo-footer-credit-link:focus-visible {
	outline: 2px solid var(--nisargo-footer-accent);
	outline-offset: 3px;
	border-radius: 2px;
}

/* Back to Top Button */
.nisargo-site-footer .nisargo-footer-back-to-top {
	position: relative;
	z-index: 3;
}

.nisargo-site-footer .nisargo-back-to-top-btn {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	color: var(--nisargo-footer-text);
	background: var(--nisargo-footer-subtle-bg);
	border: 1px solid var(--nisargo-footer-border);
	padding: 8px 18px;
	border-radius: 30px;
	font-size: 13px;
	font-weight: 500;
	font-family: inherit;
	line-height: 1.4;
	cursor: pointer;
	text-decoration: none;
	position: relative;
	z-index: 3;
	pointer-events: auto;
	margin: 0;
	transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.nisargo-site-footer .nisargo-back-to-top-btn:hover {
	background: var(--nisargo-footer-accent);
	color: #0E271A;
	border-color: var(--nisargo-footer-accent);
	transform: translateY(-2px);
	box-shadow: 0 4px 12px rgba(155, 197, 103, 0.3);
}

.nisargo-site-footer .nisargo-back-to-top-btn:focus-visible {
	outline: 2px solid var(--nisargo-footer-accent);
	outline-offset: 3px;
}

.nisargo-site-footer .nisargo-icon-arrow-up {
	transition: transform 0.2s ease;
	flex-shrink: 0;
}

.nisargo-site-footer .nisargo-back-to-top-btn:hover .nisargo-icon-arrow-up {
	transform: translateY(-2px);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

/* Tablet (max-width: 1024px) */
@media screen and (max-width: 1024px) {
	.nisargo-site-footer .nisargo-footer-inner {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 36px 28px;
		padding: 50px 20px 36px;
	}

	.nisargo-site-footer .nisargo-footer-bottom-inner {
		padding: 18px 20px;
	}
}

/* Mobile (max-width: 640px) */
@media screen and (max-width: 640px) {
	.nisargo-site-footer .nisargo-footer-inner {
		grid-template-columns: 1fr;
		gap: 32px;
		padding: 40px 16px 28px;
	}

	.nisargo-site-footer .nisargo-footer-desc {
		max-width: 100%;
		font-size: 13.5px;
	}

	.nisargo-site-footer .nisargo-footer-heading {
		font-size: 16px;
		margin-bottom: 16px;
	}

	.nisargo-site-footer .nisargo-footer-link {
		min-height: 44px;
		font-size: 14px;
	}

	.nisargo-site-footer .nisargo-contact-item {
		min-height: 44px;
	}

	.nisargo-site-footer .nisargo-footer-bottom-inner {
		flex-direction: column;
		text-align: center;
		gap: 14px;
		padding: 18px 16px 28px;
	}

	.nisargo-site-footer .nisargo-footer-copyright {
		justify-content: center;
		text-align: center;
	}

	.nisargo-site-footer .nisargo-back-to-top-btn {
		align-self: center;
		min-height: 44px;
		padding: 10px 22px;
	}
}

/* Extra Small (max-width: 480px) */
@media screen and (max-width: 480px) {
	.nisargo-site-footer .nisargo-footer-credit-sep {
		display: none;
	}

	.nisargo-site-footer .nisargo-footer-credit {
		display: block;
		width: 100%;
		margin-top: 3px;
	}
}