/*
Theme Name: IEC61850 Course
Theme URI: https://en.iec61850.ir/
Author: IEC 61850 Course
Description: Presentation theme for the single-product IEC 61850 course site. Business logic lives in the IEC61850 Course plugin.
Version: 0.2.1
Requires at least: 6.4
Tested up to: 6.6
Requires PHP: 8.2
Text Domain: iec61850-course-theme
*/

:root {
	--iec-ink: #12211e;
	--iec-paper: #f3f0e8;
	--iec-panel: #fffcf7;
	--iec-line: #d5cfc3;
	--iec-muted: #3e4c47;
	--iec-signal: #0e4c48;
	--iec-focus: #0e4c48;
	--iec-inverse: #f7f4ee;
	--iec-space: clamp(3.5rem, 7vw, 6rem);
	--iec-content: 72rem;
	--iec-font: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
	--iec-serif: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
	--iec-radius: 1rem;
	--iec-shadow: 0 18px 40px rgba(18, 33, 30, 0.06);
}

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

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	color: var(--iec-ink);
	background: var(--iec-paper);
	font-family: var(--iec-font);
	font-size: 1.0625rem;
	line-height: 1.6;
	overflow-x: clip;
}

img,
svg {
	max-width: 100%;
	height: auto;
}

a {
	color: var(--iec-signal);
}

:focus {
	outline: 3px solid var(--iec-focus);
	outline-offset: 3px;
}

:focus:not(:focus-visible) {
	outline: none;
}

.iec-skip {
	position: absolute;
	left: 1rem;
	top: 0;
	transform: translateY(-120%);
	background: var(--iec-ink);
	color: var(--iec-inverse);
	padding: 0.75rem 1rem;
	z-index: 30;
}

.iec-skip:focus,
.iec-skip:focus-visible {
	transform: none;
}

.screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.iec-wrap {
	width: min(var(--iec-content), calc(100% - 2rem));
	margin-inline: auto;
}

.iec-kicker {
	margin: 0 0 0.75rem;
	color: var(--iec-signal);
	font-size: 0.8125rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.iec-header {
	position: sticky;
	top: 0;
	z-index: 20;
	border-bottom: 1px solid var(--iec-line);
	background: rgba(243, 240, 232, 0.94);
}

.iec-header__bar,
.iec-header__panel {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem 1.25rem;
}

.iec-header__bar {
	justify-content: space-between;
	min-height: 4.5rem;
}

.iec-header__panel {
	flex: 1 1 100%;
	justify-content: flex-end;
}

.iec-brand {
	display: inline-flex;
	align-items: center;
	gap: 0.65rem;
	min-height: 2.75rem;
	color: var(--iec-ink);
	font-weight: 700;
	text-decoration: none;
}

.iec-brand__mark {
	display: block;
	flex: 0 0 auto;
}

.iec-nav ul,
.iec-footer__nav ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.25rem 1rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.iec-nav a,
.iec-footer__nav a,
.iec-nav-toggle {
	display: inline-flex;
	align-items: center;
	min-height: 2.75rem;
	color: var(--iec-ink);
	text-decoration: none;
}

.iec-nav-toggle {
	border: 1px solid var(--iec-line);
	border-radius: 999px;
	background: var(--iec-panel);
	padding: 0 1rem;
	font: inherit;
	font-weight: 700;
	cursor: pointer;
}

.iec-nav-toggle[hidden] {
	display: none !important;
}

.iec-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.35rem;
	min-height: 2.75rem;
	padding: 0.65rem 1.15rem;
	border: 1px solid var(--iec-ink);
	border-radius: 999px;
	background: var(--iec-ink);
	color: var(--iec-inverse);
	font: inherit;
	font-weight: 700;
	text-decoration: none;
	cursor: pointer;
}

.iec-button--ghost {
	background: transparent;
	color: var(--iec-ink);
}

.iec-button--inverse {
	background: var(--iec-inverse);
	color: var(--iec-ink);
}

.iec-checkout-form {
	display: contents;
}

.iec-enroll-status:empty {
	display: none;
}

.iec-enroll-status {
	flex-basis: 100%;
	margin: 0.35rem 0 0;
	color: var(--iec-muted);
	font-size: 0.875rem;
}

.iec-hero {
	padding: 2.5rem 0 1rem;
}

.iec-hero__grid,
.iec-split,
.iec-instructor,
.iec-footer__grid {
	display: grid;
	gap: 1.5rem;
}

.iec-hero h1,
.iec-page h1,
.iec-final h2,
.iec-section h2 {
	margin: 0 0 0.85rem;
	font-family: var(--iec-serif);
	font-weight: 600;
	letter-spacing: -0.03em;
	line-height: 1.12;
}

.iec-hero h1 {
	font-size: clamp(2.1rem, 5vw, 4rem);
}

.iec-section h2,
.iec-final h2,
.iec-page h1 {
	font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.iec-lead,
.iec-section__intro p,
.iec-prose p,
.iec-video__note {
	max-width: 40rem;
	color: var(--iec-muted);
}

.iec-price {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	gap: 0.75rem;
	margin: 1.5rem 0 0.25rem;
}

.iec-price__label {
	color: var(--iec-muted);
	font-size: 0.875rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.iec-price__value {
	font-family: var(--iec-serif);
	font-size: clamp(2rem, 4vw, 3rem);
	line-height: 1;
}

.iec-offer {
	margin-top: 0;
	font-weight: 700;
}

.iec-actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem 1rem;
	margin-top: 1.25rem;
}

.iec-schematic {
	margin: 0;
	padding: 1rem;
	border-radius: calc(var(--iec-radius) + 0.25rem);
	background:
		linear-gradient(to right, rgba(231, 240, 238, 0.08) 1px, transparent 1px),
		linear-gradient(to bottom, rgba(231, 240, 238, 0.08) 1px, transparent 1px),
		#12211e;
	background-size: 28px 28px, 28px 28px, auto;
	color: #e7f0ee;
	box-shadow: var(--iec-shadow);
}

.iec-schematic svg {
	display: block;
	width: 100%;
}

.iec-schematic figcaption {
	margin-top: 0.75rem;
	color: #c5d5d1;
	font-size: 0.875rem;
}

.iec-section {
	padding: var(--iec-space) 0;
}

.iec-section--alt {
	background: rgba(255, 252, 247, 0.72);
	border-block: 1px solid var(--iec-line);
}

.iec-section__intro {
	max-width: 42rem;
	margin-bottom: 1.75rem;
}

.iec-cards,
.iec-tools,
.iec-audience,
.iec-outcomes,
.iec-points,
.iec-tags {
	margin: 0;
	padding: 0;
	list-style: none;
}

.iec-cards,
.iec-tools {
	display: grid;
	gap: 1rem;
}

.iec-card,
.iec-module,
.iec-faq__item,
.iec-page .iec-panel {
	background: var(--iec-panel);
	border: 1px solid var(--iec-line);
	border-radius: var(--iec-radius);
	box-shadow: var(--iec-shadow);
}

.iec-card {
	padding: 1.15rem 1.15rem 1.25rem;
}

.iec-card h3,
.iec-module__title,
.iec-faq__item h3 {
	margin: 0 0 0.4rem;
	font-size: 1.125rem;
	line-height: 1.3;
}

.iec-card p,
.iec-module p,
.iec-faq__item p {
	margin: 0;
	color: var(--iec-muted);
}

.iec-card__index,
.iec-module__index {
	display: block;
	margin-bottom: 0.8rem;
	color: var(--iec-signal);
	font-size: 0.8125rem;
	font-weight: 700;
	letter-spacing: 0.08em;
}

.iec-outcomes,
.iec-points {
	display: grid;
	gap: 0.75rem;
}

.iec-outcomes li,
.iec-points li,
.iec-audience li {
	padding-left: 1rem;
	border-left: 3px solid var(--iec-signal);
}

.iec-modules,
.iec-faq {
	display: grid;
	gap: 0.75rem;
}

.iec-module summary,
.iec-faq__item summary {
	display: flex;
	align-items: center;
	gap: 0.85rem;
	min-height: 3.25rem;
	padding: 0.85rem 1rem;
	cursor: pointer;
	list-style: none;
}

.iec-module summary::-webkit-details-marker,
.iec-faq__item summary::-webkit-details-marker {
	display: none;
}

.iec-module summary::after,
.iec-faq__item summary::after {
	content: "+";
	margin-left: auto;
	color: var(--iec-signal);
	font-weight: 700;
}

.iec-module[open] summary::after,
.iec-faq__item[open] summary::after {
	content: "–";
}

.iec-module__index {
	margin: 0;
}

.iec-module__title {
	display: flex;
	align-items: baseline;
	gap: 0.85rem;
	flex: 1;
}

.iec-module__title,
.iec-faq__item h3 {
	margin: 0;
}

.iec-module p,
.iec-faq__item p {
	padding: 0 1rem 1rem 1rem;
}

.iec-faq__item summary {
	align-items: flex-start;
}

.iec-video__note {
	margin-top: 0;
}

.iec-video {
	margin-top: 1rem;
	background: #12211e;
	border-radius: var(--iec-radius);
	overflow: hidden;
	aspect-ratio: 16 / 9;
}

.iec-video__play,
.iec-video__frame {
	display: flex;
	width: 100%;
	height: 100%;
	min-height: 12rem;
}

.iec-video__play {
	align-items: center;
	justify-content: center;
	gap: 0.75rem;
	padding: 1rem;
	color: var(--iec-inverse);
	font-weight: 700;
	text-align: center;
	text-decoration: none;
}

.iec-video__glyph {
	width: 2.75rem;
	height: 2.75rem;
	border: 2px solid currentColor;
	border-radius: 50%;
	position: relative;
	flex: 0 0 auto;
}

.iec-video__glyph::before {
	content: "";
	position: absolute;
	top: 0.7rem;
	left: 1rem;
	border-style: solid;
	border-width: 0.55rem 0 0.55rem 0.85rem;
	border-color: transparent transparent transparent currentColor;
}

.iec-video__frame {
	border: 0;
}

.iec-audience {
	display: grid;
	gap: 0.75rem;
}

.iec-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.iec-tags li {
	padding: 0.4rem 0.75rem;
	border: 1px solid var(--iec-line);
	border-radius: 999px;
	background: var(--iec-panel);
}

.iec-instructor {
	align-items: center;
}

.iec-monogram {
	display: grid;
	place-items: center;
	width: 6.5rem;
	height: 6.5rem;
	border-radius: 1.25rem;
	background: var(--iec-ink);
	color: var(--iec-inverse);
	font-family: var(--iec-serif);
	font-size: 2rem;
}

.iec-final {
	padding: var(--iec-space) 0;
	background: var(--iec-ink);
	color: var(--iec-inverse);
}

.iec-final p {
	max-width: 36rem;
	color: #d5e0dc;
}

.iec-final .iec-enroll-status {
	color: #d5e0dc;
}

.iec-footer {
	padding: 2.5rem 0;
	background: #0d1917;
	color: #d5e0dc;
}

.iec-footer a,
.iec-footer .iec-brand {
	color: inherit;
}

.iec-footer p {
	max-width: 28rem;
}

.iec-footer__copy {
	margin: 0;
}

.iec-main {
	padding: 3rem 0 4rem;
}

.iec-page .iec-panel {
	padding: 1.25rem;
}

#enroll,
.iec-section {
	scroll-margin-top: 6rem;
}

.iec-final :focus,
.iec-footer :focus,
.iec-schematic :focus,
.iec-video__play:focus {
	outline-color: var(--iec-inverse);
}

@media (min-width: 700px) {
	.iec-cards {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.iec-tools,
	.iec-audience {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 960px) {
	.iec-nav-toggle {
		display: none;
	}

	.iec-header__panel {
		flex: 1 1 auto;
	}

	.iec-hero__grid,
	.iec-split,
	.iec-instructor {
		grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
		align-items: center;
	}

	.iec-footer__grid {
		grid-template-columns: minmax(0, 1.1fr) minmax(16rem, 0.9fr);
		align-items: start;
	}

	.iec-footer__copy {
		grid-column: 1 / -1;
	}

	.iec-tools {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

@media (min-width: 1200px) {
	.iec-header__bar,
	.iec-header__panel {
		flex-wrap: nowrap;
	}
}

@media (max-width: 959px) {
	.iec-js .iec-header__panel {
		display: none;
		padding-bottom: 1rem;
	}

	.iec-js .iec-header__panel.is-open {
		display: flex;
		flex-direction: column;
		align-items: stretch;
	}

	.iec-js .iec-nav-toggle {
		display: inline-flex;
	}

	.iec-js .iec-nav ul,
	.iec-js .iec-header__panel .iec-button {
		width: 100%;
	}
}

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

	*,
	*::before,
	*::after {
		animation: none !important;
		transition: none !important;
	}
}