/*
 * DAYUP 課程 — 前台播放頁。
 *
 * 刻意只定義版面與狀態色，字體和主色留給佈景主題決定，
 * 這樣裝到任何客戶站都不會跟原本的設計打架。
 */

.dc-player {
	--dc-gap: 24px;
	--dc-sidebar-w: 320px;
	--dc-border: rgba(0, 0, 0, .1);
	--dc-muted: rgba(0, 0, 0, .55);
	--dc-done: #14866d;
	--dc-current-bg: rgba(0, 0, 0, .05);

	display: flex;
	align-items: flex-start;
	gap: var(--dc-gap);
	max-width: 1400px;
	margin: 0 auto;
	padding: var(--dc-gap) 16px 64px;
	box-sizing: border-box;
}

@media (prefers-color-scheme: dark) {
	.dc-player {
		--dc-border: rgba(255, 255, 255, .16);
		--dc-muted: rgba(255, 255, 255, .6);
		--dc-current-bg: rgba(255, 255, 255, .08);
	}
}

/* ---------- 側邊目錄 ---------- */

.dc-sidebar {
	flex: 0 0 var(--dc-sidebar-w);
	width: var(--dc-sidebar-w);
	border: 1px solid var(--dc-border);
	border-radius: 10px;
	overflow: hidden;
	position: sticky;
	top: 24px;
	max-height: calc(100vh - 48px);
	display: flex;
	flex-direction: column;
}

.dc-sidebar-head {
	padding: 16px;
	border-bottom: 1px solid var(--dc-border);
}

.dc-back {
	font-size: .85em;
	color: var(--dc-muted);
	text-decoration: none;
}

.dc-course-title {
	margin: 8px 0 12px;
	font-size: 1.05em;
	line-height: 1.4;
}

.dc-progress-bar {
	height: 6px;
	border-radius: 999px;
	background: var(--dc-border);
	overflow: hidden;
}

.dc-progress-bar span {
	display: block;
	height: 100%;
	background: var(--dc-done);
	transition: width .3s ease;
}

.dc-progress-text {
	display: block;
	margin-top: 6px;
	font-size: .8em;
	color: var(--dc-muted);
}

.dc-toc {
	overflow-y: auto;
	padding: 8px 0 16px;
}

.dc-toc ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.dc-group-title {
	padding: 12px 16px 6px;
	font-size: .78em;
	font-weight: 700;
	letter-spacing: .04em;
	color: var(--dc-muted);
	text-transform: uppercase;
}

.dc-item-link {
	display: flex;
	align-items: flex-start;
	gap: 8px;
	padding: 9px 16px;
	font-size: .92em;
	line-height: 1.5;
	text-decoration: none;
	color: inherit;
}

a.dc-item-link:hover {
	background: var(--dc-current-bg);
}

.dc-item.is-current > .dc-item-link {
	background: var(--dc-current-bg);
	font-weight: 600;
}

.dc-item.is-done .dc-ico {
	color: var(--dc-done);
}

.dc-item.is-locked .dc-item-link {
	color: var(--dc-muted);
	cursor: default;
}

.dc-ico {
	flex: 0 0 auto;
	width: 1.1em;
	font-size: .9em;
	line-height: 1.6;
}

.dc-tag {
	margin-left: 6px;
	padding: 1px 6px;
	border: 1px solid var(--dc-border);
	border-radius: 4px;
	font-size: .72em;
	font-style: normal;
	color: var(--dc-muted);
}

/* ---------- 主內容 ---------- */

.dc-main {
	flex: 1 1 auto;
	min-width: 0;
}

.dc-toc-toggle {
	display: none;
	margin-bottom: 12px;
	padding: 8px 14px;
	border: 1px solid var(--dc-border);
	border-radius: 8px;
	background: transparent;
	color: inherit;
	font: inherit;
	cursor: pointer;
}

.dc-chapter-title {
	margin: 0 0 16px;
	font-size: 1.6em;
	line-height: 1.35;
}

.dc-video {
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 9;
	background: #000;
	border-radius: 10px;
	overflow: hidden;
	margin-bottom: 20px;
}

.dc-video iframe {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	border: 0;
}

.dc-content {
	line-height: 1.8;
}

.dc-content img {
	max-width: min(100%, 720px);
	height: auto;
}

.dc-actions {
	margin-top: 28px;
	padding-top: 20px;
	border-top: 1px solid var(--dc-border);
}

.dc-btn {
	display: inline-block;
	padding: 10px 20px;
	border: 1px solid currentColor;
	border-radius: 8px;
	background: transparent;
	color: inherit;
	font: inherit;
	text-decoration: none;
	cursor: pointer;
}

.dc-btn.is-done {
	border-color: var(--dc-done);
	color: var(--dc-done);
}

.dc-notice {
	padding: 16px;
	border: 1px solid var(--dc-border);
	border-radius: 8px;
	color: var(--dc-muted);
}

.dc-video-error {
	padding: 12px 16px;
	border: 1px solid #c33;
	border-radius: 8px;
	color: #c33;
}

/* ---------- 我的課程 ---------- */

.dc-my-courses {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
	gap: 20px;
}

.dc-mc-card {
	display: block;
	border: 1px solid var(--dc-border, rgba(0, 0, 0, .1));
	border-radius: 10px;
	overflow: hidden;
	text-decoration: none;
	color: inherit;
}

.dc-mc-thumb {
	display: block;
	aspect-ratio: 16 / 9;
	background-size: cover;
	background-position: center;
}

.dc-mc-body {
	display: block;
	padding: 14px;
}

.dc-mc-title {
	display: block;
	font-weight: 600;
	margin-bottom: 10px;
	line-height: 1.4;
}

.dc-mc-bar {
	display: block;
	height: 5px;
	border-radius: 999px;
	background: rgba(0, 0, 0, .1);
	overflow: hidden;
}

.dc-mc-bar span {
	display: block;
	height: 100%;
	background: #14866d;
}

.dc-mc-pct {
	display: block;
	margin-top: 6px;
	font-size: .8em;
	opacity: .6;
}

/* ---------- 手機 ---------- */

@media (max-width: 860px) {
	.dc-player {
		display: block;
		padding: 16px 16px 48px;
	}

	.dc-toc-toggle {
		display: inline-block;
	}

	.dc-sidebar {
		position: static;
		width: auto;
		max-height: none;
		margin-bottom: 20px;
		display: none;
	}

	.dc-sidebar.is-open {
		display: flex;
	}

	.dc-chapter-title {
		font-size: 1.3em;
	}
}

/* ---------- 課程大綱（銷售頁用） ---------- */

.dc-outline {
	--dc-border: rgba(0, 0, 0, .12);
	--dc-muted: rgba(0, 0, 0, .55);
	border: 1px solid var(--dc-border);
	border-radius: 10px;
	overflow: hidden;
}

@media (prefers-color-scheme: dark) {
	.dc-outline {
		--dc-border: rgba(255, 255, 255, .18);
		--dc-muted: rgba(255, 255, 255, .62);
	}
}

.dc-outline-head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 12px;
	flex-wrap: wrap;
	padding: 14px 16px;
	border-bottom: 1px solid var(--dc-border);
}

.dc-outline-title {
	margin: 0;
	font-size: 1.05em;
	line-height: 1.4;
}

.dc-outline-meta {
	font-size: .85em;
	color: var(--dc-muted);
}

.dc-outline ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.dc-outline-group-title {
	padding: 12px 16px 6px;
	font-size: .78em;
	font-weight: 700;
	letter-spacing: .04em;
	color: var(--dc-muted);
}

.dc-outline-item > a,
.dc-outline-item > .dc-ico {
	display: flex;
	align-items: flex-start;
	gap: 8px;
	padding: 10px 16px;
	font-size: .94em;
	line-height: 1.55;
	color: inherit;
	text-decoration: none;
}

.dc-outline-item {
	border-top: 1px solid rgba(128, 128, 128, .14);
}

.dc-outline-item:first-child {
	border-top: 0;
}

.dc-outline-item > a:hover {
	background: rgba(128, 128, 128, .08);
}

.dc-outline-item.is-locked {
	display: flex;
	align-items: flex-start;
	gap: 8px;
	padding: 10px 16px;
	font-size: .94em;
	line-height: 1.55;
	color: var(--dc-muted);
}

.dc-outline-name {
	flex: 1 1 auto;
	min-width: 0;
}

.dc-outline-dur {
	flex: 0 0 auto;
	font-size: .85em;
	color: var(--dc-muted);
	font-variant-numeric: tabular-nums;
}

/* ---------------------------------------------------------------
   播放頁的頁首殘留元件
   播放頁不是 Elementor 文件，Elementor 不會替頁首的 WooCommerce
   購物車元件載入它自己的樣式，結果那個抽屜少了收合規則，
   在手機上會整片蓋住畫面而且關不掉。
   學員在看課時也用不到購物車，直接收起來。
   --------------------------------------------------------------- */
body.dc-learn-page .elementor-menu-cart__wrapper,
body.dc-learn-page .elementor-menu-cart__container,
body.dc-learn-page .elementor-menu-cart__toggle {
	display: none !important;
}