/* MD17 广告位：与主题粉线、圆角、底栏留白统一（勿用 {inc} 嵌套，故独立为静态 CSS） */
:root {
	--md17-ad-px: 10px;
	--md17-ad-radius: 8px;
	--md17-ad-accent: rgba(255, 63, 96, 0.14);
	--md17-ad-line: rgba(255, 255, 255, 0.08);
	/* 应用宫格：与整站深色底统一，避免大块亮白 */
	--md17-icongrid-panel-bg: linear-gradient(
		165deg,
		rgba(42, 38, 58, 0.88) 0%,
		rgba(22, 22, 32, 0.94) 100%
	);
	--md17-icongrid-panel-border: rgba(255, 255, 255, 0.1);
	--md17-icongrid-text: rgba(255, 255, 255, 0.88);
	--md17-icongrid-text-muted: rgba(255, 255, 255, 0.52);
	--md17-icongrid-tile-bg: rgba(255, 255, 255, 0.94);
	--md17-icongrid-tile-edge: rgba(255, 255, 255, 0.12);
}
.md17-ad { box-sizing: border-box; width: 100%; }
.md17-ad .nn-ad,
.md17-ad .nn-ad-icon-grid-wrap { max-width: 100%; }
/* 宫格内图标：必须压过下面 .md17-ad img 的 height:auto，否则会被拉成竖长条 */
.md17-ad .nn-ad-icon-img img,
.md17-ad--icongrid .nn-ad-icon-img img {
	width: 100% !important;
	height: 100% !important;
	max-width: none !important;
	max-height: none !important;
	object-fit: cover;
	object-position: center;
	margin: 0 !important;
	display: block;
	vertical-align: top;
}
.md17-ad img {
	max-width: 100% !important;
	height: auto !important;
	display: block;
	margin: 0 auto;
	vertical-align: middle;
}
.md17-ad--nav {
	padding: 6px var(--md17-ad-px);
	border-bottom: 1px solid var(--md17-ad-line);
	background: linear-gradient(180deg, rgba(0,0,0,.25) 0%, transparent 100%);
}
.md17-ad--hero {
	padding: var(--md17-ad-px);
}
.md17-ad--hero .nn-ad:not(.nn-ad-html) {
	border-radius: var(--md17-ad-radius);
	overflow: hidden;
	box-shadow: 0 2px 12px rgba(0,0,0,.35);
}
.md17-ad--card {
	padding: 0 var(--md17-ad-px) var(--md17-ad-px);
	max-width: 520px;
	margin: 0 auto;
}
.md17-ad--card .nn-ad {
	border-radius: var(--md17-ad-radius);
	border: 1px solid var(--md17-ad-line);
	background: var(--md17-ad-accent);
	padding: 8px;
}
.md17-ad--between-sections {
	padding: 12px var(--md17-ad-px);
	margin: 0;
	background: rgba(0,0,0,.2);
	border-top: 1px solid var(--md17-ad-line);
	border-bottom: 1px solid var(--md17-ad-line);
}
.md17-ad--list {
	padding: 10px var(--md17-ad-px);
	background: rgba(0,0,0,.18);
	border-bottom: 1px solid var(--md17-ad-line);
}
.md17-ad--player {
	padding: 10px var(--md17-ad-px);
	background: rgba(0,0,0,.35);
}
.md17-ad--footer {
	padding: 12px var(--md17-ad-px);
	background: #141417;
	border-top: 1px solid var(--md17-ad-line);
}
.md17-ad-fab {
	position: fixed;
	right: 8px;
	bottom: calc(50px + env(safe-area-inset-bottom, 0px));
	z-index: 99998;
	max-width: 36vw;
	pointer-events: auto;
}
.md17-ad-fab .nn-fab-ad {
	margin: 0;
	position: relative;
	display: inline-block;
	max-width: 100%;
	overflow: visible;
	vertical-align: top;
}
.md17-ad-fab .nn-fab-ad .nn-ad {
	margin: 0;
}
/* 关闭按钮（dabao 主题在 style.css 里定义，MD17 需自带，否则 × 无尺寸/不可见） */
.md17-ad-fab .nn-fab-ad-close {
	position: absolute;
	top: -10px;
	right: -8px;
	width: 26px;
	height: 26px;
	line-height: 24px;
	padding: 0;
	margin: 0;
	border: 2px solid rgba(255, 255, 255, 0.85);
	border-radius: 50%;
	background: linear-gradient(145deg, #ff3f60 0%, #b01028 100%);
	color: #fff;
	font-size: 16px;
	font-weight: 700;
	cursor: pointer;
	/* 高于悬浮图、略低于全屏遮罩，保证 × 可点 */
	z-index: 100050;
	pointer-events: auto;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.45);
	-webkit-tap-highlight-color: transparent;
	display: flex;
	align-items: center;
	justify-content: center;
}
.md17-ad-fab .nn-fab-ad .nn-ad {
	position: relative;
	z-index: 1;
}
.md17-ad-fab .nn-fab-ad-close:active {
	opacity: 0.92;
	transform: scale(0.96);
}

/* ---------- 应用小图标宫格（多列网格 + 统一单元尺寸；不依赖仅 .md17-ad--icongrid 命中） ---------- */
.md17-ad--icongrid {
	--md17-icongrid-icon: 56px;
	--md17-icongrid-title-h: 30px;
	padding: 8px var(--md17-ad-px) 10px;
	width: 100%;
	min-width: 0;
	box-sizing: border-box;
}
/* 宫格骨架：直接作用在 .nn-ad-icon-grid-wrap，避免父级未带 --icongrid 时退化成纵向堆叠 */
.md17-ad .nn-ad-icon-grid-wrap {
	--md17-icongrid-icon: 56px;
	--md17-icongrid-title-h: 30px;
	display: grid !important;
	width: 100% !important;
	max-width: 100% !important;
	box-sizing: border-box;
	/* 自动多列：保证窄屏也是横排宫格，不会一条竖线 */
	grid-template-columns: repeat(auto-fill, minmax(68px, 1fr));
	gap: 12px 10px;
	padding: 14px 12px;
	background: var(--md17-icongrid-panel-bg);
	border-radius: 12px;
	border: 1px solid var(--md17-icongrid-panel-border);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.06),
		0 6px 24px rgba(0, 0, 0, 0.35);
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	justify-items: center;
	align-items: start;
}
.md17-ad--player .nn-ad-icon-grid-wrap {
	background: linear-gradient(
		165deg,
		rgba(36, 34, 48, 0.92) 0%,
		rgba(18, 18, 26, 0.96) 100%
	);
}
/* 每个格子：占满网格单元，图标+标题上下结构（禁止被误设成横排） */
.md17-ad .nn-ad-index_icon_grid,
.md17-ad .nn-ad-player_icon_grid {
	margin: 0;
	min-width: 0;
	width: 100%;
	max-width: 100%;
	display: flex;
	flex-direction: column;
	align-items: center;
	align-self: stretch;
	justify-self: stretch;
	box-sizing: border-box;
}
.md17-ad .nn-ad-icon-link {
	box-sizing: border-box;
	width: 100%;
	max-width: 100%;
	min-width: 0;
	min-height: calc(var(--md17-icongrid-icon) + 8px + var(--md17-icongrid-title-h));
	display: flex !important;
	flex-direction: column !important;
	flex-wrap: nowrap !important;
	align-items: center !important;
	justify-content: flex-start;
	text-align: center;
	text-decoration: none;
	color: var(--md17-icongrid-text);
	-webkit-tap-highlight-color: transparent;
}
.md17-ad .nn-ad-icon-figure {
	position: relative;
	flex: 0 0 var(--md17-icongrid-icon);
	width: var(--md17-icongrid-icon);
	height: var(--md17-icongrid-icon);
	max-width: var(--md17-icongrid-icon);
	max-height: var(--md17-icongrid-icon);
	margin: 0 0 8px;
	box-sizing: border-box;
}
.md17-ad .nn-ad-icon-img {
	display: block;
	box-sizing: border-box;
	width: 100%;
	height: 100%;
	min-width: 0;
	min-height: 0;
	border-radius: 22%;
	overflow: hidden;
	box-shadow:
		0 2px 10px rgba(0, 0, 0, 0.45),
		inset 0 0 0 1px var(--md17-icongrid-tile-edge);
	background: var(--md17-icongrid-tile-bg);
	aspect-ratio: 1 / 1;
}
.md17-ad .nn-ad-icon-badge {
	position: absolute;
	top: -4px;
	right: -6px;
	padding: 1px 5px;
	font-size: 9px;
	font-weight: 700;
	line-height: 1.2;
	letter-spacing: 0.02em;
	color: #fff;
	background: linear-gradient(135deg, #ff3b30 0%, #e62822 100%);
	border-radius: 4px;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
	pointer-events: none;
	max-width: 42px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
.md17-ad .nn-ad-icon-title {
	box-sizing: border-box;
	width: 100%;
	max-width: 100%;
	height: var(--md17-icongrid-title-h);
	min-height: var(--md17-icongrid-title-h);
	font-size: 11px;
	line-height: 15px;
	color: var(--md17-icongrid-text-muted);
	overflow: hidden;
	text-align: center;
	word-break: break-all;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	line-clamp: 2;
}
@media (min-width: 480px) {
	.md17-ad .nn-ad-icon-grid-wrap {
		grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
		gap: 14px 12px;
	}
}
@media (min-width: 900px) {
	.md17-ad .nn-ad-icon-grid-wrap {
		grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
		padding: 16px 14px;
	}
}