@charset "utf-8";

/* 首页「实用工具 烦恼无忧」v2（2026-11-03）
   在 css/index.css 之后加载，沿用首页极致光语言：蓝紫极光、玻璃卡、渐变标题
   仅覆盖视觉，不改任何链接与结构语义 */

.utility-showcase {
	--u-blue: #2e6bff;
	--u-violet: #7a5cff;
	--u-cyan: #54d8ff;
	align-items: stretch;
	height: auto;
	min-height: 460px;
}

/* ---------------- 左侧主面板 ---------------- */

.utility-showcase .utility-left {
	position: relative;
	isolation: isolate;
	overflow: hidden;
	padding: 0;
	border: 1px solid rgba(255, 255, 255, .92);
	border-radius: 24px;
	background:
		radial-gradient(120% 90% at 0% 0%, rgba(255, 255, 255, .92), rgba(255, 255, 255, 0) 56%),
		linear-gradient(128deg, #eaf8ff 0%, #e5eaff 42%, #efe5ff 72%, #e9f4ff 100%);
	box-shadow:
		0 34px 70px -54px rgba(20, 48, 110, .62),
		inset 0 1px 0 rgba(255, 255, 255, .85);
}

.utility-showcase .utility-left::before {
	content: "";
	position: absolute;
	inset: -40% -12% auto;
	height: 130%;
	z-index: -1;
	pointer-events: none;
	background:
		radial-gradient(circle at 16% 24%, rgba(84, 216, 255, .34), rgba(84, 216, 255, 0) 44%),
		radial-gradient(circle at 82% 8%, rgba(122, 92, 255, .28), rgba(122, 92, 255, 0) 48%),
		radial-gradient(circle at 64% 96%, rgba(46, 107, 255, .16), rgba(46, 107, 255, 0) 54%);
	animation: utilityAuroraDrift 14s ease-in-out infinite alternate;
}

.utility-showcase .utility-left::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	pointer-events: none;
	background-image:
		linear-gradient(rgba(46, 107, 255, .05) 1px, transparent 1px),
		linear-gradient(90deg, rgba(46, 107, 255, .05) 1px, transparent 1px);
	background-size: 40px 40px;
	-webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .65), rgba(0, 0, 0, .06));
	mask-image: linear-gradient(180deg, rgba(0, 0, 0, .65), rgba(0, 0, 0, .06));
}

@keyframes utilityAuroraDrift {
	from {
		transform: translate3d(-2%, -2%, 0) scale(1);
	}

	to {
		transform: translate3d(3%, 3%, 0) scale(1.06);
	}
}

.utility-head {
	box-sizing: border-box;
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 24px;
	padding: 28px 30px 20px;
}

.utility-eyebrow {
	display: inline-block;
	font-size: 11px;
	font-weight: 800;
	line-height: 1.4;
	letter-spacing: .24em;
	color: #5b79c9;
}

.utility-head h2 {
	margin: 8px 0 0;
	font-size: 26px;
	font-weight: 800;
	line-height: 1.25;
	letter-spacing: -.01em;
	color: #101a2e;
}

.utility-head h2 em {
	font-style: normal;
	color: transparent;
	background-image: linear-gradient(96deg, var(--u-blue), var(--u-violet));
	-webkit-background-clip: text;
	background-clip: text;
}

.utility-head p {
	margin: 9px 0 0;
	font-size: 12.5px;
	line-height: 1.6;
	color: #6b7a96;
}

.utility-count {
	display: inline-flex;
	align-items: baseline;
	gap: 6px;
	flex: 0 0 auto;
	margin-top: 8px;
	padding: 8px 15px;
	border: 1px solid rgba(255, 255, 255, .95);
	border-radius: 999px;
	background: rgba(255, 255, 255, .72);
	box-shadow: 0 12px 26px -20px rgba(30, 70, 160, .65);
	font-size: 12px;
	font-weight: 600;
	color: #5b6b86;
	white-space: nowrap;
}

.utility-count strong {
	font-size: 18px;
	font-weight: 800;
	color: transparent;
	background-image: linear-gradient(135deg, var(--u-blue), var(--u-violet));
	-webkit-background-clip: text;
	background-clip: text;
}

/* ---------------- 工具卡 ---------------- */

.utility-showcase .utility-card-grid {
	flex: 1;
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	grid-auto-rows: 172px;
	align-content: start;
	gap: 14px;
	padding: 0 26px 26px;
	border-radius: 0;
	background: transparent;
}

.utility-showcase .utility-card {
	position: relative;
	box-sizing: border-box;
	display: flex;
	min-width: 0;
	min-height: 0;
	padding: 16px 14px 42px;
	overflow: hidden;
	border: 1px solid rgba(255, 255, 255, .95);
	border-radius: 16px;
	background: rgba(255, 255, 255, .74);
	-webkit-backdrop-filter: blur(12px) saturate(1.1);
	backdrop-filter: blur(12px) saturate(1.1);
	box-shadow: 0 18px 36px -32px rgba(20, 48, 110, .55);
	transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease;
}

.utility-showcase .utility-card.active,
.utility-showcase .utility-card:hover {
	border-color: rgba(46, 107, 255, .24);
	background: #fff;
	box-shadow: 0 26px 46px -30px rgba(30, 70, 160, .55);
	transform: translateY(-3px);
}

.utility-card-title {
	display: flex;
	align-items: center;
	min-width: 0;
}

.utility-showcase .utility-icon {
	flex: 0 0 34px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	margin-right: 9px;
	border: 1px solid rgba(255, 255, 255, .92);
	border-radius: 11px;
	background: linear-gradient(135deg, rgba(46, 107, 255, .10), rgba(122, 92, 255, .16));
	box-shadow: 0 10px 20px -14px rgba(46, 107, 255, .7);
	transition: transform .22s ease, box-shadow .22s ease;
}

.utility-showcase .utility-card:hover .utility-icon {
	transform: scale(1.06);
	box-shadow: 0 14px 24px -14px rgba(46, 107, 255, .8);
}

.utility-showcase .utility-sprite {
	flex: 0 0 22px;
	width: 22px;
	height: 22px;
	margin: 0;
	background-repeat: no-repeat;
	background-position: center;
	background-size: contain;
}

.utility-showcase .utility-card h3 {
	margin: 0;
	font-size: 14px;
	font-weight: 750;
	line-height: 1.4;
	color: #18253c;
	white-space: normal;
	word-break: normal;
	overflow-wrap: break-word;
	text-wrap: balance;
}

.utility-showcase .utility-card p {
	margin: 12px 0 0;
	font-size: 12.5px;
	line-height: 1.7;
	color: #7a879e;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 3;
	overflow: hidden;
}

.utility-showcase .utility-detail {
	position: absolute;
	left: 14px;
	right: auto;
	bottom: 14px;
	display: inline-flex;
	align-items: center;
	gap: 2px;
	font-size: 12px;
	font-weight: 700;
	color: var(--u-blue);
	transition: color .2s ease;
}

.utility-showcase .utility-detail .iconfont {
	margin-left: 2px;
	font-size: 12px;
	transition: transform .2s ease;
}

.utility-showcase .utility-card:hover .utility-detail {
	color: var(--u-violet);
}

.utility-showcase .utility-card:hover .utility-detail .iconfont {
	transform: translateX(3px);
}

/* ---------------- 右侧渲染器卡 ---------------- */

.utility-showcase .utility-right {
	display: flex;
	flex-direction: column;
	gap: 18px;
}

.utility-showcase .renderer-card {
	position: relative;
	box-sizing: border-box;
	flex: 1 1 0;
	display: flex;
	flex-direction: column;
	justify-content: center;
	height: auto;
	min-height: 0;
	padding: 26px 28px;
	overflow: hidden;
	border: 1px solid rgba(255, 255, 255, .16);
	border-radius: 20px;
	box-shadow: 0 30px 56px -38px rgba(10, 25, 70, .8);
	transition: transform .24s ease, box-shadow .24s ease;
}

.utility-showcase .renderer-card:hover,
.utility-showcase .renderer-card:active,
.utility-showcase .renderer-card:focus {
	color: #fff;
	transform: translateY(-3px);
	box-shadow: 0 36px 62px -36px rgba(10, 25, 70, .85);
}

.utility-showcase .corona-card {
	background:
		radial-gradient(90% 120% at 12% 6%, rgba(84, 216, 255, .30), rgba(84, 216, 255, 0) 56%),
		radial-gradient(80% 110% at 94% 104%, rgba(122, 92, 255, .34), rgba(122, 92, 255, 0) 60%),
		linear-gradient(135deg, #0a1330 0%, #10254f 52%, #0a3a54 100%);
}

.utility-showcase .corona-card::before {
	content: "";
	position: absolute;
	right: -78px;
	bottom: -104px;
	width: 268px;
	height: 268px;
	border: 1px solid rgba(120, 205, 255, .30);
	border-radius: 50%;
	box-shadow:
		0 0 0 26px rgba(120, 205, 255, .06),
		0 0 0 54px rgba(122, 92, 255, .05);
	pointer-events: none;
}

.utility-showcase .corona-card::after {
	content: "";
	position: absolute;
	inset: 0;
	pointer-events: none;
	background-image:
		linear-gradient(rgba(140, 210, 255, .07) 1px, transparent 1px),
		linear-gradient(90deg, rgba(140, 210, 255, .07) 1px, transparent 1px);
	background-size: 34px 34px;
	-webkit-mask-image: radial-gradient(120% 90% at 80% 10%, rgba(0, 0, 0, .8), rgba(0, 0, 0, 0) 62%);
	mask-image: radial-gradient(120% 90% at 80% 10%, rgba(0, 0, 0, .8), rgba(0, 0, 0, 0) 62%);
}

.utility-showcase .vray-card {
	background:
		radial-gradient(80% 120% at 88% 0%, rgba(255, 255, 255, .30), rgba(255, 255, 255, 0) 58%),
		linear-gradient(135deg, #2e6bff 0%, #5c5bff 56%, #8a5cff 100%);
}

.utility-showcase .vray-card::before {
	content: "";
	position: absolute;
	top: -60%;
	right: -22%;
	width: 62%;
	height: 220%;
	background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, .16), rgba(255, 255, 255, 0));
	transform: rotate(18deg);
	pointer-events: none;
}

.utility-showcase .renderer-card>span.renderer-eyebrow {
	position: relative;
	z-index: 1;
	margin: 0;
	font-size: 10px;
	font-weight: 800;
	line-height: 1.4;
	letter-spacing: .3em;
	color: rgba(255, 255, 255, .66);
}

.utility-showcase .renderer-card strong {
	position: relative;
	z-index: 1;
	margin-top: 10px;
	font-size: 42px;
	font-weight: 800;
	line-height: 1.08;
	letter-spacing: -.02em;
	color: #fff;
}

.utility-showcase .renderer-card>span.renderer-tag {
	position: relative;
	z-index: 1;
	align-self: flex-start;
	margin-top: 14px;
	padding: 5px 13px;
	border: 1px solid rgba(255, 255, 255, .24);
	border-radius: 999px;
	background: rgba(255, 255, 255, .16);
	font-size: 12px;
	font-weight: 700;
	line-height: 1.4;
	color: rgba(255, 255, 255, .94);
	-webkit-backdrop-filter: blur(6px);
	backdrop-filter: blur(6px);
}

.utility-showcase .renderer-arrow {
	position: absolute;
	top: auto;
	right: 22px;
	bottom: 22px;
	z-index: 1;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	border: 1px solid rgba(255, 255, 255, .26);
	border-radius: 50%;
	background: rgba(255, 255, 255, .16);
	color: #fff;
	transition: transform .24s ease, background .24s ease;
}

.utility-showcase .renderer-card:hover .renderer-arrow {
	background: rgba(255, 255, 255, .26);
	transform: translateX(3px);
}

.utility-showcase .renderer-arrow .iconfont {
	font-size: 16px;
}

@media (prefers-reduced-motion: reduce) {

	.utility-showcase .utility-left::before,
	.utility-showcase .utility-card,
	.utility-showcase .utility-icon,
	.utility-showcase .utility-detail .iconfont,
	.utility-showcase .renderer-card,
	.utility-showcase .renderer-arrow {
		animation: none !important;
		transition: none !important;
	}

	.utility-showcase .utility-card:hover,
	.utility-showcase .renderer-card:hover {
		transform: none;
	}
}