/* ============================================================
   comcomAI · PVR-N6-B01 产品详情页 v2「无人值守的一天」
   叙事结构：晨·出发 → 昼·作业 → 暮·归巢 → 夜·远端 → 技术档案
   色彩语义：晨光金 = 阳光/数值/价值；青绿 = 机器/科技
   ============================================================ */

:root {
	--night: #0A1E15;
	--night-2: #0C261B;
	--night-3: #103023;
	--night-line: rgba(210, 235, 222, .14);
	--mist: #EFF3EE;
	--paper: #FFFFFF;
	--line: #D9E2DA;
	--line-2: #E6EDE6;
	--ink: #12201A;
	--ink-2: #46584E;
	--ink-3: #79897E;
	--d-ink: #E8F1EA;
	--d-ink-2: #9BB3A4;
	--gold: #F07C1F;
	--gold-deep: #C2620A;
	--gold-soft: rgba(240, 124, 31, .16);
	--teal: #45C08D;
	--teal-deep: #1E7A52;
	--teal-soft: rgba(30, 122, 82, .13);
	--font-cn: 'Noto Sans SC', -apple-system, 'PingFang SC', sans-serif;
	--font-disp: 'ZCOOL QingKe HuangYou', 'Noto Sans SC', sans-serif;
	--font-num: 'Space Grotesk', 'Noto Sans SC', sans-serif;
	--font-mono: 'IBM Plex Mono', 'SFMono-Regular', monospace;
	--radius: 18px;
	--shadow: 0 1px 2px rgba(16, 29, 26, .05), 0 10px 32px rgba(16, 29, 26, .07);
	--shadow-lift: 0 2px 6px rgba(16, 29, 26, .06), 0 24px 56px rgba(16, 29, 26, .14);
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box
}

html {
	scroll-behavior: smooth
}

body {
	font-family: var(--font-cn);
	color: var(--ink);
	background: var(--mist);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	font-size: 16px;
	line-height: 1.65;
}

img {
	display: block;
	max-width: 100%
}

a {
	color: inherit;
	text-decoration: none
}

button {
	font-family: inherit
}

::selection {
	background: var(--gold-soft)
}

.wrap {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 28px
}

/* ---------- 滚动揭示 ---------- */
.reveal {
	opacity: 0;
	transform: translateY(30px);
	transition: opacity .8s cubic-bezier(.2, .65, .25, 1), transform .8s cubic-bezier(.2, .65, .25, 1)
}

.reveal.is-in {
	opacity: 1;
	transform: none
}

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

	.reveal {
		opacity: 1;
		transform: none;
		transition: none
	}

	.hero-media img,
	.hero-media svg {
		animation: none !important
	}

	.dawn-sun,
	.dawn-sweep,
	.dawn-mote,
	.sweep-bot,
	.sweep-streak,
	.bot-light,
	.dock-pulse,
	.ds-dot {
		animation: none !important
	}

	.dock-pulse {
		opacity: 0
	}
}

/* ---------- 按钮 ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 9px;
	font-size: 14.5px;
	font-weight: 500;
	line-height: 1;
	padding: 14px 26px;
	border-radius: 11px;
	border: 1px solid transparent;
	cursor: pointer;
	transition: background .25s, color .25s, border-color .25s, transform .25s, box-shadow .25s;
	white-space: nowrap;
}

.btn-gold {
	background: var(--gold);
	color: #26130A
}

.btn-gold:hover {
	background: #F98D33;
	transform: translateY(-1px);
	box-shadow: 0 12px 28px rgba(240, 124, 31, .32)
}

.btn-ghost-l {
	border-color: rgba(234, 240, 236, .3);
	color: var(--d-ink)
}

.btn-ghost-l:hover {
	border-color: var(--gold);
	color: var(--gold)
}

.btn-teal {
	background: var(--teal-deep);
	color: #fff
}

.btn-teal:hover {
	background: #0B6D60;
	transform: translateY(-1px);
	box-shadow: 0 12px 28px rgba(14, 133, 119, .28)
}

.btn-sm {
	padding: 11px 19px;
	font-size: 13.5px
}

/* ---------- 顶部导航 ---------- */
.nav {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 300;
	transition: background .35s, border-color .35s, backdrop-filter .35s;
	border-bottom: 1px solid transparent;
}

.nav.solid {
	background: rgba(11, 19, 16, .82);
	backdrop-filter: blur(18px);
	-webkit-backdrop-filter: blur(18px);
	border-bottom-color: var(--night-line);
}

.nav-inner {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 28px;
	height: 66px;
	display: flex;
	align-items: center;
	gap: 34px
}

.brand {
	display: flex;
	align-items: center;
	gap: 11px;
	flex: none
}

.brand-mark {
	width: 31px;
	height: 31px;
	border-radius: 9px;
	background: var(--gold);
	display: grid;
	place-items: center;
	color: #221A08;
	flex: none
}

.brand-txt {
	display: flex;
	flex-direction: column;
	line-height: 1.15
}

.brand-name {
	font-family: var(--font-num);
	font-weight: 700;
	font-size: 16.5px;
	letter-spacing: .01em;
	color: var(--d-ink)
}

.brand-sub {
	font-size: 10.5px;
	letter-spacing: .26em;
	color: var(--d-ink-2)
}

.nav-links {
	display: flex;
	gap: 2px;
	margin-left: auto
}

.nav-link {
	font-size: 13.5px;
	color: rgba(234, 240, 236, .72);
	padding: 8px 13px;
	border-radius: 8px;
	transition: color .2s, background .2s
}

.nav-link:hover {
	color: var(--d-ink);
	background: rgba(234, 240, 236, .07)
}

.nav-link.active {
	color: var(--gold);
	background: var(--gold-soft)
}

.nav-burger {
	display: none;
	margin-left: auto;
	background: none;
	border: 1px solid var(--night-line);
	border-radius: 8px;
	width: 40px;
	height: 40px;
	cursor: pointer;
	color: var(--d-ink);
	align-items: center;
	justify-content: center
}

.m-menu {
	position: fixed;
	inset: 0;
	z-index: 400;
	background: var(--night);
	display: flex;
	flex-direction: column;
	padding: 20px 28px 40px;
	overflow: auto
}

.m-menu-top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 46px;
	margin-bottom: 18px
}

.m-links {
	display: flex;
	flex-direction: column
}

.m-link {
	font-size: 19px;
	font-weight: 600;
	padding: 17px 4px;
	border-bottom: 1px solid var(--night-line);
	display: flex;
	justify-content: space-between;
	align-items: center;
	color: var(--d-ink)
}

.m-link .mono {
	font-family: var(--font-mono);
	font-size: 11.5px;
	color: var(--d-ink-2);
	font-weight: 400
}

.m-menu .btn {
	margin-top: 30px
}

/* ---------- 时间轴导轨（桌面） ---------- */
.rail {
	position: fixed;
	left: 26px;
	top: 50%;
	transform: translateY(-50%);
	z-index: 200;
	opacity: 0;
	pointer-events: none;
	transition: opacity .5s;
}

.rail.visible {
	opacity: 1;
	pointer-events: auto
}

.rail-track {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 34px;
	padding-left: 19px
}

.rail-track::before {
	content: "";
	position: absolute;
	left: 3.5px;
	top: 6px;
	bottom: 6px;
	width: 1px;
	background: var(--night-line)
}

.rail-fill {
	position: absolute;
	left: 3.5px;
	top: 6px;
	width: 1px;
	background: var(--gold);
	height: 0;
	transition: height .5s cubic-bezier(.4, 0, .2, 1)
}

.rail-item {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 2px;
	cursor: pointer;
	background: none;
	border: none;
	text-align: left
}

.rail-item .rt {
	font-family: var(--font-mono);
	font-size: 10.5px;
	letter-spacing: .08em;
	color: var(--d-ink-2);
	transition: color .3s
}

.rail-item .rn {
	font-size: 12.5px;
	color: var(--d-ink-2);
	transition: color .3s
}

.rail-item::before {
	content: "";
	position: absolute;
	left: -19px;
	top: 4px;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--night);
	border: 1.5px solid rgba(234, 240, 236, .35);
	transition: all .3s;
}

.rail-item.active .rt,
.rail-item.active .rn {
	color: var(--gold)
}

.rail-item.active::before {
	background: var(--gold);
	border-color: var(--gold);
	box-shadow: 0 0 0 5px var(--gold-soft)
}

/* ---------- 阶段徽标 ---------- */
.phase {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 20px
}

.phase .pt {
	font-family: var(--font-mono);
	font-size: 12px;
	font-weight: 500;
	letter-spacing: .14em;
	color: var(--gold-deep);
	background: var(--gold-soft);
	border: 1px solid rgba(240, 124, 31, .4);
	padding: 5px 11px;
	border-radius: 6px;
}

.phase .pn {
	font-size: 12.5px;
	letter-spacing: .28em;
	color: var(--ink-3)
}

.on-dark .phase .pt {
	color: var(--gold);
	border-color: rgba(240, 124, 31, .45)
}

.on-dark .phase .pn {
	color: var(--d-ink-2)
}

/* ---------- 章节标题 ---------- */
.sec-head {
	max-width: 820px;
	margin-bottom: 54px
}

.sec-title {
	font-family: var(--font-disp);
	font-weight: 400;
	font-size: clamp(32px, 4.6vw, 52px);
	line-height: 1.22;
	letter-spacing: .015em;
}

.sec-title em {
	font-style: normal;
	color: var(--gold-deep)
}

.on-dark .sec-title {
	color: var(--d-ink)
}

.on-dark .sec-title em {
	color: var(--gold)
}

.sec-lede {
	margin-top: 20px;
	font-size: 16px;
	line-height: 2;
	color: var(--ink-2);
	max-width: 660px
}

.on-dark .sec-lede {
	color: var(--d-ink-2)
}

/* ---------- Hero（晨） ---------- */
.hero {
	position: relative;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	color: var(--d-ink);
	background: var(--night);
	overflow: hidden
}

.hero-media {
	position: absolute;
	inset: 0;
	overflow: hidden
}

.hero-media img,
.hero-media svg {
	width: 100%;
	height: 100%;
	display: block;
	animation: heroZoom 2.6s cubic-bezier(.2, .6, .2, 1) both;
}

@keyframes heroZoom {
	from {
		transform: scale(1.07)
	}

	to {
		transform: scale(1)
	}
}

/* 黎明场景动效：朝阳呼吸 / 晨光带流动 / 浮尘微光 */
.dawn-sun {
	transform-origin: 1130px 560px;
	animation: sunBreathe 6.5s ease-in-out infinite
}

@keyframes sunBreathe {

	0%,
	100% {
		opacity: .88;
		transform: scale(1)
	}

	50% {
		opacity: 1;
		transform: scale(1.035)
	}
}

.dawn-sweep {
	animation: dawnSweep 11s cubic-bezier(.4, .1, .4, .9) infinite
}

@keyframes dawnSweep {
	0% {
		transform: translateX(0);
		opacity: 0
	}

	12% {
		opacity: .9
	}

	62% {
		opacity: .5
	}

	78%,
	100% {
		transform: translateX(2150px);
		opacity: 0
	}
}

.dawn-mote {
	animation: moteDrift 7s ease-in-out infinite
}

@keyframes moteDrift {

	0%,
	100% {
		transform: translateY(0);
		opacity: .14
	}

	50% {
		transform: translateY(-26px);
		opacity: .42
	}
}

.hero-veil {
	position: absolute;
	inset: 0;
	background:
		linear-gradient(to top, rgba(6, 19, 13, .94) 0%, rgba(6, 19, 13, .4) 42%, rgba(6, 19, 13, .2) 70%, rgba(6, 19, 13, .46) 100%),
		linear-gradient(to right, rgba(6, 19, 13, .52) 0%, rgba(6, 19, 13, .08) 55%, rgba(6, 19, 13, .32) 100%);
}

.hero-body {
	position: relative;
	flex: 1;
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	padding-top: 150px;
	padding-bottom: 44px;
}

.hero-kicker {
	font-family: var(--font-mono);
	font-size: 12.5px;
	letter-spacing: .16em;
	color: rgba(234, 240, 236, .85);
	margin-bottom: 26px;
	display: flex;
	align-items: center;
	gap: 14px;
}

.hero-kicker::before {
	content: "";
	width: 38px;
	height: 1px;
	background: var(--gold)
}

.hero-title {
	font-family: var(--font-disp);
	font-weight: 400;
	font-size: clamp(42px, 6.4vw, 84px);
	line-height: 1.14;
	letter-spacing: .015em;
	text-wrap: balance;
}

.hero-title em {
	font-style: normal;
	color: var(--gold)
}

.hero-sub {
	margin-top: 26px;
	font-size: 16.5px;
	line-height: 2;
	color: rgba(234, 240, 236, .82);
	max-width: 560px
}

.hero-ctas {
	display: flex;
	gap: 14px;
	margin-top: 36px;
	flex-wrap: wrap
}

.hero-stats {
	position: relative;
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	border-top: 1px solid rgba(210, 235, 222, .16);
	background: rgba(6, 19, 13, .35);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
}

.hstat {
	padding: 22px 26px;
	border-left: 1px solid rgba(210, 235, 222, .12)
}

.hstat:first-child {
	border-left: none
}

.hstat .hv {
	font-family: var(--font-num);
	font-size: clamp(26px, 2.6vw, 36px);
	font-weight: 700;
	color: var(--gold);
	line-height: 1;
	font-variant-numeric: tabular-nums
}

.hstat .hv .u {
	font-size: .5em;
	margin-left: 3px;
	font-weight: 500
}

.hstat .hl {
	margin-top: 9px;
	font-size: 12.5px;
	color: rgba(210, 235, 222, .68)
}

.hero-side {
	position: absolute;
	right: 34px;
	top: 50%;
	transform: translateY(-60%);
	writing-mode: vertical-rl;
	font-family: var(--font-mono);
	font-size: 11.5px;
	letter-spacing: .5em;
	color: rgba(210, 235, 222, .5);
}

.scroll-cue {
	position: absolute;
	right: 34px;
	bottom: 36px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
	font-family: var(--font-mono);
	font-size: 10px;
	letter-spacing: .3em;
	color: rgba(210, 235, 222, .6);
}

.scroll-cue::after {
	content: "";
	width: 1px;
	height: 44px;
	background: linear-gradient(to bottom, var(--gold), transparent)
}

.scroll-cue:hover {
	color: var(--gold)
}

/* ---------- 序幕（为什么） ---------- */
.interlude {
	background: var(--night);
	color: var(--d-ink);
	padding: 110px 0 118px
}

.interlude .tag {
	font-family: var(--font-mono);
	font-size: 11.5px;
	letter-spacing: .2em;
	color: var(--d-ink-2);
	margin-bottom: 26px
}

.interlude h2 {
	font-family: var(--font-disp);
	font-weight: 400;
	font-size: clamp(30px, 4vw, 50px);
	line-height: 1.3;
	max-width: 820px;
}

.interlude h2 em {
	font-style: normal;
	color: var(--gold)
}

.interlude p {
	margin-top: 26px;
	font-size: 16px;
	line-height: 2.1;
	color: var(--d-ink-2);
	max-width: 680px
}

/* ---------- 通用区块 ---------- */
.section {
	padding: 118px 0;
	scroll-margin-top: 70px;
	position: relative;
	background: var(--mist)
}

.section.dark {
	background: var(--night-2);
	color: var(--d-ink)
}

/* ---------- 昼 · 作业 ---------- */
.action-fig {
	position: relative;
	border-radius: var(--radius);
	overflow: hidden;
	box-shadow: var(--shadow-lift);
	background: #0C2A1D
}

.action-fig svg {
	width: 100%;
	height: auto;
	display: block
}

.action-fig::after {
	content: "";
	position: absolute;
	inset: 0;
	pointer-events: none;
	background: linear-gradient(to top, rgba(6, 19, 13, .55), transparent 30%);
}

/* 清洁边界动效：机器往复 / 洁净侧流光 / 状态灯 */
.sweep-bot {
	animation: botOsc 5.6s ease-in-out infinite alternate
}

@keyframes botOsc {
	from {
		transform: translateX(-34px)
	}

	to {
		transform: translateX(34px)
	}
}

.sweep-streak {
	animation: streakMove 5.2s linear infinite
}

@keyframes streakMove {
	from {
		transform: translateX(0)
	}

	to {
		transform: translateX(880px)
	}
}

.bot-light {
	animation: botBlink 1.8s steps(2, jump-none) infinite
}

@keyframes botBlink {
	0% {
		opacity: 1
	}

	50% {
		opacity: .25
	}

	100% {
		opacity: 1
	}
}

.action-chips {
	position: absolute;
	top: 18px;
	right: 18px;
	display: flex;
	flex-direction: column;
	gap: 9px;
	z-index: 3
}

.achip {
	font-family: var(--font-mono);
	font-size: 11.5px;
	letter-spacing: .05em;
	color: var(--d-ink);
	background: rgba(6, 19, 13, .72);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
	border: 1px solid rgba(210, 235, 222, .18);
	border-radius: 8px;
	padding: 8px 13px;
}

.achip b {
	color: var(--gold);
	font-weight: 500
}

.action-cap {
	position: absolute;
	left: 22px;
	bottom: 18px;
	z-index: 3;
	color: rgba(210, 235, 222, .9);
	font-size: 13px;
	letter-spacing: .04em;
}

.action-cap .mono {
	font-family: var(--font-mono);
	font-size: 10px;
	letter-spacing: .2em;
	color: var(--gold);
	display: block;
	margin-bottom: 4px
}

.work-stats {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 18px;
	margin-top: 26px
}

.work-stats .reveal {
	height: 100%
}

.wstat {
	height: 100%;
	background: var(--paper);
	border: 1px solid var(--line);
	border-radius: 14px;
	padding: 24px 26px;
	box-shadow: var(--shadow);
}

.wstat .wv {
	font-family: var(--font-num);
	font-size: 38px;
	font-weight: 700;
	line-height: 1;
	color: var(--gold-deep);
	font-variant-numeric: tabular-nums
}

.wstat .wv .u {
	font-size: .44em;
	font-weight: 500;
	color: var(--teal-deep);
	margin-left: 3px
}

.wstat .wl {
	margin-top: 10px;
	font-size: 13.5px;
	color: var(--ink-2);
	line-height: 1.7
}

/* 导航叙事 */
.navi-grid {
	display: grid;
	grid-template-columns: minmax(0, 11fr) minmax(0, 9fr);
	gap: 60px;
	align-items: center;
	margin-top: 96px
}

.path-fig {
	background: var(--paper);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 26px;
	box-shadow: var(--shadow)
}

.path-fig svg {
	width: 100%;
	height: auto;
	display: block
}

.path-legend {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	margin-top: 18px;
	padding-top: 16px;
	border-top: 1px dashed var(--line)
}

.plg {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 12.5px;
	color: var(--ink-2)
}

.plg .sw {
	width: 22px;
	height: 3px;
	border-radius: 2px;
	background: var(--teal-deep);
	flex: none
}

.plg .dot {
	width: 9px;
	height: 9px;
	border-radius: 50%;
	background: var(--gold);
	flex: none
}

.navi-copy h3 {
	font-family: var(--font-disp);
	font-weight: 400;
	font-size: clamp(26px, 3vw, 36px);
	line-height: 1.3;
	letter-spacing: .015em;
}

.navi-copy h3 em {
	font-style: normal;
	color: var(--teal-deep)
}

.navi-points {
	margin-top: 24px;
	display: grid;
	gap: 13px
}

.navi-point {
	display: flex;
	gap: 12px;
	font-size: 14.5px;
	line-height: 1.85;
	color: var(--ink-2)
}

.navi-point::before {
	content: "";
	width: 7px;
	height: 7px;
	background: var(--teal-deep);
	margin-top: 10px;
	flex: none
}

.navi-point b {
	color: var(--ink);
	font-weight: 600
}

.obs-row {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 12px;
	margin-top: 30px
}

.obs {
	border: 1px solid var(--line);
	border-radius: 12px;
	padding: 16px 18px;
	background: var(--paper)
}

.obs .ov {
	font-family: var(--font-num);
	font-size: 24px;
	font-weight: 700;
	line-height: 1.1;
	font-variant-numeric: tabular-nums
}

.obs .ov .u {
	font-size: .46em;
	color: var(--teal-deep);
	font-weight: 500;
	margin-left: 2px
}

.obs .ok {
	margin-top: 5px;
	font-size: 11.5px;
	color: var(--ink-3);
	line-height: 1.5
}

.edge-ai {
	margin-top: 30px;
	display: flex;
	align-items: center;
	gap: 16px;
	flex-wrap: wrap;
	background: var(--night);
	color: var(--d-ink);
	border-radius: 14px;
	padding: 19px 24px;
}

.edge-ai .chip {
	font-family: var(--font-mono);
	font-size: 11.5px;
	letter-spacing: .14em;
	color: var(--gold);
	border: 1px solid rgba(240, 124, 31, .4);
	border-radius: 999px;
	padding: 6px 13px;
	flex: none
}

.edge-ai p {
	font-size: 13.5px;
	color: var(--d-ink-2);
	line-height: 1.75
}

.edge-ai p b {
	color: var(--d-ink);
	font-weight: 600
}

/* ---------- 暮 · 归巢 ---------- */
.dusk-fig {
	position: relative;
	border-radius: var(--radius);
	overflow: hidden;
	box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
	background: #0A2418
}

.dock-stage {
	position: relative;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 66px 24px 44px
}

.dock-rings {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%
}

.dock-plate {
	position: relative;
	background: var(--paper);
	border-radius: 16px;
	padding: 22px 40px;
	box-shadow: 0 26px 70px rgba(0, 0, 0, .5), 0 0 0 1px rgba(240, 124, 31, .08);
}

.dock-plate img {
	display: block;
	width: min(560px, 72vw);
	height: auto
}

.dock-status {
	position: relative;
	margin-top: 28px;
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
	justify-content: center;
	color: var(--d-ink-2);
	font-size: 12.5px;
	letter-spacing: .06em;
}

.dock-status .mono {
	font-family: var(--font-mono);
	font-size: 11px;
	letter-spacing: .16em;
	color: var(--gold)
}

.ds-sep {
	color: rgba(210, 235, 222, .3)
}

.ds-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--gold);
	box-shadow: 0 0 10px rgba(240, 124, 31, .8);
	animation: dsBlink 1.6s ease-in-out infinite
}

@keyframes dsBlink {

	0%,
	100% {
		opacity: 1
	}

	50% {
		opacity: .3
	}
}

.dock-pulse {
	transform-origin: 450px 266px;
	animation: dockPulse 3.2s cubic-bezier(.2, .5, .4, 1) infinite
}

.dock-pulse.dp2 {
	animation-delay: 1.6s
}

@keyframes dockPulse {
	0% {
		transform: scale(.5);
		opacity: .95
	}

	80%,
	100% {
		transform: scale(2);
		opacity: 0
	}
}

.dusk-cap {
	position: relative;
	z-index: 2;
	display: block;
	padding: 16px 24px 18px;
	border-top: 1px solid rgba(210, 235, 222, .1);
	color: rgba(210, 235, 222, .9);
	font-size: 13px;
	letter-spacing: .04em;
}

.dusk-cap .mono {
	font-family: var(--font-mono);
	font-size: 10px;
	letter-spacing: .2em;
	color: var(--gold);
	display: block;
	margin-bottom: 4px
}

.cycle {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 14px;
	margin-top: 44px;
	position: relative
}

.cycle .reveal {
	height: 100%
}

.cyc-step {
	height: 100%;
	background: var(--night-3);
	border: 1px solid var(--night-line);
	border-radius: 14px;
	padding: 24px 22px;
	position: relative;
}

.cyc-step .n {
	font-family: var(--font-mono);
	font-size: 11px;
	letter-spacing: .12em;
	color: var(--gold)
}

.cyc-step .ci {
	width: 40px;
	height: 40px;
	border-radius: 10px;
	background: var(--teal-soft);
	color: var(--teal);
	display: grid;
	place-items: center;
	margin: 14px 0 12px
}

.cyc-step h4 {
	font-size: 15.5px;
	font-weight: 600;
	color: var(--d-ink)
}

.cyc-step p {
	margin-top: 7px;
	font-size: 12.5px;
	line-height: 1.75;
	color: var(--d-ink-2)
}

.cyc-arrow {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	color: rgba(240, 124, 31, .6);
	z-index: 2;
	pointer-events: none;
}

.cycle-loop {
	margin-top: 16px;
	display: flex;
	align-items: center;
	gap: 14px;
	border: 1px dashed rgba(240, 124, 31, .35);
	border-radius: 999px;
	padding: 11px 20px;
	width: fit-content;
}

.cycle-loop .cl-line {
	font-family: var(--font-mono);
	font-size: 11.5px;
	letter-spacing: .12em;
	color: var(--gold)
}

.cycle-loop .cl-sub {
	font-size: 12.5px;
	color: var(--d-ink-2)
}

.safe-block {
	margin-top: 64px
}

.safe-block h3 {
	font-family: var(--font-disp);
	font-weight: 400;
	font-size: 26px;
	letter-spacing: .02em
}

.safe-block .sub {
	margin-top: 8px;
	font-size: 14px;
	color: var(--d-ink-2)
}

.safe-chips {
	display: flex;
	flex-wrap: wrap;
	gap: 11px;
	margin-top: 22px
}

.schip {
	display: inline-flex;
	align-items: center;
	gap: 9px;
	font-size: 13px;
	color: var(--d-ink);
	border: 1px solid var(--night-line);
	border-radius: 999px;
	padding: 9px 17px;
	background: var(--night-3);
	transition: border-color .25s;
}

.schip:hover {
	border-color: rgba(240, 124, 31, .5)
}

.schip svg {
	color: var(--teal);
	flex: none
}

/* ---------- 夜 · 远端 ---------- */
.night-grid {
	display: grid;
	grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
	gap: 64px;
	align-items: center
}

.phones {
	display: flex;
	gap: 26px;
	justify-content: center
}

.phone-col {
	display: flex;
	flex-direction: column;
	gap: 14px;
	max-width: 270px
}

.phone-shot {
	border-radius: 26px;
	overflow: hidden;
	border: 1px solid var(--night-line);
	background: #000;
	box-shadow: 0 24px 64px rgba(0, 0, 0, .5), 0 0 0 1px rgba(240, 124, 31, .06);
	transition: transform .35s, box-shadow .35s;
}

.phone-shot:hover {
	transform: translateY(-6px);
	box-shadow: 0 34px 80px rgba(0, 0, 0, .6), 0 0 0 1px rgba(240, 124, 31, .14)
}

.phone-shot img {
	width: 100%;
	height: auto
}

.phone-cap {
	text-align: center;
	font-size: 12.5px;
	color: var(--d-ink-2)
}

.phone-cap .mono {
	display: block;
	font-family: var(--font-mono);
	font-size: 10px;
	letter-spacing: .18em;
	color: var(--gold);
	margin-bottom: 4px
}

.phone-col.lift {
	margin-top: 58px
}

.night-feats {
	display: grid;
	gap: 0;
	margin-top: 8px
}

.night-feat {
	display: flex;
	gap: 16px;
	padding: 18px 2px;
	border-top: 1px solid var(--night-line)
}

.night-feat:last-child {
	border-bottom: 1px solid var(--night-line)
}

.night-feat .fi {
	width: 38px;
	height: 38px;
	border-radius: 9px;
	background: var(--teal-soft);
	color: var(--teal);
	display: grid;
	place-items: center;
	flex: none
}

.night-feat h4 {
	font-size: 15px;
	font-weight: 600;
	color: var(--d-ink)
}

.night-feat p {
	margin-top: 4px;
	font-size: 13px;
	line-height: 1.75;
	color: var(--d-ink-2)
}

.night-chips {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 26px
}

.nchip {
	font-family: var(--font-mono);
	font-size: 11px;
	letter-spacing: .1em;
	color: var(--d-ink-2);
	border: 1px solid var(--night-line);
	border-radius: 999px;
	padding: 6px 13px
}

.nchip b {
	color: var(--gold);
	font-weight: 500
}

/* ---------- 技术档案（图版语言回归） ---------- */
.archive {
	background: linear-gradient(to bottom, var(--mist) 0%, #E9EDE9 100%)
}

.acc {
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: var(--paper);
	box-shadow: var(--shadow);
	overflow: hidden
}

.acc+.acc {
	margin-top: 14px
}

.acc-head {
	width: 100%;
	display: flex;
	align-items: center;
	gap: 16px;
	padding: 22px 26px;
	background: none;
	border: none;
	cursor: pointer;
	text-align: left;
	transition: background .2s;
}

.acc-head:hover {
	background: #FAFBF9
}

.acc-head .ano {
	font-family: var(--font-mono);
	font-size: 11.5px;
	letter-spacing: .14em;
	color: var(--teal-deep);
	flex: none
}

.acc-head .at {
	font-size: 16px;
	font-weight: 600;
	color: var(--ink);
	flex: 1
}

.acc-head .ah {
	font-size: 12.5px;
	color: var(--ink-3);
	flex: none
}

.acc-head .plus {
	width: 30px;
	height: 30px;
	border-radius: 50%;
	border: 1px solid var(--line);
	flex: none;
	display: grid;
	place-items: center;
	color: var(--ink-2);
	transition: transform .35s, background .25s, color .25s;
}

.acc.open .acc-head .plus {
	transform: rotate(45deg);
	background: var(--teal-deep);
	border-color: var(--teal-deep);
	color: #fff
}

.acc-body {
	display: grid;
	grid-template-rows: 0fr;
	transition: grid-template-rows .5s cubic-bezier(.4, 0, .2, 1)
}

.acc.open .acc-body {
	grid-template-rows: 1fr
}

.acc-body-in {
	overflow: hidden
}

.acc-pad {
	padding: 6px 26px 30px;
	border-top: 1px dashed var(--line)
}

.acc-note {
	margin-top: 18px;
	font-size: 12.5px;
	line-height: 1.8;
	color: var(--ink-3);
	display: flex;
	gap: 9px;
	align-items: flex-start;
}

.acc-note svg {
	color: var(--gold-deep);
	flex: none;
	margin-top: 3px
}

/* ---------- 型号选择 ---------- */
.models {
	background: var(--paper)
}

.cmp-fig {
	position: relative;
	background: var(--paper);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
	box-shadow: var(--shadow-lift);
	padding: 34px 26px 20px;
}

.cmp-fig img {
	width: 100%;
	height: auto;
	display: block
}

.cmp-tag {
	position: absolute;
	top: 16px;
	display: flex;
	flex-direction: column;
	gap: 3px;
	background: rgba(10, 30, 21, .85);
	color: var(--d-ink);
	border: 1px solid rgba(240, 124, 31, .35);
	border-radius: 10px;
	padding: 9px 14px;
	font-size: 12px;
	letter-spacing: .05em;
	backdrop-filter: blur(6px);
	-webkit-backdrop-filter: blur(6px);
}

.cmp-tag b {
	font-family: var(--font-num);
	font-size: 14px;
	font-weight: 700;
	letter-spacing: .04em;
	color: var(--gold)
}

.cmp-tag.left {
	left: 16px
}

.cmp-tag.right {
	right: 16px
}

.model-cards {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 18px;
	margin-top: 22px
}

.model-card {
	height: 100%;
	background: var(--mist);
	border: 1px solid var(--line);
	border-radius: 14px;
	padding: 26px 28px;
	position: relative;
	overflow: hidden;
}

.model-card::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	width: 4px;
	background: var(--teal-deep)
}

.model-card.accent::before {
	background: var(--gold)
}

.mc-no {
	font-family: var(--font-num);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .14em;
	color: var(--teal-deep);
	background: var(--teal-soft);
	border-radius: 6px;
	padding: 4px 10px;
}

.model-card.accent .mc-no {
	color: var(--gold-deep);
	background: var(--gold-soft)
}

.model-card h4 {
	margin-top: 14px;
	font-size: 19px;
	font-weight: 700;
	letter-spacing: .02em
}

.model-card p {
	margin-top: 10px;
	font-size: 14px;
	line-height: 1.9;
	color: var(--ink-2)
}

.mc-fit {
	display: inline-block;
	margin-top: 14px;
	font-size: 12.5px;
	letter-spacing: .03em;
	color: var(--ink-3);
	border-top: 1px dashed var(--line);
	padding-top: 12px;
	width: 100%;
}

.model-same {
	margin-top: 22px;
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
	border: 1px dashed var(--line);
	border-radius: 14px;
	padding: 18px 22px;
	background: var(--mist);
}

.ms-label {
	font-family: var(--font-mono);
	font-size: 11px;
	letter-spacing: .16em;
	color: var(--teal-deep);
	border: 1px solid rgba(30, 122, 82, .4);
	border-radius: 999px;
	padding: 6px 13px;
	flex: none;
}

.ms-chip {
	font-size: 12.5px;
	color: var(--ink-2);
	background: var(--paper);
	border: 1px solid var(--line);
	border-radius: 999px;
	padding: 6px 13px
}

.ms-more {
	margin-left: auto;
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 13px;
	font-weight: 600;
	color: var(--gold-deep);
	text-decoration: none;
}

.ms-more:hover {
	color: var(--gold)
}

@media (max-width:760px) {
	.model-cards {
		grid-template-columns: 1fr
	}

	.ms-more {
		margin-left: 0;
		width: 100%;
		justify-content: center
	}
}

/* 参数表选项卡 */
.spec-tabs {
	display: flex;
	gap: 2px;
	flex-wrap: wrap;
	border-bottom: 1px solid var(--line);
	margin: 24px 0 0
}

.spec-tab {
	font-size: 13.5px;
	padding: 12px 16px;
	color: var(--ink-3);
	cursor: pointer;
	position: relative;
	background: none;
	border: none;
	transition: color .2s
}

.spec-tab:hover {
	color: var(--ink)
}

.spec-tab.active {
	color: var(--teal-deep);
	font-weight: 600
}

.spec-tab.active::after {
	content: "";
	position: absolute;
	left: 12px;
	right: 12px;
	bottom: -1px;
	height: 2px;
	background: var(--teal-deep)
}

.spec-row {
	display: grid;
	grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
	padding: 12px 2px;
	border-top: 1px solid var(--line-2);
	font-size: 14px;
	animation: specIn .4s cubic-bezier(.2, .65, .25, 1) both;
}

.spec-row:first-child {
	border-top: none
}

.spec-row:hover .k {
	color: var(--teal-deep)
}

.spec-row .k {
	color: var(--ink-2);
	transition: color .15s
}

.spec-row .v {
	font-weight: 500;
	font-variant-numeric: tabular-nums;
	line-height: 1.6
}

@keyframes specIn {
	from {
		opacity: 0;
		transform: translateY(6px)
	}

	to {
		opacity: 1;
		transform: none
	}
}

/* 档案图版 */
.plate {
	background: #FDFEFD;
	border: 1px solid var(--line);
	border-radius: 14px;
	overflow: hidden
}

.plate-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 11px 18px;
	border-bottom: 1px dashed var(--line)
}

.plate-fig {
	font-family: var(--font-mono);
	font-size: 11px;
	font-weight: 500;
	letter-spacing: .1em;
	color: var(--teal-deep)
}

.plate-title {
	font-size: 12.5px;
	color: var(--ink-2)
}

.plate-body {
	position: relative
}

.plate-body img {
	width: 100%;
	height: auto
}

.str-grid {
	display: grid;
	grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
	gap: 34px;
	align-items: start;
	margin-top: 24px
}

.comp-group h4 {
	font-size: 13px;
	font-weight: 700;
	display: flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 4px
}

.comp-group h4 .mono {
	font-family: var(--font-mono);
	font-size: 10px;
	font-weight: 500;
	letter-spacing: .14em;
	color: var(--teal-deep)
}

.comp-item {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 9px 2px;
	border-bottom: 1px dashed var(--line);
	font-size: 13.5px;
	color: var(--ink-2)
}

.comp-item:hover {
	color: var(--teal-deep)
}

.comp-num {
	font-family: var(--font-mono);
	font-size: 11px;
	color: var(--teal-deep);
	width: 24px;
	flex: none
}

/* 系列对比 */
.cmp {
	border: 1px solid var(--line);
	border-radius: 14px;
	overflow: hidden;
	margin-top: 24px
}

.cmp-row {
	display: grid;
	grid-template-columns: minmax(0, 4fr) minmax(0, 4fr) minmax(0, 4fr)
}

.cmp-row>div {
	padding: 14px 22px;
	border-top: 1px solid var(--line-2);
	font-size: 14px
}

.cmp-row.head>div {
	border-top: none;
	background: #F6F8F5;
	font-weight: 600;
	font-size: 13px
}

.cmp-row .k {
	color: var(--ink-2)
}

.cmp-row .v {
	font-variant-numeric: tabular-nums
}

.cmp-cur {
	background: color-mix(in srgb, var(--teal-deep) 6%, var(--paper));
	font-weight: 500
}

.cmp-row.head .cmp-cur {
	background: color-mix(in srgb, var(--teal-deep) 12%, #F6F8F5);
	color: var(--teal-deep)
}

.cmp-badge {
	display: inline-block;
	font-family: var(--font-mono);
	font-size: 10px;
	letter-spacing: .1em;
	background: var(--teal-deep);
	color: #fff;
	border-radius: 4px;
	padding: 3px 7px;
	margin-left: 9px;
	vertical-align: 2px;
	font-weight: 400
}

/* 交付与服务 */
.deli-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 40px;
	margin-top: 24px
}

.deli h4 {
	font-size: 14.5px;
	font-weight: 700;
	display: flex;
	align-items: center;
	gap: 9px;
	margin-bottom: 6px
}

.deli h4 svg {
	color: var(--teal-deep)
}

.deli-item {
	display: flex;
	align-items: baseline;
	gap: 12px;
	padding: 10px 2px;
	border-bottom: 1px dashed var(--line);
	font-size: 13.5px;
	line-height: 1.7
}

.deli-item .n {
	color: var(--ink-2)
}

.deli-item .q {
	margin-left: auto;
	font-family: var(--font-mono);
	font-size: 12px;
	color: var(--ink-3);
	flex: none
}

.life-stats {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
	margin-top: 14px
}

.life-stat {
	border: 1px solid var(--line);
	border-radius: 10px;
	padding: 13px 16px;
	background: var(--mist)
}

.life-stat .lv {
	font-family: var(--font-num);
	font-size: 21px;
	font-weight: 700;
	line-height: 1.1;
	font-variant-numeric: tabular-nums
}

.life-stat .lv .u {
	font-size: .5em;
	color: var(--teal-deep);
	font-weight: 500
}

.life-stat .lk {
	margin-top: 4px;
	font-size: 11.5px;
	color: var(--ink-3)
}

.note-band {
	margin-top: 24px;
	border: 1px solid rgba(194, 98, 10, .36);
	background: rgba(240, 124, 31, .07);
	border-radius: 12px;
	padding: 20px 24px
}

.note-band h4 {
	font-size: 14px;
	font-weight: 700;
	display: flex;
	align-items: center;
	gap: 9px;
	color: var(--gold-deep)
}

.note-item {
	display: flex;
	gap: 11px;
	font-size: 13.5px;
	line-height: 1.85;
	color: var(--ink-2);
	margin-top: 10px
}

.note-item::before {
	content: "";
	width: 6px;
	height: 6px;
	background: var(--gold-deep);
	margin-top: 10px;
	flex: none
}

/* ---------- CTA ---------- */
.cta {
	background: var(--night);
	color: var(--d-ink);
	padding: 150px 0;
	position: relative;
	overflow: hidden
}

.cta::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(to right, rgba(240, 124, 31, .06) 1px, transparent 1px),
		linear-gradient(to bottom, rgba(240, 124, 31, .06) 1px, transparent 1px);
	background-size: 76px 76px;
	mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000, transparent);
	-webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000, transparent);
	z-index: 2;
	pointer-events: none;
}

.cta-bg {
	position: absolute;
	inset: 0;
	overflow: hidden
}

.cta-bg svg {
	width: 100%;
	height: 100%;
	display: block
}

.cta-bg::after {
	content: "";
	position: absolute;
	inset: 0;
	background: linear-gradient(to bottom, rgba(10, 30, 21, .88), rgba(10, 30, 21, .78) 55%, rgba(10, 30, 21, .9))
}

.cta-inner {
	z-index: 3
}

.cta-inner {
	position: relative;
	max-width: 860px;
	margin: 0 auto;
	text-align: center
}

.cta h2 {
	font-family: var(--font-disp);
	font-weight: 400;
	font-size: clamp(32px, 5vw, 58px);
	line-height: 1.28;
	letter-spacing: .015em;
}

.cta h2 em {
	font-style: normal;
	color: var(--gold)
}

.cta .sub {
	margin-top: 22px;
	font-size: 16px;
	line-height: 2;
	color: var(--d-ink-2);
	max-width: 560px;
	margin-left: auto;
	margin-right: auto
}

.cta-actions {
	display: flex;
	gap: 14px;
	justify-content: center;
	margin-top: 38px;
	flex-wrap: wrap
}

.cta-info {
	margin-top: 56px;
	display: flex;
	justify-content: center;
	gap: 56px;
	flex-wrap: wrap;
	padding-top: 38px;
	border-top: 1px solid var(--night-line);
}

.cta-info .row {
	display: flex;
	gap: 12px;
	align-items: flex-start;
	text-align: left
}

.cta-info .ci {
	color: var(--teal);
	margin-top: 3px;
	flex: none
}

.cta-info .ck {
	font-family: var(--font-mono);
	font-size: 10px;
	letter-spacing: .18em;
	color: var(--d-ink-2)
}

.cta-info .cv {
	margin-top: 4px;
	font-size: 14.5px;
	line-height: 1.6
}

.backhome {
	margin-top: 25px;
}

/* ---------- 页脚 ---------- */
.footer {
	background: var(--night);
	color: var(--d-ink-2);
	padding: 52px 0 34px;
	border-top: 1px solid var(--night-line)
}

.footer-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 18px;
	flex-wrap: wrap
}

.footer-row .brand-name {
	color: var(--d-ink)
}

.footer-row .brand-sub {
	color: var(--d-ink-2)
}

.footer-row .meta {
	font-size: 12px;
	color: rgba(157, 174, 166, .75);
	text-align: right;
	line-height: 1.8
}

/* ---------- 响应式 ---------- */
@media (max-width:1280px) {
	.rail {
		display: none
	}
}

@media (max-width:1080px) {
	.nav-links {
		display: none
	}

	.nav-cta {
		display: none
	}

	.nav-burger {
		display: flex
	}

	.hero-side,
	.scroll-cue {
		display: none
	}

	.work-stats {
		grid-template-columns: 1fr 1fr 1fr
	}

	.navi-grid {
		grid-template-columns: 1fr;
		gap: 44px
	}

	.cycle {
		grid-template-columns: 1fr 1fr
	}

	.cyc-arrow {
		display: none
	}

	.night-grid {
		grid-template-columns: 1fr;
		gap: 52px
	}

	.str-grid {
		grid-template-columns: 1fr
	}

	.deli-grid {
		grid-template-columns: 1fr
	}
}

@media (max-width:640px) {
	.wrap {
		padding: 0 20px
	}

	.section {
		padding: 78px 0
	}

	.interlude {
		padding: 78px 0
	}

	.cta {
		padding: 100px 0
	}

	.hero-body {
		padding-top: 120px;
		padding-bottom: 30px
	}

	.hero-stats {
		grid-template-columns: 1fr 1fr
	}

	.hstat:nth-child(3) {
		border-left: none
	}

	.hstat {
		border-top: 1px solid rgba(234, 240, 236, .12)
	}

	.hstat:nth-child(-n+2) {
		border-top: none
	}

	.work-stats {
		grid-template-columns: 1fr
	}

	.obs-row {
		grid-template-columns: 1fr 1fr
	}

	.cycle {
		grid-template-columns: 1fr
	}

	.phones {
		flex-direction: column;
		align-items: center
	}

	.phone-col.lift {
		margin-top: 0
	}

	.spec-row {
		grid-template-columns: 1fr;
		gap: 3px
	}

	.cmp-row {
		grid-template-columns: 1fr
	}

	.acc-head {
		padding: 18px 18px
	}

	.acc-pad {
		padding: 4px 18px 24px
	}

	.action-chips {
		display: none
	}

	.cta-info {
		gap: 26px
	}
}