/*
Theme Name: Obsidian
Theme URI: https://example.com/obsidian
Author: Studio
Author URI: https://example.com
Description: Dark, faceted theme for private security and defense contractors. Configurable homepage sections, dynamic training-course and security-service listings, an architecture hotspot diagram, a hardened careers application form with resume upload, and a floating contact rail. All copy and imagery are managed from the admin.
Version: 1.0.0
Requires at least: 6.4
Tested up to: 6.8
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: obsidian
Tags: business, custom-menu, custom-logo, featured-images, translation-ready

Fonts: Oswald & Inter, both licensed under the SIL Open Font License 1.1
(commercial web use permitted), loaded from Google Fonts.
*/

/* ================= Design tokens =================
 * 设计语言来自客户 logo 的那块黑曜石盾牌：
 * 黑色切面 + 一道白色刃口反光。因此全站没有圆角，
 * 卡片与按钮统一切左上 / 右下两个角，切口上压一道高光线。
 */
:root {
	--bg: #0a0b0d;
	--surface: #111317;
	--surface-2: #171a20;
	--ink: #edeff2;
	--ink-soft: #b9bfc7;
	--muted: #848c96;
	--panel: #050607;
	--panel-2: #12151a;
	--panel-ink: #edeff2;
	--panel-muted: #848c96;
	--accent: #56c3f0;
	--accent-ink: #04121a;
	--accent-dim: rgba(86, 195, 240, 0.16);
	--danger: #e5645a;
	--line: rgba(255, 255, 255, 0.10);
	--line-dark: rgba(255, 255, 255, 0.14);
	--edge: rgba(255, 255, 255, 0.62);
	--radius: 0px;
	--radius-sm: 0px;
	--facet: 16px;
	--facet-sm: 9px;
	--shadow: 0 26px 60px -28px rgba(0, 0, 0, 0.9);
	--font-display: "Oswald", "Arial Narrow", "Helvetica Neue", sans-serif;
	--font-body: "Inter", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	--wrap: 1240px;
}

/* 黑曜石切角：左上 + 右下各削掉一刀 */
.facet {
	clip-path: polygon(var(--facet) 0, 100% 0, 100% calc(100% - var(--facet)), calc(100% - var(--facet)) 100%, 0 100%, 0 var(--facet));
}

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

html {
	-webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: no-preference) {
	html {
		scroll-behavior: smooth;
	}
}

/* Use clip instead of hidden: hidden would break the sticky header */
html,
body {
	overflow-x: clip;
}

body {
	margin: 0;
	font-family: var(--font-body);
	font-size: 16px;
	line-height: 1.65;
	color: var(--ink);
	background: var(--bg);
}

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

a {
	color: inherit;
}

::selection {
	background: var(--accent);
	color: var(--accent-ink);
}

:focus-visible {
	outline: 3px solid var(--accent);
	outline-offset: 3px;
	border-radius: 4px;
}

.site-header :focus-visible,
.site-footer :focus-visible,
.sec-dark :focus-visible,
.hero :focus-visible,
.drawer :focus-visible,
.search-layer :focus-visible {
	outline-color: var(--accent);
}

h1,
h2,
h3,
h4 {
	font-family: var(--font-display);
	font-weight: 600;
	line-height: 1.12;
	margin: 0;
	text-transform: uppercase;
	letter-spacing: 0.015em;
}

p {
	margin: 0;
}

.wrap {
	width: 100%;
	max-width: var(--wrap);
	margin-inline: auto;
	padding-inline: clamp(20px, 4vw, 48px);
}

.section-pad {
	padding-block: clamp(56px, 8vw, 100px);
}

.visually-hidden,
.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	white-space: nowrap;
	border: 0;
}

.skip-link {
	position: absolute;
	top: -60px;
	left: 16px;
	z-index: 200;
	background: var(--accent);
	color: var(--accent-ink);
	padding: 12px 20px;
	transition: top 0.2s;
}

.skip-link:focus {
	top: 12px;
}

body.no-scroll {
	overflow: hidden;
}

/* ================= Reveal-on-scroll animation (nothing hidden by default) ================= */
html.fx [data-rv] {
	opacity: 0;
	transform: translateY(26px);
	transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

html.fx [data-rv].rv-in {
	opacity: 1;
	transform: none;
}

@media (prefers-reduced-motion: reduce) {
	html.fx [data-rv] {
		opacity: 1;
		transform: none;
		transition: none;
	}
}

/* ================= Buttons ================= */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	height: 54px;
	padding: 0 30px;
	background: rgba(255, 255, 255, 0.05);
	color: var(--ink);
	border: 1px solid rgba(255, 255, 255, 0.24);
	font-family: var(--font-display);
	font-size: 15px;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	text-decoration: none;
	cursor: pointer;
	transition: background 0.22s, color 0.22s, border-color 0.22s, transform 0.22s;
}

.btn:hover {
	background: var(--accent);
	border-color: var(--accent);
	color: var(--accent-ink);
	transform: translateY(-2px);
}

.btn-accent {
	background: var(--accent);
	border-color: var(--accent);
	color: var(--accent-ink);
}

.btn-accent:hover {
	background: #ffffff;
	border-color: #ffffff;
	color: var(--accent-ink);
}

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

.btn-ghost:hover {
	background: var(--accent);
	border-color: var(--accent);
	color: var(--accent-ink);
}

.btn-ghost-light {
	background: transparent;
	border-color: rgba(255, 255, 255, 0.65);
	color: #fff;
}

.btn-ghost-light:hover {
	background: #ffffff;
	border-color: #ffffff;
	color: var(--accent-ink);
}

.btn-dark-on-accent {
	background: var(--accent);
	border-color: var(--accent);
	color: var(--accent-ink);
}

.btn-dark-on-accent:hover {
	background: transparent;
	color: var(--accent);
	border-color: var(--accent);
}

.btn-sm {
	height: 44px;
	padding: 0 22px;
	font-size: 13px;
}

.btn .icon {
	flex: none;
}

.text-link {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-weight: 600;
	font-size: 14px;
	color: var(--ink);
	text-decoration: none;
	border-bottom: 2px solid var(--accent);
	padding-bottom: 2px;
}

.text-link:hover {
	color: var(--accent);
	border-color: var(--ink);
}

/* ================= Generic section heading ================= */
.kicker {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	font-family: var(--font-display);
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 0.3em;
	text-transform: uppercase;
	color: var(--ink-soft);
	margin: 0 0 14px;
}

.kicker::before {
	content: "";
	width: 30px;
	height: 3px;
	background: var(--accent);
	flex: none;
}

.sec-head {
	max-width: 720px;
	margin-bottom: clamp(30px, 4vw, 48px);
}

.sec-title {
	font-size: clamp(30px, 4.2vw, 48px);
	font-weight: 700;
}

.sec-sub {
	margin-top: 14px;
	font-size: 16px;
	color: var(--muted);
	max-width: 600px;
}

.sec-dark {
	background: var(--panel);
	color: var(--panel-ink);
}

.sec-dark .sec-title {
	color: #fff;
}

.sec-dark .sec-sub {
	color: var(--panel-muted);
}

.sec-dark .kicker {
	color: var(--panel-muted);
}

/* ================= Site header ================= */
.site-header {
	position: sticky;
	top: 0;
	z-index: 90;
	background: rgba(12, 14, 17, 0.94);
	color: #fff;
	border-bottom: 1px solid var(--line-dark);
	transition: box-shadow 0.25s, background 0.25s;
}

.site-header.scrolled {
	background: #0c0e11;
	box-shadow: 0 12px 30px -18px rgba(0, 0, 0, 0.7);
}

.header-bar {
	display: flex;
	align-items: center;
	gap: clamp(16px, 3vw, 40px);
	min-height: 74px;
}

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

.brand img {
	max-height: 46px;
	width: auto;
	display: block;
}

.brand-text {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	text-decoration: none;
	color: inherit;
}

.brand-mark {
	width: 38px;
	height: 38px;
	border-radius: 10px;
	background: var(--accent);
	color: var(--accent-ink);
	display: grid;
	place-items: center;
	flex: none;
}

.brand-name {
	font-family: var(--font-display);
	font-size: 22px;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	white-space: nowrap;
}

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

.nav-list {
	display: flex;
	align-items: center;
	gap: clamp(4px, 1vw, 10px);
	list-style: none;
	margin: 0;
	padding: 0;
}

.nav-list > li {
	position: relative;
}

.nav-list > li > a {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 10px 14px;
	font-family: var(--font-display);
	font-size: 15px;
	font-weight: 500;
	letter-spacing: 0.09em;
	text-transform: uppercase;
	text-decoration: none;
	color: rgba(255, 255, 255, 0.82);
	border-radius: 8px;
	transition: color 0.2s, background 0.2s;
	white-space: nowrap;
}

.nav-list > li > a:hover,
.nav-list > li.current-menu-item > a,
.nav-list > li.current-menu-ancestor > a {
	color: var(--accent);
}

.nav-list > li.menu-item-has-children > a::after {
	content: "";
	width: 7px;
	height: 7px;
	border-right: 2px solid currentColor;
	border-bottom: 2px solid currentColor;
	transform: rotate(45deg) translateY(-2px);
	flex: none;
}

.nav-list .sub-menu {
	position: absolute;
	top: calc(100% + 10px);
	left: 4px;
	min-width: 230px;
	background: #14171c;
	border: 1px solid var(--line-dark);
	border-radius: 14px;
	box-shadow: 0 24px 50px -18px rgba(0, 0, 0, 0.65);
	list-style: none;
	margin: 0;
	padding: 10px;
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	transition: opacity 0.22s, transform 0.22s, visibility 0.22s;
	z-index: 5;
}

.nav-list > li:hover > .sub-menu,
.nav-list > li:focus-within > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: none;
}

.nav-list .sub-menu a {
	display: block;
	padding: 10px 14px;
	font-size: 14px;
	color: rgba(255, 255, 255, 0.82);
	text-decoration: none;
	border-radius: 9px;
}

.nav-list .sub-menu a:hover {
	background: rgba(255, 255, 255, 0.07);
	color: var(--accent);
}

.header-actions {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-left: auto;
	flex: none;
}

.hbtn {
	position: relative;
	width: 42px;
	height: 42px;
	display: grid;
	place-items: center;
	background: transparent;
	color: inherit;
	border: 1px solid rgba(255, 255, 255, 0.22);
	border-radius: 50%;
	cursor: pointer;
	text-decoration: none;
	transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.hbtn:hover {
	border-color: var(--accent);
	color: var(--accent);
}

.cart-count {
	position: absolute;
	top: -5px;
	right: -6px;
	min-width: 19px;
	height: 19px;
	padding: 0 5px;
	border-radius: 999px;
	background: var(--accent);
	color: var(--accent-ink);
	font-size: 11px;
	font-weight: 700;
	line-height: 19px;
	text-align: center;
}

.nav-toggle {
	display: none;
}

/* ================= Mobile drawer ================= */
.drawer,
.search-layer,
.qr-modal {
	position: fixed;
	inset: 0;
	z-index: 120;
}

/* .qr-modal's display:grid overrides the UA [hidden] rule, so it must be turned off explicitly,
   otherwise the hidden full-screen overlay would intercept clicks on the whole page */
.drawer[hidden],
.search-layer[hidden],
.qr-modal[hidden] {
	display: none !important;
}

.drawer-scrim,
.search-scrim,
.qr-scrim {
	position: absolute;
	inset: 0;
	background: rgba(5, 7, 9, 0.62);
	opacity: 0;
	transition: opacity 0.24s;
}

.drawer.open .drawer-scrim,
.search-layer.open .search-scrim,
.qr-modal.open .qr-scrim {
	opacity: 1;
}

.drawer-panel {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	width: min(400px, 92vw);
	background: #0e1013;
	color: #fff;
	padding: 20px 24px 40px;
	overflow-y: auto;
	transform: translateX(102%);
	transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.drawer.open .drawer-panel {
	transform: none;
}

.drawer-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 18px;
}

.drawer-title {
	font-family: var(--font-display);
	font-size: 19px;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.drawer-nav {
	list-style: none;
	margin: 0;
	padding: 0;
}

.drawer-nav > li {
	border-bottom: 1px solid var(--line-dark);
}

.drawer-nav a {
	display: block;
	padding: 15px 4px;
	font-family: var(--font-display);
	font-size: 19px;
	font-weight: 500;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, 0.9);
	text-decoration: none;
}

.drawer-nav a:hover {
	color: var(--accent);
}

.drawer-nav .sub-menu {
	list-style: none;
	margin: 0 0 10px;
	padding: 0 0 0 16px;
}

.drawer-nav .sub-menu a {
	font-family: var(--font-body);
	font-size: 15px;
	text-transform: none;
	letter-spacing: 0;
	padding: 9px 4px;
	color: rgba(255, 255, 255, 0.66);
}

.drawer-links {
	display: flex;
	gap: 18px;
	margin-top: 22px;
}

.drawer-links a {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: rgba(255, 255, 255, 0.85);
	text-decoration: none;
	font-size: 14px;
	font-weight: 600;
}

/* ================= Search overlay ================= */
.search-panel {
	position: absolute;
	left: 50%;
	top: 14vh;
	transform: translate(-50%, -14px);
	width: min(720px, calc(100vw - 40px));
	display: flex;
	align-items: center;
	gap: 12px;
	opacity: 0;
	transition: opacity 0.24s, transform 0.24s;
}

.search-layer.open .search-panel {
	opacity: 1;
	transform: translate(-50%, 0);
}

.search-layer .search-form {
	flex: 1;
	color: #fff;
	background: rgba(20, 23, 28, 0.96);
	border-color: rgba(255, 255, 255, 0.3);
}

.search-layer .hbtn {
	color: #fff;
}

.search-form {
	display: flex;
	align-items: center;
	gap: 8px;
	max-width: 560px;
	padding: 5px 6px 5px 22px;
	border: 2px solid var(--ink);
	border-radius: 999px;
	background: var(--surface);
	color: var(--ink);
}

.search-field {
	flex: 1;
	min-width: 0;
	height: 46px;
	border: 0;
	background: transparent;
	font: inherit;
	color: inherit;
	outline: none;
}

.search-field::placeholder {
	color: currentColor;
	opacity: 0.55;
}

.search-submit {
	flex: none;
	width: 46px;
	height: 46px;
	border: 0;
	border-radius: 50%;
	background: var(--accent);
	color: var(--accent-ink);
	display: grid;
	place-items: center;
	cursor: pointer;
	transition: transform 0.2s;
}

.search-submit:hover {
	transform: scale(1.06);
}

/* ================= Footer ================= */
.site-footer {
	background: var(--panel);
	color: var(--panel-ink);
	margin-top: 0;
}

.footer-grid {
	display: grid;
	grid-template-columns: 1.6fr 1fr 1.3fr;
	gap: clamp(28px, 5vw, 72px);
	padding-block: clamp(48px, 6vw, 80px) clamp(32px, 4vw, 56px);
}

.f-brand .brand-text {
	margin-bottom: 16px;
}

.f-about {
	color: var(--panel-muted);
	font-size: 14.5px;
	max-width: 380px;
	margin-bottom: 22px;
}

.f-title {
	font-size: 14px;
	font-weight: 600;
	letter-spacing: 0.22em;
	color: rgba(255, 255, 255, 0.55);
	margin-bottom: 18px;
}

.f-menu {
	list-style: none;
	margin: 0;
	padding: 0;
}

.f-menu li {
	margin-bottom: 10px;
}

.f-menu a {
	color: var(--panel-ink);
	text-decoration: none;
	font-size: 15px;
	transition: color 0.2s;
}

.f-menu a:hover {
	color: var(--accent);
}

.f-contact-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.f-contact-list li {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	margin-bottom: 12px;
	font-size: 14.5px;
	color: var(--panel-muted);
}

.f-contact-list .icon {
	flex: none;
	margin-top: 3px;
	color: var(--accent);
}

.f-contact-list a {
	color: var(--panel-ink);
	text-decoration: none;
}

.f-contact-list a:hover {
	color: var(--accent);
}

.social-row {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
}

.social-link {
	width: 42px;
	height: 42px;
	display: grid;
	place-items: center;
	border: 1px solid var(--line-dark);
	border-radius: 50%;
	color: var(--panel-ink);
	background: transparent;
	cursor: pointer;
	text-decoration: none;
	transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.social-link:hover {
	border-color: var(--accent);
	color: var(--accent);
	transform: translateY(-2px);
}

.footer-bottom {
	border-top: 1px solid var(--line-dark);
}

.footer-bottom-in {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	flex-wrap: wrap;
	padding-block: 20px;
}

.copyright {
	font-size: 13px;
	color: var(--panel-muted);
}

.policy-menu {
	display: flex;
	flex-wrap: wrap;
	gap: 6px 22px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.policy-menu a {
	font-size: 13px;
	color: var(--panel-muted);
	text-decoration: none;
}

.policy-menu a:hover {
	color: var(--accent);
}

/* ================= Floating contact bar ================= */
.contact-rail {
	position: fixed;
	bottom: 26px;
	z-index: 80;
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.contact-rail.rail-right {
	right: 22px;
}

.contact-rail.rail-left {
	left: 22px;
}

.rail-btn {
	width: 52px;
	height: 52px;
	display: grid;
	place-items: center;
	border: 0;
	border-radius: 50%;
	background: var(--surface-2);
	color: var(--ink);
	cursor: pointer;
	text-decoration: none;
	box-shadow: 0 12px 26px -10px rgba(10, 12, 15, 0.55);
	transition: transform 0.2s, background 0.2s, color 0.2s;
}

.rail-btn:hover {
	background: var(--accent);
	color: var(--accent-ink);
	transform: translateY(-3px);
}

/* ================= QR code modal ================= */
.qr-modal {
	z-index: 130;
	display: grid;
	place-items: center;
	padding: 20px;
}

.qr-panel {
	position: relative;
	width: min(360px, calc(100vw - 40px));
	max-height: calc(100vh - 60px);
	overflow: auto;
	background: var(--surface);
	color: var(--ink);
	border-radius: 20px;
	padding: 30px 26px 26px;
	text-align: center;
	transform: translateY(16px);
	opacity: 0;
	transition: transform 0.24s, opacity 0.24s;
}

.qr-modal.open .qr-panel {
	transform: none;
	opacity: 1;
}

.qr-close {
	position: absolute;
	top: 12px;
	right: 12px;
	border-color: var(--line);
	color: var(--ink);
}

.qr-title {
	font-size: 21px;
	margin-bottom: 14px;
}

.qr-img {
	width: 210px;
	height: auto;
	border-radius: 12px;
	border: 1px solid var(--line);
}

.qr-text {
	margin-top: 12px;
	font-size: 14px;
	color: var(--muted);
}

.qr-btn {
	margin-top: 16px;
}

/* ================= Hero ================= */
.hero {
	position: relative;
	display: flex;
	align-items: center;
	min-height: min(78vh, 700px);
	background: var(--panel);
	color: #fff;
	overflow: clip;
}

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

.hero-img,
.hero-video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.hero-video {
	opacity: 0;
	transition: opacity 1.1s ease;
}

.hero-video.ready {
	opacity: 1;
}

.hero-shade {
	/* Single unidirectional pure-black scrim: darkest at the left copy column, fading
	   away by ~58% width so the knurling photo on the right stays fully legible. */
	position: absolute;
	inset: 0;
	background: linear-gradient(90deg, rgba(6, 7, 9, 0.92) 0%, rgba(6, 7, 9, 0.82) 30%, rgba(6, 7, 9, 0.28) 58%, rgba(6, 7, 9, 0) 74%);
}

.hero-in {
	position: relative;
	z-index: 1;
	padding-block: clamp(48px, 7vw, 80px);
	max-width: calc(var(--wrap));
}

.hero-kicker {
	color: var(--accent);
}

.hero-kicker::before {
	background: var(--accent);
}

.hero-title {
	max-width: 600px;
	font-size: clamp(30px, 3.4vw, 50px);
	font-weight: 700;
	line-height: 1.08;
	color: #fff;
}

.hero-sub {
	margin-top: 16px;
	max-width: 480px;
	font-size: 16px;
	line-height: 1.55;
	color: rgba(255, 255, 255, 0.78);
}

.hero-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	margin-top: 26px;
}

.hero-stats {
	display: flex;
	flex-wrap: wrap;
	gap: clamp(24px, 4vw, 56px);
	margin: 32px 0 0;
	padding-top: 18px;
	border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stats .stat {
	display: flex;
	flex-direction: column-reverse;
}

.hero-stats dd {
	margin: 0;
	font-family: var(--font-display);
	font-size: clamp(28px, 3vw, 40px);
	font-weight: 700;
	color: var(--accent);
	line-height: 1.1;
}

.hero-stats dt {
	font-size: 12.5px;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, 0.62);
	margin-top: 6px;
}

/* ================= Perks bar ================= */
.perks {
	background: var(--bg);
}

.perks-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
	padding-block: clamp(44px, 6vw, 72px);
}

.perk {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 26px 24px 24px;
	transition: transform 0.25s, box-shadow 0.25s;
}

.perk:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow);
}

.perk-icon {
	display: grid;
	place-items: center;
	width: 52px;
	height: 52px;
	border-radius: 14px;
	background: var(--surface-2);
	color: var(--accent);
	margin-bottom: 18px;
}

.perk-title {
	font-size: 18px;
	margin-bottom: 8px;
}

.perk-text {
	font-size: 14px;
	color: var(--muted);
}

/* ================= Image/text split section ================= */
.split {
	background: var(--bg);
}

.split-in {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: clamp(32px, 5vw, 72px);
	align-items: center;
}

.split-media {
	position: relative;
}

.split-media img {
	display: block;
	width: 100%;
	height: auto;
	border-radius: var(--radius);
	position: relative;
	z-index: 1;
}

.split-media::before {
	content: "";
	position: absolute;
	top: 18px;
	left: 18px;
	right: -18px;
	bottom: -18px;
	border: 2px solid var(--ink);
	border-radius: var(--radius);
}

.split-flip .split-media {
	order: 2;
}

.split-flip .split-media::before {
	left: -18px;
	right: 18px;
}

.split-body .sec-title {
	margin-bottom: 18px;
}

.split-text {
	font-size: 15.5px;
	line-height: 1.8;
	color: var(--ink-soft);
	margin-bottom: 26px;
	white-space: pre-line;
}

/* ================= Scene hotspot image ================= */
.scene {
	margin: 0;
}

.scene + .scene {
	margin-top: 40px;
}

.scene-media {
	position: relative;
}

.scene-media > img {
	display: block;
	width: 100%;
	height: auto;
	border-radius: var(--radius);
}

.hotspot {
	position: absolute;
	transform: translate(-50%, -50%);
	z-index: 2;
}

.hotspot-dot {
	display: grid;
	place-items: center;
	width: 36px;
	height: 36px;
	border-radius: 50%;
	background: var(--accent);
	color: var(--accent-ink);
	border: 3px solid rgba(255, 255, 255, 0.9);
	box-shadow: 0 6px 18px rgba(5, 7, 9, 0.45);
	transition: transform 0.2s;
}

html.fx .hotspot-dot {
	animation: hotspot-pulse 2.6s infinite;
}

@keyframes hotspot-pulse {
	0%,
	100% {
		box-shadow: 0 0 0 0 rgba(86, 195, 240, 0.55);
	}
	50% {
		box-shadow: 0 0 0 12px rgba(86, 195, 240, 0);
	}
}

@media (prefers-reduced-motion: reduce) {
	html.fx .hotspot-dot {
		animation: none;
	}
}

.hotspot:hover .hotspot-dot,
.hotspot:focus-visible .hotspot-dot {
	transform: scale(1.12);
}

.hotspot-card {
	position: absolute;
	bottom: calc(100% + 14px);
	left: 50%;
	transform: translateX(-50%) translateY(6px);
	display: flex;
	align-items: center;
	gap: 12px;
	width: 250px;
	padding: 10px 12px;
	background: #fff;
	color: var(--ink);
	border-radius: 14px;
	box-shadow: 0 18px 40px -12px rgba(5, 7, 9, 0.5);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.22s, transform 0.22s, visibility 0.22s;
	pointer-events: none;
}

.hotspot:hover .hotspot-card,
.hotspot:focus-visible .hotspot-card {
	opacity: 1;
	visibility: visible;
	transform: translateX(-50%) translateY(0);
}

.hotspot-thumb {
	flex: none;
	width: 56px;
	height: 56px;
	border-radius: 10px;
	overflow: hidden;
	background: var(--bg);
}

.hotspot-thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.hotspot-info {
	min-width: 0;
}

.hotspot-name {
	display: block;
	font-size: 13.5px;
	font-weight: 600;
	line-height: 1.35;
}

.hotspot-price {
	display: block;
	font-size: 13px;
	color: var(--muted);
	margin-top: 3px;
}

.hotspot-price del {
	margin-right: 6px;
}

.hotspot-price ins {
	text-decoration: none;
	font-weight: 600;
}

.scene-caption {
	margin-top: 14px;
	font-size: 13px;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--panel-muted);
}

/* ================= Process steps ================= */
.steps {
	background: var(--bg);
}

.steps-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
	list-style: none;
	margin: 0;
	padding: 0;
	counter-reset: step;
}

.step {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 26px 24px 24px;
}

.step-num {
	display: block;
	font-family: var(--font-display);
	font-size: 46px;
	font-weight: 700;
	line-height: 1;
	color: transparent;
	-webkit-text-stroke: 1.6px var(--ink);
	margin-bottom: 16px;
}

.step-title {
	font-size: 18px;
	margin-bottom: 8px;
}

.step-text {
	font-size: 14px;
	color: var(--muted);
}

/* ================= Customer reviews ================= */
.quotes-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 18px;
}

.quote {
	margin: 0;
	background: var(--panel-2);
	border: 1px solid var(--line-dark);
	border-radius: var(--radius);
	padding: 28px 26px;
	display: flex;
	flex-direction: column;
}

.quote-mark {
	color: var(--accent);
	margin-bottom: 14px;
}

.quote blockquote {
	margin: 0 0 20px;
	font-size: 15.5px;
	line-height: 1.75;
	color: #dfe3e9;
	flex: 1;
}

.quote-name {
	display: block;
	font-weight: 600;
	font-size: 14.5px;
	color: #fff;
}

.quote-role {
	display: block;
	font-size: 13px;
	color: var(--panel-muted);
	margin-top: 3px;
}

/* ================= Post cards ================= */
.blog-teaser {
	background: var(--bg);
}

.post-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}

.post-card {
	display: flex;
	flex-direction: column;
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: clip;
	transition: transform 0.25s, box-shadow 0.25s;
}

.post-card:hover {
	transform: translateY(-5px);
	box-shadow: var(--shadow);
}

.post-media {
	display: block;
	aspect-ratio: 16 / 10;
	background: #1a1d22;
	overflow: hidden;
}

.post-media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.5s ease;
}

.post-card:hover .post-media img {
	transform: scale(1.05);
}

.post-body {
	display: flex;
	flex-direction: column;
	gap: 10px;
	padding: 20px;
	flex: 1;
}

.post-date {
	font-size: 12px;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--muted);
}

.post-title {
	font-family: var(--font-body);
	font-size: 17.5px;
	font-weight: 700;
	text-transform: none;
	letter-spacing: 0;
	line-height: 1.45;
}

.post-title a {
	color: var(--ink);
	text-decoration: none;
}

.post-title a:hover {
	color: var(--ink-soft);
	text-decoration: underline;
	text-decoration-color: var(--accent);
	text-decoration-thickness: 3px;
}

.post-excerpt {
	font-size: 14px;
	color: var(--muted);
	flex: 1;
}

.post-card .text-link {
	margin-top: 4px;
	align-self: flex-start;
}

/* ================= CTA band ================= */
.cta-band {
	position: relative;
	background:
		radial-gradient(120% 160% at 12% 0%, rgba(86, 195, 240, 0.16) 0%, transparent 62%),
		var(--panel);
	color: var(--ink);
	border-top: 1px solid var(--line);
}

.cta-band::before {
	content: "";
	position: absolute;
	inset: 0;
	pointer-events: none;
	background-image: repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 110px);
}

.cta-band > * {
	position: relative;
}

.cta-in {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 28px;
	flex-wrap: wrap;
	padding-block: clamp(44px, 6vw, 76px);
}

.cta-title {
	font-size: clamp(28px, 4vw, 46px);
	font-weight: 700;
}

.cta-text {
	margin-top: 10px;
	font-size: 15.5px;
	color: var(--muted);
	max-width: 560px;
}

/* ================= Generic inner page ================= */
.page-hero {
	background: var(--panel);
	color: #fff;
	padding: clamp(44px, 6vw, 76px) 0;
	position: relative;
	overflow: clip;
}

/* 内页页头的装饰：一块斜切的棱面，而不是圆 —— 全站没有圆角 */
.page-hero::after {
	content: "";
	position: absolute;
	top: -30%;
	right: -6%;
	width: 420px;
	height: 260%;
	pointer-events: none;
	background: linear-gradient(180deg, rgba(86, 195, 240, 0.10), rgba(86, 195, 240, 0.015));
	border-left: 1px solid rgba(86, 195, 240, 0.28);
	transform: skewX(-18deg);
}

.page-hero::before {
	content: "";
	position: absolute;
	inset: 0;
	pointer-events: none;
	background-image: repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 104px);
}

.page-hero .wrap {
	position: relative;
	z-index: 1;
}

.page-hero-lg {
	padding: clamp(64px, 8vw, 108px) 0;
}

.page-hero .kicker {
	color: var(--accent);
}

.page-hero-title {
	font-size: clamp(32px, 5vw, 58px);
	font-weight: 700;
	color: #fff;
	max-width: 900px;
}

.page-hero-sub {
	margin-top: 14px;
	font-size: 16px;
	color: rgba(255, 255, 255, 0.72);
	max-width: 640px;
}

.entry-content {
	max-width: 780px;
	font-size: 16px;
	line-height: 1.8;
	color: var(--ink-soft);
}

.entry-content > * + * {
	margin-top: 1.1em;
}

.entry-content h2 {
	font-size: 27px;
	color: var(--ink);
	margin-top: 2em;
}

.entry-content h3 {
	font-size: 21px;
	color: var(--ink);
	margin-top: 1.7em;
}

.entry-content a {
	color: var(--ink);
	text-decoration: underline;
	text-decoration-color: var(--accent);
	text-decoration-thickness: 2.5px;
	text-underline-offset: 3px;
}

.entry-content img {
	border-radius: var(--radius);
}

.entry-content ul,
.entry-content ol {
	padding-left: 24px;
}

.entry-content li {
	margin-bottom: 8px;
}

.entry-content blockquote {
	margin: 1.6em 0;
	padding: 4px 0 4px 22px;
	border-left: 4px solid var(--accent);
	font-style: italic;
	color: var(--ink);
}

.entry-content table {
	width: 100%;
	border-collapse: collapse;
	font-size: 14.5px;
}

.entry-content th,
.entry-content td {
	padding: 12px 14px;
	border-bottom: 1px solid var(--line);
	text-align: left;
}

.entry-content details {
	border: 1px solid var(--line);
	border-radius: var(--radius-sm);
	padding: 0;
	background: var(--surface);
}

.entry-content details + details {
	margin-top: 12px;
}

.entry-content summary {
	cursor: pointer;
	padding: 16px 20px;
	font-weight: 600;
	color: var(--ink);
	list-style: none;
	position: relative;
	padding-right: 44px;
}

.entry-content summary::-webkit-details-marker {
	display: none;
}

.entry-content summary::after {
	content: "+";
	position: absolute;
	right: 18px;
	top: 50%;
	transform: translateY(-50%);
	font-family: var(--font-display);
	font-size: 22px;
	color: var(--muted);
}

.entry-content details[open] summary::after {
	content: "\2212";
}

.entry-content details > *:not(summary) {
	padding: 0 20px;
}

.entry-content details > p:last-child {
	padding-bottom: 18px;
}

.entry-hero-img {
	margin: 0 0 42px;
	max-width: 980px;
}

.entry-hero-img img {
	width: 100%;
	border-radius: var(--radius);
}

.entry-single .entry-content {
	margin-inline: auto;
}

.entry-single .entry-hero-img {
	margin-inline: auto;
}

.post-nav {
	display: flex;
	justify-content: space-between;
	gap: 20px;
	max-width: 780px;
	margin: 56px auto 0;
	padding-top: 24px;
	border-top: 1px solid var(--line);
	font-weight: 600;
	font-size: 14.5px;
}

.post-nav a {
	color: var(--ink);
	text-decoration: none;
}

.post-nav a:hover {
	text-decoration: underline;
	text-decoration-color: var(--accent);
	text-decoration-thickness: 3px;
}

.post-nav-next {
	text-align: right;
}

/* Contact page cards (used by seed content) */
.contact-cards {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 18px;
	margin-top: 8px;
}

.contact-card {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 26px 24px;
}

.contact-card h3 {
	font-size: 17px;
	margin-bottom: 10px;
}

.contact-card p {
	font-size: 14.5px;
	color: var(--muted);
	margin: 0 0 6px;
}

.contact-card a {
	color: var(--ink);
	font-weight: 600;
	text-decoration: none;
	border-bottom: 2px solid var(--accent);
}

/* ================= Archive / search / 404 ================= */
.post-grid-archive {
	margin-top: 8px;
}

.pagination-nav {
	margin-top: 52px;
	text-align: center;
}

.pagination-nav .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 44px;
	height: 44px;
	padding: 0 10px;
	margin: 0 3px;
	border: 1.5px solid var(--line);
	border-radius: 999px;
	color: var(--ink);
	font-weight: 600;
	font-size: 14px;
	text-decoration: none;
	background: var(--surface);
}

.pagination-nav .page-numbers.current {
	background: var(--accent);
	border-color: var(--accent);
	color: var(--accent-ink);
}

.pagination-nav a.page-numbers:hover {
	border-color: var(--accent);
}

.search-again {
	margin-bottom: 36px;
}

.result-list {
	display: flex;
	flex-direction: column;
	gap: 14px;
	max-width: 860px;
}

.result-card {
	display: flex;
	align-items: center;
	gap: 18px;
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 16px 20px;
	transition: transform 0.2s, box-shadow 0.2s;
}

.result-card:hover {
	transform: translateY(-2px);
	box-shadow: var(--shadow);
}

.result-media {
	flex: none;
	width: 72px;
	height: 72px;
	border-radius: var(--radius-sm);
	overflow: hidden;
	background: var(--bg);
}

.result-media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.result-body {
	flex: 1;
	min-width: 0;
}

.result-body .badge {
	margin-bottom: 8px;
	background: var(--bg);
	color: var(--muted);
	border: 1px solid var(--line);
}

.result-title {
	font-family: var(--font-body);
	font-size: 16.5px;
	font-weight: 700;
	text-transform: none;
	letter-spacing: 0;
}

.result-title a {
	color: var(--ink);
	text-decoration: none;
}

.result-title a:hover {
	text-decoration: underline;
	text-decoration-color: var(--accent);
	text-decoration-thickness: 3px;
}

.result-excerpt,
.result-price {
	margin-top: 5px;
	font-size: 14px;
	color: var(--muted);
}

.result-price ins {
	text-decoration: none;
	font-weight: 600;
	color: var(--ink);
}

.result-arrow {
	flex: none;
	color: var(--muted);
}

.empty-state {
	max-width: 560px;
	margin-inline: auto;
	text-align: center;
	padding: clamp(30px, 5vw, 60px) 20px;
}

.empty-state h2 {
	font-size: 28px;
	margin-bottom: 14px;
}

.empty-state p {
	color: var(--muted);
	margin-bottom: 26px;
}

.empty-search {
	margin: 0 auto 26px;
	max-width: 460px;
}

.empty-search .search-form {
	margin-inline: auto;
}

.empty-actions {
	display: flex;
	justify-content: center;
	gap: 12px;
	flex-wrap: wrap;
}

/* =========================================================================
   Obsidian —— 签名视觉层
   全部来自客户 logo 那块黑曜石盾牌：黑色切面 + 一道白色刃口反光。
   做法：元素统一切掉左上 / 右下两个角，外层用 135° 渐变当 1px 描边，
   左上切口正好落在渐变最亮处，于是每块卡片都自带一道刃口高光。
   ========================================================================= */

:root {
	--cut: polygon(var(--facet) 0, 100% 0, 100% calc(100% - var(--facet)), calc(100% - var(--facet)) 100%, 0 100%, 0 var(--facet));
	--cut-sm: polygon(var(--facet-sm) 0, 100% 0, 100% calc(100% - var(--facet-sm)), calc(100% - var(--facet-sm)) 100%, 0 100%, 0 var(--facet-sm));
	--edge-grad: linear-gradient(135deg, var(--edge) 0, rgba(255, 255, 255, 0.14) 18%, rgba(255, 255, 255, 0.09) 60%, rgba(255, 255, 255, 0.16) 100%);
}

.svc-card,
.course-card,
.post-card,
.result-card,
.side-cta,
.apply-box,
.role,
.spec-block,
.quote,
.contact-card {
	position: relative;
	clip-path: var(--cut);
	background: var(--edge-grad);
	border: 0;
	border-radius: 0;
}

.svc-card::before,
.course-card::before,
.post-card::before,
.result-card::before,
.side-cta::before,
.apply-box::before,
.role::before,
.spec-block::before,
.quote::before,
.contact-card::before {
	content: "";
	position: absolute;
	inset: 1px;
	clip-path: var(--cut);
	background: var(--surface);
	z-index: 0;
}

.svc-card > *,
.course-card > *,
.post-card > *,
.result-card > *,
.side-cta > *,
.apply-box > *,
.role > *,
.spec-block > *,
.quote > *,
.contact-card > * {
	position: relative;
	z-index: 1;
}

/* 按钮同一套切角，尺寸小一号 */
.btn,
.search-submit,
.hbtn,
.rail-btn {
	clip-path: var(--cut-sm);
	border-radius: 0;
}

.btn:hover {
	transform: translateY(-2px);
}

/* ================= Header ================= */
.site-header {
	background: rgba(5, 6, 7, 0.86);
	backdrop-filter: saturate(140%) blur(14px);
	border-bottom: 1px solid var(--line);
}

.custom-logo {
	max-height: 46px;
	width: auto;
}

.brand-name {
	letter-spacing: 0.14em;
}

.header-cta {
	margin-left: 6px;
}

/* ================= Hero ================= */
.hero {
	min-height: min(92vh, 900px);
}

.hero-shade {
	background:
		linear-gradient(180deg, rgba(5, 6, 7, 0.62) 0%, rgba(5, 6, 7, 0.42) 42%, rgba(5, 6, 7, 0.94) 100%),
		linear-gradient(90deg, rgba(5, 6, 7, 0.88) 0%, rgba(5, 6, 7, 0.22) 62%, rgba(5, 6, 7, 0.5) 100%);
}

/* 首屏的切面纹理：极淡的 135° 斜线，呼应盾牌的棱面 */
.hero-facets,
.detail-hero-media .hero-facets {
	position: absolute;
	inset: 0;
	pointer-events: none;
	background-image: repeating-linear-gradient(
		135deg,
		rgba(255, 255, 255, 0.045) 0 1px,
		transparent 1px 118px
	);
	mask-image: radial-gradient(120% 90% at 18% 12%, #000 0%, transparent 72%);
	-webkit-mask-image: radial-gradient(120% 90% at 18% 12%, #000 0%, transparent 72%);
}

.hero-title {
	font-size: clamp(38px, 6.4vw, 82px);
	letter-spacing: 0.005em;
}

.hero-sub {
	max-width: 620px;
	color: rgba(237, 239, 242, 0.82);
}

.hero-stats .stat dd {
	color: var(--accent);
}

/* 首屏底部那句 doctrine：贴着最下面，像仪器上的铭牌 */
.hero-doctrine {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 22px;
	z-index: 2;
	width: 100%;
	max-width: var(--wrap);
	margin-inline: auto;
	padding-inline: clamp(20px, 4vw, 48px);
	font-family: var(--font-display);
	font-size: 12.5px;
	font-weight: 500;
	letter-spacing: 0.32em;
	text-transform: uppercase;
	color: rgba(237, 239, 242, 0.52);
}

.hero-doctrine::before {
	content: "";
	display: inline-block;
	width: 44px;
	height: 1px;
	margin-right: 14px;
	vertical-align: middle;
	background: var(--accent);
}

/* ================= 交替深色段：加一层几乎看不见的棱面纹 ================= */
.sec-dark {
	position: relative;
	background: var(--panel);
}

.sec-dark::before {
	content: "";
	position: absolute;
	inset: 0;
	pointer-events: none;
	background-image: repeating-linear-gradient(
		135deg,
		rgba(255, 255, 255, 0.028) 0 1px,
		transparent 1px 96px
	);
}

.sec-dark > * {
	position: relative;
}

/* ================= 安保服务卡 ================= */
.svc-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}

.svc-card {
	display: flex;
	flex-direction: column;
	text-decoration: none;
	color: inherit;
	transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.svc-card:hover {
	transform: translateY(-6px);
}

.svc-media {
	display: block;
	aspect-ratio: 16 / 11;
	overflow: hidden;
	background: #0e1013;
}

.svc-media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	filter: saturate(0.72) contrast(1.06);
	transition: transform 0.6s ease, filter 0.4s ease;
}

.svc-card:hover .svc-media img {
	transform: scale(1.045);
	filter: saturate(0.95) contrast(1.06);
}

.svc-body {
	display: flex;
	flex-direction: column;
	gap: 10px;
	padding: 22px 24px 26px;
	flex: 1;
}

.svc-name {
	font-family: var(--font-display);
	font-size: 20px;
	font-weight: 600;
	line-height: 1.2;
	text-transform: uppercase;
	letter-spacing: 0.02em;
	color: var(--ink);
}

.svc-text {
	font-size: 14.5px;
	line-height: 1.62;
	color: var(--muted);
}

.svc-more {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	margin-top: auto;
	padding-top: 14px;
	font-family: var(--font-display);
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--accent);
}

.svc-card:hover .svc-more .icon {
	transform: translateX(4px);
}

.svc-more .icon {
	transition: transform 0.25s;
}

/* ================= 培训课程卡 ================= */
.course-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}

.course-card {
	display: flex;
	flex-direction: column;
	transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.course-card:hover {
	transform: translateY(-6px);
}

.course-media {
	display: block;
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: #0e1013;
}

.course-media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	filter: saturate(0.72) contrast(1.06);
	transition: transform 0.6s ease, filter 0.4s ease;
}

.course-card:hover .course-media img {
	transform: scale(1.045);
	filter: saturate(0.95) contrast(1.06);
}

.course-body {
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding: 22px 24px 26px;
	flex: 1;
}

.course-name {
	font-family: var(--font-display);
	font-size: 19px;
	font-weight: 600;
	line-height: 1.22;
	text-transform: uppercase;
	letter-spacing: 0.02em;
}

.course-name a {
	color: var(--ink);
	text-decoration: none;
}

.course-name a:hover {
	color: var(--accent);
}

.course-text {
	font-size: 14.5px;
	line-height: 1.62;
	color: var(--muted);
}

.course-body .text-link {
	margin-top: auto;
	align-self: flex-start;
}

/* 参数小标签：像设备上的铭牌 */
.spec-chip {
	display: inline-flex;
	align-items: stretch;
	align-self: flex-start;
	font-family: var(--font-display);
	font-size: 11.5px;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	line-height: 1;
}

.chip-key {
	padding: 7px 10px;
	background: var(--accent-dim);
	color: var(--accent);
}

.chip-val {
	padding: 7px 10px;
	background: rgba(255, 255, 255, 0.06);
	color: var(--ink-soft);
}

/* 板块底部的居中按钮 */
.sec-btn {
	margin-top: 38px;
}

/* ================= 详情页 ================= */
.detail-hero {
	position: relative;
	display: flex;
	align-items: flex-end;
	min-height: min(62vh, 620px);
	padding-block: clamp(60px, 9vw, 110px);
	color: #fff;
	overflow: hidden;
	background: var(--panel);
}

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

.detail-hero-media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	filter: saturate(0.6) contrast(1.05);
}

.detail-hero-media .hero-shade {
	position: absolute;
	inset: 0;
	background:
		linear-gradient(180deg, rgba(5, 6, 7, 0.72) 0%, rgba(5, 6, 7, 0.5) 40%, rgba(5, 6, 7, 0.96) 100%),
		linear-gradient(90deg, rgba(5, 6, 7, 0.86) 0%, rgba(5, 6, 7, 0.3) 70%);
}

.detail-hero-in {
	position: relative;
	z-index: 2;
}

.crumbs {
	display: flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 22px;
	font-size: 12.5px;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: rgba(237, 239, 242, 0.6);
}

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

.crumbs a:hover {
	color: var(--accent);
}

.bc-sep {
	color: rgba(237, 239, 242, 0.32);
}

.detail-title {
	font-size: clamp(30px, 4.6vw, 56px);
	max-width: 15ch;
	color: #fff;
}

.detail-lede {
	margin-top: 20px;
	max-width: 62ch;
	font-size: clamp(16px, 1.5vw, 18.5px);
	line-height: 1.62;
	color: rgba(237, 239, 242, 0.82);
}

.detail-layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 348px;
	gap: clamp(30px, 4vw, 56px);
	align-items: start;
}

.detail-side {
	position: sticky;
	top: 104px;
	display: flex;
	flex-direction: column;
	gap: 18px;
}

.side-cta {
	padding: 26px 26px 30px;
}

.side-cta-title {
	font-size: 20px;
}

.side-cta-text {
	margin: 12px 0 20px;
	font-size: 14.5px;
	line-height: 1.62;
	color: var(--muted);
}

/* 参数表 */
.spec-block {
	padding: 24px 26px 26px;
}

.spec-title {
	font-size: 15px;
	letter-spacing: 0.18em;
	color: var(--muted);
	margin-bottom: 14px;
}

.spec-scroll {
	overflow-x: auto;
}

.spec-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 14.5px;
}

.spec-table th,
.spec-table td {
	padding: 11px 0;
	text-align: left;
	vertical-align: top;
	border-bottom: 1px solid var(--line);
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
	border-bottom: 0;
}

.spec-table th {
	width: 44%;
	padding-right: 14px;
	font-family: var(--font-display);
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--muted);
}

.spec-table td {
	color: var(--ink);
}

/* ================= 招聘：岗位手风琴 ================= */
.role-list {
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.role {
	overflow: hidden;
}

.role-head {
	display: flex;
	align-items: center;
	gap: 18px;
	padding: 22px 26px;
	cursor: pointer;
	list-style: none;
	transition: background 0.2s;
}

.role-head::-webkit-details-marker {
	display: none;
}

.role-head:hover {
	background: rgba(255, 255, 255, 0.03);
}

.role-num {
	font-family: var(--font-display);
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 0.12em;
	color: var(--accent);
	flex: none;
}

.role-name {
	flex: 1;
	font-family: var(--font-display);
	font-size: clamp(17px, 2vw, 21px);
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.02em;
	color: var(--ink);
}

.role-toggle {
	flex: none;
	display: grid;
	place-items: center;
	width: 34px;
	height: 34px;
	color: var(--accent);
	background: var(--accent-dim);
	transition: transform 0.25s;
}

.role[open] .role-toggle {
	transform: rotate(45deg);
}

.role-body {
	padding: 0 26px 26px 26px;
	color: var(--ink-soft);
}

.role-body > *:first-child {
	margin-top: 0;
}

.role-apply {
	margin-top: 20px;
}

/* ================= 招聘：简历投递表单 ================= */
.apply-sec {
	padding-block: clamp(56px, 8vw, 100px);
}

.apply-box {
	max-width: 880px;
	margin-inline: auto;
	padding: clamp(28px, 4vw, 46px);
}

.apply-head {
	margin-bottom: 26px;
}

.apply-note {
	margin-top: 14px;
	font-size: 14px;
	color: var(--muted);
	max-width: 60ch;
}

.form-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 18px 20px;
}

.field {
	display: flex;
	flex-direction: column;
	gap: 8px;
	margin-bottom: 18px;
}

.form-grid .field {
	margin-bottom: 0;
}

.field label {
	font-family: var(--font-display);
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--muted);
}

.field .req {
	color: var(--accent);
}

.field input[type="text"],
.field input[type="email"],
.field select,
.field textarea {
	width: 100%;
	font: inherit;
	font-size: 15px;
	color: var(--ink);
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid var(--line);
	border-radius: 0;
	padding: 13px 15px;
	transition: border-color 0.2s, background 0.2s;
}

.field textarea {
	resize: vertical;
	min-height: 130px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
	outline: none;
	border-color: var(--accent);
	background: rgba(86, 195, 240, 0.06);
}

.field input[type="file"] {
	font-size: 14px;
	color: var(--ink-soft);
	padding: 12px 14px;
	background: rgba(255, 255, 255, 0.04);
	border: 1px dashed var(--line-dark);
}

.field input[type="file"]::file-selector-button {
	font: inherit;
	font-size: 13px;
	margin-right: 14px;
	padding: 8px 16px;
	color: var(--ink);
	background: rgba(255, 255, 255, 0.08);
	border: 1px solid var(--line-dark);
	cursor: pointer;
}

.field-hint {
	font-size: 12.5px;
	color: var(--muted);
}

.form-actions {
	margin-top: 26px;
}

.form-msg {
	margin-bottom: 22px;
	padding: 14px 18px;
	font-size: 14.5px;
	border-left: 3px solid var(--accent);
	background: var(--accent-dim);
	color: var(--ink);
}

.form-msg-err {
	border-left-color: var(--danger);
	background: rgba(229, 100, 90, 0.12);
}

/* 蜜罐字段：对真人完全不可见，但不用 display:none（部分机器人会跳过） */
.obs-hp {
	position: absolute !important;
	left: -9999px;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

/* ================= 其它暗色修正 ================= */
.badge {
	background: var(--accent-dim);
	color: var(--accent);
}

.hotspot-card {
	background: var(--surface);
	color: var(--ink);
	border: 1px solid var(--line);
}

.hotspot-kind {
	display: block;
	font-family: var(--font-display);
	font-size: 10.5px;
	font-weight: 600;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--accent);
	margin-bottom: 3px;
}

.hotspot-name {
	color: var(--ink);
	font-size: 13.5px;
	line-height: 1.35;
}

.perk-icon {
	color: var(--accent);
}

.step-num {
	color: var(--accent);
}

.entry-content a {
	color: var(--accent);
}

.site-footer {
	border-top: 1px solid var(--line);
}

/* ================= 品牌锁定：盾牌 + 字标 ================= */
.brand-text {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	text-decoration: none;
	color: inherit;
}

.brand-mark {
	display: grid;
	place-items: center;
	flex: none;
	color: var(--accent);
}

.brand-logo {
	display: block;
	width: auto;
	height: 38px;
}

.site-header .brand-name {
	font-family: var(--font-display);
	font-size: 15px;
	font-weight: 600;
	line-height: 1.12;
	letter-spacing: 0.13em;
	text-transform: uppercase;
	color: #fff;
	max-width: 13ch;
}

.site-footer .brand-logo {
	height: 46px;
}

.site-footer .brand-name {
	font-family: var(--font-display);
	font-size: 16px;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: #fff;
	max-width: 15ch;
	line-height: 1.15;
}

@media (max-width: 1180px) {
	.site-header .brand-name {
		font-size: 13.5px;
		max-width: 11ch;
	}
}

@media (max-width: 640px) {
	.site-header .brand-name {
		display: none;
	}
}

/* 首屏标题：收窄行宽，避免整屏一堵字墙 */
.hero-title {
	font-size: clamp(36px, 5.4vw, 70px);
	max-width: 17ch;
}

.hero-in {
	max-width: 980px;
}

/* 品牌 mark：清掉旧主题那块蓝色圆角底，logo 直接裸放 */
.site-header .brand-mark,
.site-footer .brand-mark {
	width: auto;
	height: auto;
	background: none;
	border-radius: 0;
	color: var(--accent);
}

.brand {
	min-width: 0;
	max-width: 46%;
}

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

.site-header .brand-name {
	display: flex;
	flex-direction: column;
	gap: 3px;
	max-width: none;
}

.brand-word {
	font-family: var(--font-display);
	font-size: 20px;
	font-weight: 700;
	line-height: 1;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: #fff;
}

.brand-sub {
	font-family: var(--font-display);
	font-size: 9.5px;
	font-weight: 500;
	line-height: 1;
	letter-spacing: 0.24em;
	text-transform: uppercase;
	color: var(--accent);
	white-space: nowrap;
}

.site-footer .brand-name {
	display: flex;
	flex-direction: column;
	gap: 4px;
	max-width: none;
}

.site-footer .brand-word {
	font-size: 24px;
}

.site-footer .brand-sub {
	font-size: 10.5px;
}

@media (max-width: 1180px) {
	.brand-word {
		font-size: 17px;
	}
	.brand-sub {
		font-size: 8.5px;
		letter-spacing: 0.2em;
	}
	.brand-logo {
		height: 32px;
	}
}

@media (max-width: 480px) {
	.brand-sub {
		display: none;
	}
}

/* 导航在中等宽度下收紧：7 个入口 + 字标 + 搜索 + CTA，
   不收紧的话 1100px 左右最后一项会压到搜索按钮上 */
@media (max-width: 1320px) {
	.nav-list > li > a {
		padding: 10px 9px;
		font-size: 13.5px;
		letter-spacing: 0.06em;
	}
	.header-bar {
		gap: clamp(12px, 2vw, 24px);
	}
}

@media (max-width: 1140px) {
	.nav-list > li > a {
		padding: 10px 7px;
		font-size: 12.5px;
		letter-spacing: 0.04em;
	}
	.header-cta {
		height: 40px;
		padding: 0 16px;
		font-size: 12px;
	}
}

/* 导航项自身也不许溢出容器 */
.nav-list {
	flex-wrap: nowrap;
	justify-content: flex-end;
	min-width: 0;
}

/* 架构图：热点卡与图片压到全站的暗色语言里 */
.hotspot-card {
	border-radius: 0;
	clip-path: var(--cut-sm);
	box-shadow: 0 22px 44px -16px rgba(0, 0, 0, 0.8);
}

.scene-media > img {
	filter: saturate(0.7) brightness(0.88) contrast(1.05);
}

.hotspot-dot {
	border-color: rgba(255, 255, 255, 0.92);
}

/* 参数小标签必须是一行，撑不下就不显示（PHP 侧已按长度过滤） */
.spec-chip {
	max-width: 100%;
	white-space: nowrap;
	font-size: 11px;
	letter-spacing: 0.12em;
}

.chip-key,
.chip-val {
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

/* ================= Responsive ================= */
@media (max-width: 1200px) {
	.course-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

@media (max-width: 1024px) {
	.main-nav {
		display: none;
	}
	.nav-toggle {
		display: grid;
	}
	.header-cta {
		display: none;
	}
	.svc-grid,
	.perks-grid,
	.steps-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
	.footer-grid {
		grid-template-columns: 1fr 1fr;
	}
	.detail-layout {
		grid-template-columns: 1fr;
	}
	.detail-side {
		position: static;
	}
}

@media (max-width: 900px) {
	.course-grid,
	.post-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
	.quotes-grid,
	.split-in {
		grid-template-columns: 1fr;
	}
	.split-flip .split-media {
		order: 0;
	}
	.split-media::before {
		display: none;
	}
	.contact-cards {
		grid-template-columns: 1fr;
	}
	.form-grid {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 768px) {
	body {
		font-size: 15px;
	}
	.hero {
		min-height: 78vh;
	}
	.hero-stats {
		gap: 22px 34px;
		margin-top: 40px;
	}
	.hero-doctrine {
		display: none;
	}
	.cta-in {
		flex-direction: column;
		align-items: flex-start;
	}
	.contact-rail {
		bottom: 18px;
	}
	.contact-rail.rail-right {
		right: 14px;
	}
	.contact-rail.rail-left {
		left: 14px;
	}
	.rail-btn {
		width: 47px;
		height: 47px;
	}
	.rail-no-mobile {
		display: none;
	}
	.role-head {
		padding: 18px 16px;
	}
	.role-body {
		padding: 0 16px 20px;
	}
}

@media (max-width: 560px) {
	.perks-grid,
	.steps-grid,
	.svc-grid,
	.course-grid,
	.post-grid {
		grid-template-columns: 1fr;
	}
	.footer-grid {
		grid-template-columns: 1fr;
	}
	.footer-bottom-in {
		flex-direction: column;
		align-items: flex-start;
	}
	.hero-actions .btn {
		width: 100%;
	}
	.hotspot-card {
		width: 200px;
	}
	.role-num {
		display: none;
	}
}

/* ================= Cookie 同意横幅（Complianz）=================
   插件用一组 --cmplz_* 自定义属性控制外观，这里整组改写成主题的
   黑曜石配色 + 零圆角 + 传感器蓝主按钮，不改插件文件。 */
:root {
	--cmplz_banner_background_color: #050607 !important;
	--cmplz_banner_border_color: rgba(255, 255, 255, 0.12) !important;
	--cmplz_banner_border_width: 1px 0px 0px 0px !important;
	--cmplz_banner_border_radius: 0px 0px 0px 0px !important;
	--cmplz_text_color: #edeff2 !important;
	--cmplz_hyperlink_color: #56c3f0 !important;
	--cmplz_button_accept_background_color: #56c3f0 !important;
	--cmplz_button_accept_border_color: #56c3f0 !important;
	--cmplz_button_accept_text_color: #04121a !important;
	--cmplz_button_deny_background_color: rgba(255, 255, 255, 0.05) !important;
	--cmplz_button_deny_border_color: rgba(255, 255, 255, 0.24) !important;
	--cmplz_button_deny_text_color: #edeff2 !important;
	--cmplz_button_settings_background_color: rgba(0, 0, 0, 0) !important;
	--cmplz_button_settings_border_color: rgba(255, 255, 255, 0.18) !important;
	--cmplz_button_settings_text_color: #848c96 !important;
	--cmplz_button_border_radius: 0px 0px 0px 0px !important;
	--cmplz_slider_active_color: #56c3f0 !important;
	--cmplz_slider_inactive_color: #3a4048 !important;
	--cmplz_slider_bullet_color: #edeff2 !important;
	--cmplz_category_header_always_active_color: #56c3f0 !important;
	--cmplz_title_font_size: 15px !important;
	--cmplz_text_font_size: 13.5px !important;
	--cmplz_button_font_size: 13.5px !important;
}

.cmplz-cookiebanner {
	font-family: var(--font-body);
	box-shadow: 0 -22px 44px -20px rgba(0, 0, 0, 0.8);
}

.cmplz-cookiebanner .cmplz-title,
.cmplz-cookiebanner .cmplz-buttons .cmplz-btn {
	font-family: var(--font-display);
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.cmplz-cookiebanner .cmplz-buttons .cmplz-btn {
	clip-path: var(--cut-sm);
}

/* 分类块的浅灰底在暗色横幅上是个白斑，换掉 */
.cmplz-cookiebanner .cmplz-categories .cmplz-category {
	background-color: rgba(255, 255, 255, 0.045);
}

/* 悬浮联系栏的让位由 main.js 按横幅实测高度设置 inline bottom，
   这里只负责让位移有过渡，不写死数值。 */

.contact-rail {
	transition: bottom 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-reduced-motion: reduce) {
	.contact-rail {
		transition: none;
	}
}