/*
Theme Name: 山东蓝科环保设备 (Lanke Environmental)
Theme URI: https://example.com/
Author: 陈墨 (Chen Mo)
Author URI: https://example.com/
Description: 为山东蓝科环保设备有限公司打造的深蓝科技风玻璃拟态企业主题,品牌口号:让每一立方废气都可量化治理。整站深色渐变底 (#0a1633 - #101d42),霓虹青 (#00d4ff) 与电光蓝 (#3b82f6) 强调色,玻璃拟态卡片 + 发光描边 PP 喷淋塔 inline SVG + 数字统计动画。内置智能装备(LK-PL 系列)自定义文章类型、交付案例与技术动态版块,完全自包含,无任何外链资源。演示公司为虚构。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: lanke-tech
Tags: dark, one-column, custom-logo, custom-menu, featured-images, translation-ready
*/

/* ==========================================================================
   1. 变量与基础
   ========================================================================== */
:root {
  --c-bg1: #0a1633;
  --c-bg2: #101d42;
  --c-cyan: #00d4ff;
  --c-blue: #3b82f6;
  --c-text: #e6edff;
  --c-muted: #93a5cf;
  --c-glass: rgba(255, 255, 255, 0.06);
  --c-glass-strong: rgba(255, 255, 255, 0.1);
  --c-line: rgba(255, 255, 255, 0.14);
  --c-line-cyan: rgba(0, 212, 255, 0.4);
  --grad-main: linear-gradient(135deg, #00d4ff 0%, #3b82f6 100%);
  --glow-cyan: 0 0 24px rgba(0, 212, 255, 0.35);
  --radius: 18px;
  --radius-sm: 12px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "WenQuanYi Micro Hei",
    Helvetica, Arial, sans-serif;
  --header-h: 76px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text);
  background-color: var(--c-bg1);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--c-cyan);
  text-decoration: none;
  transition: color 0.25s ease;
}

a:hover {
  color: #7fe7ff;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.6em;
  font-weight: 800;
  line-height: 1.3;
  color: #ffffff;
  letter-spacing: 0.01em;
}

p {
  margin: 0 0 1.1em;
}

ul, ol {
  padding-left: 1.4em;
}

blockquote {
  margin: 1.4em 0;
  padding: 1em 1.4em;
  border-left: 3px solid var(--c-cyan);
  background: var(--c-glass);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--c-muted);
}

code, pre {
  font-family: "SF Mono", "Cascadia Mono", Consolas, Menlo, monospace;
  font-size: 0.9em;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--c-line);
  border-radius: 8px;
}

code {
  padding: 0.15em 0.45em;
}

pre {
  padding: 1.1em 1.3em;
  overflow-x: auto;
}

pre code {
  background: none;
  border: 0;
  padding: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 0.7em 1em;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
}

hr {
  border: 0;
  height: 1px;
  background: var(--c-line);
  margin: 2.4em 0;
}

::selection {
  background: rgba(0, 212, 255, 0.35);
  color: #ffffff;
}

.container {
  width: min(1180px, 92%);
  margin-inline: auto;
}

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

.skip-link:focus {
  position: fixed !important;
  top: 12px;
  left: 12px;
  z-index: 999;
  width: auto;
  height: auto;
  clip-path: none;
  padding: 0.6em 1.2em;
  background: var(--grad-main);
  color: #04122b;
  border-radius: 999px;
  font-weight: 700;
}

/* WordPress 核心必需类 */
.alignleft { float: left; margin: 0.4em 1.4em 1em 0; }
.alignright { float: right; margin: 0.4em 0 1em 1.4em; }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text,
.wp-element-caption { font-size: 0.85rem; color: var(--c-muted); text-align: center; }
.sticky { position: relative; }
.bypostauthor { display: block; }
.gallery-caption { color: var(--c-muted); }

/* ==========================================================================
   2. 全局背景光斑
   ========================================================================== */
.site-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  background: linear-gradient(160deg, #0a1633 0%, #0c193b 48%, #101d42 100%);
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
}

.orb-1 {
  width: 540px;
  height: 540px;
  top: -170px;
  right: -90px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.28), transparent 65%);
}

.orb-2 {
  width: 660px;
  height: 660px;
  top: 30%;
  left: -240px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.26), transparent 65%);
}

.orb-3 {
  width: 480px;
  height: 480px;
  bottom: -150px;
  right: 10%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.16), transparent 60%);
}

/* ==========================================================================
   3. 玻璃卡片 / 按钮 / 徽章
   ========================================================================== */
.glass-card {
  background: var(--c-glass);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 8px 32px rgba(4, 10, 30, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.82em 1.9em;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.4;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease,
    color 0.3s ease, background 0.3s ease;
}

.btn-primary {
  background: var(--grad-main);
  color: #04122b;
  box-shadow: 0 4px 18px rgba(0, 212, 255, 0.28);
}

.btn-primary:hover,
.btn-primary:focus {
  color: #04122b;
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.55), 0 8px 24px rgba(59, 130, 246, 0.4);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--c-line);
  color: var(--c-text);
}

.btn-ghost:hover,
.btn-ghost:focus {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  width: max-content;
  max-width: 100%;
  padding: 0.28em 0.95em;
  border: 1px solid var(--c-line-cyan);
  border-radius: 999px;
  background: rgba(0, 212, 255, 0.07);
  color: var(--c-cyan);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
  color: var(--c-cyan);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--grad-main);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.8);
}

.grad-text {
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ==========================================================================
   4. 顶部导航
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.site-header.scrolled {
  background: rgba(9, 19, 44, 0.88);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--c-line);
  box-shadow: 0 10px 30px rgba(2, 8, 26, 0.55);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-h);
}

.site-branding .custom-logo-link img {
  max-height: 52px;
  width: auto;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #ffffff;
}

.logo-link:hover {
  color: #ffffff;
}

.logo-mark svg {
  display: block;
  width: 42px;
  height: 42px;
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.5));
}

.logo-text strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1.3;
  letter-spacing: 0.02em;
}

.logo-text em {
  display: block;
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--c-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.site-nav .menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav .menu li {
  position: relative;
}

.site-nav .menu a {
  display: block;
  padding: 0.55em 0.9em;
  border-radius: 10px;
  color: #cfe0ff;
  font-size: 0.95rem;
  font-weight: 600;
  transition: color 0.25s ease, background 0.25s ease, text-shadow 0.25s ease;
}

.site-nav .menu a:hover,
.site-nav .menu a:focus {
  color: var(--c-cyan);
  background: rgba(0, 212, 255, 0.08);
  text-shadow: 0 0 14px rgba(0, 212, 255, 0.65);
}

.site-nav .menu .current-menu-item > a,
.site-nav .menu .current_page_item > a {
  color: var(--c-cyan);
}

.site-nav .menu .sub-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 210px;
  margin: 0;
  padding: 8px;
  list-style: none;
  background: rgba(10, 20, 46, 0.96);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 40px rgba(2, 8, 26, 0.6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

.site-nav .menu li:hover > .sub-menu,
.site-nav .menu li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-cta {
  padding: 0.6em 1.4em;
  font-size: 0.88rem;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--c-line);
  border-radius: 12px;
  background: var(--c-glass);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-cyan);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.7);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

body.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

body.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

body.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   5. Hero 首屏
   ========================================================================== */
.hero {
  position: relative;
  padding: 88px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-eyebrow {
  margin-bottom: 22px;
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2rem, 4.6vw, 3.35rem);
  font-weight: 900;
  line-height: 1.22;
}

.hero-sub {
  max-width: 34em;
  color: var(--c-muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 30px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 46px;
  padding: 22px 8px;
}

.stat {
  padding: 4px 12px;
  text-align: center;
  border-right: 1px solid var(--c-line);
}

.stat:last-child {
  border-right: 0;
}

.stat-num {
  display: inline-block;
  font-size: 1.95rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.stat-suffix {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--c-cyan);
  text-shadow: 0 0 14px rgba(0, 212, 255, 0.6);
}

.stat-label {
  display: block;
  margin-top: 2px;
  color: var(--c-muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

/* Hero 霓虹喷淋塔 SVG */
.hero-tower {
  display: flex;
  justify-content: center;
  animation: lk-float 6s ease-in-out infinite alternate;
}

.hero-tower svg {
  width: 100%;
  max-width: 440px;
  height: auto;
}

.tw-label {
  fill: #93a5cf;
  font-size: 13px;
  letter-spacing: 0.1em;
}

.tw-drops {
  stroke-dasharray: 3 9;
  animation: lk-drip 1.4s linear infinite;
}

.tw-wave {
  stroke-dasharray: 6 6;
  animation: lk-drip 3s linear infinite;
}

.tw-fan {
  transform-box: fill-box;
  transform-origin: center;
  animation: lk-spin 5s linear infinite;
}

@keyframes lk-drip {
  to {
    stroke-dashoffset: -24;
  }
}

@keyframes lk-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes lk-float {
  from {
    transform: translateY(-8px);
  }
  to {
    transform: translateY(10px);
  }
}

/* ==========================================================================
   6. 通用版块结构
   ========================================================================== */
.section {
  padding: 84px 0;
}

.section-head {
  max-width: 640px;
  margin-bottom: 46px;
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.section-head.center .eyebrow {
  justify-content: center;
}

.section-head.center .eyebrow::before {
  display: none;
}

.section-head h2 {
  margin: 14px 0 12px;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 900;
}

.section-head p {
  margin: 0;
  color: var(--c-muted);
}

.section-foot {
  margin-top: 40px;
  text-align: center;
}

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

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

/* ==========================================================================
   7. 产品卡片
   ========================================================================== */
.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 212, 255, 0.55);
  box-shadow: 0 0 0 1px rgba(0, 212, 255, 0.35), 0 18px 44px rgba(2, 8, 26, 0.6),
    0 0 34px rgba(0, 212, 255, 0.25);
}

.card-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.05), rgba(59, 130, 246, 0.1));
  border-bottom: 1px solid var(--c-line);
}

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

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

.card-media svg,
.ph-svg {
  display: block;
  width: 100%;
  height: 100%;
}

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

.card-title {
  margin: 0;
  font-size: 1.12rem;
}

.card-title a {
  color: #ffffff;
}

.card-title a:hover {
  color: var(--c-cyan);
}

.card-text {
  flex: 1;
  margin: 0;
  color: var(--c-muted);
  font-size: 0.92rem;
  line-height: 1.75;
}

.card-link {
  color: var(--c-cyan);
  font-size: 0.9rem;
  font-weight: 700;
}

/* ==========================================================================
   8. 材质与工艺
   ========================================================================== */
.craft-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 44px;
  align-items: start;
}

.craft-highlight {
  padding: 24px 26px;
  border-left: 3px solid var(--c-cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(59, 130, 246, 0.06));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.craft-highlight strong {
  color: #ffffff;
}

.craft-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 22px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.craft-features li {
  position: relative;
  padding-left: 30px;
  color: var(--c-text);
  font-weight: 600;
  font-size: 0.95rem;
}

.craft-features li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.42em;
  width: 7px;
  height: 13px;
  border-right: 2px solid var(--c-cyan);
  border-bottom: 2px solid var(--c-cyan);
  transform: rotate(45deg);
  filter: drop-shadow(0 0 6px rgba(0, 212, 255, 0.8));
}

.craft-panel {
  padding: 34px 32px;
}

.craft-panel h3 {
  font-size: 1.15rem;
  margin-bottom: 22px;
}

.process-steps {
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
  counter-reset: lk-step;
}

.process-steps li {
  position: relative;
  padding: 0 0 22px 52px;
  counter-increment: lk-step;
  color: var(--c-muted);
  font-size: 0.93rem;
}

.process-steps li strong {
  display: block;
  color: #ffffff;
  font-size: 1rem;
}

.process-steps li::before {
  content: counter(lk-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--c-line-cyan);
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.08);
  color: var(--c-cyan);
  font-size: 0.8rem;
  font-weight: 800;
  box-shadow: 0 0 14px rgba(0, 212, 255, 0.25);
}

.process-steps li::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 42px;
  bottom: 2px;
  width: 1px;
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.45), transparent);
}

.process-steps li:last-child::after {
  display: none;
}

.gauge-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--c-line);
}

.gauge {
  position: relative;
  width: 120px;
  flex-shrink: 0;
}

.gauge svg {
  display: block;
  width: 100%;
  height: auto;
}

.gauge-num {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: #ffffff;
}

.gauge-num small {
  font-size: 0.85rem;
  color: var(--c-cyan);
  margin-left: 2px;
}

.gauge-desc {
  color: var(--c-muted);
  font-size: 0.9rem;
  margin: 0;
}

.gauge-desc strong {
  display: block;
  color: #ffffff;
  font-size: 1.02rem;
  margin-bottom: 4px;
}

/* ==========================================================================
   9. 应用行业
   ========================================================================== */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.industry-card {
  padding: 28px 18px;
  text-align: center;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.industry-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-line-cyan);
  box-shadow: var(--glow-cyan);
}

.industry-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 62px;
  height: 62px;
  margin-bottom: 14px;
  border: 1px solid var(--c-line-cyan);
  border-radius: 16px;
  background: rgba(0, 212, 255, 0.07);
}

.industry-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--c-cyan);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 6px rgba(0, 212, 255, 0.6));
}

.industry-card h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.industry-card p {
  margin: 0;
  color: var(--c-muted);
  font-size: 0.82rem;
}

/* ==========================================================================
   10. 工程案例
   ========================================================================== */
.case-card .card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.case-metric {
  padding-top: 12px;
  margin-top: auto;
  border-top: 1px dashed var(--c-line);
  color: var(--c-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* ==========================================================================
   11. 新闻动态
   ========================================================================== */
.news-card {
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.news-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-line-cyan);
  box-shadow: var(--glow-cyan);
}

.news-date {
  color: var(--c-cyan);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
}

.news-card h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.5;
}

.news-card h3 a {
  color: #ffffff;
}

.news-card h3 a:hover {
  color: var(--c-cyan);
}

.news-card p {
  margin: 0;
  flex: 1;
  color: var(--c-muted);
  font-size: 0.9rem;
}

/* ==========================================================================
   12. 关于我们 / 联系 CTA
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 44px;
  align-items: center;
}

.about-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.about-panel {
  padding: 34px 32px;
}

.about-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.about-panel li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 0.93rem;
}

.about-panel li:last-child {
  border-bottom: 0;
}

.about-panel li span {
  color: var(--c-muted);
}

.about-panel li strong {
  color: #ffffff;
  text-align: right;
}

.contact-cta {
  position: relative;
  overflow: hidden;
  padding: 56px 52px;
}

.contact-cta::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -80px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.2), transparent 65%);
  pointer-events: none;
}

.contact-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.contact-grid h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
}

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

.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
  color: var(--c-text);
  font-size: 0.95rem;
}

.contact-list li svg {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 3px;
  stroke: var(--c-cyan);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 6px rgba(0, 212, 255, 0.55));
}

.contact-list strong {
  color: #ffffff;
  margin-right: 0.4em;
}

/* ==========================================================================
   13. 内页 / 文章 / 归档
   ========================================================================== */
.page-hero {
  padding: 72px 0 46px;
}

.page-hero h1 {
  margin: 14px 0 10px;
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 900;
}

.page-hero .lead {
  margin: 0;
  color: var(--c-muted);
  max-width: 42em;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  padding-bottom: 90px;
}

.layout.has-sidebar {
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
  align-items: start;
}

.entry-card {
  padding: 40px 44px;
}

.entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-bottom: 18px;
  color: var(--c-muted);
  font-size: 0.85rem;
}

.entry-meta a {
  color: var(--c-cyan);
}

.entry-thumb {
  margin: 0 0 26px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--c-line);
}

.entry-thumb img {
  display: block;
  width: 100%;
}

.entry-content h2 {
  font-size: 1.4rem;
  margin-top: 1.6em;
}

.entry-content h3 {
  font-size: 1.18rem;
  margin-top: 1.5em;
}

.entry-content a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.entry-content li {
  margin-bottom: 0.4em;
}

.entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}

.post-navigation {
  margin-top: 36px;
}

.post-navigation .nav-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.post-navigation a {
  display: block;
  padding: 16px 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-glass);
  color: var(--c-text);
  font-size: 0.9rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.post-navigation a:hover {
  border-color: var(--c-line-cyan);
  box-shadow: var(--glow-cyan);
}

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

/* 归档卡片列表 */
.post-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.post-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-line-cyan);
  box-shadow: var(--glow-cyan);
}

.post-card .card-media {
  aspect-ratio: 16 / 9;
}

.empty-state {
  padding: 60px 40px;
  text-align: center;
}

.empty-state h2 {
  font-size: 1.3rem;
}

.empty-state p {
  color: var(--c-muted);
}

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

/* 分页 */
.pagination {
  margin-top: 48px;
}

.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.page-numbers {
  display: inline-block;
  padding: 0.5em 1.05em;
  border: 1px solid var(--c-line);
  border-radius: 10px;
  background: var(--c-glass);
  color: var(--c-text);
  font-size: 0.9rem;
  font-weight: 600;
}

a.page-numbers:hover {
  border-color: var(--c-line-cyan);
  color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}

.page-numbers.current {
  background: var(--grad-main);
  border-color: transparent;
  color: #04122b;
}

/* ==========================================================================
   14. 产品详情页
   ========================================================================== */
.product-hero {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 40px;
  align-items: start;
}

.product-figure {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.05), rgba(59, 130, 246, 0.1));
}

.product-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-figure svg {
  width: 100%;
  height: 100%;
}

.product-summary h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 12px 0 14px;
}

.product-summary .excerpt {
  color: var(--c-muted);
}

.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.spec-card {
  margin-top: 26px;
  padding: 6px 26px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.93rem;
}

.spec-table th,
.spec-table td {
  padding: 13px 10px;
  border-bottom: 1px solid var(--c-line);
  text-align: left;
  vertical-align: top;
}

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

.spec-table th {
  width: 8.5em;
  color: var(--c-cyan);
  font-weight: 600;
  white-space: nowrap;
}

.spec-note {
  margin: 14px 0 0;
  color: var(--c-muted);
  font-size: 0.8rem;
}

.product-body {
  margin-top: 44px;
  padding: 40px 44px;
}

.inquiry-cta {
  margin-top: 44px;
  padding: 40px 44px;
  text-align: center;
  border-color: var(--c-line-cyan);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(59, 130, 246, 0.08));
}

.inquiry-cta h2 {
  font-size: 1.4rem;
}

.inquiry-cta p {
  color: var(--c-muted);
  max-width: 40em;
  margin-inline: auto;
}

.inquiry-cta .btn {
  margin-top: 8px;
}

.related-products {
  margin-top: 64px;
}

.related-products h2 {
  font-size: 1.4rem;
  margin-bottom: 26px;
}

/* ==========================================================================
   15. 侧栏 / 小工具
   ========================================================================== */
.site-sidebar .widget {
  padding: 26px 28px;
  margin-bottom: 26px;
}

.widget-title {
  position: relative;
  padding-bottom: 12px;
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.widget-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 36px;
  height: 2px;
  background: var(--grad-main);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.7);
  border-radius: 2px;
}

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

.widget li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--c-line);
  font-size: 0.92rem;
}

.widget li:last-child {
  border-bottom: 0;
}

.widget a {
  color: var(--c-text);
}

.widget a:hover {
  color: var(--c-cyan);
}

/* ==========================================================================
   16. 搜索表单 / 404
   ========================================================================== */
.search-form {
  display: flex;
  gap: 10px;
}

.search-field {
  flex: 1;
  min-width: 0;
  padding: 0.75em 1.2em;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--c-text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-field::placeholder {
  color: var(--c-muted);
}

.search-field:focus {
  outline: none;
  border-color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}

.search-submit {
  flex-shrink: 0;
}

.error-404 {
  padding: 80px 40px;
  text-align: center;
}

.error-code {
  font-size: clamp(4.5rem, 12vw, 8rem);
  font-weight: 900;
  line-height: 1;
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 26px rgba(0, 212, 255, 0.4));
}

.error-404 h1 {
  font-size: 1.5rem;
  margin: 18px 0 10px;
}

.error-404 p {
  color: var(--c-muted);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin: 26px 0;
}

.error-404 .search-form {
  max-width: 440px;
  margin: 0 auto;
}

/* ==========================================================================
   17. 评论
   ========================================================================== */
.comments-area {
  margin-top: 44px;
  padding: 34px 38px;
}

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

.comment-list .comment {
  padding: 18px 0;
  border-bottom: 1px solid var(--c-line);
}

.comment-list .children {
  list-style: none;
  padding-left: 28px;
}

.comment-meta {
  font-size: 0.85rem;
  color: var(--c-muted);
}

.comment-form label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.88rem;
  color: var(--c-muted);
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 0.7em 1em;
  margin-bottom: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--c-text);
  font-family: inherit;
  font-size: 0.95rem;
}

.comment-form input:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}

.comment-form .submit {
  padding: 0.8em 2em;
  border: 0;
  border-radius: 999px;
  background: var(--grad-main);
  color: #04122b;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(0, 212, 255, 0.28);
}

/* ==========================================================================
   18. 页脚
   ========================================================================== */
.site-footer {
  margin-top: 90px;
  border-top: 1px solid var(--c-line);
  background: rgba(6, 13, 33, 0.72);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1.2fr;
  gap: 40px;
  padding: 58px 0 42px;
}

.footer-col h4 {
  position: relative;
  padding-bottom: 12px;
  margin-bottom: 18px;
  font-size: 1rem;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-main);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.7);
}

.footer-about p {
  color: var(--c-muted);
  font-size: 0.9rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  color: #ffffff;
  font-weight: 800;
}

.footer-logo svg {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.5));
}

.footer-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col li {
  padding: 6px 0;
  font-size: 0.9rem;
}

.footer-col li a {
  color: var(--c-muted);
}

.footer-col li a:hover {
  color: var(--c-cyan);
}

.footer-contact li {
  display: flex;
  gap: 10px;
  color: var(--c-muted);
}

.footer-contact li strong {
  color: var(--c-text);
  font-weight: 600;
  white-space: nowrap;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 18px 0;
  border-top: 1px solid var(--c-line);
  color: var(--c-muted);
  font-size: 0.8rem;
}

.footer-bottom a {
  color: var(--c-muted);
}

.footer-bottom a:hover {
  color: var(--c-cyan);
}

/* ==========================================================================
   19. 入场动画
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.grid-3 > .reveal:nth-child(2),
.industry-grid > .reveal:nth-child(2) {
  transition-delay: 0.1s;
}

.grid-3 > .reveal:nth-child(3),
.industry-grid > .reveal:nth-child(3) {
  transition-delay: 0.2s;
}

.grid-3 > .reveal:nth-child(4),
.industry-grid > .reveal:nth-child(4) {
  transition-delay: 0.3s;
}

.grid-3 > .reveal:nth-child(5) {
  transition-delay: 0.1s;
}

.grid-3 > .reveal:nth-child(6) {
  transition-delay: 0.2s;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-tower,
  .tw-drops,
  .tw-wave,
  .tw-fan {
    animation: none;
  }
}

/* ==========================================================================
   20. 响应式
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-tower svg {
    max-width: 360px;
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .industry-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .craft-grid,
  .about-grid,
  .contact-grid,
  .product-hero {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .layout.has-sidebar {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  html {
    scroll-padding-top: 80px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    z-index: 99;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 20px 5vw 26px;
    background: rgba(8, 17, 40, 0.97);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--c-line);
    box-shadow: 0 24px 50px rgba(2, 8, 26, 0.7);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  }

  body.nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav .menu {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .site-nav .menu a {
    padding: 0.8em 1em;
    font-size: 1rem;
  }

  .site-nav .menu .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: rgba(255, 255, 255, 0.03);
    margin: 4px 0 8px 14px;
  }

  .nav-cta {
    justify-content: center;
  }

  .hero {
    padding: 56px 0 52px;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 0;
  }

  .stat:nth-child(2) {
    border-right: 0;
  }

  .section {
    padding: 60px 0;
  }

  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .industry-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .craft-features {
    grid-template-columns: 1fr;
  }

  .entry-card,
  .product-body,
  .inquiry-cta,
  .comments-area {
    padding: 28px 22px;
  }

  .contact-cta {
    padding: 38px 26px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 44px 0 32px;
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .post-navigation .nav-links {
    grid-template-columns: 1fr;
  }
}