@import url('../assets/fonts/fonts.css');

:root {
  --green: #2E7D32;
  --green-dark: #1B5E20;
  --green-deep: #10391a;
  --green-tint: #eaf3ea;
  --brown: #5D4037;
  --brown-tint: #f3ece9;
  --cream: #F5F5DC;
  --blue: #4FC3F7;
  --blue-dark: #0288d1;
  --ink: #22301f;
  --muted: #66755f;
  --white: #ffffff;
  --line: rgba(46, 125, 50, .16);
  --shadow: 0 10px 30px rgba(23, 58, 26, .10);
  --shadow-lg: 0 18px 44px rgba(23, 58, 26, .16);
  --radius: 20px;
  --font-head: 'Roboto', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-body: 'Open Sans', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --header-h: 84px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.25; }

.container { width: min(1200px, 92%); margin: 0 auto; }
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--green); color: #fff; padding: 10px 18px; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }

/* ============ Header ============ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  transition: background .35s ease, box-shadow .35s ease, height .35s ease;
  background: transparent;
}
.header-inner {
  width: min(1280px, 94%); margin: 0 auto; height: 100%;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px;
}
.main-nav { display: flex; gap: 44px; }
.main-nav a {
  font-family: var(--font-head); font-weight: 500; font-size: 16px;
  letter-spacing: .06em; color: #fff; padding: 6px 2px; position: relative;
  transition: color .25s;
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--blue); transition: right .3s ease;
}
.main-nav a:hover::after, .main-nav a[aria-current]::after { right: 0; }
.nav-left { justify-self: end; }
.nav-right { justify-self: start; }

.brand { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.brand img { height: 46px; width: auto; filter: brightness(0) invert(1); transition: filter .3s, height .3s; }
.brand .brand-cn {
  font-family: var(--font-head); font-weight: 700; font-size: 12.5px;
  letter-spacing: .18em; color: #fff; white-space: nowrap; transition: color .3s;
}

.site-header.scrolled {
  background: rgba(250, 250, 240, .86);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 6px 24px rgba(23, 58, 26, .10);
  height: 68px;
}
.site-header.scrolled .main-nav a { color: var(--ink); }
.site-header.scrolled .brand img { filter: none; height: 40px; }
.site-header.scrolled .brand .brand-cn { color: var(--green-dark); }

.nav-toggle {
  display: none; background: none; border: 0; width: 44px; height: 44px;
  justify-self: end; align-items: center; justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ''; display: block; width: 24px; height: 2px; background: #fff;
  position: relative; transition: .3s;
}
.nav-toggle span::before { position: absolute; top: -7px; }
.nav-toggle span::after { position: absolute; top: 7px; }
.site-header.scrolled .nav-toggle span, .site-header.scrolled .nav-toggle span::before, .site-header.scrolled .nav-toggle span::after { background: var(--ink); }

/* Off-canvas */
.offcanvas {
  position: fixed; inset: 0; z-index: 150; pointer-events: none;
}
.offcanvas .backdrop {
  position: absolute; inset: 0; background: rgba(16, 57, 26, .45);
  opacity: 0; transition: opacity .3s;
}
.offcanvas .panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(320px, 86%);
  background: var(--cream); padding: 28px 26px; display: flex; flex-direction: column; gap: 6px;
  transform: translateX(102%); transition: transform .35s ease;
  box-shadow: -12px 0 40px rgba(0, 0, 0, .2);
}
.offcanvas.open { pointer-events: auto; }
.offcanvas.open .backdrop { opacity: 1; }
.offcanvas.open .panel { transform: none; }
.offcanvas .panel a {
  font-family: var(--font-head); font-weight: 700; font-size: 18px; color: var(--ink);
  padding: 14px 4px; border-bottom: 1px solid var(--line);
}
.offcanvas .panel a:hover { color: var(--green); }
.offcanvas .close {
  align-self: flex-end; background: none; border: 0; font-size: 26px; color: var(--ink);
  width: 40px; height: 40px; line-height: 1;
}
.offcanvas .oc-contact { margin-top: auto; font-size: 14px; color: var(--muted); }

/* ============ Hero ============ */
.hero {
  position: relative; min-height: max(640px, 100svh);
  display: flex; align-items: center; overflow: hidden; color: #fff;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('../assets/img/hero-port.jpg') center 62% / cover no-repeat;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(16, 57, 26, .92) 8%, rgba(16, 57, 26, .72) 46%, rgba(27, 94, 32, .38) 100%);
}
.hero-content { position: relative; padding: calc(var(--header-h) + 40px) 0 150px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-head); font-size: 13px; font-weight: 500;
  letter-spacing: .28em; color: var(--blue); text-transform: uppercase;
}
.eyebrow::before { content: ''; width: 34px; height: 2px; background: var(--blue); }
.hero h1 {
  font-size: clamp(34px, 5.2vw, 60px); font-weight: 900; margin: 18px 0 20px;
  letter-spacing: .02em; text-shadow: 0 4px 24px rgba(0, 0, 0, .3);
}
.hero-sub { max-width: 620px; font-size: clamp(15px, 1.6vw, 18px); color: rgba(255, 255, 255, .88); }
.hero-cta { display: flex; gap: 16px; margin: 36px 0 44px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-head); font-weight: 700; font-size: 16px;
  padding: 14px 32px; border-radius: 999px; border: 0;
  transition: transform .25s, box-shadow .25s, background .25s, color .25s;
}
.btn-primary { background: var(--green); color: #fff; box-shadow: 0 10px 26px rgba(46, 125, 50, .35); }
.btn-primary:hover { background: var(--green-dark); transform: translateY(-3px); }
.btn-ghost { background: transparent; color: #fff; border: 2px solid rgba(255, 255, 255, .65); }
.btn-ghost:hover { background: rgba(255, 255, 255, .14); transform: translateY(-3px); }
.btn-blue { background: var(--blue); color: #08344a; }
.btn-blue:hover { transform: translateY(-3px); box-shadow: 0 10px 26px rgba(79, 195, 247, .4); }

.hero-badges { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-badges li {
  font-size: 13px; letter-spacing: .08em; padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, .35); border-radius: 999px;
  background: rgba(255, 255, 255, .08); backdrop-filter: blur(4px);
}
.hero-scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  color: rgba(255, 255, 255, .8); font-size: 12px; letter-spacing: .3em;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.hero-scroll::after {
  content: ''; width: 1px; height: 42px;
  background: linear-gradient(rgba(255,255,255,.9), transparent);
  animation: drop 1.8s ease-in-out infinite;
}
@keyframes drop { 0% { transform: scaleY(0); transform-origin: top; } 55% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

/* ============ Sections common ============ */
section { padding: 96px 0; }
.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 40px); font-weight: 900; color: var(--green-dark); margin: 12px 0 14px; }
.section-head .lead { color: var(--muted); font-size: 16px; }
.section-head .eyebrow { color: var(--green); }

/* ============ Stats ============ */
.stats { position: relative; z-index: 6; margin-top: -92px; padding: 0; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); text-align: center;
  background: linear-gradient(135deg, rgba(13, 48, 22, .93), rgba(27, 94, 32, .9));
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, .16); border-radius: 26px;
  padding: 46px 12px; box-shadow: 0 26px 60px rgba(10, 40, 16, .35);
}
.stat + .stat { border-left: 1px solid rgba(255, 255, 255, .12); }
.stat .ico {
  width: 46px; height: 46px; margin: 0 auto 14px; border-radius: 50%;
  background: rgba(79, 195, 247, .14); border: 1px solid rgba(79, 195, 247, .4);
  color: var(--blue); display: grid; place-items: center;
}
.stat b {
  font-family: var(--font-head); font-weight: 900; color: #fff;
  font-size: clamp(34px, 4.4vw, 54px); line-height: 1;
  display: inline-flex; align-items: baseline; gap: 2px;
}
.stat b .suffix { color: var(--blue); font-size: .5em; font-weight: 700; }
.stat p { margin-top: 10px; color: rgba(255, 255, 255, .75); font-size: 14px; letter-spacing: .14em; }

/* ============ Story · tech timeline console（单屏） ============ */
.story {
  position: relative; overflow: hidden;
  min-height: 100vh; display: flex; align-items: center;
  padding: calc(var(--header-h) + 20px) 0 40px;
  background:
    radial-gradient(90% 70% at 50% 0%, rgba(46, 125, 50, .28), transparent 60%),
    linear-gradient(180deg, #0a2413 0%, var(--green-deep) 55%, #0a2413 100%);
}
/* 网格底纹 + 顶部光斑 */
.story::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(142, 224, 143, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142, 224, 143, .05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(75% 65% at 50% 45%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(75% 65% at 50% 45%, #000 30%, transparent 100%);
}
.story-glow i {
  position: absolute; width: 420px; height: 420px; border-radius: 50%; pointer-events: none;
  filter: blur(90px); opacity: .35;
}
.story-glow i:first-child { left: -140px; top: 18%; background: rgba(46, 125, 50, .8); }
.story-glow i:last-child { right: -140px; bottom: 8%; background: rgba(79, 195, 247, .35); }

.story-console {
  position: relative; z-index: 1; width: min(1060px, 92%); margin: 0 auto;
}
.story-head { text-align: center; margin-bottom: 30px; }
.story-head .eyebrow { color: var(--blue); }
.story-head h2 { color: #fff; font-size: clamp(26px, 3.4vw, 38px); }
.story-head .lead { color: rgba(255, 255, 255, .68); margin: 12px auto 0; max-width: 620px; }

/* 里程碑舞台：所有 ms 叠放，仅 active 可见 */
.story-stage { position: relative; min-height: 250px; }
.ms {
  position: absolute; inset: 0;
  display: grid; grid-template-columns: auto 1fr; gap: 34px; align-items: center;
  opacity: 0; transform: translateY(22px); pointer-events: none;
  transition: opacity .5s ease, transform .5s ease;
}
.ms.active { opacity: 1; transform: none; pointer-events: auto; }
.ms-year {
  font-family: var(--font-head); font-weight: 900; font-size: clamp(64px, 9vw, 118px);
  line-height: 1; letter-spacing: -.02em; color: transparent;
  background: linear-gradient(160deg, #d7f2da 10%, #8ee08f 45%, var(--blue) 95%);
  -webkit-background-clip: text; background-clip: text;
  position: relative;
}
.ms-year::after {
  content: attr(data-y); position: absolute; inset: 0;
  color: rgba(79, 195, 247, .35); filter: blur(14px); z-index: -1;
}
.ms-body {
  position: relative; padding: 26px 32px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(142, 224, 143, .22);
  border-left: 3px solid var(--blue);
  border-radius: 18px;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .32);
}
.ms-body::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79, 195, 247, .8), transparent);
}
.ms-body h3 { color: #eafff0; font-size: 21px; margin-bottom: 8px; letter-spacing: .04em; }
.ms-body p { color: rgba(255, 255, 255, .72); font-size: 15px; max-width: 620px; }
.ms-counter {
  position: absolute; right: 4px; top: -34px;
  font-family: var(--font-head); letter-spacing: .18em; font-size: 13px;
  color: rgba(142, 224, 143, .55);
}
.ms-counter b { color: var(--blue); font-size: 17px; }

/* 底部时间刻度尺 */
.story-ruler { margin-top: 26px; }
.ruler { position: relative; height: 86px; cursor: ew-resize; touch-action: none; user-select: none; }
.ruler:focus-visible { outline-offset: 6px; }
.ruler-axis {
  position: absolute; left: 0; right: 0; top: 30px; height: 2px;
  background: rgba(142, 224, 143, .25); border-radius: 2px;
}
/* 细密刻度线 */
.ruler-axis::before {
  content: ''; position: absolute; left: 0; right: 0; top: -7px; height: 8px;
  background: repeating-linear-gradient(90deg, rgba(142, 224, 143, .38) 0 1px, transparent 1px 22px);
}
.ruler-fill {
  position: absolute; left: 0; top: 28px; height: 6px; width: 0;
  border-radius: 4px; background: linear-gradient(90deg, rgba(46, 125, 50, .5), var(--blue));
  box-shadow: 0 0 14px rgba(79, 195, 247, .65);
  transition: width .5s cubic-bezier(.22, .8, .3, 1);
}
.ruler-nodes { position: absolute; inset: 0; }
.rn {
  position: absolute; top: 22px; transform: translateX(-50%);
  background: none; border: 0; padding: 0; display: flex; flex-direction: column; align-items: center; gap: 10px;
  cursor: pointer;
}
.rn-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: #0a2413; border: 2px solid rgba(142, 224, 143, .55);
  transition: all .4s ease;
}
.rn-year {
  font-family: var(--font-head); font-weight: 700; font-size: 14px; letter-spacing: .08em;
  color: rgba(255, 255, 255, .45); transition: all .4s ease;
}
.rn:hover .rn-year { color: rgba(255, 255, 255, .8); }
.rn.pass .rn-dot { border-color: var(--blue); background: var(--blue); }
.rn.active .rn-dot {
  background: var(--blue); border-color: var(--blue); transform: scale(1.35);
  box-shadow: 0 0 0 5px rgba(79, 195, 247, .2), 0 0 18px rgba(79, 195, 247, .9);
}
.rn.active .rn-year {
  color: #fff; font-size: 21px; font-weight: 900;
  text-shadow: 0 0 14px rgba(79, 195, 247, .8);
}
/* 游标指针 */
.ruler-cursor {
  position: absolute; top: 12px; width: 2px; height: 24px;
  background: #fff; box-shadow: 0 0 10px rgba(79, 195, 247, 1), 0 0 22px rgba(79, 195, 247, .7);
  transform: translateX(-50%); transition: left .5s cubic-bezier(.22, .8, .3, 1);
}
.ruler-cursor::before {
  content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%) rotate(45deg);
  width: 8px; height: 8px; background: #fff; box-shadow: 0 0 8px rgba(79, 195, 247, .9);
}
.ruler-hint {
  margin-top: 4px; text-align: center; font-size: 12px; letter-spacing: .18em;
  color: rgba(142, 224, 143, .5);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.rh-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--blue);
  animation: rhBlink 1.8s ease-in-out infinite;
}
@keyframes rhBlink { 0%, 100% { opacity: .3; } 50% { opacity: 1; box-shadow: 0 0 10px var(--blue); } }

@media (max-width: 900px) {
  .story { padding-top: calc(var(--header-h) + 8px); }
  .story-stage { min-height: 320px; }
  .ms { grid-template-columns: 1fr; gap: 10px; align-items: start; }
  .ms-year { font-size: 58px; }
  .ms-body { padding: 20px 22px; }
  .rn-year { font-size: 12px; }
  .rn.active .rn-year { font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  .ms { transform: none; transition: opacity .2s; }
  .ruler-fill, .rn .rn-dot, .rn .rn-year, .ruler-cursor { transition: none; }
  .rh-dot { animation: none; }
}

/* ============ Bento business ============ */
.business { background: var(--green-tint); }
.business.tech {
  position: relative; overflow: hidden;
  background: radial-gradient(110% 130% at 50% 0%, #17542a 0%, var(--green-deep) 60%);
}
.business.tech::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(142, 224, 143, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142, 224, 143, .05) 1px, transparent 1px);
  background-size: 44px 44px;
}
.business.tech .container { position: relative; }
.business.tech .section-head h2 { color: #fff; }
.business.tech .section-head .lead { color: rgba(255, 255, 255, .72); }
.business.tech .section-head .eyebrow { color: var(--blue); }
.bento {
  display: grid; gap: 22px;
  grid-template-columns: repeat(3, 1fr);
  grid-template-areas: "a a b" "a a c" "d e c";
}
.b-card {
  border-radius: var(--radius); background: #fff; padding: 30px;
  box-shadow: var(--shadow); position: relative; overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex; flex-direction: column; gap: 14px;
}
.b-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.b-card h3 { font-size: 21px; color: var(--green-dark); display: flex; align-items: center; gap: 10px; }
.b-card h3 .ico {
  width: 38px; height: 38px; flex: none; border-radius: 12px; background: var(--green-tint);
  display: grid; place-items: center; color: var(--green);
}
.b-card p { color: var(--muted); font-size: 14.5px; }
.tech .b-card {
  background: rgba(255, 255, 255, .055); border: 1px solid rgba(142, 224, 143, .22);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, .25); z-index: 1;
}
.tech .b-card:hover { border-color: rgba(79, 195, 247, .55); box-shadow: 0 20px 50px rgba(0, 0, 0, .4); }
.tech .b-card h3 { color: #fff; }
.tech .b-card h3 .ico { background: rgba(79, 195, 247, .16); color: var(--blue); }
.tech .b-card p { color: rgba(255, 255, 255, .7); }
.tech .chips li { background: rgba(142, 224, 143, .14); color: #bfe6c0; }
.tech .chips.blue li { background: rgba(79, 195, 247, .14); color: #a5dcf7; }
.b-tag {
  position: absolute; top: 22px; right: 24px; font-family: var(--font-head); font-weight: 900;
  font-size: 14px; letter-spacing: .18em; color: rgba(79, 195, 247, .8);
}
.bento { position: relative; }
.bento-links { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
.bento-links .bl-wire {
  fill: none; stroke: rgba(79, 195, 247, .18); stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}
.bento-links .bl-flow {
  fill: none; stroke: var(--blue); stroke-width: 3; stroke-linecap: round;
  vector-effect: non-scaling-stroke;
  stroke-dasharray: 14 86; /* pathLength=100：一段亮脉冲 */
  filter: drop-shadow(0 0 5px rgba(79, 195, 247, .95)) drop-shadow(0 0 14px rgba(79, 195, 247, .5));
  animation: currentFlow 3.4s linear infinite;
}
.bento-links .bl-a2 { stroke: #d9f4ff; stroke-width: 1.6; stroke-dasharray: 5 95; animation-duration: 2.3s; animation-delay: -1.1s; opacity: .9; }
@keyframes currentFlow { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }
.bento-links .bl-node {
  fill: rgba(79, 195, 247, .9);
  filter: drop-shadow(0 0 4px rgba(79, 195, 247, .9));
  animation: nodeZap 3s ease-in-out infinite;
}
@keyframes nodeZap { 0%, 100% { opacity: .35; } 45%, 55% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .bento-links .bl-flow { animation: none; stroke-dasharray: none; opacity: .5; }
  .bento-links .bl-node { animation: none; opacity: .8; }
}
.b-a { grid-area: a; }
.b-b { grid-area: b; }
.b-c { grid-area: c; }
.b-d { grid-area: d; }
.b-e { grid-area: e; }
.b-photo { margin-top: auto; border-radius: 14px; overflow: hidden; }
.b-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.b-card:hover .b-photo img { transform: scale(1.05); }
.b-a .cases { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: auto; }
.b-a .cases figure { border-radius: 14px; overflow: hidden; position: relative; }
.b-a .cases img { height: 240px; object-fit: cover; width: 100%; transition: transform .6s; }
.b-a .cases figure:hover img { transform: scale(1.06); }
.b-a .cases figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 14px 10px;
  font-size: 12.5px; color: #fff; letter-spacing: .06em;
  background: linear-gradient(transparent, rgba(16, 57, 26, .85));
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li {
  font-size: 12.5px; padding: 6px 14px; border-radius: 999px;
  background: var(--green-tint); color: var(--green-dark); font-weight: 600;
}
.chips.blue li { background: rgba(79, 195, 247, .16); color: #075e86; }
.ch-logos { display: flex; flex-wrap: wrap; gap: 14px 12px; }
.ch-logos li { display: flex; flex-direction: column; align-items: center; gap: 7px; width: 58px; }
.cl-tile {
  width: 42px; height: 42px; border-radius: 12px; background: var(--cbg, rgba(79, 195, 247, .16));
  display: grid; place-items: center; color: #fff;
  font-family: var(--font-head); font-weight: 900; font-size: 12.5px; letter-spacing: .02em;
  box-shadow: 0 6px 16px rgba(0, 0, 0, .3), inset 0 1px 0 rgba(255, 255, 255, .28);
  transition: transform .3s ease, box-shadow .3s ease;
}
.ch-logos li:hover .cl-tile { transform: translateY(-3px) scale(1.07); box-shadow: 0 12px 24px rgba(0, 0, 0, .42), inset 0 1px 0 rgba(255, 255, 255, .28); }
.cl-tile img { width: 26px; height: 26px; object-fit: contain; display: block; }
.ch-logos-err { font-size: 12.5px; color: rgba(255, 255, 255, .5); }
.ch-logos b { font-weight: 600; font-size: 11.5px; letter-spacing: .05em; color: rgba(255, 255, 255, .78); }
.b-c .b-photo, .b-d .b-photo { height: 150px; }

/* ============ Reach ============ */
.reach { position: relative; overflow: hidden; }
.reach::before, .reach::after {
  content: ''; position: absolute; border-radius: 50%; pointer-events: none; filter: blur(90px);
}
.reach::before { width: 460px; height: 460px; left: -120px; top: 12%; background: rgba(79, 195, 247, .35); }
.reach::after { width: 520px; height: 520px; right: -140px; bottom: 4%; background: rgba(46, 125, 50, .28); }
.reach .container { position: relative; z-index: 1; }
.reach-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.metric-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.metric {
  background: rgba(255, 255, 255, .5);
  backdrop-filter: blur(16px) saturate(1.5); -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, .65); border-top: 3px solid rgba(2, 136, 209, .55);
  border-radius: var(--radius); padding: 24px;
  box-shadow: 0 8px 32px rgba(23, 58, 26, .10);
  transition: transform .3s, box-shadow .3s, background .3s;
}
.metric:hover { transform: translateY(-4px); background: rgba(255, 255, 255, .62); box-shadow: 0 16px 44px rgba(23, 58, 26, .16); }
.metric .ico {
  width: 40px; height: 40px; border-radius: 12px; background: rgba(79, 195, 247, .15);
  color: var(--blue-dark); display: grid; place-items: center; margin-bottom: 12px;
}
.metric b {
  font-family: var(--font-head); font-weight: 900; font-size: 38px; color: var(--green);
}
.metric b span { color: var(--blue-dark); font-size: .55em; }
.metric p { font-size: 14px; color: var(--ink); font-weight: 600; margin-top: 4px; }
.metric small { display: block; color: var(--muted); font-size: 12px; margin-top: 6px; }
.reach-note {
  display: inline-block; margin-top: 18px; padding: 8px 16px; border-radius: 999px;
  background: rgba(255, 255, 255, .45);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, .6);
  font-size: 12.5px; color: var(--muted);
}
.network { background: radial-gradient(120% 130% at 18% 0%, #1a5c2c 0%, var(--green-deep) 62%); border-radius: 26px; padding: 26px; box-shadow: var(--shadow-lg); }
.network svg { width: 100%; height: auto; display: block; }
.net-map path { fill: rgba(255, 255, 255, .05); stroke: rgba(142, 224, 143, .45); stroke-width: 1; }
.net-hublabel { font-weight: 700; }
.network .cap { color: rgba(255, 255, 255, .65); font-size: 12.5px; text-align: center; margin-top: 14px; letter-spacing: .12em; }
.net-line { stroke: rgba(79, 195, 247, .45); stroke-width: 1.4; stroke-dasharray: 4 6; animation: dash 2.6s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -40; } }
.net-node { fill: var(--blue); }
.net-hub { fill: #8ee08f; }
.net-label { fill: rgba(255, 255, 255, .85); font-size: 11px; font-family: var(--font-head); }
.net-pulse { fill: none; stroke: #8ee08f; animation: pulse 2.4s ease-out infinite; transform-origin: center; }
@keyframes pulse { 0% { opacity: .9; r: 7; } 100% { opacity: 0; r: 26; } }

/* ============ Partners marquee ============ */
.partners { background: #fff; }
.marquee { overflow: hidden; position: relative; }
.marquee::before, .marquee::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, #fff, transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, #fff, transparent); }
.marquee-track { display: flex; gap: 26px; width: max-content; animation: scroll 36s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes scroll { to { transform: translateX(-50%); } }
.logo-card {
  width: 190px; height: 110px; flex: none; background: #fbfbf4;
  border: 1px solid var(--line); border-radius: 16px;
  display: grid; place-items: center; padding: 18px;
  transition: transform .3s, box-shadow .3s;
}
.logo-card img { max-height: 74px; width: auto; filter: grayscale(1); opacity: .72; transition: filter .3s, opacity .3s; }
.logo-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.logo-card:hover img { filter: none; opacity: 1; }

/* ============ CTA band ============ */
.cta-band {
  background: linear-gradient(120deg, var(--green-dark), var(--green));
  color: #fff; text-align: center; padding: 84px 0;
}
.cta-band h2 { font-size: clamp(24px, 3.2vw, 38px); font-weight: 900; }
.cta-band p { margin: 14px auto 32px; max-width: 560px; color: rgba(255, 255, 255, .85); }

/* ============ Footer ============ */
.site-footer { background: var(--green-deep); color: rgba(245, 245, 220, .82); }
.footer-grid {
  display: grid; grid-template-columns: 1.3fr 1.1fr .8fr .8fr; gap: 44px;
  padding: 72px 0 52px;
}
.site-footer h4 {
  color: var(--cream); font-size: 15px; letter-spacing: .18em; margin-bottom: 20px;
  text-transform: uppercase;
}
.f-brand .f-logo { height: 46px; width: auto; filter: brightness(0) invert(1); }
.f-brand .f-logo-row { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.f-brand .f-logo-row b { color: #fff; font-family: var(--font-head); font-size: 16px; letter-spacing: .05em; }
.f-brand p { font-size: 14px; }
.f-contact li { margin-bottom: 14px; font-size: 15px; display: flex; gap: 10px; align-items: flex-start; }
.f-contact a { color: var(--cream); font-weight: 600; }
.f-contact a:hover { color: var(--blue); text-decoration: underline; }
.f-nav a { display: inline-block; margin-bottom: 12px; font-size: 14.5px; }
.f-nav a:hover { color: var(--blue); text-decoration: underline; }
.f-qr { width: 118px; background: #fff; border-radius: 14px; padding: 8px; box-shadow: 0 6px 18px rgba(0, 0, 0, .28); }
.f-qr img { width: 100%; display: block; border-radius: 6px; }
.f-qr-cap { margin-top: 12px; font-size: 12.5px; color: rgba(245, 245, 220, .72); line-height: 1.7; }
.footer-bottom {
  border-top: 1px solid rgba(245, 245, 220, .14); padding: 22px 0;
  font-size: 12.5px; color: rgba(245, 245, 220, .55);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
}

/* ============ Sub pages ============ */
.page-hero {
  background: linear-gradient(120deg, var(--green-deep), var(--green-dark) 70%, var(--green));
  color: #fff; padding: calc(var(--header-h) + 64px) 0 64px;
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; right: -120px; top: -120px; width: 420px; height: 420px;
  border-radius: 50%; background: radial-gradient(circle, rgba(79, 195, 247, .25), transparent 70%);
}
.page-hero h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 900; margin: 14px 0 12px; }
.page-hero p { max-width: 640px; color: rgba(255, 255, 255, .85); }

/* About */
.about-intro { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: start; }
.about-intro .txt p { margin-bottom: 16px; color: var(--ink); }
.about-intro .txt p b { color: var(--green-dark); }
.info-card {
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 28px; border-top: 4px solid var(--brown);
}
.info-card h3 { color: var(--brown); margin-bottom: 16px; font-size: 18px; }
.info-card li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--line); font-size: 14.5px; }
.info-card li:last-child { border: 0; }
.info-card li b { color: var(--green-dark); }

.comp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.comp-card {
  --acc: var(--green);
  position: relative; overflow: hidden; border-radius: 26px; padding: 34px 32px 30px;
  background: linear-gradient(155deg, #fff 45%, var(--green-tint));
  border: 1px solid var(--line); box-shadow: var(--shadow);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.comp-card:nth-child(2) { --acc: var(--blue-dark); background: linear-gradient(155deg, #fff 45%, rgba(79, 195, 247, .12)); }
.comp-card:nth-child(3) { --acc: var(--brown); background: linear-gradient(155deg, #fff 45%, var(--brown-tint)); }
.comp-card:nth-child(4) { --acc: var(--green-dark); }
.comp-card::before {
  content: attr(data-num); position: absolute; top: 12px; right: 24px;
  font-family: var(--font-head); font-weight: 900; font-size: 92px; line-height: 1;
  color: var(--acc); opacity: .1;
}
.comp-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--acc); }
.comp-card .ico {
  width: 54px; height: 54px; border-radius: 16px; background: var(--acc); color: #fff;
  display: grid; place-items: center; margin-bottom: 18px;
  box-shadow: 0 8px 20px rgba(23, 58, 26, .18);
}
.comp-card h3 { margin: 0 0 14px; font-size: 21px; color: var(--ink); }
.comp-card p, .comp-card li { font-size: 14px; color: var(--muted); }
.comp-card li { padding-left: 18px; position: relative; margin-bottom: 9px; }
.comp-card li::before {
  content: ''; position: absolute; left: 0; top: 6px; width: 8px; height: 8px;
  border-radius: 3px; background: var(--acc); transform: rotate(45deg);
}

.value-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: start; }
.value-list li {
  background: #fff; border-radius: 14px; padding: 16px 20px; margin-bottom: 12px;
  box-shadow: var(--shadow); font-weight: 600; color: var(--green-dark);
  display: flex; gap: 12px; align-items: center; font-size: 15px;
}
.value-list li i {
  font-style: normal; width: 30px; height: 30px; flex: none; border-radius: 10px;
  background: rgba(79, 195, 247, .18); color: var(--blue-dark);
  display: grid; place-items: center; font-family: var(--font-head); font-weight: 700; font-size: 13px;
}
.steps { position: relative; }
.step {
  display: flex; gap: 18px; padding: 0 0 30px 0; position: relative;
}
.step::before {
  content: ''; position: absolute; left: 21px; top: 44px; bottom: 6px; width: 2px; background: var(--line);
}
.step:last-child::before { display: none; }
.step .s-num {
  width: 44px; height: 44px; flex: none; border-radius: 50%;
  background: var(--green); color: #fff; font-family: var(--font-head); font-weight: 900;
  display: grid; place-items: center; font-size: 16px; box-shadow: 0 6px 16px rgba(46, 125, 50, .35);
}
.step h3 { font-size: 17px; color: var(--green-dark); margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--muted); }

/* News */
.news-tools { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.filter-chip {
  border: 1.5px solid var(--line); background: #fff; color: var(--muted);
  border-radius: 999px; padding: 8px 20px; font-size: 14px; font-weight: 600;
  transition: .25s;
}
.filter-chip:hover { border-color: var(--green); color: var(--green); }
.filter-chip.active { background: var(--green); border-color: var(--green); color: #fff; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); display: flex; flex-direction: column;
  transition: transform .3s, box-shadow .3s;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.news-card .cover { height: 180px; overflow: hidden; }
.news-card .cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.news-card:hover .cover img { transform: scale(1.06); }
.news-card .body { padding: 22px 22px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-meta { display: flex; gap: 10px; align-items: center; font-size: 12.5px; color: var(--muted); }
.news-meta .cat {
  background: var(--green-tint); color: var(--green-dark); font-weight: 700;
  padding: 3px 12px; border-radius: 999px;
}
.news-meta .cat.ind { background: rgba(79, 195, 247, .16); color: #075e86; }
.news-card h3 { font-size: 17px; color: var(--ink); line-height: 1.45; }
.news-card p { font-size: 13.5px; color: var(--muted); flex: 1; }
.news-card .more { color: var(--green); font-weight: 700; font-size: 14px; }
.news-card .more:hover { text-decoration: underline; }
.news-empty { color: var(--muted); padding: 40px 0; }

.article { max-width: 780px; margin: 0 auto; }
.article .news-meta { margin-bottom: 18px; }
.article h1 { font-size: clamp(24px, 3.4vw, 36px); color: var(--green-dark); margin-bottom: 26px; }
.article .cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 32px; box-shadow: var(--shadow); }
.article .cover img { width: 100%; max-height: 420px; object-fit: cover; }
.article p { margin-bottom: 18px; color: #3c4a38; }
.article .back { display: inline-flex; gap: 8px; align-items: center; margin-bottom: 34px; color: var(--green); font-weight: 700; }
.article .back:hover { text-decoration: underline; }

/* Careers */
.perks { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 64px; }
.perk {
  background: #fff; border-radius: 16px; padding: 22px; text-align: center;
  box-shadow: var(--shadow); font-weight: 600; color: var(--green-dark); font-size: 15px;
}
.perk span { display: block; font-size: 26px; margin-bottom: 10px; }
.jobs { display: grid; gap: 18px; }
.job {
  background: #fff; border-radius: var(--radius); padding: 26px 28px;
  box-shadow: var(--shadow); display: grid; grid-template-columns: 1fr auto; gap: 8px 24px;
  align-items: center; border-left: 4px solid var(--green);
}
.job h3 { font-size: 18px; color: var(--green-dark); }
.job .tags { grid-column: 1 / -1; display: flex; gap: 8px; flex-wrap: wrap; }
.job .tags li { font-size: 12.5px; background: var(--green-tint); color: var(--green-dark); padding: 4px 12px; border-radius: 999px; }
.job p { grid-column: 1 / -1; font-size: 14px; color: var(--muted); }
.job .btn { grid-row: 1; grid-column: 2; }

.contact-panel { display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px; align-items: start; }
.contact-info h2 { font-size: 26px; color: var(--green-dark); margin-bottom: 14px; }
.contact-info p { color: var(--muted); margin-bottom: 22px; }
.contact-info li { margin-bottom: 12px; font-size: 15px; }
.contact-info li b { color: var(--green-dark); margin-right: 8px; }
.form-card { background: #fff; border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { margin-bottom: 16px; }
.form-field label { display: block; font-size: 14px; font-weight: 700; color: var(--green-dark); margin-bottom: 6px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; border: 1.5px solid var(--line); border-radius: 12px;
  padding: 12px 14px; font-family: var(--font-body); font-size: 15px; color: var(--ink);
  background: #fdfdf6; transition: border .25s, box-shadow .25s;
}
.form-field textarea { min-height: 110px; resize: vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--green); box-shadow: 0 0 0 4px rgba(46, 125, 50, .12);
}
.form-msg { margin-top: 14px; font-size: 14px; font-weight: 600; }
.form-msg.ok { color: var(--green); }
.form-msg.err { color: #c62828; }

/* Privacy */
.prose { max-width: 780px; margin: 0 auto; }
.prose h2 { font-size: 20px; color: var(--green-dark); margin: 30px 0 12px; }
.prose p { margin-bottom: 14px; color: #3c4a38; font-size: 15px; }

/* ============ Reveal ============ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal[data-delay="3"] { transition-delay: .36s; }

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  .bento { grid-template-columns: 1fr 1fr; grid-template-areas: "a a" "b c" "d e"; }
  .reach-grid, .about-intro, .value-grid, .contact-panel { grid-template-columns: 1fr; }
  .comp-grid { grid-template-columns: 1fr 1fr; }
  .news-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .perks { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --header-h: 68px; }
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-inner { grid-template-columns: auto 1fr auto; }
  .brand { justify-self: center; }
  .brand .brand-cn { font-size: 10.5px; letter-spacing: .12em; }
  section { padding: 72px 0; }
  .stats { margin-top: -64px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 26px 0; padding: 32px 8px; }
  .stat + .stat { border-left: 0; }
  .stat:nth-child(even) { border-left: 1px solid rgba(255, 255, 255, .12); }
  .stat:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .12); padding-top: 26px; }
  .bento { grid-template-columns: 1fr; grid-template-areas: "a" "b" "c" "d" "e"; }
  .news-grid { grid-template-columns: 1fr; }
  .comp-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .f-contact { order: -1; }
  .job { grid-template-columns: 1fr; }
  .job .btn { grid-row: auto; grid-column: 1; justify-self: start; }
  .form-row { grid-template-columns: 1fr; }
  .perks { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .marquee-track { animation: none; flex-wrap: wrap; width: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* ============================================================
   TECH PASS · 科技感视觉升级（在既有规范之上叠加）
   ============================================================ */

/* ---------- 渐变标题 ---------- */
@supports (-webkit-background-clip: text) or (background-clip: text) {
  .hero h1 {
    background: linear-gradient(115deg, #ffffff 20%, #b9f0ff 62%, #4FC3F7 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: #fff;
  }
  .page-hero h1 {
    background: linear-gradient(115deg, #ffffff 30%, #a5dcf7 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: #fff;
  }
  .section-head h2 {
    background: linear-gradient(115deg, #16421f 10%, var(--green) 55%, #0e7490 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: var(--green-dark);
  }
  .business.tech .section-head h2 {
    background: linear-gradient(115deg, #ffffff 62%, #dff7e8 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: #fff;
    text-shadow: 0 4px 18px rgba(4, 18, 9, .45);
  }
  .cta-band h2 {
    background: linear-gradient(115deg, #ffffff 35%, #a5dcf7 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: #fff;
  }
  .metric b {
    background: linear-gradient(115deg, var(--green) 15%, #0e7490 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: var(--green);
  }
}
.hero h1 { filter: drop-shadow(0 8px 28px rgba(6, 26, 12, .45)); }

/* 居中标题的科技下划线 */
.section-head.center h2::after {
  content: ''; display: block; width: 64px; height: 3px; margin: 18px auto 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--green), var(--blue));
  box-shadow: 0 0 14px rgba(79, 195, 247, .55);
}
.eyebrow { text-shadow: 0 0 18px rgba(79, 195, 247, .35); }

/* ---------- 按钮：渐变 + 辉光 ---------- */
.btn-primary { background: linear-gradient(120deg, #2E7D32 10%, #1d9a4a 90%); box-shadow: 0 10px 26px rgba(46, 125, 50, .4), inset 0 1px 0 rgba(255, 255, 255, .25); }
.btn-primary:hover { box-shadow: 0 14px 34px rgba(29, 154, 74, .5), inset 0 1px 0 rgba(255, 255, 255, .25); }
.btn-blue { background: linear-gradient(120deg, #0288d1 10%, #4FC3F7 95%); color: #062b3d; }
.btn-ghost { backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }

/* ---------- Hero：粒子层 + HUD 边角 ---------- */
.hero-canvas { position: absolute; inset: 0; z-index: 1; }
.hero-hud { position: absolute; inset: 26px; z-index: 2; pointer-events: none; }
.hero-hud i { position: absolute; width: 26px; height: 26px; border: 2px solid rgba(79, 195, 247, .55); }
.hero-hud i:nth-child(1) { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.hero-hud i:nth-child(2) { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.hero-hud i:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.hero-hud i:nth-child(4) { bottom: 0; right: 0; border-left: 0; border-top: 0; }
.hud-meta {
  position: absolute; top: 8px; right: 40px;
  font-family: var(--font-head); font-size: 10px; font-weight: 500;
  letter-spacing: .34em; color: rgba(165, 220, 247, .65);
  animation: hudBlink 3.6s ease-in-out infinite;
}
@keyframes hudBlink { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }
.stat b { text-shadow: 0 0 32px rgba(79, 195, 247, .35); }

/* ---------- 深色玻璃卡：HUD 直角托角 ---------- */
.tech .b-card {
  background-color: rgba(255, 255, 255, .055);
  background-image:
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5)),
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5)),
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5)),
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5)),
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5)),
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5)),
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5)),
    linear-gradient(rgba(79, 195, 247, .5), rgba(79, 195, 247, .5));
  background-repeat: no-repeat;
  background-size: 18px 2px, 2px 18px, 18px 2px, 2px 18px, 18px 2px, 2px 18px, 18px 2px, 2px 18px;
  background-position: left top, left top, right top, right top, left bottom, left bottom, right bottom, right bottom;
}
.tech .b-card:hover {
  background-image:
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9)),
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9)),
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9)),
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9)),
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9)),
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9)),
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9)),
    linear-gradient(rgba(79, 195, 247, .9), rgba(79, 195, 247, .9));
}

/* ---------- 指标卡 / 新闻卡 / 品牌卡：青色描边辉光 ---------- */
.metric:hover { border-color: rgba(79, 195, 247, .55); }
.news-card { border: 1px solid var(--line); }
.news-card:hover { border-color: rgba(79, 195, 247, .45); }
.news-card .more { display: inline-flex; align-items: center; gap: 6px; }
.news-card .more::after { content: '→'; transition: transform .25s; }
.news-card:hover .more::after { transform: translateX(4px); }
.logo-card:hover { border-color: rgba(79, 195, 247, .5); box-shadow: 0 12px 30px rgba(23, 58, 26, .14), 0 0 0 1px rgba(79, 195, 247, .18); }
.logo-card .logo-name { font-family: var(--font-head); font-weight: 900; font-size: 14.5px; color: var(--green-dark); text-align: center; }

/* ---------- 表单：青色聚焦 ---------- */
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  border-color: var(--blue-dark);
  box-shadow: 0 0 0 4px rgba(79, 195, 247, .16);
}

/* ---------- CTA / 页头：网格与光斑 ---------- */
.cta-band { position: relative; overflow: hidden; }
.cta-band::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(70% 90% at 50% 0%, #000 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 90% at 50% 0%, #000 20%, transparent 100%);
}
.cta-band::after {
  content: ''; position: absolute; right: -140px; bottom: -160px; width: 460px; height: 460px;
  border-radius: 50%; pointer-events: none; filter: blur(80px);
  background: rgba(79, 195, 247, .3);
}
.cta-band .container { position: relative; z-index: 1; }
.page-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(142, 224, 143, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142, 224, 143, .055) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(80% 100% at 20% 0%, #000 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(80% 100% at 20% 0%, #000 20%, transparent 100%);
}
.page-hero .container { position: relative; z-index: 1; }

/* ---------- Header / Footer 细节 ---------- */
.site-header.scrolled::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(46, 125, 50, .35), rgba(79, 195, 247, .45), transparent);
}
.site-footer { position: relative; }
.site-footer::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent 5%, rgba(79, 195, 247, .55), rgba(142, 224, 143, .55), transparent 95%);
}
.f-qr { transition: box-shadow .3s; }
.f-qr:hover { box-shadow: 0 0 0 3px rgba(79, 195, 247, .35), 0 10px 30px rgba(0, 0, 0, .4); }

/* ---------- 滚动进度条 + 返回顶部（main.js 注入） ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 300; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--green), var(--blue));
  box-shadow: 0 0 12px rgba(79, 195, 247, .75);
  border-radius: 0 3px 3px 0; pointer-events: none;
}
.back-top {
  position: fixed; right: 18px; bottom: calc(22px + env(safe-area-inset-bottom, 0px));
  z-index: 180; width: 48px; height: 48px; border-radius: 50%;
  border: 1px solid rgba(79, 195, 247, .45);
  background: rgba(16, 57, 26, .88); color: #a5dcf7;
  display: grid; place-items: center;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 10px 26px rgba(10, 40, 16, .4);
  opacity: 0; pointer-events: none; transform: translateY(14px);
  transition: opacity .3s, transform .3s, box-shadow .3s, border-color .3s, color .3s;
}
.back-top.show { opacity: 1; pointer-events: auto; transform: none; }
.back-top:hover { border-color: var(--blue); color: #fff; box-shadow: 0 0 0 4px rgba(79, 195, 247, .16), 0 12px 30px rgba(10, 40, 16, .5); }

/* ---------- APP 端 / 刘海屏安全区 ---------- */
.offcanvas .panel { padding-top: max(28px, env(safe-area-inset-top, 0px)); padding-bottom: max(28px, env(safe-area-inset-bottom, 0px)); }
.footer-bottom { padding-bottom: calc(22px + env(safe-area-inset-bottom, 0px)); }

/* ---------- 移动端性能与体验降级 ---------- */
@media (max-width: 768px) {
  .hero-hud { display: none; }
  .hero-canvas { opacity: .8; }
  .metric, .reach-note { backdrop-filter: none; -webkit-backdrop-filter: none; }
  .metric { background: rgba(255, 255, 255, .74); }
  .ms-body { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(22, 62, 32, .55); }
  .hero-cta .btn { width: 100%; }
  .stat b { font-size: 34px; }
}