/* ============================================================
   高手通官网 - 全局样式
   ============================================================ */

/* CSS Variables */
:root {
  --accent: #1a56db;
  --accent-dark: #1244b8;
  --accent-light: #e8f0fe;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --bg-white: #ffffff;
  --bg-light: #f8fafc;
  --bg-dark: #0f172a;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.1);
  --transition: all .25s ease;
  --max-width: 1200px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  color: var(--text-primary);
  background: var(--bg-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  padding-top: env(safe-area-inset-top, 0px);
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
input, select, textarea, button { font-family: inherit; font-size: inherit; }

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Section padding */
.section-pad { padding: 80px 0; }
.bg-light { background: var(--bg-light); }
.bg-dark { background: var(--bg-dark); color: #fff; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline:hover { background: var(--accent-light); transform: translateY(-1px); }
.btn-white {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
}
.btn-white:hover { background: var(--accent-light); }
.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.6);
}
.btn-outline-white:hover { background: rgba(255,255,255,.1); border-color: #fff; }
.btn-full { width: 100%; }

/* ============================================================
   Section Header
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 14px;
  letter-spacing: .04em;
}
.section-title {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ============================================================
   Navigation
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition);
  padding-top: env(safe-area-inset-top, 0px);
}
.header.scrolled {
  box-shadow: var(--shadow-sm);
}
/* 首页暗色Hero下的导航透明态 */
.header.hero-nav {
  background: rgba(6,13,31,.6);
  border-bottom-color: rgba(255,255,255,.08);
}
.header.hero-nav .logo-main { color: #fff; }
.header.hero-nav .logo-sub { color: rgba(255,255,255,.5); }
.header.hero-nav .nav-link { color: rgba(255,255,255,.75); }
.header.hero-nav .nav-link:hover,
.header.hero-nav .nav-link.active {
  color: #fff;
  background: rgba(255,255,255,.1);
}
.header.hero-nav .nav-toggle span { background: #fff; }
.header.hero-nav.scrolled {
  background: rgba(6,13,31,.92);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .05em;
}
.logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 50%;
  flex-shrink: 0;
}
/* 暗色导航下 logo 加白色圆形背景使蓝色logo可见 */
.header.hero-nav .logo-img {
  background: rgba(255,255,255,.15);
  box-shadow: 0 0 0 2px rgba(255,255,255,.2);
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-main {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}
.logo-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: .06em;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--text-secondary);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--accent);
  background: var(--accent-light);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================================
   Hero Section - 科技感动效版
   ============================================================ */

/* Hero 动画关键帧 */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes heroPulse {
  0%, 100% { opacity: .5; transform: scale(1); }
  50%       { opacity: .9; transform: scale(1.04); }
}
@keyframes scanLine {
  0%   { transform: translateX(-100%) skewX(-12deg); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateX(110vw) skewX(-12deg); opacity: 0; }
}
@keyframes floatUp {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}
@keyframes orbitSpin1 {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes orbitSpin2 {
  from { transform: rotate(0deg); }
  to   { transform: rotate(-360deg); }
}
@keyframes orbitSpin3 {
  from { transform: rotate(45deg); }
  to   { transform: rotate(405deg); }
}
@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(26,86,219,.4); }
  50%       { box-shadow: 0 0 0 6px rgba(26,86,219,0); }
}
@keyframes glowPulse {
  0%, 100% { opacity: .35; transform: scale(1); }
  50%       { opacity: .6; transform: scale(1.1); }
}
/* 首页各板块专属动效关键帧 */
@keyframes slowSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes slowSpinReverse {
  from { transform: rotate(360deg); }
  to   { transform: rotate(0deg); }
}
@keyframes flowDash {
  from { transform: translateX(-100%); }
  to   { transform: translateX(100%); }
}
@keyframes hexBreath {
  0%, 100% { opacity: .08; transform: scale(1); }
  50%       { opacity: .22; transform: scale(1.05); }
}
@keyframes starTwinkle {
  0%, 100% { opacity: .15; }
  50%       { opacity: .8; }
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25%      { transform: translate(15px, -10px) scale(1.05); }
  50%      { transform: translate(-10px, -20px) scale(.95); }
  75%      { transform: translate(-15px, 5px) scale(1.02); }
}
@keyframes borderGlow {
  0%, 100% { border-color: rgba(26,86,219,.3); }
  50%       { border-color: rgba(96,165,250,.6); }
}
@keyframes iconPulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.1); }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes countUpGlow {
  0%   { text-shadow: 0 0 8px rgba(96,165,250,0); }
  50%  { text-shadow: 0 0 16px rgba(96,165,250,.5); }
  100% { text-shadow: 0 0 8px rgba(96,165,250,0); }
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  overflow: hidden;
  padding-top: calc(68px + env(safe-area-inset-top, 0px));
  background: #060d1f;
}

/* 粒子画布 */
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* 背景层 */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

/* 网格背景 */
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26,86,219,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,86,219,.12) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

/* 扫光线 */
.hero-scan-line {
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent 0%, rgba(26,86,219,.6) 20%, rgba(96,165,250,.9) 50%, rgba(26,86,219,.6) 80%, transparent 100%);
  animation: scanLine 4s ease-in-out infinite;
  animation-delay: 0s;
  filter: blur(1px);
}
.hero-scan-line-2 {
  animation-delay: 2s;
  background: linear-gradient(180deg, transparent 0%, rgba(99,102,241,.5) 20%, rgba(165,180,252,.8) 50%, rgba(99,102,241,.5) 80%, transparent 100%);
}

/* 光晕 */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero-glow-1 {
  width: 700px; height: 700px;
  top: -200px; right: -100px;
  background: radial-gradient(circle, rgba(26,86,219,.18) 0%, transparent 70%);
  animation: glowPulse 5s ease-in-out infinite;
}
.hero-glow-2 {
  width: 500px; height: 500px;
  bottom: -100px; left: -50px;
  background: radial-gradient(circle, rgba(99,102,241,.1) 0%, transparent 70%);
  animation: glowPulse 7s ease-in-out infinite reverse;
}

/* 浮动提示卡 */
.hero-float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 20px;
  padding: 8px 16px;
  font-size: 13px;
  color: rgba(255,255,255,.9);
  white-space: nowrap;
  pointer-events: none;
}
.hero-float-1 { top: 22%; right: 6%; animation: floatUp 4s ease-in-out infinite; }
.hero-float-2 { top: 42%; right: 2%; animation: floatUp 5s ease-in-out infinite .8s; }
.hero-float-3 { top: 62%; right: 8%; animation: floatUp 4.5s ease-in-out infinite 1.5s; }

/* Hero 文字内容 */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  width: 100%;
  padding-top: 40px;
  padding-bottom: 80px;
  animation: heroFadeUp .8s ease both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(26,86,219,.2);
  color: #93c5fd;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 28px;
  border: 1px solid rgba(26,86,219,.4);
  animation: heroFadeUp .8s ease .1s both;
}
.hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #3b82f6;
  animation: badgePulse 2s ease-in-out infinite;
}

.hero-title {
  display: flex;
  flex-direction: column;
  font-size: clamp(38px, 6vw, 62px);
  font-weight: 800;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 24px;
  letter-spacing: -.02em;
  animation: heroFadeUp .8s ease .2s both;
}
.hero-title-line1 {
  color: rgba(255,255,255,.9);
}
.hero-highlight {
  background: linear-gradient(90deg, #60a5fa 0%, #a78bfa 50%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200%;
  animation: heroFadeUp .8s ease .3s both;
}

.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,.65);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.8;
  animation: heroFadeUp .8s ease .4s both;
}

.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 56px;
  animation: heroFadeUp .8s ease .5s both;
}
.hero .btn-outline {
  color: rgba(255,255,255,.9);
  border-color: rgba(255,255,255,.35);
  background: rgba(255,255,255,.07);
}
.hero .btn-outline:hover {
  background: rgba(255,255,255,.15);
  border-color: rgba(255,255,255,.6);
}

.hero-stats {
  display: flex;
  align-items: flex-start;
  gap: 0;
  animation: heroFadeUp .8s ease .6s both;
}
.stat-item {
  display: flex;
  flex-direction: column;
  padding: 0 32px 0 0;
  min-width: 120px;
}
.stat-item:first-child { padding-left: 0; }
.stat-num {
  font-size: 42px;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -.02em;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,.5);
  letter-spacing: .02em;
}
.stat-divider {
  width: 1px;
  height: 52px;
  background: rgba(255,255,255,.12);
  margin: 0 8px 0 0;
  flex-shrink: 0;
  align-self: stretch;
}

/* 轨道装饰 - 右侧 */
.hero-visual-right {
  position: relative;
  right: 0;
  top: auto;
  transform: none;
  z-index: 2;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-right: 40px;
}
.hero-orbit {
  position: relative;
  width: 340px;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(26,86,219,.3);
}
.hero-orbit-ring-1 {
  width: 340px; height: 340px;
  animation: orbitSpin1 12s linear infinite;
}
.hero-orbit-ring-2 {
  width: 230px; height: 230px;
  border-color: rgba(99,102,241,.4);
  animation: orbitSpin2 8s linear infinite;
}
.hero-orbit-ring-3 {
  width: 130px; height: 130px;
  border-color: rgba(59,130,246,.5);
  animation: orbitSpin3 5s linear infinite;
}
.hero-orbit-dot {
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3b82f6;
  box-shadow: 0 0 12px 4px rgba(59,130,246,.6);
}
.hero-orbit-core {
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(26,86,219,.25);
  border: 2px solid rgba(59,130,246,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  color: #93c5fd;
  letter-spacing: .05em;
  animation: heroPulse 3s ease-in-out infinite;
  backdrop-filter: blur(8px);
}

@media (max-width: 1024px) {
  .hero { display: flex; }
  .hero-visual-right { display: none; }
  .hero-float-card { display: none; }
}
@media (max-width: 768px) {
  .hero-scan-line { display: none; }
}
/* 通用板块Canvas层 */
.sec-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Values 区块专属：浮动几何粒子 + 光环装饰 ── */
.values-bg-deco {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.values-bg-deco::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  top: -150px; left: -100px;
  border: 1px solid rgba(26,86,219,.15);
  border-radius: 50%;
  animation: slowSpin 30s linear infinite;
}
.values-bg-deco::after {
  content: '';
  position: absolute;
  width: 350px; height: 350px;
  bottom: -80px; right: -60px;
  border: 1px dashed rgba(99,102,241,.12);
  border-radius: 50%;
  animation: slowSpinReverse 25s linear infinite;
}
.value-card:hover {
  animation: borderGlow 2s ease-in-out infinite;
}
.value-card:hover .value-icon {
  animation: iconPulse 1.5s ease-in-out infinite;
}

/* ============================================================
   Values Section — 深色科技感
   ============================================================ */
.values {
  background: #060d1f;
  position: relative;
  overflow: hidden;
}
.values .container { position: relative; z-index: 1; }
.values .section-title { color: #fff; }
.values .section-desc { color: rgba(255,255,255,.6); }
.values .section-tag {
  background: rgba(26,86,219,.25);
  color: #93c5fd;
  border: 1px solid rgba(26,86,219,.35);
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.value-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}
.value-card:hover {
  border-color: rgba(26,86,219,.5);
  box-shadow: 0 0 30px rgba(26,86,219,.15);
  transform: translateY(-4px);
  background: rgba(255,255,255,.07);
}
.value-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(26,86,219,.2);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #93c5fd;
  transition: var(--transition);
}
.value-card:hover .value-icon {
  background: var(--accent);
  color: #fff;
}
.value-card h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #fff;
}
.value-card p {
  font-size: 14px;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
}

/* ============================================================
   Services Grid — 深色科技感
   ============================================================ */
.services {
  background: #060d1f;
  position: relative;
  overflow: hidden;
}
.services .section-title { color: #fff; }
.services .section-desc { color: rgba(255,255,255,.6); }
.services .section-tag {
  background: rgba(26,86,219,.25);
  color: #93c5fd;
  border: 1px solid rgba(26,86,219,.35);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-item {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-item:hover {
  border-color: rgba(26,86,219,.5);
  box-shadow: 0 0 30px rgba(26,86,219,.15);
  transform: translateY(-3px);
  background: rgba(255,255,255,.07);
}
.service-item-full {
  grid-column: span 3;
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 24px 28px;
}
.service-item-full h3 { margin-bottom: 0; }
.service-item-full p { margin-bottom: 0; }
.service-num {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,.35);
  letter-spacing: .1em;
  margin-bottom: 16px;
}
.service-item-full .service-num { margin-bottom: 0; font-size: 13px; }
.service-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(26,86,219,.2);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #93c5fd;
  flex-shrink: 0;
  transition: var(--transition);
}
.service-item:hover .service-icon-wrap {
  background: var(--accent);
  color: #fff;
}
.service-item-full .service-icon-wrap { margin-bottom: 0; }
.service-item h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #fff;
}
.service-item p {
  font-size: 14px;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
  margin-bottom: 16px;
}
.service-arrow {
  color: #93c5fd;
  font-size: 18px;
  opacity: 0;
  transition: var(--transition);
}
.service-item:hover .service-arrow { opacity: 1; }
.service-item-full .service-arrow { opacity: .4; }
.service-item-full:hover .service-arrow { opacity: 1; }

/* ── Services 区块专属：流光线条装饰 ── */
.services .container { position: relative; z-index: 1; }
.services-bg-deco {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.flow-line {
  position: absolute;
  width: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(26,86,219,.4) 40%, rgba(96,165,250,.8) 50%, rgba(26,86,219,.4) 60%, transparent 100%);
  animation: flowDash 8s linear infinite;
}
.flow-line-1 { top: 15%; animation-delay: 0s; }
.flow-line-2 { top: 50%; animation-delay: 2.7s; }
.flow-line-3 { top: 85%; animation-delay: 5.4s; }
.service-item::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(96,165,250,0) 0%, rgba(96,165,250,.08) 50%, rgba(96,165,250,0) 100%);
  opacity: 0;
  transition: opacity .4s ease;
}
.service-item:hover::before { opacity: 1; }
.service-item:hover .service-num {
  color: rgba(96,165,250,.7);
  transition: color .3s ease;
}

/* ============================================================
   OPC Highlight — 深色科技感
   ============================================================ */
.opc-highlight {
  background: #060d1f;
  position: relative;
  overflow: hidden;
}
.opc-highlight .section-title { color: #fff; }
.opc-highlight .section-tag {
  background: rgba(26,86,219,.25);
  color: #93c5fd;
  border: 1px solid rgba(26,86,219,.35);
}
.opc-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.opc-desc {
  font-size: 16px;
  color: rgba(255,255,255,.65);
  margin-bottom: 32px;
  line-height: 1.8;
}
.opc-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}
.opc-features li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.opc-feat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 8px;
}
.opc-features strong {
  display: block;
  font-size: 15px;
  margin-bottom: 3px;
  color: #fff;
}
.opc-features span {
  font-size: 14px;
  color: rgba(255,255,255,.55);
}
.opc-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.opc-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  transition: var(--transition);
}
.opc-card:hover { box-shadow: 0 0 30px rgba(26,86,219,.15); transform: translateX(4px); background: rgba(255,255,255,.07); }
.opc-card-1 .opc-card-num { background: var(--accent); }
.opc-card-2 .opc-card-num { background: #3B6D11; }
.opc-card-3 .opc-card-num { background: #993C1D; }
.opc-card-num {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.opc-card-text strong {
  display: block;
  font-size: 16px;
  margin-bottom: 4px;
  color: #fff;
}
.opc-card-text span {
  font-size: 13px;
  color: rgba(255,255,255,.65);
}

/* ── OPC Highlight 区块专属：六边形脉冲网络 ── */
.opc-highlight .container { position: relative; z-index: 1; }
.opc-bg-deco {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.hex-grid {
  position: absolute;
  inset: -20%;
  width: 140%;
  height: 140%;
  opacity: .08;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='100' viewBox='0 0 56 100'%3E%3Cpath d='M28 66L0 50L0 16L28 0L56 16L56 50L28 66L28 100' fill='none' stroke='%2360a5fa' stroke-width='1'/%3E%3Cpath d='M28 0L28 34L0 50L0 84L28 100L56 84L56 50L28 34' fill='none' stroke='%2360a5fa' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 56px 100px;
  animation: hexBreath 6s ease-in-out infinite;
}
.opc-card {
  position: relative;
}
.opc-card::after {
  content: '';
  position: absolute;
  left: -1px; top: -1px; right: -1px; bottom: -1px;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  transition: border-color .4s ease;
}
.opc-card:hover::after {
  border-color: rgba(96,165,250,.3);
}
.opc-feat-dot {
  animation: starTwinkle 3s ease-in-out infinite;
}
.opc-features li:nth-child(2) .opc-feat-dot { animation-delay: .8s; }
.opc-features li:nth-child(3) .opc-feat-dot { animation-delay: 1.6s; }
.opc-features li:nth-child(4) .opc-feat-dot { animation-delay: 2.4s; }

/* ============================================================
   CTA
   ============================================================ */
.cta { background: var(--bg-dark); }
.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.cta-content h2 {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.cta-content p {
  font-size: 16px;
  color: rgba(255,255,255,.7);
  margin-bottom: 36px;
}
.cta-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
/* ── CTA 区块专属：星空 + 呼吸光球 ── */
.cta { position: relative; overflow: hidden; }
.cta .container { position: relative; z-index: 2; }
.cta-glow-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(40px);
}
.cta-glow-orb-1 {
  width: 300px; height: 300px;
  top: -80px; right: 10%;
  background: rgba(26,86,219,.18);
  animation: orbFloat 8s ease-in-out infinite;
}
.cta-glow-orb-2 {
  width: 200px; height: 200px;
  bottom: -40px; left: 15%;
  background: rgba(99,102,241,.15);
  animation: orbFloat 10s ease-in-out 2s infinite;
}
.cta-glow-orb-3 {
  width: 150px; height: 150px;
  top: 20%; left: 55%;
  background: rgba(59,130,246,.12);
  animation: orbFloat 7s ease-in-out 4s infinite;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: #07101f;
  color: rgba(255,255,255,.65);
  padding: 56px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand .nav-logo .logo-main { color: #fff; }
.footer-brand .nav-logo .logo-sub { color: rgba(255,255,255,.45); }
.footer-brand .logo-img { background: rgba(255,255,255,.15); box-shadow: 0 0 0 2px rgba(255,255,255,.2); }
.footer-brand p {
  font-size: 14px;
  margin-top: 12px;
  color: rgba(255,255,255,.5);
}
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,.9);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col a {
  font-size: 14px;
  color: rgba(255,255,255,.5);
  transition: var(--transition);
}
.footer-col a:hover { color: rgba(255,255,255,.9); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,.35);
}

/* ============================================================
   Page Banner — 深色科技感（与 OPC Hero 一致）
   ============================================================ */
.page-banner {
  padding-top: calc(68px + env(safe-area-inset-top, 0px));
  background: linear-gradient(135deg, #060d1f 0%, #0f2057 50%, #060d1f 100%);
  position: relative;
  overflow: hidden;
  color: #fff;
}
/* 网格背景 */
.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26,86,219,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,86,219,.12) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 30%, transparent 100%);
  z-index: 0;
}
.page-banner-content {
  padding: 64px 0 72px;
  position: relative;
  z-index: 2;
}
.page-banner-content .section-tag {
  background: rgba(26,86,219,.3);
  color: #93c5fd;
  border: 1px solid rgba(26,86,219,.4);
}
.page-banner-content h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  margin-top: 12px;
}
.page-banner-content p {
  font-size: 17px;
  color: rgba(255,255,255,.7);
  max-width: 560px;
}
/* 居中模式（OPC 等页面） */
.page-banner-content.centered {
  text-align: center;
}
.page-banner-content.centered p {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.page-banner-content.centered .hero-btns {
  justify-content: center;
}
.page-banner-content.centered .opc-logo-row {
  margin-bottom: 24px;
}
/* 扫光线 */
.banner-scan {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.banner-scan::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent 0%, rgba(26,86,219,.6) 20%, rgba(96,165,250,.9) 50%, rgba(26,86,219,.6) 80%, transparent 100%);
  animation: scanLine 5s ease-in-out infinite;
  filter: blur(1px);
}
.banner-scan::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, transparent 0%, rgba(99,102,241,.5) 20%, rgba(165,180,252,.8) 50%, rgba(99,102,241,.5) 80%, transparent 100%);
  animation: scanLine 5s ease-in-out 2.5s infinite;
  filter: blur(1px);
}
/* 光晕 */
.banner-glow-1 {
  position: absolute;
  width: 600px; height: 600px;
  top: -150px; right: -80px;
  background: radial-gradient(circle, rgba(26,86,219,.22) 0%, transparent 70%);
  animation: glowPulse 6s ease-in-out infinite;
  z-index: 0;
  pointer-events: none;
}
.banner-glow-2 {
  position: absolute;
  width: 400px; height: 400px;
  bottom: -100px; left: -40px;
  background: radial-gradient(circle, rgba(99,102,241,.12) 0%, transparent 70%);
  animation: glowPulse 8s ease-in-out infinite reverse;
  z-index: 0;
  pointer-events: none;
}
.banner-deco {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 40%;
  background: radial-gradient(ellipse at 80% 50%, rgba(26,86,219,.06) 0%, transparent 70%);
}

/* ============================================================
   About Page
   ============================================================ */
.intro-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}
.intro-img-wrap { position: relative; }
.intro-img-placeholder {
  background: linear-gradient(135deg, #1a56db 0%, #0c3a8c 100%);
  border-radius: var(--radius-xl);
  padding: 60px 40px;
  text-align: center;
  color: #fff;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.company-badge-large {
  font-size: 52px;
  font-weight: 900;
  letter-spacing: .05em;
  line-height: 1;
  opacity: .9;
}
.company-name-large {
  font-size: 28px;
  font-weight: 700;
  margin-top: 8px;
  margin-bottom: 12px;
}
.company-slogan {
  font-size: 15px;
  opacity: .75;
  letter-spacing: .1em;
}
.intro-stat-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}
.intro-stat {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}
.ist-num {
  display: block;
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
}
.ist-label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.intro-content .section-title { text-align: left; }
.intro-text {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.8;
}
.intro-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.tag {
  background: var(--accent-light);
  color: var(--accent);
  font-size: 13px;
  padding: 4px 14px;
  border-radius: 20px;
  border: 1px solid rgba(26,86,219,.15);
}

/* Mission Vision Values */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.mvv-card {
  border-radius: var(--radius-lg);
  padding: 36px 28px;
}
.mvv-mission { background: #e8f0fe; }
.mvv-vision { background: #d1fae5; }
.mvv-value { background: #fef3c7; }
.mvv-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(0,0,0,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 20px;
}
.mvv-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 12px;
}
.mvv-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}
.mvv-highlight {
  display: inline-block;
  color: var(--accent);
  font-weight: 700;
  position: relative;
}
.mvv-highlight::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 3px;
  background: var(--accent);
  border-radius: 2px;
  opacity: .35;
}
.mvv-highlight--green {
  color: #059669;
}
.mvv-highlight--green::after {
  background: #059669;
}

/* Core Values */
.core-values {
  text-align: center;
}
.cv-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px 32px;
  max-width: 720px;
  margin: 0 auto;
}
.cv-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-light);
  border-radius: 50px;
  padding: 14px 28px;
  transition: transform .25s, box-shadow .25s;
  border: 1px solid rgba(0,0,0,.05);
}
.cv-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,.08);
}
.cv-icon {
  color: var(--accent);
  font-size: 14px;
}
.cv-text {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0; bottom: 0;
  width: 2px;
  background: var(--border);
}
.timeline-item {
  display: flex;
  margin-bottom: 48px;
  position: relative;
}
.timeline-left {
  justify-content: flex-end;
  padding-right: calc(50% + 36px);
}
.timeline-right {
  justify-content: flex-start;
  padding-left: calc(50% + 36px);
}
.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 20px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--border);
  border: 3px solid var(--bg-white);
  z-index: 1;
}
.timeline-current {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(26,86,219,.15);
}
.timeline-content {
  max-width: 320px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.timeline-year {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: .06em;
  margin-bottom: 6px;
}
.timeline-content h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}
.timeline-content p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.team-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}
.team-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.team-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.team-card h4 { font-size: 17px; font-weight: 600; margin-bottom: 4px; }
.team-title {
  display: block;
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 12px;
}
.team-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

/* ============================================================
   Services Page
   ============================================================ */
.svc-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.svc-tab {
  padding: 8px 20px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: var(--bg-white);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-secondary);
}
.svc-tab:hover, .svc-tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.svc-overview { padding: 40px 0 0; }
.svc-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: center;
}
.svc-detail-layout.reverse { grid-template-columns: 1.3fr 1fr; }
/* 配图视觉区 */
.svc-detail-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-light);
}
.svc-detail-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}
.svc-detail-card {
  position: relative;
  z-index: 2;
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  min-width: 180px;
  box-shadow: 0 8px 32px rgba(0,0,0,.15);
}
}
.svc-card-blue { background: rgba(232,240,254,.88); }
.svc-card-green { background: rgba(209,250,229,.88); }
.svc-card-purple { background: rgba(237,233,254,.88); }
.svc-card-coral { background: rgba(254,226,226,.88); }
.svc-card-teal { background: rgba(204,251,241,.88); }
.svc-card-amber { background: rgba(254,243,199,.88); }
.sdc-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--text-muted);
}
.sdc-name {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
}
.sdc-desc {
  font-size: 15px;
  color: var(--text-secondary);
}
.sdc-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}
.sdc-tags span {
  background: rgba(0,0,0,.06);
  color: var(--text-secondary);
  font-size: 12px;
  padding: 3px 12px;
  border-radius: 12px;
}

/* 各视觉区差异化 */
.svc-visual-01 { background: #dbeafe; }
.svc-visual-02 { background: #d1fae5; }
.svc-visual-03 { background: #ede9fe; }
.svc-visual-04 { background: #fee2e2; }
.svc-visual-05 { background: #ccfbf1; }
.svc-visual-06 { background: #fef3c7; }
.svc-visual-01 .svc-detail-card,
.svc-visual-03 .svc-detail-card,
.svc-visual-05 .svc-detail-card {
  position: absolute;
  bottom: 24px;
  left: 24px;
}
.svc-visual-02 .svc-detail-card,
.svc-visual-04 .svc-detail-card,
.svc-visual-06 .svc-detail-card {
  position: absolute;
  bottom: 24px;
  right: 24px;
}

.svc-num-label {
  font-size: 48px;
  font-weight: 900;
  color: rgba(26,86,219,.1);
  line-height: 1;
  margin-bottom: 8px;
}
.svc-detail-content h2 {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  margin-bottom: 16px;
}
.svc-intro {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 28px;
}
.svc-points {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}
.svc-point {
  display: flex;
  gap: 14px;
}
.sp-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 8px;
}
.svc-point strong {
  display: block;
  font-size: 15px;
  margin-bottom: 4px;
}
.svc-point p {
  font-size: 14px;
  color: var(--text-secondary);
}
.svc-features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}
.sf-item {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 16px;
}
.sf-item strong {
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
}
.sf-item span {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ============================================================
   OPC Page
   ============================================================ */
.opc-hero {
  padding-top: 68px;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a6e 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.opc-hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.opc-hero-content {
  position: relative;
  z-index: 1;
  padding: 80px 0 96px;
}
.opc-logo-row {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-bottom: 32px;
}
.opc-letter {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  font-size: 36px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.opc-o { background: var(--accent); }
.opc-p { background: #059669; }
.opc-c { background: #dc2626; }
.opc-hero-title {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: .04em;
}
.opc-hero-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,.6);
  font-weight: 400;
  margin-bottom: 24px;
  letter-spacing: .06em;
}
.opc-hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,.75);
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.8;
}
.opc-phil-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.opc-phil-card {
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--border);
  background: var(--bg-white);
  transition: var(--transition);
}
.opc-phil-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.opc-phil-letter {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  font-size: 28px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: #fff;
}
.opc-open .opc-phil-letter { background: var(--accent); }
.opc-partner .opc-phil-letter { background: #059669; }
.opc-cocreate .opc-phil-letter { background: #dc2626; }
.opc-phil-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.opc-phil-card > p { font-size: 14px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 20px; }
.opc-phil-list { display: flex; flex-direction: column; gap: 8px; }
.opc-phil-list li {
  font-size: 14px;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
}
.opc-phil-list li::before {
  content: '·';
  position: absolute;
  left: 4px;
  color: var(--accent);
  font-weight: 700;
}

/* Support Grid */
.support-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.support-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  transition: var(--transition);
}
.support-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: rgba(26,86,219,.3); }
.support-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-light);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: var(--transition);
}
.support-card:hover .support-icon {
  background: var(--accent);
  color: #fff;
}
}
.support-card h4 { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.support-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; }

/* Process */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-step {
  position: relative;
  padding: 0 20px;
}
.ps-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}
.ps-connector {
  position: absolute;
  top: 24px;
  left: calc(50% + 24px);
  right: -50%;
  height: 2px;
  background: var(--border);
}
.ps-content {
  text-align: center;
}
.ps-content h4 { font-size: 16px; font-weight: 600; margin-bottom: 10px; }
.ps-content p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* Who */
.who-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.who-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  transition: var(--transition);
}
.who-card:hover { box-shadow: var(--shadow-md); }
.who-emoji {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-light);
  color: var(--accent);
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.who-card h4 { font-size: 15px; font-weight: 600; margin-bottom: 10px; }
.who-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; }

/* ============================================================
   Contact Page
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: flex-start;
}
.contact-form-wrap h2, .contact-info-wrap h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}
.form-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 32px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-white);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(26,86,219,.1);
}
.form-note {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}
.form-success {
  text-align: center;
  padding: 60px 20px;
}
.success-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #d1fae5;
  color: #059669;
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.form-success h3 { font-size: 22px; font-weight: 700; margin-bottom: 10px; }
.form-success p { color: var(--text-secondary); }

/* Contact Info */
.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}
.ci-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
}
.ci-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--accent-light);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.ci-content h4 { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.ci-content p { font-size: 14px; color: var(--text-secondary); }
.ci-note { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* QR */
.qr-section { margin-bottom: 32px; }
.qr-section h3 { font-size: 16px; font-weight: 600; margin-bottom: 16px; }
.qr-wrap {
  display: flex;
  gap: 20px;
}
.qr-item { text-align: center; }
.qr-item p { font-size: 13px; color: var(--text-muted); margin-top: 8px; }
.qr-img-wrap {
  width: 120px;
  height: 120px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px;
  background: var(--bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
}
.qr-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 4px;
}

/* Quick links */
.quick-links h3 { font-size: 16px; font-weight: 600; margin-bottom: 12px; }

/* More Products Table */
.svc-more-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-white);
  box-shadow: var(--shadow-sm);
}
.svc-more-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.svc-more-table thead {
  background: var(--bg-light);
}
.svc-more-table th {
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.svc-more-table td {
  padding: 16px 20px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
  line-height: 1.7;
  vertical-align: top;
}
.svc-more-table tbody tr:last-child td {
  border-bottom: none;
}
.svc-more-table tbody tr:hover {
  background: var(--bg-light);
}
.svc-more-table .sm-name {
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
  min-width: 130px;
}
@media (max-width: 768px) {
  .svc-more-table th,
  .svc-more-table td {
    padding: 12px 14px;
    font-size: 13px;
  }
}
.ql-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.ql-item {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 14px;
  color: var(--text-secondary);
  transition: var(--transition);
  text-align: center;
}
.ql-item:hover { background: var(--accent-light); color: var(--accent); border-color: rgba(26,86,219,.3); }

/* FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
}
.faq-q:hover { background: var(--bg-light); }
.faq-arrow {
  color: var(--text-muted);
  transition: var(--transition);
  flex-shrink: 0;
}
.faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--accent); }
.faq-a {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  padding: 0 20px;
  transition: max-height .35s ease, opacity .3s ease, padding .3s ease;
}
.faq-item.open .faq-a {
  max-height: 300px;
  opacity: 1;
  padding: 0 20px 18px;
}
.faq-a p { font-size: 14px; color: var(--text-secondary); line-height: 1.8; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-item-full { grid-column: span 2; }
  .opc-layout { grid-template-columns: 1fr; gap: 40px; }
  .intro-layout { grid-template-columns: 1fr; gap: 40px; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .svc-detail-layout { grid-template-columns: 1fr; gap: 40px; }
  .svc-detail-layout.reverse .svc-detail-visual { order: -1; }
  .opc-phil-grid { grid-template-columns: 1fr; }
  .support-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .ps-connector { display: none; }
  .who-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }
  .mvv-grid { grid-template-columns: 1fr; gap: 16px; }
  .cv-grid { gap: 12px 20px; }
  .cv-item { padding: 10px 20px; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .section-pad { padding: 56px 0; }
  .nav-menu {
    position: fixed;
    top: calc(68px + env(safe-area-inset-top, 0px)); left: 0; right: 0;
    background: transparent;
    flex-direction: column;
    padding: 0;
    border-bottom: none;
    height: 0;
    opacity: 0;
    overflow: hidden;
    pointer-events: none;
    transition: opacity .25s ease, height .3s ease, padding .3s ease, background .3s ease;
  }
  .nav-menu.open {
    height: auto;
    opacity: 1;
    background: var(--bg-white);
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    pointer-events: auto;
  }
  .header.hero-nav .nav-menu.open {
    background: rgba(6,13,31,.95);
    border-bottom-color: rgba(255,255,255,.1);
  }
  .header.hero-nav .nav-menu.open .nav-link {
    color: rgba(255,255,255,.75);
  }
  .header.hero-nav .nav-menu.open .nav-link:hover,
  .header.hero-nav .nav-menu.open .nav-link.active {
    color: #fff;
    background: rgba(255,255,255,.1);
  }
  .nav-toggle { display: flex; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .hero-stats .stat-item { padding: 0; min-width: auto; flex: 1 1 45%; }
  .hero-stats .stat-num { font-size: 32px; }
  .stat-divider { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .service-item-full { grid-column: span 1; grid-template-columns: auto 1fr auto; display: grid; }
  .service-item-full .service-num { display: none; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
  .process-steps { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .opc-logo-row { gap: 12px; }
  .opc-letter { width: 60px; height: 60px; font-size: 28px; }
  .hero-btns { flex-direction: column; }
  .hero-btns .btn { width: 100%; text-align: center; }
}