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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: linear-gradient(145deg, #f5f0ff 0%, #eef5ff 100%);
  color: #0b1a33;
  line-height: 1.5;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* ===== 装饰性背景 ===== */
.page-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 640px;
  pointer-events: none;
  z-index: 0;
}

.bg-aura {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.5;
}

.bg-aura-1 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.25), transparent 70%);
  top: -200px;
  right: -150px;
  animation: auraFloat1 12s ease-in-out infinite;
}

.bg-aura-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.2), transparent 70%);
  bottom: -100px;
  left: -100px;
  animation: auraFloat2 15s ease-in-out infinite;
}

.bg-aura-3 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12), transparent 70%);
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: auraFloat3 18s ease-in-out infinite;
}

@keyframes auraFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-40px, 30px) scale(1.1); }
  66% { transform: translate(20px, -20px) scale(0.95); }
}

@keyframes auraFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, -30px) scale(1.15); }
}

@keyframes auraFloat3 {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  33% { transform: translate(-45%, -55%) scale(1.08); }
  66% { transform: translate(-55%, -45%) scale(0.93); }
}

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  opacity: 0.03;
  background-image:
    linear-gradient(rgba(124, 58, 237, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.3) 1px, transparent 1px);
  background-size: 80px 80px;
}

/* ===== Hero 区域共享样式 ===== */
.hero-section {
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-section > * {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(124, 58, 237, 0.2);
  backdrop-filter: blur(10px);
  color: rgba(255, 255, 255, 0.9);
  padding: 10px 28px;
  border-radius: 60px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid rgba(167, 139, 250, 0.25);
  margin-bottom: 16px;
  animation: badgePulse 3s ease-in-out infinite;
}

.hero-badge i {
  color: #a78bfa;
  font-size: 16px;
}

@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.15); }
  50% { box-shadow: 0 0 0 12px rgba(124, 58, 237, 0); }
}

.navbar-wrapper {
  width: 100%;
  background: rgba(8, 8, 20, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: none;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  width: 100%;
  margin: 0 auto;
  padding: 20px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: nowrap;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: #0a1a3a;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  cursor: default;
}

.logo .star-icon {
  height: 36px;
  width: auto;
  line-height: 1;
  color: #ffffff;
  display: block;
  transition: transform 0.3s ease;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: unset;
  background-clip: unset;
  filter: none;
}

.logo .star-icon:hover {
  transform: rotate(25deg) scale(1.08);
}

.logo span {
  color: #ffffff;
  font-weight: 700;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: unset;
  background-clip: unset;
}

.navbar .logo span {
  color: #ffffff;
}

.navbar .logo .star-icon {
  color: #ffffff;
}

.container {
  max-width: 1920px;
  width: 100%;
  padding: 0 48px;
  margin: 0 auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-weight: 500;
  font-size: 16px;
  flex-wrap: nowrap;
  flex-shrink: 1;
  min-width: 0;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 22px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 8px;
  transition: background 0.2s;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

.nav-links a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.2s;
}

.nav-links a:hover { color: #a78bfa; }

.nav-links a.active {
  color: #a78bfa;
  font-weight: 600;
}

.nav-cta {
  background: rgba(124, 58, 237, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: white !important;
  padding: 10px 28px;
  border-radius: 40px;
  font-weight: 600;
  transition: all 0.25s;
  box-shadow: none;
}

.nav-cta:hover {
  background: #7c3aed !important;
  color: white !important;
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(124, 58, 237, 0.4);
}

.section-title {
  text-align: center;
  margin: 72px 0 16px;
}

.section-title h2 {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-title p {
  color: #334155;
  font-size: 18px;
  margin-top: 12px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== 智能客服浮窗 ===== */
.chat-floater {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 200;
}

.chat-floater-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  animation: chatFloaterPulse 2.5s ease-in-out infinite;
}

.chat-floater-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(99, 102, 241, 0.55);
}

@keyframes chatFloaterPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.35); }
  50% { box-shadow: 0 0 0 14px rgba(99, 102, 241, 0); }
}

.chat-floater-panel {
  position: absolute;
  bottom: 72px;
  right: 0;
  width: 520px;
  height: 600px;
  max-width: calc(100vw - 64px);
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(12px) scale(0.96);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.chat-floater-panel.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chat-floater-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
}

.chat-floater-header i {
  cursor: pointer;
  font-size: 18px;
  opacity: 0.85;
  transition: opacity 0.2s;
}

.chat-floater-header i:hover {
  opacity: 1;
}

.chat-floater-panel iframe {
  flex: 1;
  border: none;
  width: 100%;
}

@media (max-width: 480px) {
  .chat-floater {
    bottom: 20px;
    right: 20px;
  }
  .chat-floater-btn {
    width: 48px;
    height: 48px;
    font-size: 20px;
  }
  .chat-floater-panel {
    width: calc(100vw - 40px);
    height: 480px;
    bottom: 64px;
    right: -20px;
  }
}

.footer {
  padding: 48px 0 32px;
  margin-top: 48px;
  border-top: 1px solid rgba(124,58,237,0.12);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-left p {
  color: #334155;
  font-size: 16px;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.footer-links div {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links h5 {
  font-weight: 600;
  color: #0b1a33;
}

.footer-links a {
  text-decoration: none;
  color: #334155;
  font-size: 16px;
  transition: color 0.2s;
}

.footer-links a:hover { color: #7c3aed; }

.footer-multi-links {
  margin: 0;
  line-height: 2;
  font-size: 16px;
  color: #334155;
  max-width: 320px;
  word-break: keep-all;
}

.footer-multi-links a {
  text-decoration: none;
  color: #334155;
  transition: color 0.2s;
  white-space: nowrap;
  margin: 0 4px;
}

.footer-multi-links a:hover { color: #7c3aed; }

.footer-bottom {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px 12px;
  text-align: center;
  color: #475569;
  font-size: 14px;
  border-top: 1px solid rgba(124,58,237,0.08);
  padding-top: 24px;
  margin-top: 12px;
}

.beian-link,
.beian-link:link,
.beian-link:visited,
.beian-link:hover,
.beian-link:active {
  color: #475569;
  text-decoration: none;
}

.beian-police {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.beian-police img {
  display: block;
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
  padding-top: 8px;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  align-self: flex-end;
  width: 100%;
}

.tag {
  display: inline-block;
  background: rgba(37, 99, 235, 0.08);
  color: #2563eb;
  font-size: 12px;
  padding: 2px 12px;
  border-radius: 20px;
  font-weight: 500;
}

.tag-soft {
  background: rgba(124, 58, 237, 0.06);
  color: #7c3aed;
}

.footer .logo .star-icon {
  height: 30px;
  width: auto;
  line-height: 1;
  color: #0a1a3a;
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: unset;
  background-clip: unset;
  filter: none;
}

.footer-links h5 {
  font-size: 22px;
}

.footer .logo span {
  color: #0a1a3a;
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: unset;
  background-clip: unset;
}

@media (max-width: 1024px) {
  .container { padding: 0 28px; }
  .navbar { padding: 16px 28px; }
  .nav-links { gap: 24px; font-size: 16px; }
  .logo { font-size: 22px; }
  .logo .star-icon { height: 32px; width: auto; }
}

/* ===== Hero 标题与副标题（共享样式） ===== */
.hero-title {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.22;
  max-width: 850px;
  /* 主副标题间距与首页保持一致 */
  margin: 0 auto 20px;
  color: #ffffff;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #a78bfa 0%, #818cf8 40%, #60a5fa 70%, #22d3ee 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 760px;
  /* 主副标题间距与首页保持一致 */
  margin: 0 auto 34px;
  line-height: 1.9;
  letter-spacing: 0.03em;
  font-weight: 400;
}

@media (max-width: 1400px) {
  .hero-title { font-size: 48px; }
}

@media (max-width: 1200px) {
  .hero-title { font-size: 44px; }
}

@media (max-width: 1024px) {
  .hero-title { font-size: 38px; }
}

@media (max-width: 768px) {
  .hero-title { font-size: 30px; line-height: 1.3; }
  .hero-subtitle { font-size: 16px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 26px; }
}

/* ===== 星辰流动 · 太空科幻背景动画 ===== */
.starfield {
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 25%, #0a0a1a 0%, #08061e 35%, #050418 55%),
    linear-gradient(to bottom,
      #050418 0%, #030210 60%,
      #1a1640 78%,
      #4a4580 90%,
      #b4adcf 97%,
      #f5f0ff 100%);
}

/* ---- 星空层：通过 box-shadow 生成大量星辰 ---- */
.stars-layer {
  position: absolute;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: white;
  animation: starTwinkle var(--twinkle-dur) var(--twinkle-delay) ease-in-out infinite;
}

/* 大星层 —— 较亮、较大的星 */
.stars-layer-bright {
  width: 3px;
  height: 3px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow:
    60px 40px 0 rgba(255,255,255,0.9),
    180px 90px 0 rgba(200,220,255,0.85),
    320px 30px 0 rgba(255,255,255,0.9),
    500px 120px 0 rgba(200,210,255,0.8),
    680px 50px 0 rgba(255,255,255,0.85),
    850px 140px 0 rgba(180,200,255,0.8),
    120px 200px 0 rgba(255,255,255,0.7),
    400px 250px 0 rgba(220,230,255,0.8),
    600px 180px 0 rgba(255,255,255,0.75),
    780px 280px 0 rgba(200,220,255,0.7),
    950px 230px 0 rgba(255,255,255,0.8),
    90px 350px 0 rgba(180,200,255,0.7),
    350px 400px 0 rgba(255,255,255,0.75),
    550px 380px 0 rgba(200,220,255,0.7),
    750px 450px 0 rgba(255,255,255,0.7),
    900px 370px 0 rgba(180,200,255,0.65),
    200px 500px 0 rgba(255,255,255,0.6),
    450px 520px 0 rgba(200,220,255,0.65),
    650px 490px 0 rgba(255,255,255,0.6),
    820px 550px 0 rgba(180,200,255,0.55);
  animation: starTwinkle 3s 0s ease-in-out infinite;
}

/* 中星层 */
.stars-layer-mid {
  width: 2px;
  height: 2px;
  background: rgba(255,255,255,0.8);
  box-shadow:
    30px 16px 0 rgba(255,255,255,0.7),
    110px 60px 0 rgba(200,210,255,0.65),
    200px 25px 0 rgba(255,255,255,0.7),
    290px 80px 0 rgba(180,200,255,0.6),
    380px 10px 0 rgba(255,255,255,0.65),
    470px 100px 0 rgba(200,220,255,0.6),
    560px 35px 0 rgba(255,255,255,0.7),
    660px 130px 0 rgba(180,200,255,0.55),
    760px 20px 0 rgba(255,255,255,0.6),
    860px 110px 0 rgba(200,210,255,0.55),
    960px 55px 0 rgba(255,255,255,0.65),
    45px 170px 0 rgba(200,220,255,0.55),
    150px 140px 0 rgba(255,255,255,0.6),
    260px 210px 0 rgba(180,200,255,0.5),
    370px 160px 0 rgba(255,255,255,0.55),
    490px 240px 0 rgba(200,210,255,0.5),
    580px 190px 0 rgba(255,255,255,0.55),
    700px 260px 0 rgba(180,200,255,0.5),
    810px 200px 0 rgba(255,255,255,0.5),
    930px 300px 0 rgba(200,220,255,0.45),
    70px 320px 0 rgba(255,255,255,0.5),
    230px 360px 0 rgba(200,210,255,0.45),
    420px 310px 0 rgba(255,255,255,0.5),
    530px 430px 0 rgba(180,200,255,0.4),
    710px 370px 0 rgba(255,255,255,0.45),
    880px 420px 0 rgba(200,220,255,0.4),
    160px 470px 0 rgba(255,255,255,0.4),
    340px 500px 0 rgba(180,200,255,0.35),
    620px 460px 0 rgba(255,255,255,0.4),
    780px 510px 0 rgba(200,210,255,0.35);
  animation: starTwinkle 4.5s 1.5s ease-in-out infinite;
}

/* 小星层 —— 密集的暗星 */
.stars-layer-dim {
  width: 1px;
  height: 1px;
  background: rgba(200,210,255,0.6);
  box-shadow:
    20px 20px 0 rgba(200,210,255,0.5),
    50px 70px 0 rgba(180,200,255,0.45),
    90px 10px 0 rgba(200,220,255,0.5),
    140px 55px 0 rgba(150,180,255,0.4),
    170px 100px 0 rgba(200,210,255,0.45),
    220px 16px 0 rgba(180,200,255,0.4),
    280px 70px 0 rgba(200,220,255,0.45),
    330px 45px 0 rgba(150,180,255,0.35),
    400px 85px 0 rgba(200,210,255,0.4),
    450px 5px 0 rgba(180,200,255,0.35),
    510px 65px 0 rgba(200,220,255,0.4),
    570px 95px 0 rgba(150,180,255,0.35),
    630px 16px 0 rgba(200,210,255,0.35),
    700px 75px 0 rgba(180,200,255,0.3),
    770px 50px 0 rgba(200,220,255,0.35),
    830px 105px 0 rgba(150,180,255,0.3),
    900px 25px 0 rgba(200,210,255,0.3),
    960px 85px 0 rgba(180,200,255,0.3),
    10px 150px 0 rgba(200,220,255,0.35),
    80px 125px 0 rgba(150,180,255,0.3),
    130px 180px 0 rgba(200,210,255,0.35),
    210px 130px 0 rgba(180,200,255,0.3),
    300px 195px 0 rgba(200,220,255,0.3),
    360px 145px 0 rgba(150,180,255,0.25),
    440px 200px 0 rgba(200,210,255,0.3),
    520px 160px 0 rgba(180,200,255,0.25),
    590px 216px 0 rgba(200,220,255,0.3),
    670px 145px 0 rgba(150,180,255,0.25),
    740px 210px 0 rgba(200,210,255,0.3),
    820px 165px 0 rgba(180,200,255,0.25),
    910px 225px 0 rgba(200,220,255,0.25),
    40px 280px 0 rgba(180,200,255,0.25),
    190px 310px 0 rgba(200,210,255,0.25),
    330px 260px 0 rgba(150,180,255,0.2),
    480px 320px 0 rgba(200,220,255,0.25),
    600px 280px 0 rgba(180,200,255,0.2),
    730px 330px 0 rgba(200,210,255,0.2),
    860px 290px 0 rgba(150,180,255,0.2),
    100px 420px 0 rgba(200,220,255,0.2),
    280px 440px 0 rgba(180,200,255,0.2),
    500px 390px 0 rgba(200,210,255,0.2),
    680px 450px 0 rgba(150,180,255,0.15),
    840px 400px 0 rgba(200,220,255,0.15);
  animation: starTwinkle 6s 3s ease-in-out infinite;
}

@keyframes starTwinkle {
  0%, 100% { opacity: 0.7; }
  25% { opacity: 1; }
  50% { opacity: 0.6; }
  75% { opacity: 0.95; }
}

/* ---- 星河流光：斜向穿过星空的光带 ---- */
.star-river {
  
}

@keyframes riverDrift {
  0%, 100% { transform: rotate(-8deg) translateY(-20px); opacity: 0.6; }
  50% { transform: rotate(-5deg) translateY(30px); opacity: 1; }
}

/* ---- 星辰粒子：流动的光点 ---- */
.star-particle {
  position: absolute;
  left: -60px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,1), rgba(180,220,255,0.85), transparent);
  box-shadow:
    0 0 8px 3px rgba(200, 220, 255, 0.9),
    0 0 18px 6px rgba(160, 190, 255, 0.6),
    0 0 36px 8px rgba(120, 160, 255, 0.35);
  animation: particleDrift var(--p-dur) var(--p-delay) linear infinite;
  pointer-events: none;
}

@keyframes particleDrift {
  0% { transform: translate(0, 0); opacity: 0; }
  5% { opacity: 1; }
  85% { opacity: 1; }
  100% { transform: translate(calc(100vw + 120px), 40px); opacity: 0; }
}

/* ---- 流星：偶然划过的亮线 ---- */
.shooting-star {
  position: absolute;
  width: 160px;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.15) 8%,
    rgba(255, 255, 255, 1) 28%,
    rgba(220, 240, 255, 0.8) 50%,
    rgba(180, 210, 255, 0.3) 72%,
    transparent 100%);
  border-radius: 1px;
  box-shadow: 0 0 6px rgba(255,255,255,0.8), 0 0 16px rgba(200,230,255,0.55), 0 0 30px rgba(150,200,255,0.3);
  animation: shootingStar var(--shoot-dur) var(--shoot-delay) linear infinite;
  opacity: 0;
  pointer-events: none;
}

@keyframes shootingStar {
  0% { transform: translate(0, 0) rotate(-22deg); opacity: 0; }
  2% { opacity: 1; }
  8% { opacity: 0; }
  100% { transform: translate(600px, 230px) rotate(-22deg); opacity: 0; }
}

/* ---- 星云光球：深空中的大型光晕 ---- */
.nebula-orb {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle,
    rgba(100, 120, 220, 0.25) 0%,
    rgba(60, 80, 170, 0.12) 30%,
    rgba(30, 50, 120, 0.04) 55%,
    transparent 72%);
  animation: nebulaBreathe var(--neb-dur) var(--neb-delay) ease-in-out infinite;
  pointer-events: none;
  filter: blur(2px);
}

@keyframes nebulaBreathe {
  0%, 100% { transform: scale(1); opacity: 0.4; }
  40% { transform: scale(1.25); opacity: 0.75; }
  70% { transform: scale(1.1); opacity: 0.55; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .navbar { padding: 14px 20px; }
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(8, 8, 20, 0.95);
    backdrop-filter: blur(20px);
    padding: 8px 20px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateY(-130%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: 99;
  }
  .nav-links.nav-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-links a {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 16px;
  }
  .nav-links .nav-cta {
    margin-top: 8px;
    text-align: center;
    border-bottom: none;
  }
  .navbar-wrapper { overflow: visible; }
  .logo { font-size: 20px; }
  .logo .star-icon { height: 28px; width: auto; }
  .section-title h2 { font-size: 30px; }
  .footer { flex-direction: column; }
  .footer-links { gap: 24px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .navbar { padding: 12px 16px; }
}

/* ===== 毛玻璃卡片轮播（窄屏） ===== */
.carousel-wrapper {
  position: relative;
  margin-bottom: 100px;
  height: 200px;
}

.carousel-wrapper > .carousel-track {
  margin-bottom: 0 !important;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  z-index: 10;
  transition: all 0.2s;
}

.carousel-arrow:hover {
  background: rgba(255, 255, 255, 0.28);
}

.carousel-arrow.prev { left: -18px; }
.carousel-arrow.next { right: -18px; }

@media (max-width: 1024px) {
  .carousel-wrapper > .carousel-track {
    display: flex !important;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    grid-template-columns: none !important;
    gap: 20px;
    padding: 8px;
  }

  .carousel-wrapper > .carousel-track::-webkit-scrollbar {
    display: none;
  }

  .carousel-wrapper > .carousel-track > * {
    flex: 0 0 260px;
    scroll-snap-align: start;
  }

  .carousel-arrow {
    display: flex;
  }
}