/* ============================================================
   孟菲斯风（Memphis / Neon Metropolis Style）主样式表
   色值体系：午夜黑#212121 | 几何洋红#FF80AB | 几何青#448AFF | 深空蓝#FFFFFF | 银灰#FFEA00
   ============================================================ */

/* --- 字体加载 --- */
@font-face {
  font-family: 'Fredoka One';
  src: url('../fonts/FredokaOne-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Quicksand';
  src: url('../fonts/Quicksand-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Quicksand';
  src: url('../fonts/Quicksand-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Quicksand';
  src: url('../fonts/Quicksand-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* --- CSS变量 --- */
:root {
  --memphis-midnight: #212121;
  --memphis-magenta: #FF80AB;
  --memphis-cyan: #448AFF;
  --memphis-deep-space: #FFFFFF;
  --memphis-silver: #FFEA00;
  --memphis-font-title: 'Fredoka One', 'PingFang SC', sans-serif;
  --memphis-font-body: 'Quicksand', 'Microsoft YaHei', sans-serif;
  --memphis-glow-magenta: 0 0 15px rgba(255,128,171,0.5), 0 0 30px rgba(255,128,171,0.2);
  --memphis-glow-cyan: 0 0 15px rgba(68,138,255,0.5), 0 0 30px rgba(68,138,255,0.2);
}

/* --- 全局重置 --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
}
body {
  background-color: var(--memphis-midnight);
  color: var(--memphis-silver);
  font-family: var(--memphis-font-body);
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 49px, rgba(68,138,255,0.03) 49px, rgba(68,138,255,0.03) 50px),
    repeating-linear-gradient(90deg, transparent, transparent 49px, rgba(68,138,255,0.03) 49px, rgba(68,138,255,0.03) 50px);
}
a {
  color: var(--memphis-cyan);
  text-decoration: none;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}
a:hover {
  color: var(--memphis-magenta);
  text-shadow: var(--memphis-glow-magenta);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--memphis-font-title);
  color: var(--memphis-cyan);
  line-height: 1.3;
  margin-bottom: 1rem;
}
h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.1rem; }
p { margin-bottom: 1rem; }

/* --- 导航栏 --- */
.memphis-nav-bar {
  background: rgba(33,33,33,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--memphis-magenta);
  box-shadow: 0 2px 20px rgba(255,128,171,0.15);
  padding: 0;
  z-index: 100;
  position: relative;
}
.memphis-nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
}
.memphis-nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 0;
}
.memphis-nav-logo img {
  width: 42px;
  height: 42px;
  border-radius: 6px;
}
.memphis-nav-logo-text {
  font-family: var(--memphis-font-title);
  font-size: 1.2rem;
  color: var(--memphis-magenta);
  text-shadow: var(--memphis-glow-magenta);
}
.memphis-nav-links {
  display: flex;
  list-style: none;
  gap: 0;
}
.memphis-nav-links li a {
  display: block;
  padding: 1.1rem 1rem;
  font-family: var(--memphis-font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--memphis-silver);
  transition: all 0.3s ease;
  position: relative;
  white-space: nowrap;
}
.memphis-nav-links li a:hover,
.memphis-nav-links li a.memphis-nav-active {
  color: var(--memphis-cyan);
  text-shadow: var(--memphis-glow-cyan);
  background: rgba(68,138,255,0.08);
}
.memphis-nav-links li a.memphis-nav-active::after {
  content: '◆';
  font-size: 0.5rem;
  margin-left: 0.4rem;
  animation: memphis-neon-flicker 2s infinite;
}
.memphis-mobile-toggle {
  display: none;
  background: none;
  border: 2px solid var(--memphis-magenta);
  color: var(--memphis-magenta);
  font-size: 1.5rem;
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  border-radius: 4px;
}

/* --- 面包屑导航 --- */
.memphis-breadcrumb {
  max-width: 1400px;
  margin: 1rem auto;
  padding: 0.8rem 1.5rem;
  font-size: 0.9rem;
  color: rgba(255,234,0,0.6);
}
.memphis-breadcrumb a {
  color: var(--memphis-cyan);
}
.memphis-breadcrumb span {
  margin: 0 0.5rem;
  color: rgba(255,234,0,0.3);
}

/* --- Hero模块 --- */
.memphis-hero-section {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.memphis-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.memphis-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(33,33,33,0.7);
  z-index: 1;
}
.memphis-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 2rem 1.5rem;
}
.memphis-hero-title {
  font-size: 3.2rem;
  color: var(--memphis-cyan);
  text-shadow: 0 0 30px rgba(68,138,255,0.6), 0 0 60px rgba(68,138,255,0.3);
  margin-bottom: 1rem;
  animation: memphis-neon-flicker 3s infinite;
}
.memphis-hero-subtitle {
  font-size: 1.3rem;
  color: rgba(255,234,0,0.85);
  margin-bottom: 1.5rem;
}
.memphis-hero-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2rem;
  line-height: 1.8;
}
.memphis-hero-buttons {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- 按钮 --- */
.memphis-btn-primary {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  background: var(--memphis-magenta);
  color: var(--memphis-midnight);
  font-family: var(--memphis-font-title);
  font-size: 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  min-width: 44px;
  min-height: 44px;
}
.memphis-btn-primary:hover {
  box-shadow: var(--memphis-glow-magenta);
  transform: translateY(-2px);
  color: var(--memphis-midnight);
  animation: memphis-pulse-ripple 0.6s ease-out;
}
.memphis-btn-secondary {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  background: transparent;
  color: var(--memphis-cyan);
  font-family: var(--memphis-font-title);
  font-size: 1rem;
  border: 2px solid var(--memphis-cyan);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  min-width: 44px;
  min-height: 44px;
}
.memphis-btn-secondary:hover {
  box-shadow: var(--memphis-glow-cyan);
  border-color: var(--memphis-magenta);
  color: var(--memphis-magenta);
}

/* --- 通用区块容器 --- */
.memphis-section {
  max-width: 1400px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}
.memphis-section-title {
  text-align: center;
  margin-bottom: 3rem;
}
.memphis-section-title h2 {
  font-size: 2.2rem;
  color: var(--memphis-cyan);
  text-shadow: var(--memphis-glow-cyan);
}
.memphis-section-title p {
  color: rgba(255,234,0,0.7);
  font-size: 1.05rem;
  max-width: 700px;
  margin: 0.8rem auto 0;
}

/* --- 六大游戏卡片网格 --- */
.memphis-game-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.memphis-game-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(68,138,255,0.25);
  border-radius: 2px;
  padding: 1.5rem;
  transition: all 0.4s ease;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  position: relative;
  overflow: hidden;
}
.memphis-game-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(68,138,255,0.05), transparent);
  z-index: 0;
}
.memphis-game-card:hover {
  border-color: var(--memphis-magenta);
  box-shadow: var(--memphis-glow-magenta);
  transform: translateY(-4px);
}
.memphis-game-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 2px;
  margin-bottom: 1rem;
}
.memphis-game-card-title {
  font-family: var(--memphis-font-title);
  font-size: 1.2rem;
  color: var(--memphis-magenta);
  margin-bottom: 0.5rem;
}
.memphis-game-card-meta {
  font-size: 0.85rem;
  color: rgba(255,234,0,0.6);
  margin-bottom: 0.8rem;
}
.memphis-game-card-meta span {
  margin-right: 1rem;
}
.memphis-game-card-btn {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--memphis-cyan);
  color: var(--memphis-cyan);
  font-size: 0.85rem;
  border-radius: 2px;
  transition: all 0.3s ease;
  min-height: 44px;
  line-height: 1.8;
}
.memphis-game-card-btn:hover {
  background: var(--memphis-cyan);
  color: var(--memphis-midnight);
}

/* --- 试玩区模块 --- */
.memphis-trial-zone {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(68,138,255,0.15);
  border-radius: 2px;
  padding: 2rem;
}
.memphis-trial-list {
  list-style: none;
}
.memphis-trial-list li {
  padding: 0.8rem 1rem;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: all 0.3s ease;
  font-size: 0.95rem;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.memphis-trial-list li:hover,
.memphis-trial-list li.memphis-trial-active {
  border-left-color: var(--memphis-magenta);
  background: rgba(255,128,171,0.08);
  color: var(--memphis-magenta);
}
.memphis-trial-screen {
  border: 2px solid rgba(68,138,255,0.3);
  border-radius: 2px;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.memphis-trial-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- 影院模块 --- */
.memphis-cinema-block {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(68,138,255,0.15);
  border-radius: 2px;
  overflow: hidden;
}
.memphis-cinema-screen {
  width: 100%;
  aspect-ratio: 16/9;
  position: relative;
  overflow: hidden;
}
.memphis-cinema-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.1) saturate(1.2);
}
.memphis-cinema-glitch {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(68,138,255,0.03) 2px, rgba(68,138,255,0.03) 4px);
  pointer-events: none;
}
.memphis-cinema-info {
  padding: 2rem;
}
.memphis-cinema-playlist {
  list-style: none;
  margin-top: 1rem;
}
.memphis-cinema-playlist li {
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(68,138,255,0.1);
  font-size: 0.95rem;
}
.memphis-cinema-playlist li::before {
  content: '▶ ';
  color: var(--memphis-magenta);
}

/* --- 注册表单模块 --- */
.memphis-register-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.memphis-form-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(68,138,255,0.2);
  border-radius: 2px;
  padding: 2.5rem;
}
.memphis-form-group {
  margin-bottom: 1.5rem;
}
.memphis-form-group label {
  display: block;
  font-size: 0.9rem;
  color: var(--memphis-cyan);
  margin-bottom: 0.5rem;
}
.memphis-form-group input {
  width: 100%;
  padding: 0.8rem 1rem;
  background: rgba(255,255,255,0.05);
  border: none;
  border-bottom: 2px solid var(--memphis-cyan);
  color: var(--memphis-silver);
  font-family: var(--memphis-font-body);
  font-size: 1rem;
  transition: all 0.3s ease;
  min-height: 44px;
}
.memphis-form-group input:focus {
  outline: none;
  border-bottom-color: var(--memphis-magenta);
  animation: memphis-neon-flicker 1s;
}

/* --- 首充广告牌 --- */
.memphis-deposit-billboard {
  position: relative;
  border: 2px solid var(--memphis-magenta);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--memphis-glow-magenta);
}
.memphis-deposit-billboard-bg {
  width: 100%;
  min-height: 400px;
  object-fit: cover;
}
.memphis-deposit-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(33,33,33,0.75);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem;
}
.memphis-deposit-plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}
.memphis-deposit-plan {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,128,171,0.3);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}
.memphis-deposit-plan:hover {
  border-color: var(--memphis-magenta);
  box-shadow: var(--memphis-glow-magenta);
}

/* --- 活动广场 --- */
.memphis-event-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.memphis-event-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(68,138,255,0.2);
  padding: 1.8rem;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.memphis-event-card:hover {
  border-color: var(--memphis-cyan);
  box-shadow: var(--memphis-glow-cyan);
}
.memphis-event-tag {
  display: inline-block;
  padding: 0.2rem 0.8rem;
  background: rgba(255,128,171,0.15);
  color: var(--memphis-magenta);
  font-size: 0.8rem;
  border-radius: 2px;
  margin-bottom: 0.8rem;
}

/* --- VIP摩天楼 --- */
.memphis-vip-tower {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.memphis-vip-levels {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.memphis-vip-floor {
  background: rgba(255,255,255,0.04);
  border-left: 3px solid var(--memphis-cyan);
  padding: 1.2rem 1.5rem;
  transition: all 0.3s ease;
  cursor: pointer;
}
.memphis-vip-floor:hover {
  border-left-color: var(--memphis-magenta);
  background: rgba(255,128,171,0.06);
  box-shadow: var(--memphis-glow-magenta);
}
.memphis-vip-floor-name {
  font-family: var(--memphis-font-title);
  font-size: 1.1rem;
  color: var(--memphis-magenta);
  margin-bottom: 0.3rem;
}

/* --- 安全认证模块 --- */
.memphis-security-block {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(68,138,255,0.15);
  border-radius: 2px;
  padding: 3rem;
  text-align: center;
}
.memphis-security-badges {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}
.memphis-security-badge {
  width: 160px;
  border: 2px solid rgba(68,138,255,0.3);
  border-radius: 2px;
  padding: 1rem;
  transition: all 0.3s ease;
}
.memphis-security-badge:hover {
  border-color: var(--memphis-cyan);
  box-shadow: var(--memphis-glow-cyan);
}
.memphis-security-badge img {
  width: 100%;
}

/* --- 负责任博弈 --- */
.memphis-responsible-block {
  background: rgba(33,33,33,0.95);
  border-top: 2px solid rgba(255,128,171,0.3);
  padding: 3rem 1.5rem;
}
.memphis-responsible-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  align-items: start;
}
.memphis-age-badge {
  width: 70px;
  height: 70px;
  border: 3px solid var(--memphis-magenta);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--memphis-font-title);
  font-size: 1.5rem;
  color: var(--memphis-magenta);
  text-shadow: var(--memphis-glow-magenta);
  flex-shrink: 0;
}

/* --- 页脚 --- */
.memphis-footer {
  background: rgba(20,20,20,0.98);
  border-top: 1px solid rgba(68,138,255,0.15);
  padding: 3rem 1.5rem 1.5rem;
}
.memphis-footer-inner {
  max-width: 1400px;
  margin: 0 auto;
}
.memphis-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}
.memphis-footer-col h5 {
  font-family: var(--memphis-font-title);
  color: var(--memphis-magenta);
  font-size: 1rem;
  margin-bottom: 1rem;
}
.memphis-footer-col ul {
  list-style: none;
}
.memphis-footer-col ul li {
  margin-bottom: 0.5rem;
}
.memphis-footer-col ul li a {
  color: rgba(255,234,0,0.6);
  font-size: 0.9rem;
  transition: color 0.3s ease;
}
.memphis-footer-col ul li a:hover {
  color: var(--memphis-cyan);
}
.memphis-footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}
.memphis-footer-social a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(68,138,255,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--memphis-cyan);
  font-size: 0.9rem;
  transition: all 0.3s ease;
}
.memphis-footer-social a:hover {
  border-color: var(--memphis-magenta);
  color: var(--memphis-magenta);
  box-shadow: var(--memphis-glow-magenta);
}
.memphis-footer-payment {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}
.memphis-footer-payment-icon {
  padding: 0.3rem 0.8rem;
  border: 1px solid rgba(255,234,0,0.2);
  border-radius: 2px;
  font-size: 0.8rem;
  color: rgba(255,234,0,0.5);
}
.memphis-footer-bottom {
  border-top: 1px solid rgba(68,138,255,0.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.memphis-footer-license {
  font-size: 0.8rem;
  color: rgba(255,234,0,0.5);
}
.memphis-footer-age {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.memphis-footer-age-icon {
  width: 36px;
  height: 36px;
  border: 2px solid var(--memphis-magenta);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--memphis-font-title);
  font-size: 0.8rem;
  color: var(--memphis-magenta);
}
.memphis-footer-age span {
  font-size: 0.8rem;
  color: rgba(255,234,0,0.5);
}

/* --- 内页Hero --- */
.memphis-inner-hero {
  position: relative;
  width: 100%;
  min-height: 45vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.memphis-inner-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.memphis-inner-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(33,33,33,0.75);
  z-index: 1;
}
.memphis-inner-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem 1.5rem;
}

/* --- 内页内容区 --- */
.memphis-content-area {
  max-width: 1400px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
.memphis-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}
.memphis-content-block {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(68,138,255,0.15);
  border-radius: 2px;
  padding: 2rem;
  margin-bottom: 2rem;
}
.memphis-content-img {
  width: 100%;
  border: 1px solid rgba(68,138,255,0.2);
  border-radius: 2px;
  margin: 1.5rem 0;
}
.memphis-game-info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}
.memphis-game-info-table th,
.memphis-game-info-table td {
  padding: 0.8rem 1rem;
  border: 1px solid rgba(68,138,255,0.15);
  text-align: left;
  font-size: 0.95rem;
}
.memphis-game-info-table th {
  background: rgba(68,138,255,0.1);
  color: var(--memphis-cyan);
  font-family: var(--memphis-font-title);
  font-size: 0.9rem;
}
.memphis-faq-block {
  margin: 2rem 0;
}
.memphis-faq-item {
  border: 1px solid rgba(68,138,255,0.15);
  margin-bottom: 0.8rem;
  border-radius: 2px;
}
.memphis-faq-question {
  padding: 1rem 1.5rem;
  cursor: pointer;
  font-weight: 700;
  color: var(--memphis-cyan);
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 44px;
}
.memphis-faq-answer {
  padding: 0 1.5rem 1rem;
  color: rgba(255,234,0,0.8);
  display: none;
}
.memphis-faq-item.memphis-faq-open .memphis-faq-answer {
  display: block;
}

/* --- APP下载页面 --- */
.memphis-app-download-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}
.memphis-app-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(68,138,255,0.2);
  border-radius: 2px;
  padding: 2.5rem;
  text-align: center;
}
.memphis-app-card-title {
  font-family: var(--memphis-font-title);
  font-size: 1.5rem;
  color: var(--memphis-magenta);
  margin-bottom: 1.5rem;
}
.memphis-app-qr {
  width: 200px;
  height: 200px;
  margin: 0 auto 1.5rem;
  border: 2px solid rgba(68,138,255,0.3);
  border-radius: 2px;
}
.memphis-app-qr img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================================
   动画效果
   ============================================================ */

/* 动画1：几何闪烁 (Neon Flicker) */
@keyframes memphis-neon-flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% {
    opacity: 1;
    text-shadow: 0 0 15px rgba(68,138,255,0.6), 0 0 30px rgba(68,138,255,0.3);
  }
  20%, 24%, 55% {
    opacity: 0.85;
    text-shadow: none;
  }
}

/* 动画2：全息投影显现 (Hologram Reveal) */
@keyframes memphis-hologram-reveal {
  0% {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    filter: blur(4px) hue-rotate(30deg);
    clip-path: inset(0 0 100% 0);
  }
  40% {
    opacity: 0.6;
    filter: blur(2px) hue-rotate(15deg);
    clip-path: inset(0 0 50% 0);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0) hue-rotate(0deg);
    clip-path: inset(0 0 0 0);
  }
}
.memphis-hologram-in {
  animation: memphis-hologram-reveal 0.8s ease-out forwards;
}

/* 动画3：脉冲波纹 (Pulse Ripple) */
@keyframes memphis-pulse-ripple {
  0% {
    box-shadow: 0 0 0 0 rgba(255,128,171,0.5);
  }
  100% {
    box-shadow: 0 0 0 20px rgba(255,128,171,0);
  }
}

/* 动画4：数据流瀑布 (Data Waterfall) - 通过canvas实现 */
.memphis-data-waterfall {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.06;
}

/* ============================================================
   响应式设计
   ============================================================ */
@media (max-width: 1024px) {
  .memphis-game-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .memphis-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .memphis-deposit-plans {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.7rem; }
  h3 { font-size: 1.4rem; }
  .memphis-hero-title { font-size: 2.2rem; }
  .memphis-hero-subtitle { font-size: 1.1rem; }
  .memphis-nav-links { display: none; }
  .memphis-nav-links.memphis-nav-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(33,33,33,0.98);
    border-bottom: 2px solid var(--memphis-magenta);
    z-index: 200;
  }
  .memphis-mobile-toggle { display: block; }
  .memphis-game-grid {
    grid-template-columns: 1fr;
  }
  .memphis-trial-zone {
    grid-template-columns: 1fr;
  }
  .memphis-register-block {
    grid-template-columns: 1fr;
  }
  .memphis-deposit-plans {
    grid-template-columns: 1fr;
  }
  .memphis-event-grid {
    grid-template-columns: 1fr;
  }
  .memphis-vip-tower {
    grid-template-columns: 1fr;
  }
  .memphis-responsible-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .memphis-footer-grid {
    grid-template-columns: 1fr;
  }
  .memphis-footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .memphis-content-grid {
    grid-template-columns: 1fr;
  }
  .memphis-app-download-grid {
    grid-template-columns: 1fr;
  }
  .memphis-inner-hero {
    min-height: 35vh;
  }
}
@media (max-width: 414px) {
  html { font-size: 14px; }
  .memphis-hero-title { font-size: 1.8rem; }
  .memphis-section { padding: 2.5rem 1rem; }
}