/* ============================================
   逍遥梦网络 xym66.com — Delta Force 游戏主题
   军事暗色 UI · SEO友好 · 响应式 · 高性能
   ============================================ */

/* === CSS Variables === */
:root {
  --bg-deep: #0d1117;
  --bg-surface: #161b22;
  --bg-card: #1c2333;
  --bg-card-hover: #21283b;
  --bg-nav: rgba(13, 17, 23, 0.94);
  --border: #30363d;
  --border-light: #3a4350;
  --accent: #f78166;
  --accent-glow: #ff9678;
  --accent-dim: rgba(247, 129, 102, 0.12);
  --accent2: #58a6ff;
  --accent2-dim: rgba(88, 166, 255, 0.12);
  --gold: #d2991d;
  --gold-glow: #e5b044;
  --green: #3fb950;
  --green-dim: rgba(63, 185, 80, 0.12);
  --red: #f85149;
  --red-dim: rgba(248, 81, 73, 0.12);
  --text: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #5c6570;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  --radius: 8px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(247, 129, 102, 0.08);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.5);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Reset & Base === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  background: var(--bg-deep);
}

body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--accent-dim);
  color: var(--accent);
}

/* === Scrollbar === */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--bg-nav);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  border-bottom-color: var(--border-light);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.3px;
  z-index: 1001;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), #e85d04);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 2px 12px rgba(247, 129, 102, 0.25);
  flex-shrink: 0;
}
.logo-icon-img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

.nav-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.user-name {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}

/* === Buttons === */
.btn-sm {
  padding: 7px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font);
  white-space: nowrap;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text-secondary);
  background: rgba(255,255,255,0.03);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), #e85d04);
  color: #fff;
  font-weight: 600;
  border: none;
  box-shadow: 0 2px 8px rgba(247,129,102,0.2);
}
.btn-accent:hover {
  box-shadow: 0 6px 24px rgba(247,129,102,0.35);
  transform: translateY(-1px);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold), #b8860b);
  color: #fff;
  font-weight: 600;
  border: none;
  box-shadow: 0 2px 8px rgba(210,153,29,0.2);
}
.btn-gold:hover {
  box-shadow: 0 6px 24px rgba(210,153,29,0.35);
  transform: translateY(-1px);
}

.btn-block {
  width: 100%;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 1.4rem;
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  z-index: 1001;
}

/* === Notice Bar === */
.notice-bar {
  position: fixed;
  top: 62px;
  left: 0; right: 0;
  z-index: 999;
  background: rgba(247,129,102,0.08);
  border-bottom: 1px solid rgba(247,129,102,0.15);
  overflow: hidden;
  transition: transform 0.3s, opacity 0.3s;
}
.notice-bar.hidden {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}
.notice-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.notice-icon {
  font-size: 1rem;
  flex-shrink: 0;
}
.notice-scroll {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  font-size: 0.88rem;
  color: var(--accent);
}
.notice-scroll span {
  display: inline-block;
  padding-right: 60px;
  animation: notice-scroll 20s linear infinite;
}
@keyframes notice-scroll {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}
.notice-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px;
  flex-shrink: 0;
}
.notice-close:hover { color: var(--text); }

/* === Hero === */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 20px 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(48,54,61,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(48,54,61,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 40%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, black 30%, transparent 70%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}
.hero-glow-1 {
  width: 500px; height: 500px;
  background: var(--accent-dim);
  top: -100px; left: 50%;
  transform: translateX(-50%);
}
.hero-glow-2 {
  width: 300px; height: 300px;
  background: var(--accent2-dim);
  bottom: 10%; right: 10%;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  background: rgba(255,255,255,0.02);
}

.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 40%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-slogan {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 48px;
}

.hero-btns .btn-accent,
.hero-btns .btn-ghost {
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.stat-num {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--font-mono);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--text-muted);
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

.scroll-arrow {
  font-size: 1.2rem;
}

/* === Sections === */
.section {
  padding: 80px 0;
}
.section-alt {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  margin-bottom: 48px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-secondary);
  text-align: center;
  font-size: 1.05rem;
}

/* === Layout === */
.layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
  align-items: start;
}

.main-content {
  min-width: 0;
}

/* === Mini Program Cards === */
.mp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.mp-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}
.mp-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, var(--accent-dim));
  opacity: 0;
  transition: opacity var(--transition);
}
.mp-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.mp-card:hover::before {
  opacity: 1;
}

.mp-card .card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.mp-card .card-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  flex-shrink: 0;
  overflow: hidden;
}
.mp-card .card-icon-img {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: 12px;
}
.mp-card .card-icon-emoji {
  font-size: 1.6rem;
  line-height: 1;
}

.tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.tag-self {
  background: var(--accent-dim);
  color: var(--accent);
}
.tag-agent {
  background: var(--accent2-dim);
  color: var(--accent2);
}

.mp-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.mp-card p {
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.mp-card .card-footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.mp-card .card-arrow {
  color: var(--accent);
  font-size: 1.1rem;
  transition: transform var(--transition);
}
.mp-card:hover .card-arrow {
  transform: translateX(4px);
}

/* Agent grid specifics */
.agent-grid .mp-card::before {
  background: linear-gradient(135deg, transparent 60%, var(--accent2-dim));
}
.agent-grid .mp-card:hover {
  border-color: var(--accent2);
  box-shadow: var(--shadow-card), 0 0 40px rgba(88,166,255,0.08);
}

/* === Sidebar === */
.sidebar {
  position: sticky;
  top: 82px;
}

.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}

.sidebar-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.sidebar-notice {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 8px 0;
}

.sidebar-links a {
  display: block;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.88rem;
  color: var(--accent2);
  text-decoration: none;
  transition: all 0.2s;
}
.sidebar-links a:hover {
  background: rgba(88,166,255,0.06);
}

.sidebar-cs {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sidebar-cs .cs-link {
  display: block;
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.87rem;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s;
  font-family: var(--font);
}
.sidebar-cs .cs-link:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
}

/* === Cooperation Banner === */
.cooperation-banner {
  margin-top: 48px;
  background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.coop-content h3 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}
.coop-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* === About Section === */
.about-content {
  max-width: 860px;
  margin: 0 auto;
}

.about-intro {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  text-align: center;
  margin-bottom: 48px;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: all var(--transition);
}
.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.feature-card .feature-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}
.feature-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.feature-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* === Footer === */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.footer-brand {
  max-width: 280px;
}
.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}
.footer-brand p {
  margin-top: 8px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
}
.footer-col a {
  display: block;
  padding: 4px 0;
  font-size: 0.87rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* === Modals === */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
}
.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  width: 90%;
  max-width: 440px;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: modal-in 0.2s ease-out;
}

@keyframes modal-in {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-wide {
  max-width: 640px;
}

.modal-auth {
  max-width: 400px;
}

.modal-contact {
  max-width: 480px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.modal-close:hover {
  color: var(--text);
  background: var(--bg-card-hover);
  border-color: var(--red);
}

.modal h3 {
  font-size: 1.3rem;
  text-align: center;
  margin-bottom: 4px;
}

.modal-subtitle {
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 24px;
  font-size: 0.9rem;
}

/* === Forms === */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text);
}
.form-group input {
  width: 100%;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text);
  font-size: 0.95rem;
  font-family: var(--font);
  transition: border-color 0.2s;
}
.form-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.required { color: var(--red); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.sms-row {
  display: flex;
  gap: 8px;
}
.sms-row input {
  flex: 1;
}

/* === Auth Tabs === */
.auth-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  background: var(--bg-surface);
  border-radius: 10px;
  padding: 4px;
}
.auth-tab {
  flex: 1;
  padding: 10px;
  border: none;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  background: transparent;
  color: var(--text-secondary);
  transition: all 0.2s;
  font-family: var(--font);
}
.auth-tab.active {
  background: var(--bg-card);
  color: var(--accent);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.auth-panel {
  display: none;
}
.auth-panel.active {
  display: block;
}

.auth-error {
  text-align: center;
  color: var(--red);
  font-size: 0.85rem;
  margin-top: 8px;
}
.auth-msg {
  text-align: center;
  color: var(--green);
  font-size: 0.85rem;
  margin-top: 8px;
}

/* === Payment === */
.payment-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.payment-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
}

.payment-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}
.payment-icon.wechat { color: #07c160; }
.payment-icon.alipay { color: #1677ff; }

.payment-card h4 {
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.qr-box {
  width: 160px; height: 160px;
  margin: 0 auto 10px;
  background: #fff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.qr-box img {
  width: 100%; height: 100%;
  object-fit: contain;
}

.qr-placeholder {
  font-size: 0.8rem;
  color: #999;
}

.payment-hint {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.pay-methods {
  display: flex;
  gap: 8px;
}
.pay-method {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font);
}
.pay-method.active {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
}

.order-info {
  font-size: 0.9rem;
  font-weight: 600;
}
.order-amount {
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 700;
  margin: 4px 0 12px;
}

/* === Contact Modal === */
.contact-modal-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}
.contact-modal-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px;
  background: var(--bg-surface);
  border-radius: 10px;
}
.contact-modal-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}
.contact-modal-item strong {
  font-size: 0.88rem;
}
.contact-modal-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* === Jump Modal === */
.modal-tip {
  background: var(--accent-dim);
  border: 1px solid rgba(247,129,102,0.2);
  border-radius: 8px;
  padding: 10px;
  font-size: 0.85rem;
  color: var(--accent);
  text-align: center;
  margin: 12px 0;
}
.modal-desc {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.copy-feedback {
  text-align: center;
  font-size: 0.85rem;
  color: var(--green);
  margin-top: 8px;
}

/* === Customer Service Float === */
.cs-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1500;
}

.cs-toggle {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  font-size: 1.3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  transition: all 0.3s;
}
.cs-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 28px rgba(247,129,102,0.2);
}
.cs-icon { font-size: 1.4rem; }
.cs-label { font-size: 0.6rem; font-weight: 600; }

.cs-panel {
  display: none;
  position: absolute;
  right: 0;
  bottom: 68px;
  width: 320px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.cs-panel.open {
  display: block;
  animation: modal-in 0.2s ease-out;
}

.cs-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 0.95rem;
}
.cs-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.1rem;
}
.cs-close:hover { color: var(--text); }

.cs-body {
  padding: 16px;
  max-height: 400px;
  overflow-y: auto;
}

.cs-intro {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.5;
}

.cs-options {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cs-option {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: all 0.2s;
  font-family: var(--font);
}
.cs-option:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
}
.cs-option span {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.cs-detail {
  padding: 0;
}
.cs-detail-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.cs-back {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  padding: 4px 10px;
  font-size: 0.85rem;
  cursor: pointer;
  font-family: var(--font);
}
.cs-back:hover { color: var(--text); }

.cs-jump-btn {
  display: block;
  width: 100%;
  padding: 12px;
  text-align: center;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  margin-bottom: 12px;
}

.cs-qr-box {
  text-align: center;
}
.cs-qr-box img {
  width: 140px; height: 140px;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.cs-qr-box p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 6px;
}

.cs-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 20px 0;
}

/* === Back to Top === */
.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 88px;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: all var(--transition);
  z-index: 1400;
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* === Desktop XL (大屏) === */
@media (min-width: 1400px) {
  .container { max-width: 1320px; }
  .hero h1 { font-size: 4.5rem; }
  .hero-slogan { font-size: 1.3rem; }
  .mp-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; }
  .layout { grid-template-columns: 1fr 340px; gap: 32px; }
  .features { grid-template-columns: repeat(4, 1fr); }
}

/* === Desktop (标准) === */
@media (min-width: 1025px) and (max-width: 1399px) {
  .mp-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
}

/* === Responsive === */
@media (max-width: 1024px) {
  .layout {
    grid-template-columns: 1fr 280px;
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 62px;
    left: 0;
    right: 0;
    background: var(--bg-nav);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 12px;
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    padding: 12px 16px;
    font-size: 1rem;
    border-radius: 8px;
  }

  .menu-toggle {
    display: block;
  }

  .hero {
    padding: 100px 16px 60px;
  }

  .hero-stats {
    gap: 24px;
  }
  .stat-num {
    font-size: 1.4rem;
  }

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

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

  .payment-cards {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .cooperation-banner {
    flex-direction: column;
    text-align: center;
  }
  .footer-content {
    flex-direction: column;
    gap: 24px;
  }
  .footer-links {
    gap: 32px;
  }
  .cs-panel {
    width: calc(100vw - 40px);
    right: -4px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero-btns {
    flex-direction: column;
    width: 100%;
  }
  .hero-btns .btn-accent,
  .hero-btns .btn-ghost {
    width: 100%;
    justify-content: center;
  }
  .section {
    padding: 48px 0;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .features {
    grid-template-columns: 1fr;
  }
  .nav-actions .btn-sm {
    padding: 6px 10px;
    font-size: 0.78rem;
  }
}