/* ========================================
   QuickQ v4 — 首页样式（翡翠绿极速科技风）
   ======================================== */

/* ---- Hero ---- */
.hero {
  position: relative;
  padding: 140px 24px 60px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-text { display: flex; flex-direction: column; gap: 24px; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 18px;
  background: var(--primary-subtle);
  border: 1px solid rgba(16,185,129,.25);
  border-radius: var(--radius-full);
  font-size: 13px; font-weight: 500;
  color: var(--primary);
  width: fit-content;
}
.eyebrow-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary);
  animation: dotPulse 2s ease infinite;
}
@keyframes dotPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--grad-glow); }
  50% { opacity: .4; box-shadow: 0 0 0 10px transparent; }
}

.hero-title {
  font-size: clamp(44px, 6vw, 68px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.03em;
}
.hero-title em {
  font-style: normal;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 17px;
  color: var(--text2);
  line-height: 1.8;
  max-width: 480px;
}

.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

.hero-metrics {
  display: flex;
  gap: 40px;
  margin-top: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.hero-metric { display: flex; flex-direction: column; }
.hero-metric strong {
  font-size: 30px; font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}
.metric-unit { font-size: 16px; }
.hero-metric span { font-size: 13px; color: var(--text3); }

/* ---- 连接面板（Hero 右侧视觉） ---- */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(16,185,129,.15);
  pointer-events: none;
}
.hero-ring-1 { width: 520px; height: 520px; animation: ringSpin 24s linear infinite; }
.hero-ring-2 {
  width: 640px; height: 640px;
  border-style: dashed;
  border-color: rgba(34,211,238,.1);
  animation: ringSpin 40s linear infinite reverse;
}
@keyframes ringSpin { to { transform: rotate(360deg); } }

.connect-panel {
  position: relative;
  width: 100%; max-width: 420px;
  background: rgba(14,22,19,.9);
  border: 1px solid var(--border2);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-lg), 0 0 80px rgba(16,185,129,.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  animation: panelFloat 5s ease-in-out infinite;
}
@keyframes panelFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.cp-topbar {
  display: flex; align-items: center; gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.cp-dots { display: flex; gap: 7px; }
.cp-dots i { width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,.12); }
.cp-dots i:first-child { background: #FF5F57; }
.cp-dots i:nth-child(2) { background: #FFBD2E; }
.cp-dots i:last-child { background: #27CA40; }
.cp-title { font-size: 13px; font-weight: 600; color: var(--text2); }

.cp-status {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 0;
}
.cp-status-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: var(--primary-subtle);
  border: 1px solid rgba(16,185,129,.3);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  animation: iconGlow 2.5s ease-in-out infinite;
}
@keyframes iconGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,.3); }
  50% { box-shadow: 0 0 24px rgba(16,185,129,.35); }
}
.cp-status-main {
  font-size: 15px; font-weight: 700;
  display: flex; align-items: center; gap: 8px;
}
.status-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  animation: dotPulse 2s ease infinite;
}
.cp-status-sub { font-size: 12px; color: var(--text3); margin-top: 3px; }

.cp-servers {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 20px;
}
.cp-server {
  display: grid;
  grid-template-columns: 24px 1fr auto 70px;
  align-items: center; gap: 10px;
  padding: 10px 14px;
  background: rgba(255,255,255,.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  transition: all var(--transition);
}
.cp-server:hover { border-color: var(--border2); background: rgba(255,255,255,.04); }
.cp-server.active {
  border-color: rgba(16,185,129,.4);
  background: var(--primary-subtle);
}
.cp-flag { font-size: 16px; }
.cp-name { font-weight: 500; }
.cp-server.active .cp-name { color: var(--primary); font-weight: 600; }
.cp-ping { font-size: 12px; font-weight: 600; color: var(--primary); }
.cp-bar {
  height: 4px;
  background: rgba(255,255,255,.06);
  border-radius: 2px;
  overflow: hidden;
}
.cp-bar i {
  display: block; height: 100%;
  background: var(--gradient);
  border-radius: 2px;
}

.cp-connect {
  width: 100%;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px;
  background: var(--gradient);
  color: #fff;
  border: none; border-radius: var(--radius-lg);
  font-size: 16px; font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 8px 28px var(--grad-glow);
}
.cp-connect:hover { transform: translateY(-2px); box-shadow: 0 12px 40px var(--grad-glow); }

/* 浮动卡片 */
.float-card {
  position: absolute;
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px;
  background: rgba(14,22,19,.92);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  z-index: 2;
}
.fc-1 { top: -8px; right: -16px; animation: panelFloat 4s ease-in-out infinite; }
.fc-2 { bottom: -8px; left: -16px; animation: panelFloat 4.5s ease-in-out 1s infinite; }
.fc-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.fc-green { background: rgba(16,185,129,.12); color: var(--primary); border: 1px solid rgba(16,185,129,.3); }
.fc-lime { background: rgba(163,230,53,.1); color: var(--lime); border: 1px solid rgba(163,230,53,.25); }
.fc-val { font-size: 14px; font-weight: 700; line-height: 1.3; }
.fc-label { font-size: 11px; color: var(--text3); }

/* ---- 平台支持条 ---- */
.platform-bar {
  max-width: var(--max-w);
  margin: 48px auto 0;
  display: flex; align-items: center; justify-content: center;
  gap: 32px;
  padding: 20px 32px;
  background: rgba(14,22,19,.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  width: fit-content;
}
.pb-label { font-size: 13px; font-weight: 600; color: var(--text3); white-space: nowrap; }
.pb-items { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.pb-item {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 14px; font-weight: 500;
  color: var(--text2);
  transition: color var(--transition);
}
.pb-item svg { opacity: .6; }
.pb-item:hover { color: var(--primary); }

/* ---- 功能特性 ---- */
.features { padding: 120px 24px; }
.features-inner { max-width: var(--max-w); margin: 0 auto; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  position: relative;
  background: rgba(14,22,19,.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition);
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-card:hover {
  background: rgba(14,22,19,.8);
  border-color: rgba(16,185,129,.35);
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(0,0,0,.4);
}
.feature-card:hover::after { opacity: 1; }

.feature-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  transition: all var(--transition);
}
.feature-icon svg { width: 26px; height: 26px; }
.fi-1 { background: rgba(16,185,129,.1); color: var(--primary); border: 1px solid rgba(16,185,129,.25); }
.fi-2 { background: rgba(34,211,238,.1); color: var(--cyan); border: 1px solid rgba(34,211,238,.25); }
.fi-3 { background: rgba(163,230,53,.08); color: var(--lime); border: 1px solid rgba(163,230,53,.2); }
.fi-4 { background: rgba(168,85,247,.1); color: #a855f7; border: 1px solid rgba(168,85,247,.25); }
.fi-5 { background: rgba(245,158,11,.1); color: var(--amber); border: 1px solid rgba(245,158,11,.25); }
.fi-6 { background: rgba(34,197,94,.1); color: var(--green); border: 1px solid rgba(34,197,94,.25); }

.feature-card:hover .fi-1 { box-shadow: 0 0 24px rgba(16,185,129,.3); }
.feature-card:hover .fi-2 { box-shadow: 0 0 24px rgba(34,211,238,.3); }

.feature-num {
  position: absolute; top: 24px; right: 24px;
  font-size: 32px; font-weight: 900;
  color: rgba(255,255,255,.04);
  line-height: 1;
}
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text2); line-height: 1.7; }

/* ---- 全球节点 ---- */
.nodes { padding: 0 24px 120px; }
.nodes-inner { max-width: 1100px; margin: 0 auto; }

.nodes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.node-card {
  text-align: center;
  padding: 32px 24px;
  background: rgba(14,22,19,.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.node-card:hover {
  border-color: rgba(16,185,129,.35);
  background: rgba(14,22,19,.8);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.node-flag { font-size: 36px; margin-bottom: 10px; }
.node-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.node-ping {
  display: inline-block;
  font-size: 13px; font-weight: 700;
  color: var(--primary);
  background: var(--primary-subtle);
  padding: 3px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}
.node-bar {
  height: 5px;
  background: rgba(255,255,255,.06);
  border-radius: 3px;
  overflow: hidden;
}
.node-bar-fill {
  display: block; height: 100%;
  background: var(--gradient);
  border-radius: 3px;
  transition: width 1.2s cubic-bezier(.25,.46,.45,.94);
}

/* ---- 套餐 ---- */
.pricing { padding: 0 24px 120px; }
.pricing-inner { max-width: 1100px; margin: 0 auto; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.pricing-card {
  position: relative;
  background: rgba(14,22,19,.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition);
  display: flex; flex-direction: column;
}
.pricing-card:hover {
  border-color: rgba(16,185,129,.35);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.pricing-card.featured {
  background: linear-gradient(180deg, rgba(16,185,129,.08), rgba(34,211,238,.03));
  border-color: rgba(16,185,129,.4);
  box-shadow: 0 0 60px rgba(16,185,129,.12);
}
.pricing-badge {
  display: inline-block;
  font-size: 12px; font-weight: 700;
  color: var(--text2);
  background: rgba(255,255,255,.05);
  padding: 5px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  align-self: center;
}
.pricing-card.featured .pricing-badge {
  background: var(--gradient);
  color: #fff;
}
.pricing-price { margin-bottom: 28px; }
.pricing-currency { font-size: 22px; font-weight: 700; color: var(--text2); vertical-align: super; }
.pricing-price {
  font-size: 56px; font-weight: 900;
  letter-spacing: -.03em;
  color: var(--text);
  line-height: 1.1;
}
.pricing-card.featured .pricing-price {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.pricing-period { font-size: 15px; font-weight: 500; color: var(--text3); letter-spacing: 0; }
.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 32px;
  flex: 1;
}
.pricing-features li {
  font-size: 14px;
  color: var(--text2);
  padding: 8px 0 8px 26px;
  position: relative;
}
.pricing-features li::before {
  content: '';
  position: absolute; left: 0; top: 14px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--primary-subtle);
  border: 1px solid rgba(16,185,129,.35);
}
.pricing-features li::after {
  content: '';
  position: absolute; left: 4.5px; top: 18.5px;
  width: 7px; height: 4px;
  border-left: 1.5px solid var(--primary);
  border-bottom: 1.5px solid var(--primary);
  transform: rotate(-45deg);
}
.pricing-btn { width: 100%; justify-content: center; }

/* ---- 用户评价 ---- */
.testimonials { padding: 0 24px 120px; }
.testimonials-inner { max-width: 1100px; margin: 0 auto; }

.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.testi-card {
  background: rgba(14,22,19,.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition);
}
.testi-card:hover {
  border-color: rgba(16,185,129,.35);
  background: rgba(14,22,19,.8);
}
.testi-stars { color: var(--amber); font-size: 17px; letter-spacing: 3px; margin-bottom: 16px; }
.testi-card p { font-size: 14px; color: var(--text2); line-height: 1.8; margin-bottom: 24px; }
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.ta-2 { background: linear-gradient(135deg, #22c55e, #22D3EE); }
.ta-3 { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.testi-author strong { display: block; font-size: 14px; }
.testi-author span { font-size: 12px; color: var(--text3); }

/* ---- CTA ---- */
.cta { padding: 0 24px 120px; }
.cta-inner { max-width: 860px; margin: 0 auto; }
.cta-card {
  padding: 72px 48px;
  background: linear-gradient(135deg, rgba(16,185,129,.1), rgba(34,211,238,.05));
  border: 1px solid rgba(16,185,129,.25);
  border-radius: var(--radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute; top: -50%; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(16,185,129,.2), transparent 70%);
  pointer-events: none;
}
.cta-card h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: 14px;
  position: relative;
}
.cta-card p { font-size: 16px; color: var(--text2); margin-bottom: 36px; position: relative; }
.cta-btns { display: flex; justify-content: center; position: relative; }

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 56px; text-align: center; }
  .hero-text { align-items: center; }
  .hero-desc { max-width: 100%; }
  .hero-btns, .hero-metrics { justify-content: center; }
  .connect-panel { max-width: 460px; }
  .float-card.fc-1 { top: -10px; right: 0; }
  .float-card.fc-2 { bottom: -10px; left: 0; }
  .features-grid, .nodes-grid, .pricing-grid, .testi-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero { padding: 110px 20px 48px; }
  .hero-metrics { gap: 24px; }
  .hero-metric strong { font-size: 24px; }
  .platform-bar { flex-direction: column; gap: 14px; border-radius: var(--radius-lg); }
  .float-card { display: none; }
  .features { padding: 88px 20px; }
  .nodes, .pricing, .testimonials { padding-bottom: 88px; }
  .cta { padding-bottom: 88px; }
}

@media (max-width: 560px) {
  .features-grid, .nodes-grid, .pricing-grid, .testi-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
  .hero-title { font-size: 40px; }
  .pricing-card.featured { transform: none; }
}