/* ===========================================================
   传奇联盟 · Legend Alliance · DApp Styles
   配色取自 1.jpg：深蓝/黑底 + 青色霓虹光 + 白字
   ========================================================= */

/* ---------- 设计变量 ---------- */
:root {
  /* 深空背景 */
  --bg-0: #050b18;
  --bg-1: #081226;
  --bg-2: #0c1a33;
  --bg-3: #112444;

  /* 卡片 / 玻璃 */
  --surface: rgba(13, 28, 56, 0.65);
  --surface-2: rgba(18, 38, 75, 0.55);
  --surface-3: rgba(24, 50, 95, 0.5);
  --border: rgba(64, 158, 255, 0.22);
  --border-strong: rgba(95, 200, 255, 0.45);

  /* 主色（青蓝霓虹） */
  --c-cyan: #25d8ff;
  --c-cyan-2: #5cf0ff;
  --c-blue: #2a7bff;
  --c-blue-2: #4aa3ff;
  --c-purple: #6b8dff;

  /* 文本 */
  --t-1: #eaf4ff;
  --t-2: #b6c8e3;
  --t-3: #7c93b8;
  --t-4: #56668a;

  /* 状态 */
  --up: #34e1a3;
  --down: #ff5d8f;
  --warn: #ffd366;

  /* 渐变 */
  --grad-primary: linear-gradient(135deg, #25d8ff 0%, #2a7bff 100%);
  --grad-primary-soft: linear-gradient(135deg, rgba(37, 216, 255, .18), rgba(42, 123, 255, .18));
  --grad-text: linear-gradient(180deg, #e9faff 0%, #7ed7ff 50%, #2a7bff 100%);
  --grad-card: linear-gradient(180deg, rgba(20, 44, 86, .85), rgba(8, 18, 38, .85));
  --grad-border: linear-gradient(135deg, rgba(95, 200, 255, .55), rgba(42, 123, 255, .15));

  /* 阴影 / 光 */
  --glow-cyan: 0 0 0 1px rgba(95, 200, 255, .35), 0 8px 32px -10px rgba(37, 216, 255, .55);
  --glow-strong: 0 0 0 1px rgba(95, 200, 255, .55), 0 14px 60px -10px rgba(37, 216, 255, .65);
  --shadow-card: 0 20px 50px -20px rgba(0, 0, 0, .55), inset 0 1px 0 rgba(255, 255, 255, .04);

  /* 半径 / 节奏 */
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 18px;
  --r-xl: 24px;

  /* 容器 */
  --container: 1240px;

  /* 头部高度（用于 fixed 时的 body padding 计算） */
  --header-h: 72px;
}

/* ---------- 基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  /* clip 比 hidden 更合适：避免阻断子元素的 sticky/fixed */
  overflow-x: clip;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  /* 给 fixed 头部腾出空间 */
  padding-top: var(--header-h);
  background: var(--bg-0);
  color: var(--t-1);
  font-family: "PingFang SC", "Microsoft YaHei", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body.modal-open { overflow: hidden; }

img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
a { color: var(--c-cyan); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--c-cyan-2); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; letter-spacing: .02em; }

/* ---------- 背景光效 ---------- */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(1200px 700px at 20% 0%, rgba(37, 122, 255, .25), transparent 60%),
    radial-gradient(900px 600px at 90% 10%, rgba(37, 216, 255, .18), transparent 60%),
    linear-gradient(180deg, #02060f 0%, #050b18 50%, #050b18 100%);
}
.bg-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(95, 200, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 200, 255, .06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at top, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at top, black 30%, transparent 80%);
}
.bg-glow {
  position: fixed;
  z-index: -2;
  width: 720px; height: 720px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: .5;
  pointer-events: none;
}
.bg-glow-1 { left: -180px; top: -120px; background: #1c63ff; }
.bg-glow-2 { right: -200px; top: 40vh; background: #25d8ff; opacity: .35; }

/* ---------- 通用按钮 ---------- */
.btn {
  --h: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: var(--h);
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--t-1);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .02em;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
  user-select: none;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-sm { --h: 32px; padding: 0 14px; font-size: 13px; }
.btn-lg { --h: 50px; padding: 0 26px; font-size: 15px; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--grad-primary);
  color: #04101f;
  box-shadow: 0 10px 24px -10px rgba(37, 216, 255, .65), inset 0 1px 0 rgba(255,255,255,.4);
}
.btn-primary:hover { box-shadow: 0 14px 30px -10px rgba(37, 216, 255, .85), inset 0 1px 0 rgba(255,255,255,.55); }

.btn-outline {
  background: rgba(13, 28, 56, .55);
  color: var(--t-1);
  border-color: var(--border-strong);
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  border-color: var(--c-cyan);
  color: var(--c-cyan-2);
  box-shadow: var(--glow-cyan);
}

.btn-ghost {
  color: var(--t-2);
  background: transparent;
  border-color: var(--border);
}
.btn-ghost:hover { color: var(--c-cyan); border-color: var(--c-cyan); }

.btn .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #ff5d8f; box-shadow: 0 0 10px #ff5d8f;
}
.btn.connected .dot { background: var(--up); box-shadow: 0 0 10px var(--up); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(5, 11, 24, .92), rgba(5, 11, 24, .72));
  border-bottom: 1px solid var(--border);
  box-shadow: 0 8px 24px -16px rgba(0, 0, 0, .8);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: var(--header-h);
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--c-cyan);
  flex-shrink: 0;
}
.logo-icon {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: var(--grad-primary-soft);
  border: 1px solid var(--border-strong);
  color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}
.logo-icon svg { width: 24px; height: 24px; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-text strong { color: var(--t-1); font-size: 16px; letter-spacing: .08em; }
.logo-text em { font-style: normal; font-size: 10px; color: var(--c-cyan); letter-spacing: .3em; margin-top: 4px; }

.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: 16px;
}
.primary-nav a {
  color: var(--t-2);
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.primary-nav a:hover { color: var(--t-1); }
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 50%; right: 50%; bottom: -4px;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
  transition: left .25s, right .25s;
}
.primary-nav a:hover::after { left: 0; right: 0; }

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ---------- 语言切换器 ---------- */
.lang-switcher { position: relative; display: inline-block; }
.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 40px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--t-2);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  transition: all .2s;
  cursor: pointer;
}
.lang-trigger:hover { color: var(--c-cyan); border-color: var(--c-cyan); }
.lang-trigger .lang-globe { color: currentColor; flex-shrink: 0; }
.lang-trigger .lang-chev { transition: transform .25s; opacity: .6; }
.lang-switcher.open .lang-trigger {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}
.lang-switcher.open .lang-chev { transform: rotate(180deg); opacity: 1; }

.lang-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 180px;
  list-style: none;
  margin: 0;
  padding: 6px;
  background: var(--grad-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  box-shadow: 0 14px 40px -10px rgba(0, 0, 0, .7), var(--glow-cyan);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 60;
  animation: langSlide .22s cubic-bezier(.2,.7,.2,1);
}
.lang-menu[hidden] { display: none; }
@keyframes langSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.lang-menu li { margin: 0; padding: 0; }
.lang-menu button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 0;
  background: transparent;
  color: var(--t-1);
  font-size: 14px;
  font-family: inherit;
  font-weight: 500;
  text-align: left;
  border-radius: 8px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.lang-menu button:hover {
  background: rgba(37, 216, 255, .1);
  color: var(--c-cyan-2);
}
.lang-menu button.active {
  background: var(--grad-primary-soft);
  color: var(--c-cyan);
}
.lang-menu button.active::after {
  content: "✓";
  color: var(--c-cyan);
  font-weight: 700;
  font-size: 14px;
}

/* 移动端抽屉里的语言网格 */
.mobile-lang { padding: 14px 8px 6px; border-top: 1px solid var(--border); margin-top: 8px; }
.mobile-lang-label {
  color: var(--t-3);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 0 4px 10px;
}
.mobile-lang-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}
.mobile-lang-grid button {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--t-1);
  font-size: 13px;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
}
.mobile-lang-grid button:hover {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}
.mobile-lang-grid button.active {
  background: var(--grad-primary);
  color: #04101f;
  border-color: transparent;
}

@media (max-width: 1080px) {
  /* 桌面 lang 隐藏，使用移动抽屉里的语言网格 */
  .lang-switcher { display: none; }
}

.hamburger {
  display: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 4px;
}
.hamburger span {
  display: block; width: 18px; height: 2px;
  background: var(--t-1); border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-drawer {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--border);
  background: rgba(5, 11, 24, .96);
  backdrop-filter: blur(14px);
}
.mobile-drawer a {
  color: var(--t-1);
  padding: 12px 8px;
  border-radius: 8px;
  font-weight: 500;
}
.mobile-drawer a:hover { background: var(--surface); }
.mobile-drawer-actions { display: flex; gap: 10px; padding-top: 8px; }
.mobile-drawer-actions .btn { flex: 1; }
.mobile-drawer.show { display: flex; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 88px 0 96px;
  overflow: hidden;
}
.hero .container { position: relative; z-index: 2; max-width: 880px; text-align: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--grad-primary-soft);
  border: 1px solid var(--border-strong);
  color: var(--c-cyan-2);
  font-size: 12px;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin: 0 0 22px;
}
.eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-cyan);
  box-shadow: 0 0 12px var(--c-cyan);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: .55; }
}

.hero-title {
  font-size: clamp(48px, 9vw, 112px);
  line-height: .95;
  margin: 0 0 18px;
  font-weight: 900;
  letter-spacing: .02em;
}
.title-cn {
  display: block;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 6px 40px rgba(37, 216, 255, .35);
}
.title-en {
  display: block;
  font-size: clamp(14px, 2.4vw, 22px);
  font-weight: 600;
  letter-spacing: .55em;
  color: var(--c-cyan);
  margin-top: 14px;
  opacity: .8;
}

.hero-sub {
  margin: 0 auto 32px;
  max-width: 720px;
  color: var(--t-2);
  font-size: clamp(15px, 1.6vw, 18px);
}

.hero-cta {
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 28px;
}

.hero-tags {
  list-style: none;
  margin: 0; padding: 0;
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
}
.hero-tags li {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--t-2);
  font-size: 13px;
}

.hero-visual {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(880px, 90vw);
  height: min(880px, 90vw);
  transform: translate(-50%, -50%);
  z-index: 1;
  pointer-events: none;
  opacity: .55;
}
.hero-visual .ring {
  position: absolute;
  inset: 0;
  margin: auto;
  border-radius: 50%;
  border: 1px solid rgba(95, 200, 255, .25);
}
.hero-visual .ring-1 { width: 100%; height: 100%; animation: spin 60s linear infinite; }
.hero-visual .ring-2 { width: 76%; height: 76%; border-style: dashed; animation: spin 40s linear reverse infinite; }
.hero-visual .ring-3 {
  width: 52%; height: 52%;
  background: radial-gradient(circle at 30% 30%, rgba(37, 216, 255, .22), transparent 60%);
  border-color: rgba(95, 200, 255, .35);
}
.hero-visual .core {
  position: absolute;
  inset: 0; margin: auto;
  width: 22%; height: 22%;
  display: grid; place-items: center;
  color: var(--c-cyan);
  filter: drop-shadow(0 0 30px rgba(37, 216, 255, .8));
}
.hero-visual .core svg { width: 100%; height: 100%; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Sections 通用 ---------- */
.section { padding: 80px 0; position: relative; }
.section-head { text-align: center; margin: 0 auto 36px; max-width: 720px; }
.section-head h2 {
  font-size: clamp(28px, 3.2vw, 38px);
  margin: 0 0 10px;
  font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-head p { color: var(--t-2); margin: 0; }

/* ---------- 传奇优势 ---------- */
.advantage { padding-top: 0; }
.advantage-banner {
  position: relative;
  padding: 36px 36px;
  border-radius: var(--r-xl);
  background:
    linear-gradient(135deg, rgba(42, 123, 255, .18), rgba(37, 216, 255, .12) 50%, rgba(42, 123, 255, .18)),
    var(--grad-card);
  border: 1px solid var(--border-strong);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.advantage-banner::before, .advantage-banner::after {
  content: "";
  position: absolute;
  width: 280px; height: 280px;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}
.advantage-banner::before { left: -100px; top: -120px; background: rgba(37, 216, 255, .35); }
.advantage-banner::after  { right: -120px; bottom: -120px; background: rgba(42, 123, 255, .35); }
.advantage-banner h2 {
  margin: 12px 0 8px;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
}
.advantage-banner p { color: var(--t-2); margin: 0; max-width: 740px; }
.adv-tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(37, 216, 255, .14);
  border: 1px solid var(--border-strong);
  color: var(--c-cyan-2);
  font-size: 12px;
  letter-spacing: .25em;
}

/* ---------- 卡片 ---------- */
.card {
  position: relative;
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(8px);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card-glow:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--glow-strong);
}
.card-feature {
  border-color: var(--border-strong);
  background:
    radial-gradient(120% 80% at 0% 0%, rgba(37, 216, 255, .14), transparent 50%),
    var(--grad-card);
}

.card-head {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 16px;
}
.card-head h3 { margin: 0; font-size: 18px; font-weight: 700; letter-spacing: .02em; }
.badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 24px; padding: 0 8px;
  border-radius: 6px;
  background: rgba(42, 123, 255, .18);
  color: var(--c-cyan-2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  border: 1px solid var(--border-strong);
}
.badge-cyan { background: rgba(37, 216, 255, .18); color: var(--c-cyan); }

.card-body { display: flex; flex-direction: column; gap: 14px; }
.card-desc { color: var(--t-2); margin: 0; }

/* ---------- 3 列 ---------- */
.trio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.check-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.check-list li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(8, 18, 38, .55);
  border: 1px solid var(--border);
}
.check-list li span { color: var(--t-3); font-size: 13px; }
.check-list li em {
  font-style: normal;
  color: var(--t-1);
  font-weight: 600;
  font-size: 13px;
}

.kpi {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.kpi-item {
  padding: 14px 16px;
  border-radius: var(--r-md);
  background: var(--grad-primary-soft);
  border: 1px solid var(--border-strong);
}
.kpi-num {
  font-size: 28px; font-weight: 800;
  color: var(--c-cyan-2);
  line-height: 1;
}
.kpi-num span { font-size: 16px; opacity: .7; margin-left: 2px; }
.kpi-label { color: var(--t-3); font-size: 12px; margin-top: 6px; letter-spacing: .04em; }

.progress {
  height: 8px;
  background: rgba(8, 18, 38, .8);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.progress-bar {
  height: 100%;
  background: var(--grad-primary);
  border-radius: 999px;
  box-shadow: 0 0 12px rgba(37, 216, 255, .65);
  transition: width .8s ease;
}
.progress-meta { display: flex; justify-content: space-between; color: var(--t-3); font-size: 12px; }

.pool {
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, rgba(42, 123, 255, .18), rgba(37, 216, 255, .1));
  border: 1px solid var(--border-strong);
}
.pool-label { color: var(--t-3); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.pool-num { display: flex; align-items: baseline; gap: 8px; margin-top: 4px; }
.pool-num span {
  font-size: 32px; font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.pool-num em { font-style: normal; color: var(--t-2); font-size: 14px; }

/* ---------- 入金 ---------- */
.deposit-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  align-items: start;
}

.amount {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(5, 11, 24, .65);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  padding: 12px 16px;
  transition: border-color .2s, box-shadow .2s;
}
.amount:focus-within {
  border-color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}
.amount input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: none;
  color: var(--t-1);
  font-size: 28px;
  font-weight: 700;
  font-family: inherit;
  width: 100%;
  min-width: 0;
}
.amount input::placeholder { color: var(--t-4); }
.amount-coin {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--t-1);
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
}
.amount-coin .coin { color: var(--c-cyan); display: inline-grid; place-items: center; }
.amount-coin .coin svg { width: 18px; height: 18px; }

.amount-quick { display: flex; gap: 8px; flex-wrap: wrap; }
.amount-quick button {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--t-2);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}
.amount-quick button:hover { color: var(--c-cyan); border-color: var(--c-cyan); }

.meta-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  background: rgba(8, 18, 38, .6);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px 16px;
}
.meta-item .meta-label { color: var(--t-3); font-size: 12px; }
.meta-item .meta-value { color: var(--t-1); font-weight: 700; margin-top: 4px; font-size: 15px; }
.meta-item .meta-value.highlight { color: var(--c-cyan-2); }

.form-tip { margin: 0; color: var(--t-3); font-size: 12px; text-align: center; }

.deposit-side {
  display: grid;
  gap: 14px;
}
.card.mini {
  padding: 18px 18px;
  display: flex; flex-direction: column; gap: 4px;
}
.mini-label { color: var(--t-3); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.mini-value {
  display: flex; align-items: baseline; gap: 6px;
  font-size: 26px; font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.mini-value em { font-style: normal; color: var(--t-2); font-size: 12px; -webkit-text-fill-color: var(--t-2); }
.mini-foot { color: var(--t-3); font-size: 12px; }
.mini-foot.up { color: var(--up); }
.mini-foot.down { color: var(--down); }

/* ---------- 数据 / 排行榜 ---------- */
.stats-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}
.stat {
  position: relative;
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 18px 20px;
  overflow: hidden;
}
.stat::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--grad-primary);
  opacity: .55;
}
.stat-label { color: var(--t-3); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.stat-num {
  display: flex; align-items: baseline; gap: 6px;
  font-size: 28px; font-weight: 800;
  margin-top: 6px;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-num em { font-style: normal; color: var(--t-2); font-size: 12px; -webkit-text-fill-color: var(--t-2); }
.stat-spark {
  margin-top: 10px;
  height: 36px;
  background: linear-gradient(180deg, rgba(37, 216, 255, .18), transparent),
    repeating-linear-gradient(90deg, transparent 0 9px, rgba(95, 200, 255, .12) 9px 10px);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}
.stat-spark::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 60%;
  background: linear-gradient(90deg, var(--c-blue), var(--c-cyan));
  clip-path: polygon(0 100%, 0 70%, 8% 60%, 18% 80%, 28% 50%, 40% 65%, 52% 30%, 64% 55%, 76% 25%, 88% 45%, 100% 20%, 100% 100%);
  opacity: .55;
}

.rank { padding: 0; overflow: hidden; }
.rank-head {
  padding: 22px 24px;
  border-bottom: 1px solid var(--border);
  margin: 0;
  justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.rank-tabs { display: inline-flex; gap: 4px; padding: 4px; border-radius: 999px; background: rgba(8, 18, 38, .8); border: 1px solid var(--border); }
.rank-tabs button {
  padding: 6px 14px;
  border-radius: 999px;
  border: 0;
  background: transparent;
  color: var(--t-3);
  font-size: 13px;
  font-weight: 600;
}
.rank-tabs button.active {
  background: var(--grad-primary);
  color: #04101f;
}

.rank-table {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 1fr;
  gap: 0;
}
.rank-table .row {
  display: contents;
}
.rank-table .row > div {
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  color: var(--t-2);
  font-size: 14px;
  display: flex; align-items: center;
}
.rank-table .row.head > div {
  color: var(--t-3);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: rgba(8, 18, 38, .6);
}
.rank-table .row:last-child > div { border-bottom: 0; }
.rank-pos {
  font-weight: 800;
  color: var(--c-cyan-2);
}
.rank-pos.top1 { color: #ffd96b; }
.rank-pos.top2 { color: #c5d3ff; }
.rank-pos.top3 { color: #ff9fc7; }
.rank-addr { font-family: ui-monospace, monospace; color: var(--t-1); }
.rank-amount { font-weight: 700; color: var(--t-1); justify-content: flex-end !important; }
.rank-pct { color: var(--up); justify-content: flex-end !important; }

/* ---------- 合约 / 注册 ---------- */
.contract-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.coin-list { display: flex; flex-wrap: wrap; gap: 10px; }
.coin-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-weight: 600;
  font-size: 13px;
}
.coin-pill .dot { width: 8px; height: 8px; border-radius: 50%; }
.coin-pill .dot.bnb { background: #f3ba2f; box-shadow: 0 0 10px #f3ba2f; }
.coin-pill .dot.atm { background: #25d8ff; box-shadow: 0 0 10px #25d8ff; }
.coin-pill .dot.xo  { background: #6b8dff; box-shadow: 0 0 10px #6b8dff; }
.coin-pill .dot.bub { background: #b779ff; box-shadow: 0 0 10px #b779ff; }

.kv { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 8px; }
.kv li {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(8, 18, 38, .55);
  border: 1px solid var(--border);
  font-size: 13px;
}
.kv li span { color: var(--t-3); }
.kv li em { font-style: normal; color: var(--t-1); word-break: break-all; font-weight: 600; }
.kv .link {
  border: 0; background: transparent;
  color: var(--c-cyan); font-weight: 600;
  font-size: 13px;
  padding: 4px 8px; border-radius: 6px;
}
.kv .link:hover { background: rgba(37, 216, 255, .1); }

.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; counter-reset: s; }
.steps li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 12px 14px;
  background: rgba(8, 18, 38, .55);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.steps li b {
  flex-shrink: 0;
  width: 26px; height: 26px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: var(--grad-primary);
  color: #04101f;
  font-size: 13px;
}
.steps li span { color: var(--t-2); font-size: 14px; padding-top: 3px; }

/* 合约面板：通过推广链接进入时，邀请人输入框被锁 */
.amount input.locked-ref,
.amount:has(input.locked-ref) {
  /* 不直接给 :has() 设置背景，做向下兼容写在 input 上 */
}
.amount input.locked-ref {
  color: var(--c-cyan-2);
  font-weight: 700;
  cursor: not-allowed;
  font-family: ui-monospace, monospace;
  font-size: 14px;
}
.amount input.locked-ref::placeholder { color: var(--t-3); }

.mt-12 { margin-top: 12px; }
.ref-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin: 10px 0 14px;
}
.ref-input {
  padding: 12px 16px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: rgba(5, 11, 24, .65);
  color: var(--t-1);
  font-family: ui-monospace, monospace;
  font-size: 13px;
  width: 100%;
}

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 40px;
  padding: 56px 0 28px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(5,11,24,0) 0%, rgba(5,11,24,.85) 100%);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border);
}
.footer-desc { color: var(--t-3); margin: 14px 0 0; max-width: 360px; font-size: 13px; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-cols h5 { margin: 0 0 12px; font-size: 13px; color: var(--t-1); letter-spacing: .12em; text-transform: uppercase; }
.footer-cols a { display: block; color: var(--t-3); padding: 4px 0; font-size: 14px; }
.footer-cols a:hover { color: var(--c-cyan); }

.socials { display: flex; gap: 8px; }
.social {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--t-2);
  transition: all .2s;
}
.social:hover { color: var(--c-cyan); border-color: var(--c-cyan); transform: translateY(-2px); }
.social svg { width: 18px; height: 18px; }
.social.social-ave {
  font-size: 11px; font-weight: 800; letter-spacing: .08em;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 22px;
  color: var(--t-4);
  font-size: 12px;
}
.footer-bottom .risk { color: var(--warn); opacity: .8; }

/* ---------- 错链横幅 ---------- */
.chain-banner {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  z-index: 40;
  background: linear-gradient(90deg, rgba(255, 93, 143, .22), rgba(255, 211, 102, .22));
  border-bottom: 1px solid rgba(255, 93, 143, .45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--t-1);
  animation: slideDown .25s ease;
}
/* 显示横幅时：body 增加额外 padding-top */
body.wrong-chain,
body.has-switch-banner { padding-top: calc(var(--header-h) + 56px); }
body.wrong-chain.has-switch-banner { padding-top: calc(var(--header-h) + 112px); }
@media (max-width: 640px) {
  body.wrong-chain,
  body.has-switch-banner { padding-top: calc(var(--header-h) + 88px); }
  body.wrong-chain.has-switch-banner { padding-top: calc(var(--header-h) + 176px); }
}

/* ---------- 切换钱包提示横幅 ---------- */
.switch-banner {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  z-index: 41;
  background: linear-gradient(90deg, rgba(37, 122, 255, .25), rgba(37, 216, 255, .22));
  border-bottom: 1px solid rgba(95, 200, 255, .55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--t-1);
  animation: slideDown .25s ease;
}
/* 当错链 + 切换钱包同时存在时，把 switch banner 推到下面 */
body.wrong-chain .switch-banner { top: calc(var(--header-h) + 56px); }
@media (max-width: 640px) {
  body.wrong-chain .switch-banner { top: calc(var(--header-h) + 88px); }
}

.switch-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 24px;
  flex-wrap: wrap;
}
.switch-banner-text {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--c-cyan-2);
  font-size: 14px;
  font-weight: 600;
}
.switch-banner-text b {
  color: #fff;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, .1);
  font-family: ui-monospace, monospace;
  font-size: 13px;
  font-weight: 700;
}
.switch-banner-text svg {
  color: var(--c-cyan);
  flex-shrink: 0;
  filter: drop-shadow(0 0 8px rgba(37, 216, 255, .65));
  animation: spinSlow 2.4s linear infinite;
}
@keyframes spinSlow { to { transform: rotate(360deg); } }

.switch-banner-actions { display: inline-flex; gap: 8px; align-items: center; }
.switch-banner-actions .btn-ghost {
  color: var(--t-2);
  border-color: rgba(255, 255, 255, .12);
}
.switch-banner-actions .btn-ghost:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, .35);
}

@media (max-width: 640px) {
  .switch-banner-inner { padding: 10px 18px; }
  .switch-banner-text { font-size: 13px; }
  .switch-banner-actions { width: 100%; }
  .switch-banner-actions .btn { flex: 1; }
}
@keyframes slideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.chain-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 24px;
  flex-wrap: wrap;
}
.chain-banner-text {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #ffd366;
  font-size: 14px;
  font-weight: 600;
}
.chain-banner-text b { color: #fff; padding: 0 4px; }
.chain-banner-text svg { color: #ffd366; flex-shrink: 0; filter: drop-shadow(0 0 8px rgba(255,211,102,.6)); }

/* 连接按钮：错链状态（红色警告） */
.btn.wrong-chain {
  background: linear-gradient(135deg, #ff5d8f 0%, #ff8a5d 100%);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(255, 93, 143, .5), 0 8px 24px -8px rgba(255, 93, 143, .65);
  animation: pulseWarn 1.6s ease-in-out infinite;
}
.btn.wrong-chain .dot {
  background: #fff;
  box-shadow: 0 0 10px #fff;
}
@keyframes pulseWarn {
  0%, 100% { box-shadow: 0 0 0 1px rgba(255, 93, 143, .5), 0 8px 24px -8px rgba(255, 93, 143, .65); }
  50%      { box-shadow: 0 0 0 3px rgba(255, 93, 143, .35), 0 12px 30px -8px rgba(255, 93, 143, .85); }
}

/* 写交易按钮禁用态 */
.btn[disabled], .btn.is-disabled {
  opacity: .55;
  cursor: not-allowed;
  filter: grayscale(.2);
  transform: none !important;
}

/* 错链时整体降低 KPI 区域可用感 */
body.wrong-chain .deposit-form .amount,
body.wrong-chain .deposit-form .meta-row {
  opacity: .8;
}

@media (max-width: 640px) {
  .chain-banner { top: 64px; }
  .chain-banner-inner { padding: 10px 18px; }
  .chain-banner-text { font-size: 13px; }
  .chain-banner-inner .btn { width: 100%; }
}

/* ---------- Modal · 绑定上级地址 ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}
.modal.show { opacity: 1; pointer-events: auto; }
.modal[hidden] { display: none; }

.modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(2, 6, 15, .72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-card {
  position: relative;
  width: 100%;
  max-width: 480px;
  background:
    radial-gradient(120% 80% at 0% 0%, rgba(37, 216, 255, .18), transparent 55%),
    var(--grad-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-xl);
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, .8), 0 0 0 1px rgba(95, 200, 255, .25);
  padding: 28px 28px 24px;
  transform: translateY(16px) scale(.97);
  transition: transform .3s cubic-bezier(.2,.7,.2,1);
}
.modal.show .modal-card { transform: translateY(0) scale(1); }

/* 强制模式下点遮罩 → 抖动提示 */
.modal-card.shake { animation: cardShake .42s cubic-bezier(.36,.07,.19,.97) both; }
@keyframes cardShake {
  10%, 90%  { transform: translateX(-2px); }
  20%, 80%  { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-8px); }
  40%, 60%  { transform: translateX(8px); }
}

.modal-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
}
.modal-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: grid; place-items: center;
  background: var(--grad-primary-soft);
  border: 1px solid var(--border-strong);
  color: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}
.modal-icon svg { width: 22px; height: 22px; }
.modal-head h3 {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--t-1);
}
.modal-sub {
  margin: 0;
  font-size: 13px;
  color: var(--t-3);
  line-height: 1.5;
}
.modal-close {
  width: 32px; height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--t-2);
  display: grid; place-items: center;
  transition: all .2s;
}
.modal-close:hover { color: var(--c-cyan); border-color: var(--c-cyan); }

.modal-body { display: flex; flex-direction: column; gap: 14px; }

.modal-meta {
  background: rgba(8, 18, 38, .55);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
}
.modal-meta-row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px;
}
.modal-meta-row span { color: var(--t-3); }
.modal-meta-row em {
  font-style: normal;
  color: var(--c-cyan-2);
  font-weight: 600;
}

/* readonly 锁死视觉 */
.modal-input.locked {
  border-color: rgba(255, 211, 102, .6);
  background: rgba(255, 211, 102, .06);
  pointer-events: none;
}
.modal-input.locked input {
  color: var(--c-cyan-2);
  font-weight: 700;
  cursor: not-allowed;
}
.modal-input input { font-size: 14px; font-family: ui-monospace, monospace; }

.bind-status {
  min-height: 22px;
  font-size: 12.5px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.bind-tip { color: var(--t-3); }
.bind-tip.error { color: var(--down); }
.bind-tip.success { color: var(--up); }

.bind-locked-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 211, 102, .1);
  border: 1px solid rgba(255, 211, 102, .35);
  color: #ffd366;
  font-size: 12.5px;
}
.bind-locked-banner b { color: #fff; padding: 0 2px; }

.modal-actions {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 10px;
  margin-top: 6px;
}
.modal-actions .btn { width: 100%; }

@media (max-width: 480px) {
  .modal-card { padding: 22px 20px 20px; border-radius: var(--r-lg); }
  .modal-head { grid-template-columns: auto 1fr; }
  .modal-close { grid-column: 2; justify-self: end; margin-top: -32px; }
  .modal-actions { grid-template-columns: 1fr; }
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 20px);
  padding: 12px 20px;
  border-radius: 999px;
  background: rgba(5, 11, 24, .92);
  border: 1px solid var(--border-strong);
  color: var(--t-1);
  font-size: 14px;
  box-shadow: var(--glow-cyan);
  z-index: 100;
  opacity: 0;
  transition: opacity .25s, transform .25s;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
.toast.error { border-color: rgba(255, 93, 143, .55); box-shadow: 0 0 0 1px rgba(255, 93, 143, .35), 0 8px 32px -10px rgba(255, 93, 143, .55); }
.toast.success { border-color: rgba(52, 225, 163, .55); box-shadow: 0 0 0 1px rgba(52, 225, 163, .35), 0 8px 32px -10px rgba(52, 225, 163, .55); }

/* ===========================================================
   响应式
   ========================================================= */
@media (max-width: 1080px) {
  .primary-nav { display: none; }
  .hamburger { display: inline-flex; }
  .deposit-grid { grid-template-columns: 1fr; }
  .deposit-side { grid-template-columns: repeat(3, 1fr); }
  .stats-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .container { padding: 0 18px; }
  .trio-grid { grid-template-columns: 1fr; }
  .contract-grid { grid-template-columns: 1fr; }
  .header-actions .btn-ghost,
  .header-actions .btn-outline { display: none; }
  .hero { padding: 64px 0 72px; }
  .section { padding: 56px 0; }
  .advantage-banner { padding: 24px 20px; }
}

@media (max-width: 640px) {
  :root { --header-h: 64px; }
  .header-inner { gap: 12px; }
  .logo-icon { width: 34px; height: 34px; }
  .logo-text strong { font-size: 14px; }
  .logo-text em { font-size: 9px; }
  .hero-title { font-size: 56px; }
  .hero-cta { width: 100%; flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .deposit-side { grid-template-columns: 1fr; }
  .stats-cards { grid-template-columns: 1fr 1fr; }
  .meta-row { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .rank-table { grid-template-columns: 60px 1fr 1fr; }
  .rank-table .row .col-pct { display: none !important; }
  .kv li { grid-template-columns: 90px 1fr; }
  .kv li .link { grid-column: 1 / -1; justify-self: end; }
  .amount input { font-size: 22px; }
}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--c-cyan); }

/* ---------- 选区 / 焦点 ---------- */
::selection { background: rgba(37, 216, 255, .35); color: #fff; }
:focus-visible { outline: 2px solid var(--c-cyan); outline-offset: 3px; border-radius: 4px; }

/* ---------- 减少动画偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}