/* ============================================================
   ORANGE 空投中心 · 视觉样式
   ============================================================ */

:root {
  --bg: #08090c;
  --bg-soft: #0e1015;
  --card: rgba(20, 22, 30, 0.78);
  --card-solid: #14161e;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --gold: #f7931a;
  --gold-2: #ffb84d;
  --gold-deep: #c96a00;
  --purple: #7c5cff;
  --purple-2: #a78bfa;
  --text: #f4f5f8;
  --muted: #9aa0ae;
  --dim: #6b7180;
  --ok: #34d399;
  --danger: #f87171;
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.9);
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* 背景光晕 */
.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}
.bg-glow-1 {
  width: 620px; height: 620px;
  top: -220px; left: -180px;
  background: radial-gradient(circle, rgba(247, 147, 26, 0.28), transparent 70%);
}
.bg-glow-2 {
  width: 560px; height: 560px;
  bottom: -200px; right: -160px;
  background: radial-gradient(circle, rgba(124, 92, 255, 0.26), transparent 70%);
}

/* ---------- 顶部 ---------- */
.header {
  position: relative;
  z-index: 2;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  background: rgba(8, 9, 12, 0.6);
}
.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}
.brand-badge {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
  color: #0a0a0a;
  font-size: 1rem;
  box-shadow: 0 4px 16px rgba(247, 147, 26, 0.45);
}
.brand-sub {
  margin-left: 0.35rem;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--gold-2);
  font-weight: 700;
  text-transform: uppercase;
}
/* ---------- 主体 ---------- */
.main {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3rem;
  flex: 1;
}

/* Hero */
.hero { text-align: center; max-width: 720px; margin: 0 auto 2rem; }
.hero-tag {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  font-weight: 800;
  color: var(--gold-2);
  border: 1px solid rgba(247, 147, 26, 0.4);
  background: rgba(247, 147, 26, 0.08);
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.hero-title {
  font-size: clamp(1.7rem, 5vw, 2.9rem);
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.01em;
}
.grad {
  background: linear-gradient(100deg, var(--gold-2), #fff 40%, var(--purple-2) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-desc {
  margin-top: 0.9rem;
  color: var(--muted);
  font-size: 0.9rem;
}

/* 统计 */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.75rem;
}
.stat {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  border-radius: var(--r-md);
  padding: 0.85rem 0.6rem;
}
.stat-num {
  display: block;
  font-size: 1.15rem;
  font-weight: 900;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.stat-label { font-size: 0.68rem; color: var(--dim); }

/* 面板 */
.panel {
  position: relative;
  border: 1px solid var(--line-strong);
  background: var(--card);
  backdrop-filter: blur(18px);
  border-radius: var(--r-lg);
  padding: 1.6rem;
  box-shadow: var(--shadow);
  max-width: 640px;
  margin: 0 auto;
  overflow: hidden;
}
.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(247,147,26,.5), transparent 35%, transparent 65%, rgba(124,92,255,.45));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.step { display: none; }
.step.active { display: block; animation: fadeUp 0.35s ease both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.step-head { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 1.2rem; }
.step-no {
  font-size: 0.68rem;
  font-weight: 900;
  color: #0a0a0a;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  padding: 0.15rem 0.45rem;
  border-radius: 5px;
  letter-spacing: 0.05em;
}
.step-head h2 { font-size: 1.02rem; font-weight: 800; }

/* 输入 */
.field { display: block; margin-bottom: 1.1rem; }
.field-label {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  margin-bottom: 0.45rem;
  letter-spacing: 0.02em;
}
.input-wrap {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--line-strong);
  background: rgba(0, 0, 0, 0.45);
  border-radius: var(--r-sm);
  padding: 0.25rem 0.35rem 0.25rem 0.85rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.input-wrap:focus-within {
  border-color: rgba(247, 147, 26, 0.7);
  box-shadow: 0 0 0 3px rgba(247, 147, 26, 0.14);
}
.input-wrap.invalid {
  border-color: rgba(248, 113, 113, 0.75);
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.12);
}
#addr {
  flex: 1;
  min-width: 0;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 0.88rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  padding: 0.55rem 0;
}
#addr::placeholder { color: #4a4f5c; }
.mini-btn {
  flex-shrink: 0;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-size: 0.72rem;
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.18s;
}
.mini-btn:hover { color: #fff; border-color: var(--gold); background: rgba(247, 147, 26, 0.12); }

/* 输入框内的链标识（逻辑属性，RTL 下自动镜像） */
.in-chain {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-inline-end: 1px solid var(--line);
  padding-inline-end: 0.6rem;
  margin-inline-end: 0.1rem;
}
.in-chain .chain-ico {
  width: 18px; height: 18px;
  font-size: 0.55rem;
}
.in-chain em {
  font-style: normal;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--text);
}
.field-hint { display: block; font-size: 0.68rem; color: var(--dim); margin-top: 0.4rem; }
.field-hint.err { color: var(--danger); }
.field-hint.ok { color: var(--ok); }

/* 链选择 */
.chains {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
}
.chain-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 0.75rem 0.4rem 0.65rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--r-md);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.18s;
  font-family: inherit;
}
.chain-card:hover { border-color: var(--line-strong); color: #fff; }
.chain-card.active {
  border-color: rgba(38, 161, 123, 0.85);
  background: linear-gradient(165deg, rgba(38, 161, 123, 0.16), rgba(247, 147, 26, 0.06));
  color: #fff;
  box-shadow: 0 0 0 3px rgba(38, 161, 123, 0.12), 0 10px 24px -12px rgba(38, 161, 123, 0.7);
}
.chain-card.active::after {
  content: "✓";
  position: absolute;
  top: 6px; inset-inline-end: 7px;
  width: 16px; height: 16px;
  display: grid; place-items: center;
  font-size: 0.6rem;
  font-weight: 900;
  color: #04241a;
  background: var(--ok);
  border-radius: 50%;
}
.chain-ico {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 50%;
  font-size: 0.85rem;
  color: #0a0a0a;
  font-weight: 900;
}
.ico-bnb { background: linear-gradient(135deg, #f3ba2f, #d69e12); }
.ico-eth { background: linear-gradient(135deg, #8c9eff, #5b6bd6); color: #fff; }
.ico-trx { background: linear-gradient(135deg, #ff5c5c, #c62828); color: #fff; }
.chain-name { font-size: 0.76rem; font-weight: 800; }
.chain-std { font-size: 0.6rem; color: var(--dim); letter-spacing: 0.04em; }
.chain-card.active .chain-std { color: var(--ok); }

/* 链上直领提示 */
.direct-note {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  border: 1px solid rgba(38, 161, 123, 0.28);
  background: rgba(38, 161, 123, 0.08);
  border-radius: var(--r-sm);
  padding: 0.6rem 0.7rem;
  font-size: 0.72rem;
  line-height: 1.5;
  color: #9de9c9;
  margin-bottom: 1.1rem;
}
.direct-ico { flex-shrink: 0; }

/* 主按钮 */
.btn-primary {
  position: relative;
  width: 100%;
  border: none;
  border-radius: var(--r-md);
  padding: 0.95rem 1rem;
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: #100b03;
  background: linear-gradient(135deg, #ffc46b, var(--gold) 55%, var(--gold-deep));
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.15s, box-shadow 0.25s, filter 0.2s;
  box-shadow: 0 12px 30px -10px rgba(247, 147, 26, 0.75);
}
.btn-primary:hover { filter: brightness(1.06); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0) scale(0.995); }
.btn-primary[disabled] { filter: grayscale(0.5) brightness(0.8); cursor: not-allowed; transform: none; }
.btn-shine {
  position: absolute;
  top: 0; left: -60%;
  width: 45%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-18deg);
  animation: shine 3.2s ease-in-out infinite;
}
@keyframes shine { 0%{left:-60%} 45%{left:130%} 100%{left:130%} }
.btn-text { position: relative; z-index: 1; }

.btn-ghost {
  width: 100%;
  margin-top: 0.65rem;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--muted);
  border-radius: var(--r-md);
  padding: 0.7rem;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.18s;
}
.btn-ghost:hover { color: #fff; border-color: var(--gold); }

.fine {
  margin-top: 0.8rem;
  font-size: 0.68rem;
  color: var(--dim);
  text-align: center;
}

/* ---------- 转盘 ---------- */
.wheel-stage {
  position: relative;
  width: min(340px, 76vw);
  aspect-ratio: 1;
  margin: 0.5rem auto 1.5rem;
  display: grid;
  place-items: center;
}
.wheel-stage::after {
  content: "";
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247, 147, 26, 0.25), transparent 68%);
  filter: blur(16px);
  z-index: -1;
}
#wheel {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 50%;
  box-shadow:
    0 0 0 6px rgba(255, 255, 255, 0.06),
    0 0 0 10px rgba(247, 147, 26, 0.18),
    0 26px 60px -18px rgba(0, 0, 0, 0.95);
  transform: rotate(0deg);
  will-change: transform;
}
.wheel-pointer {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 13px solid transparent;
  border-right: 13px solid transparent;
  border-top: 26px solid var(--gold-2);
  filter: drop-shadow(0 4px 10px rgba(247, 147, 26, 0.8));
  z-index: 3;
}
.wheel-hub {
  position: absolute;
  width: 26%;
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 35% 30%, #2a2d38, #101218 70%);
  border: 2px solid rgba(247, 147, 26, 0.55);
  box-shadow: 0 0 0 6px rgba(8, 9, 12, 0.9), inset 0 0 20px rgba(247, 147, 26, 0.25);
  z-index: 2;
}
.wheel-hub span {
  font-size: clamp(0.5rem, 2.2vw, 0.68rem);
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--gold-2);
}

/* 进度 */
.progress-bar {
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.progress-bar i {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--purple), var(--gold));
  transition: width 0.2s linear;
}
.progress-text {
  margin-top: 0.7rem;
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* ---------- 结果 ---------- */
.result-card {
  position: relative;
  border-radius: var(--r-md);
  border: 1px solid rgba(247, 147, 26, 0.45);
  background: linear-gradient(160deg, rgba(247, 147, 26, 0.14), rgba(124, 92, 255, 0.1) 70%, transparent);
  padding: 1.5rem 1.2rem;
  text-align: center;
  margin-bottom: 1.1rem;
  overflow: hidden;
}
.result-card::after {
  content: "";
  position: absolute;
  inset: -40% -10% auto -10%;
  height: 200%;
  background: radial-gradient(circle at 50% 0%, rgba(255, 214, 140, 0.18), transparent 55%);
  pointer-events: none;
}
.result-kicker { font-size: 0.74rem; color: var(--gold-2); letter-spacing: 0.16em; font-weight: 800; }
.result-prize {
  margin: 0.35rem 0 0.15rem;
  font-size: clamp(1.8rem, 7vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  background: linear-gradient(100deg, #fff, var(--gold-2) 60%, #fff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.result-sub { font-size: 0.8rem; color: var(--muted); }
.result-meta {
  position: relative;
  margin-top: 1.1rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.14);
  padding-top: 0.85rem;
  display: grid;
  gap: 0.45rem;
}
.result-meta div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.74rem;
}
.result-meta span { color: var(--dim); }
.result-meta b { color: #fff; font-weight: 700; font-family: ui-monospace, Menlo, Consolas, monospace; }

/* ---------- 规则 ---------- */
.rules {
  max-width: 640px;
  margin: 1.75rem auto 0;
  border-top: 1px solid var(--line);
  padding-top: 1.4rem;
}
.rules h3 { font-size: 0.86rem; color: var(--muted); margin-bottom: 0.6rem; font-weight: 800; }
.rules ol { padding-left: 1.1rem; display: grid; gap: 0.35rem; }
.rules li { font-size: 0.78rem; color: var(--dim); }

/* ---------- 页脚 ---------- */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding: 1.5rem 1.25rem 2rem;
  text-align: center;
  font-size: 0.74rem;
  color: var(--dim);
}
.footer-dim { margin-top: 0.3rem; font-size: 0.68rem; color: #4f5460; }

/* ---------- 弹窗 ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(4, 5, 8, 0.82);
  backdrop-filter: blur(10px);
}
.modal.show { display: flex; animation: fadeUp 0.22s ease both; }
.modal-card {
  width: 100%;
  max-width: 380px;
  border-radius: var(--r-lg);
  border: 1px solid rgba(248, 113, 113, 0.35);
  background: linear-gradient(165deg, #1a1620, #101218);
  padding: 1.6rem 1.3rem 1.3rem;
  text-align: center;
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, 0.95);
}
.modal-icon {
  width: 52px; height: 52px;
  margin: 0 auto 0.9rem;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  background: radial-gradient(circle at 35% 30%, #ef4444, #991b1b);
  box-shadow: 0 0 0 6px rgba(239, 68, 68, 0.13), 0 10px 24px -8px rgba(239, 68, 68, 0.8);
}
.modal-card h3 { font-size: 1.1rem; font-weight: 900; }
.modal-msg { margin-top: 0.55rem; font-size: 0.82rem; color: #c8ccd6; }
.modal-code {
  margin-top: 0.85rem;
  font-size: 0.66rem;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  color: #7b8090;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.45rem 0.5rem;
  word-break: break-all;
}
.btn-primary.small {
  margin-top: 1.1rem;
  padding: 0.7rem;
  font-size: 0.84rem;
}

/* ---------- toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 2rem;
  transform: translate(-50%, 20px);
  z-index: 120;
  padding: 0.65rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(22, 24, 32, 0.96);
  color: #fff;
  font-size: 0.8rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s, transform 0.22s;
  max-width: calc(100vw - 2rem);
  text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 响应式 ---------- */
@media (max-width: 640px) {
  .main { padding: 1.6rem 1rem 2.5rem; }
  .panel { padding: 1.25rem; border-radius: 18px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stats .stat:last-child { grid-column: span 2; }
  .hero-desc { font-size: 0.82rem; }
  .result-meta div { font-size: 0.7rem; }
}

@media (max-width: 400px) {
  .header-inner { padding: 0.75rem 0.9rem; gap: 0.5rem; }
  .brand { font-size: 1rem; }
  .brand-badge { width: 28px; height: 28px; font-size: 0.85rem; }
  .brand-sub { font-size: 0.55rem; letter-spacing: 0.1em; }
  .stat-num { font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  .btn-shine { animation: none; display: none; }
  .step.active, .modal.show { animation: none; }
}

/* ============================================================
   语言选择器
   ============================================================ */
.lang-picker { position: relative; flex-shrink: 0; }
.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0.4rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all 0.18s;
  font-family: inherit;
}
.lang-btn:hover { border-color: var(--gold); background: rgba(247, 147, 26, 0.1); }
.lang-btn.is-auto { border-color: rgba(38, 161, 123, 0.45); }
.lang-caret { font-size: 0.6rem; color: var(--dim); }

/* 旗标：内联 SVG，跨平台一致（Windows 无国旗 emoji 字体） */
.lang-flag {
  width: 22px;
  height: 15px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.14);
}
.lang-flag svg { width: 100%; height: 100%; display: block; }
.lang-btn .lang-flag { width: 19px; height: 13px; }
.lang-flag-auto {
  background: none;
  box-shadow: none;
  color: #9de9c9;
  padding: 1px;
}
.lang-flag-auto svg { width: 15px; height: 15px; }

.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  inset-inline-end: 0;
  width: 240px;
  max-height: min(74vh, 520px);
  overflow-y: auto;
  background: #14161e;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  padding: 0.35rem;
  box-shadow: 0 22px 50px -12px rgba(0, 0, 0, 0.92);
  z-index: 60;
  text-align: start;
  scrollbar-width: thin;
}
.lang-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  background: none;
  border: none;
  color: var(--muted);
  padding: 0.5rem 0.55rem;
  border-radius: 8px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
  text-align: start;
}
.lang-item:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
.lang-item.active { background: rgba(38, 161, 123, 0.18); color: #9de9c9; font-weight: 800; }
.lang-native { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lang-sep { height: 1px; background: var(--line); margin: 0.3rem 0.2rem; }
.lang-auto .lang-native { font-style: italic; }

/* ============================================================
   RTL（阿拉伯语）
   ============================================================ */
[dir="rtl"] body {
  font-family: "Noto Sans Arabic", "Segoe UI", Tahoma, "PingFang SC", "Microsoft YaHei", sans-serif;
}
[dir="rtl"] .rules ol { padding-inline-start: 1.1rem; padding-left: 0; }
[dir="rtl"] .progress-bar { direction: ltr; }
[dir="rtl"] .wheel-hub span { letter-spacing: 0.06em; }

/* 日文/韩文补充字体 */
:lang(ja) body, html[lang="ja"] body {
  font-family: "Hiragino Sans", "Yu Gothic", "Meiryo", -apple-system, "PingFang SC", sans-serif;
}
html[lang="ko"] body {
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", -apple-system, "PingFang SC", sans-serif;
}