/* ============================================================
   LBT DApp — NovaStar 主题
   暗黑底 + 数字黄金主色 / 移动优先 / 桌面居中 App 容器
   ============================================================ */

:root {
  --bg-page: #e9edf3;          /* 页面外底（仿截图浅灰） */
  --bg-app: #16181d;           /* App 主底 */
  --bg-card: #1e2127;          /* 卡片底 */
  --bg-card-2: #262a32;        /* 卡片内嵌块 */
  --bg-topbar: #111317;
  --gold: #f0b429;             /* 主金色 */
  --gold-deep: #c98a12;
  --gold-soft: rgba(240, 180, 41, .12);
  --green: #7ed321;
  --red: #e54545;
  --text-1: #f3f4f6;
  --text-2: #9aa1ad;
  --text-3: #6b7280;
  --line: rgba(255, 255, 255, .07);
  --radius: 16px;
  --radius-lg: 22px;
  --shadow-btn: 0 6px 14px rgba(240, 180, 41, .35), inset 0 1px 0 rgba(255,255,255,.35);
  --font-display: "Rajdhani", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { -webkit-tap-highlight-color: transparent; }

html, body { background: var(--bg-page); }

body {
  font-family: var(--font-body);
  color: var(--text-1);
  min-height: 100vh;
}

/* ---------- App 外框：移动全宽，桌面居中（仿截图） ---------- */
.app-shell {
  max-width: 560px;
  margin: 0 auto;
  background: var(--bg-app);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  box-shadow: 0 0 40px rgba(0, 0, 0, .25);
}
@media (min-width: 600px) {
  .app-shell { margin: 24px auto; min-height: calc(100vh - 48px); border-radius: 18px; }
}

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 980;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  background: var(--bg-topbar);
  border-bottom: 1px solid var(--line);
}
.burger {
  width: 34px; height: 26px; border: 0; background: none; padding: 0;
  display: flex; flex-direction: column; justify-content: space-between;
  position: relative; z-index: 1090; cursor: pointer;
  touch-action: manipulation; -webkit-tap-highlight-color: transparent;
}
.burger span { display: block; height: 3.5px; border-radius: 2px; background: var(--gold); transition: .25s; pointer-events: none; }
.burger:hover span:nth-child(2) { width: 70%; }

.topbar-right { display: flex; align-items: center; gap: 10px; }

.lang-btn {
  width: 38px; height: 38px; border-radius: 50%;
  background: #1c1f25; border: 1px solid var(--line);
  color: var(--text-1); font-weight: 700; font-size: .78rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 3px 8px rgba(0,0,0,.4);
}
.lang-btn:hover { border-color: var(--gold); color: var(--gold); }

.btn-wallet {
  background: linear-gradient(180deg, #ffd35c 0%, var(--gold) 45%, var(--gold-deep) 100%);
  color: #2a1c00; font-weight: 800; letter-spacing: .02em;
  border: 0; border-radius: 999px; padding: 9px 20px;
  box-shadow: var(--shadow-btn);
  transition: transform .15s ease;
}
.btn-wallet:active { transform: scale(.96); }

/* ---------- 通用金色按钮 ---------- */
.btn-gold {
  display: block; width: 100%;
  background: linear-gradient(180deg, #ffd35c 0%, var(--gold) 45%, var(--gold-deep) 100%);
  color: #2a1c00; font-weight: 800; font-size: 1.02rem;
  border: 0; border-radius: 999px; padding: 12px 18px;
  box-shadow: var(--shadow-btn);
  transition: transform .15s ease, filter .15s;
}
.btn-gold:hover { filter: brightness(1.05); color:#2a1c00; }
.btn-gold:active { transform: scale(.97); }
.btn-gold:disabled { filter: grayscale(.6); opacity: .6; }

.btn-ghost-gold {
  display: block; width: 100%;
  background: transparent; color: var(--gold);
  border: 1px solid var(--gold); border-radius: 999px;
  font-weight: 700; padding: 11px 18px;
  transition: background .15s;
}
.btn-ghost-gold:hover { background: var(--gold-soft); color: var(--gold); }

/* ---------- 卡片 ---------- */
.card-dark {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px 18px;
}
.card-title-row { font-size: 1.35rem; font-weight: 800; letter-spacing: .01em; }

.inner-block {
  background: var(--bg-card-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
}

.label { color: var(--text-2); font-size: .85rem; }
.value { font-weight: 700; }
.muted { color: var(--text-3); }
.text-gold { color: var(--gold) !important; }
.text-green { color: var(--green) !important; }
.text-red { color: var(--red) !important; }

.divider { border-top: 1px solid var(--line); margin: 18px 0; }

/* ---------- 价格英雄区 ---------- */
.price-hero { text-align: center; padding: 6px 0 2px; }
.price-hero .label { letter-spacing: .12em; text-transform: uppercase; }
.price-hero .price { font-family: var(--font-display); font-size: 2.3rem; font-weight: 700; }

/* ---------- 统计栅格 ---------- */
.stat-cell { text-align: center; padding: 12px 6px; }
.stat-cell .v { font-family: var(--font-display); font-size: 1.18rem; font-weight: 700; }
.stat-cell .k { color: var(--text-2); font-size: .76rem; margin-top: 2px; }

/* ---------- 市场开放进度卡（仿绿色 Sync 卡 → 金色） ---------- */
.card-outline-gold {
  border: 1.5px solid var(--gold);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 80% 0%, rgba(240,180,41,.10), transparent 60%),
    var(--bg-card);
  padding: 22px 18px; text-align: center;
}
.eyebrow { letter-spacing: .35em; font-size: .72rem; font-weight: 700; color: var(--gold); text-transform: uppercase; }
.big-pct { font-family: var(--font-display); font-size: 3rem; font-weight: 700; color: var(--gold); line-height: 1.1; }

.progress-thin { height: 8px; background: rgba(255,255,255,.08); border-radius: 99px; overflow: hidden; }
.progress-thin .bar { height: 100%; background: linear-gradient(90deg, var(--gold-deep), #ffd35c); border-radius: 99px; width: 0; transition: width 1.2s ease; }

.legend-dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; margin-right: 5px; }

/* ---------- NFT 认购卡（仿 ILO 橙色卡） ---------- */
.card-outline-fire {
  border: 1.5px solid #ff8a2a;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(110% 90% at 20% 0%, rgba(255,138,42,.14), transparent 55%),
    linear-gradient(160deg, #221a26, #181317);
  padding: 26px 18px; text-align: center;
}
.fire-title { font-size: 1.9rem; font-weight: 800; }
.fire-title .live { color: #ff8a2a; }
.btn-fire {
  background: linear-gradient(180deg, #ffa64d, #f07814);
  color: #2a1300; font-weight: 800; border: 0; border-radius: 14px;
  padding: 12px 28px; box-shadow: 0 6px 14px rgba(240,120,20,.35);
}
.btn-fire:hover { filter: brightness(1.06); color:#2a1300; }

/* ---------- 双翼引擎入口 ---------- */
.wing-card {
  background: var(--bg-card-2); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px; height: 100%;
  transition: border-color .2s, transform .2s;
}
.wing-card:hover { border-color: var(--gold); transform: translateY(-2px); }
.wing-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: 10px;
  background: var(--gold-soft); color: var(--gold);
}

/* ---------- 路线图 ---------- */
.roadmap { position: relative; padding-left: 22px; }
.roadmap::before { content: ""; position: absolute; left: 6px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(var(--gold), transparent); }
.rm-item { position: relative; padding-bottom: 18px; }
.rm-item::before {
  content: ""; position: absolute; left: -22px; top: 5px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg-app); border: 3px solid var(--gold);
}
.rm-item .t { font-weight: 800; }
.rm-item .d { color: var(--text-2); font-size: .86rem; }

/* ---------- 侧边抽屉 ---------- */
.drawer {
  position: fixed; top: 0; bottom: 0; left: 0; z-index: 1050;
  width: 290px; max-width: 84vw;
  background: #1b1e24;
  transform: translateX(-105%);
  transition: transform .3s ease;
  overflow-y: auto;
  border-right: 1px solid var(--line);
  padding: 26px 18px 40px;
}
.drawer.open { transform: translateX(0); }
@media (min-width: 600px) {
  .drawer { position: absolute; }
}
.drawer-mask {
  position: fixed; inset: 0; z-index: 1045;
  background: rgba(0,0,0,.55); backdrop-filter: blur(2px);
  opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .3s, visibility .3s;
}
.drawer-mask.show { opacity: 1; visibility: visible; pointer-events: auto; }
@media (min-width: 600px) { .drawer-mask { position: absolute; } }

.drawer-logo { text-align: center; margin-bottom: 14px; }
.drawer-logo img { width: 86px; height: 86px; border-radius: 50%; box-shadow: 0 0 28px rgba(240,180,41,.35); }
.drawer-logo .name { font-family: var(--font-display); font-size: 1.7rem; font-weight: 700; letter-spacing: .06em; margin-top: 8px; }

.stage-pill {
  display: inline-block; padding: 5px 16px; border-radius: 999px;
  background: linear-gradient(90deg, #ffd35c, var(--gold-deep));
  color: #2a1c00; font-weight: 800; font-size: .78rem; letter-spacing: .05em;
  box-shadow: 0 0 18px rgba(240,180,41,.5);
}

.nav-drawer { margin-top: 18px; }
.nav-drawer .nav-item-lv1 {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 12px; border-radius: 12px;
  color: var(--text-1); font-weight: 700; letter-spacing: .03em;
  text-decoration: none; cursor: pointer;
}
.nav-drawer .nav-item-lv1:hover { background: rgba(255,255,255,.04); }
.nav-drawer .nav-item-lv1.active {
  color: var(--gold); border: 1px solid var(--gold); border-radius: 999px;
}
.nav-drawer .sub { padding-left: 14px; }
.nav-drawer .sub a {
  display: block; padding: 9px 12px; color: var(--text-2);
  font-size: .92rem; text-decoration: none; border-radius: 10px;
}
.nav-drawer .sub a:hover { color: var(--gold); background: rgba(255,255,255,.03); }
.nav-drawer .caret { transition: transform .25s; font-size: .8rem; color: var(--text-2); }
.nav-drawer [aria-expanded="true"] .caret { transform: rotate(180deg); }

/* ---------- 钱包抽屉（右侧/全屏面板） ---------- */
.wallet-panel {
  position: fixed; top: 0; bottom: 0; right: 0; z-index: 1060;
  width: 100%; max-width: 560px;
  background: var(--bg-app);
  transform: translateX(105%); transition: transform .3s ease;
  overflow-y: auto; padding: 22px 20px 40px;
}
.wallet-panel.open { transform: translateX(0); }
@media (min-width: 600px) { .wallet-panel { position: absolute; } }

.asset-row {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-card-2); border: 1px solid var(--line);
  border-radius: 14px; padding: 14px; margin-bottom: 12px;
}
.asset-row.hl {
  background: linear-gradient(100deg, var(--gold-deep), #5a3c05 45%, #1e2127 100%);
  border-color: var(--gold);
}
.token-ico {
  width: 34px; height: 34px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .8rem; margin-right: 10px;
  background: var(--gold-soft); color: var(--gold); border: 1px solid var(--gold);
}
.invite-box {
  background: var(--bg-card-2); border: 1px solid var(--line);
  border-radius: 12px; padding: 12px; font-size: .82rem;
  word-break: break-all; color: var(--text-2);
}
.icon-btn { background: none; border: 0; color: var(--text-2); font-size: 1.1rem; }
.icon-btn:hover { color: var(--gold); }

/* ---------- 倒计时 ---------- */
.cd-cell {
  background: var(--bg-card-2); border: 1px solid var(--line);
  border-radius: 12px; padding: 10px 0; text-align: center; min-width: 62px;
}
.cd-cell .n { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--gold); }
.cd-cell .u { font-size: .7rem; color: var(--text-2); }

/* ---------- Toast ---------- */
.toast-lbt {
  position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%) translateY(20px);
  background: #2a2d35; color: var(--text-1); border: 1px solid var(--gold);
  padding: 10px 22px; border-radius: 999px; font-size: .9rem;
  opacity: 0; pointer-events: none; transition: .3s; z-index: 2000;
  white-space: nowrap;
}
.toast-lbt.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- 页脚 ---------- */
.app-footer { padding: 26px 18px 36px; text-align: center; color: var(--text-3); font-size: .8rem; }
.app-footer a { color: var(--text-2); text-decoration: none; margin: 0 8px; }
.app-footer a:hover { color: var(--gold); }

/* ---------- 动效与可达性 ---------- */
.fade-up { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.in { opacity: 1; transform: none; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ---------- 创世认购页 ---------- */
.tier-card { position: relative; overflow: hidden; }
.tier-card .ribbon {
  position: absolute; top: 14px; right: -34px; transform: rotate(40deg);
  width: 130px; text-align: center; font-size: .68rem; font-weight: 800;
  padding: 4px 0; letter-spacing: .06em;
}
.ribbon.gold { background: linear-gradient(90deg,#ffd35c,var(--gold-deep)); color:#2a1c00; }
.ribbon.gray { background:#3a3f49; color:#cfd4dd; }
.tier-head { display:flex; align-items:center; gap:12px; }
.tier-ico {
  width:52px; height:52px; border-radius:14px; flex:0 0 52px;
  display:flex; align-items:center; justify-content:center; font-size:1.5rem;
  background:var(--gold-soft); color:var(--gold); border:1px solid rgba(240,180,41,.35);
}
.tier-price { font-family:var(--font-display); font-size:1.7rem; font-weight:700; color:var(--gold); }
.benefit { list-style:none; padding:0; margin:0; }
.benefit li { display:flex; justify-content:space-between; padding:7px 0; border-bottom:1px dashed var(--line); font-size:.88rem; }
.benefit li:last-child { border-bottom:0; }
.step-pill {
  display:flex; align-items:center; gap:10px; padding:10px 12px;
  background:var(--bg-card-2); border:1px solid var(--line); border-radius:12px; margin-bottom:10px;
}
.step-no {
  width:26px; height:26px; border-radius:50%; flex:0 0 26px;
  background:var(--gold); color:#2a1c00; font-weight:800; font-size:.85rem;
  display:flex; align-items:center; justify-content:center;
}
.status-grid .inner-block { height:100%; text-align:center; padding:10px 2px; }
.status-grid .v { font-weight:800; font-size:0.95rem; white-space:nowrap; letter-spacing:-0.02em; }
.status-grid .k { color:var(--text-2); font-size:.7rem; margin-top:2px; line-height:1.2; }

/* SPA：路由切换时页面最小高度，避免页脚跳动 */
#app main { min-height: 60vh; }

/* 钱包按钮：错链警告态 */
.btn-wallet-warn {
  background: linear-gradient(180deg, #ff7a5c 0%, #e54545 60%, #b32d2d 100%) !important;
  color: #fff !important;
  animation: warnPulse 1.6s ease-in-out infinite;
}
@keyframes warnPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(229,69,69,.5);} 50% { box-shadow: 0 0 0 6px rgba(229,69,69,0);} }

/* 语言国旗选择器 */
.lang-picker { position: relative; display: inline-block; }
.lang-btn.flag { padding: 5px 8px; line-height: 0; background: #102744; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
.flag-img { width: 24px; height: 18px; object-fit: cover; border-radius: 3px; display: block; box-shadow: 0 0 0 1px rgba(255,255,255,.12); }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 1100;
  background: var(--bg-card, #1c1f25); border: 1px solid var(--line);
  border-radius: 12px; padding: 6px; min-width: 160px;
  box-shadow: 0 8px 24px rgba(0,0,0,.45); max-height: 60vh; overflow-y: auto;
}
.lang-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 8px 10px; background: none; border: 0; border-radius: 8px;
  color: var(--text-1, #eaf2ff); cursor: pointer; text-align: left; font-size: .95rem;
}
.lang-item:hover { background: rgba(255,255,255,.06); }
.lang-item.active { background: var(--gold-soft); color: var(--gold); }
.lang-item .flag-img { width: 22px; height: 16px; }