:root{--color-bg: #0A0807;--color-bg-elevated: #131110;--color-bg-card: #181513;--color-bg-card-2: #1F1810;--color-border: #1C1814;--color-border-strong: #2A241B;--color-border-bright: #3A2F22;--color-fg: #F0EBE1;--color-fg-2: #998F7E;--color-fg-3: #8A7F70;--color-fg-4: #5E5447;--color-accent: #C9A472;--color-accent-dim: #2A2218;--color-accent-bright: #E0BD8A;--color-accent-shine: #F2D89F;--color-accent-deep: #8B7355;--color-warn: #E0954C;--color-error: #B84F3F;--font-display: "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;--font-sans: "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;--font-mono: ui-monospace, "SF Mono", Consolas, 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22px;position:relative}.card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;padding:1px;background:linear-gradient(180deg,rgba(201,164,114,.35) 0%,transparent 25%,transparent 75%,rgba(201,164,114,.18) 100%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}h1{font-family:var(--font-display);font-size:19px;font-weight:600;margin:0 0 6px;color:var(--color-fg)}.meta{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.04em;color:var(--color-fg-3);margin:0 0 18px;line-height:1.6;word-break:break-all}.label-mono{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;color:var(--color-fg-3)}code{font-family:var(--font-mono);background:var(--color-bg-elevated);border:1px solid var(--color-border);padding:2px 6px;font-size:11px;color:var(--color-fg-2);word-break:break-all}.muted{color:var(--color-fg-3);font-size:13px}a{color:var(--color-accent);text-decoration:none}a:hover{color:var(--color-accent-bright)}.back-link{display:inline-block;margin:0 0 18px;padding:0;border:none;background:none;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--color-fg-3);cursor:pointer;transition:color .15s}.back-link:hover{color:var(--color-fg-2)}.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:6px 0 18px}.seg button{border:1px solid var(--color-border-strong);background:var(--color-bg-elevated);color:var(--color-fg-2);font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;padding:10px;cursor:pointer;transition:border-color .15s,color .15s,background .15s}.seg button:hover{border-color:var(--color-accent-deep)}.seg button.active{border-color:var(--color-accent-deep);background:var(--color-accent-dim);color:var(--color-accent)}.rate-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:-8px 0 16px}.rate-text{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.04em;color:var(--color-fg-2);line-height:1.5}.rate-time{color:var(--color-fg-4)}.btn-sync{flex-shrink:0;border:1px solid var(--color-border-strong);background:var(--color-bg-elevated);color:var(--color-fg-2);font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;padding:6px 10px;cursor:pointer;transition:border-color .15s,color .15s}.btn-sync:hover:not(:disabled){border-color:var(--color-accent-deep);color:var(--color-accent)}.btn-sync:disabled{opacity:.5;cursor:default}.qr-box{display:block;width:-moz-fit-content;width:fit-content;margin:4px auto 14px;background:#fff;padding:12px}.addr-row{display:flex;align-items:stretch;gap:8px;margin:12px 0}.addr-row .addr{flex:1;min-width:0;border:1px solid var(--color-border-strong);background:var(--color-bg-elevated);padding:10px 12px;font-family:var(--font-mono);font-size:11px;color:var(--color-fg);word-break:break-all}.pkg-list{display:flex;flex-direction:column;gap:10px}.pkg-row{display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid var(--color-border-strong);background:var(--color-bg-elevated);padding:15px 16px;cursor:pointer;transition:border-color .15s,background .15s}.pkg-row:hover{border-color:var(--color-accent-deep)}.pkg-row.selected{border-color:var(--color-accent-deep);background:var(--color-accent-dim)}.pkg-name{font-family:var(--font-display);font-size:15px;font-weight:600;color:var(--color-fg)}.pkg-name .en{font-family:var(--font-mono);font-size:11px;font-weight:400;color:var(--color-fg-3);margin-left:6px}.pkg-sub{font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;color:var(--color-accent);margin-top:4px}.pkg-price{text-align:right;white-space:nowrap}.pkg-price 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.total{font-family:var(--font-mono);font-size:18px;font-weight:700;color:var(--color-fg)}.summary .gas{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--color-accent);margin-top:2px}.notice{border-left:2px solid var(--color-warn);background:#e0954c12;color:var(--color-warn);font-size:12px;line-height:1.6;padding:10px 12px;margin:18px 0}.alert-error{border-left:2px solid var(--color-error);background:#b84f3f12;color:var(--color-error);font-size:12px;padding:10px 12px;margin:14px 0 0}.btn-primary{display:block;width:100%;margin-top:18px;border:1px solid var(--color-accent-deep);background:var(--color-accent-dim);color:var(--color-accent-bright);font-family:var(--font-display);font-size:14px;font-weight:600;letter-spacing:.06em;padding:13px 18px;cursor:pointer;text-align:center;position:relative;overflow:hidden;isolation:isolate;transition:background .15s,color .15s}.btn-primary:hover:not(:disabled){background:#332817;color:var(--color-accent-shine)}.btn-primary:disabled{opacity:.45;cursor:default}.btn-primary:after{content:"";position:absolute;top:0;bottom:0;left:0;width:30%;background:linear-gradient(100deg,transparent 0%,rgba(242,216,159,.45) 50%,transparent 100%);transform:translate(-200%) skew(-22deg);pointer-events:none;z-index:1}.btn-primary:hover:not(:disabled):after{animation:shine-sweep 1.05s cubic-bezier(.16,1,.3,1) forwards}@keyframes shine-sweep{to{transform:translate(380%) skew(-22deg)}}.kv{display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid var(--color-border-strong);background:var(--color-bg-elevated);padding:13px 16px;margin:10px 0;font-size:13px}.kv>span:first-child{color:var(--color-fg-3);font-family:var(--font-mono);font-size:11px;letter-spacing:.06em}.kv strong{color:var(--color-fg);font-family:var(--font-mono)}.badge{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;padding:3px 8px;border:1px solid var(--color-border-bright);color:var(--color-fg-2);text-transform:uppercase}.badge.paid{border-color:var(--color-accent-deep);color:var(--color-accent)}.badge.failed{border-color:var(--color-error);color:var(--color-error)}.badge.mismatch{border-color:var(--color-warn);color:var(--color-warn)}@keyframes vault-rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.fade-up{animation:vault-rise .6s cubic-bezier(.16,1,.3,1) both}.center-link{margin-top:20px;text-align:center;font-family:var(--font-mono);font-size:12px}