:root{--brand-accent: #4338ca;--brand-accent-2: #0e7490;--bg: #f8f9fa;--card: #ffffff;--ink: #1f2937;--ink-soft: #5f6368;--border: #e5e7eb;--hover: #f1f3f4;--danger: #ea4335;--shadow: 0 1px 2px rgba(60, 64, 67, .2), 0 8px 24px rgba(60, 64, 67, .12);--shadow-lg: 0 16px 48px rgba(60, 64, 67, .18)}[data-theme=dark]{--bg: #0b0d12;--card: #16181d;--ink: #e8eaed;--ink-soft: #9aa0a6;--border: #262a33;--hover: #1e2128;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .35);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .5)}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Google Sans,Product Sans,Roboto,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;transition:background .3s,color .3s}a{color:var(--brand-accent);text-decoration:none}.nav{border-bottom:1px solid var(--border)}.nav-inner{max-width:1000px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}.brand-dot{width:20px;height:20px;border-radius:50%;background:conic-gradient(from 0deg,#312e81,#4338ca,#0e7490,#6d28d9,#312e81);box-shadow:inset 0 0 0 1px #ffffff1f}.brand-name{font-size:1.15rem;font-weight:600;letter-spacing:-.01em}.brand-accent{color:var(--brand-accent)}.nav-actions{display:flex;align-items:center;gap:12px}.nav-link{color:var(--ink-soft);font-size:.9rem;font-weight:500}.nav-link:hover{color:var(--ink)}.theme-btn{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border:none;border-radius:50%;background:transparent;color:var(--ink-soft);cursor:pointer;transition:background .2s}.theme-btn:hover{background:var(--hover)}.theme-btn svg{width:20px;height:20px}.theme-btn .icon-moon,[data-theme=dark] .theme-btn .icon-sun{display:none}[data-theme=dark] .theme-btn .icon-moon{display:block}.wrap{max-width:440px;margin:0 auto;padding:48px 24px}.card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:30px 28px;box-shadow:var(--shadow);transform:translateY(12px);opacity:0;animation:sheet-in .45s cubic-bezier(.2,.8,.2,1) forwards}@keyframes sheet-in{to{transform:translateY(0);opacity:1}}h1.title{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;margin:0 0 6px}p.sub{color:var(--ink-soft);margin:0 0 24px;font-size:.95rem}.field{margin-bottom:16px}.field label{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-soft);margin-bottom:6px}.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:var(--bg);color:var(--ink);font-size:1rem;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s}.field textarea{resize:vertical;min-height:80px}.field input:focus,.field textarea:focus{border-color:var(--brand-accent);box-shadow:0 0 0 3px #4338ca2e}.btn{width:100%;padding:14px;border:none;border-radius:24px;background:var(--brand-accent);color:#fff;font-size:1rem;font-weight:500;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}.btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px #4338ca66}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.6;cursor:default}.btn-ghost{background:transparent;color:var(--ink-soft);border:1px solid var(--border)}.btn-ghost:hover{background:var(--hover);box-shadow:none}.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--border)}.btn-danger:hover{background:#ea433514;box-shadow:none}.error{display:none;margin:0 0 14px;padding:10px 12px;border-radius:10px;background:#ea43351a;color:var(--danger);font-size:.88rem}.error.show{display:block;animation:shake .4s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}50%{transform:translate(5px)}75%{transform:translate(-3px)}}.hint{margin-top:18px;text-align:center;font-size:.9rem;color:var(--ink-soft)}.steps-bar{display:flex;gap:6px;margin-bottom:24px}.steps-bar span{flex:1;height:4px;border-radius:2px;background:var(--border);transition:background .3s}.steps-bar span.on{background:var(--brand-accent)}.step{display:none}.step.active{display:block;animation:fade-up .35s ease}@keyframes fade-up{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.code-box{display:flex;align-items:center;gap:10px;margin:12px 0 8px}.code-box code{flex:1;padding:14px 16px;background:var(--bg);border:1px dashed var(--brand-accent);border-radius:12px;font-family:SFMono-Regular,Consolas,Menlo,monospace;font-size:1.25rem;letter-spacing:.08em;color:var(--brand-accent);text-align:center}.copy-btn{padding:12px 16px;border:1px solid var(--border);border-radius:12px;background:var(--card);color:var(--brand-accent);font-size:.85rem;font-weight:500;cursor:pointer;transition:background .15s}.copy-btn:hover{background:var(--hover)}.stable-note{font-size:.8rem;color:var(--ink-soft);margin:0 0 20px}.meta-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:.9rem}.meta-row .k{color:var(--ink-soft)}.meta-row .v{font-weight:500;word-break:break-all}.section-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-soft);margin:24px 0 12px}.divider{border:none;border-top:1px solid var(--border);margin:22px 0}.saved{display:none;margin:12px 0 0;color:#16a34a;font-size:.88rem}.saved.show{display:block;animation:fade-up .3s ease}.tx-list{display:flex;flex-direction:column;gap:10px}.tx-empty{color:var(--ink-soft);font-size:.9rem;margin:4px 0 0}.tx-item{border:1px solid var(--border);border-radius:12px;padding:12px 14px;background:var(--bg);transition:border-color .2s,transform .15s}.tx-item:hover{border-color:var(--brand-accent);transform:translateY(-1px)}.tx-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.tx-amount{font-weight:600}.tx-status{font-size:.72rem;font-weight:500;text-transform:uppercase;letter-spacing:.04em;padding:3px 9px;border-radius:999px}.tx-status.forwarded{background:#16a34a26;color:#16a34a}.tx-status.pending{background:#4285f426;color:#4285f4}.tx-status.paid,.tx-status.refunded{background:#fbbc042e;color:#b45309}.tx-status.forward_failed,.tx-status.refund_failed{background:#ea433526;color:var(--danger)}.tx-meta{display:flex;justify-content:space-between;align-items:center;font-size:.78rem;color:var(--ink-soft)}.tx-meta a{font-family:SFMono-Regular,Consolas,Menlo,monospace}