:root{--bg: #0e0f12;--panel: #15171c;--panel-2: #1b1f27;--border: #242a33;--text: #e6e6e6;--muted: #a3a3a3;--accent: #19f28f;--accent-press: #33ff9c;--danger: #ff5a5a;--radius: 14px;--shadow: 0 10px 30px rgba(0,0,0,.35)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:radial-gradient(1200px 800px at 80% -200px,#15202b,#15202b00 50%),var(--bg);color:var(--text);font-family:Inter,SF Pro Text,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-header{position:sticky;top:0;z-index:50;-webkit-backdrop-filter:saturate(140%) blur(6px);backdrop-filter:saturate(140%) blur(6px);background:linear-gradient(180deg,#0e0f12f2,#0e0f12bf);border-bottom:1px solid var(--border)}.app-header__inner{max-width:980px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:14px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}.brand img{height:32px;width:32px;display:block}.brand__name{font-weight:700;letter-spacing:.2px}.container{max-width:780px;margin:32px auto 64px;padding:0 16px}.stack{display:flex;flex-direction:column;gap:16px}.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.space-between{display:flex;align-items:center;justify-content:space-between;gap:12px}.muted{color:var(--muted);font-size:14px}.small{font-size:12px;color:var(--muted)}.label{font-size:14px;color:var(--muted);margin-bottom:6px}.nowrap{white-space:nowrap}.breakall{word-break:break-all}.h1{font-size:22px;font-weight:700;margin:0}.h3{font-size:16px;font-weight:700;margin:0}.card{background:linear-gradient(180deg,var(--panel) 0%,var(--panel-2) 100%);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.card--qr{text-align:center}.card h3{margin:0 0 10px}.input{width:220px;height:42px;padding:8px 12px;border-radius:12px;background:#212733;border:1px solid var(--border);color:var(--text);outline:none}.input::placeholder{color:#808893}.select{height:38px;padding:6px 10px;border-radius:10px;background:#1b212c;border:1px solid var(--border);color:var(--text)}.btn{--btn-bg: #1b1f27;--btn-fg: var(--text);display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:12px;border:1px solid var(--border);background:var(--btn-bg);color:var(--btn-fg);cursor:pointer;transition:transform .03s ease,background .15s ease,border-color .15s ease,opacity .15s ease;-webkit-user-select:none;user-select:none;text-decoration:none}.btn:hover{border-color:#2f3743}.btn:active{transform:translateY(.5px) scale(.995)}.btn--primary{--btn-bg: linear-gradient(180deg, var(--accent) 0%, var(--accent-press) 100%);--btn-fg: #0b0b0c;border:1px solid rgba(0,0,0,.2);font-weight:700}.btn--ghost{background:transparent}.btn--disabled,.btn:disabled{opacity:.5;cursor:not-allowed}.status-row{display:flex;align-items:center;justify-content:center;gap:8px}.dot{width:8px;height:8px;border-radius:100%;background:var(--muted)}.dot--pending{background:#f1c40f;box-shadow:0 0 10px #f1c40f73;animation:pulse 1.2s infinite ease-in-out}.dot--paid{background:var(--accent);box-shadow:0 0 10px #19f28f80}@keyframes pulse{0%{transform:scale(.9);opacity:.8}50%{transform:scale(1);opacity:1}to{transform:scale(.9);opacity:.8}}.qr-wrap{display:inline-block;padding:12px;border-radius:16px;background:#0d1117;border:1px solid var(--border)}:focus-visible{outline:2px solid #8aa0ff;outline-offset:2px;border-radius:10px}