:root {
  color-scheme: light;
  --bg: #edf1f8;
  --bg-soft: #f8faff;
  --panel: rgba(255, 255, 255, 0.92);
  --panel-solid: #ffffff;
  --line: rgba(15, 23, 42, 0.08);
  --line-strong: rgba(15, 23, 42, 0.14);
  --text: #111827;
  --muted: #64748b;
  --blue: #4f46e5;
  --accent: #6366f1;
  --accent-2: #8b5cf6;
  --green: #059669;
  --green-soft: #e8f7f0;
  --red: #dc2626;
  --red-soft: #fff0f0;
  --amber: #b45309;
  --amber-soft: #fff7e8;
  --terminal: #0b1220;
  --terminal-line: #1f2937;
  --shadow-sm: 0 4px 12px rgba(30, 41, 59, 0.05);
  --shadow-md: 0 16px 40px rgba(30, 41, 59, 0.09);
  --shadow-lg: 0 24px 60px rgba(30, 41, 59, 0.12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 12% -8%, rgba(99, 102, 241, 0.16), transparent 32%),
    radial-gradient(circle at 100% 0%, rgba(139, 92, 246, 0.11), transparent 30%),
    linear-gradient(180deg, #f9fbff 0%, #eef2f9 100%);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

button, input, textarea { font: inherit; }
button { cursor: pointer; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 76px;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 8px 30px rgba(30, 41, 59, 0.04);
}

h1, h2, p { margin: 0; }
h1 {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 20px;
  letter-spacing: -0.03em;
  color: #171e2e;
}
h1 span {
  background: linear-gradient(135deg, #4f46e5, #9333ea);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
h2 { font-size: 15px; }
.topbar p { margin-top: 2px; color: var(--muted); font-size: 12px; }

.tag, .status-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: #64748b;
  background: #eef2f7;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.tag.live, .status-label.ok {
  color: #047857;
  background: var(--green-soft);
  border-color: rgba(5, 150, 105, 0.12);
}
.tag.locked, .status-label.warn {
  color: var(--amber);
  background: var(--amber-soft);
  border-color: rgba(180, 83, 9, 0.12);
}
.status-label.error {
  color: var(--red);
  background: var(--red-soft);
  border-color: rgba(220, 38, 38, 0.12);
}

.workspace {
  display: block;
  max-width: 820px;
  margin: 0 auto;
  min-height: calc(100vh - 76px);
  padding: 0 20px 64px;
}

.operator {
  display: flex;
  flex-direction: column;
  padding: 32px 0 48px;
}

#accountBlock { order: 1; }
#cardBlock { order: 2; }
#chargeBlock { order: 3; }
#resultBlock { order: 4; }

.summary-bar {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}
.summary-bar span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.summary-bar b {
  display: block;
  margin-top: 2px;
  color: #111827;
  font-size: 16px;
  letter-spacing: -0.01em;
}
.summary-bar .text-button { margin-left: auto; }

.notice { padding: 10px 2px 14px; color: var(--muted); font-size: 12px; }
.notice.success { color: var(--green); }
.notice.error { color: var(--red); }

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
}
.settings-row p { color: var(--muted); font-size: 12px; }
.button.compact { width: auto; min-width: 120px; margin-top: 0; padding: 0 14px; }
.read-result { padding: 8px 2px 0; color: var(--muted); font-size: 12px; }
.read-result.success { color: var(--green); }
.read-result.error { color: var(--red); }

.block {
  position: relative;
  margin-top: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--panel);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(14px);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}
.block:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.settings-row, #informationResult, .right-column { display: none; }
.summary-bar { border: 0; border-radius: 18px; background: rgba(255, 255, 255, 0.78); }

.block-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.block-title b {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #1f2937;
  font-size: 17px;
  letter-spacing: -0.02em;
}
.block-title > span { color: var(--muted); font-size: 12px; }

label {
  display: block;
  margin: 14px 0 7px;
  color: #475569;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
label:first-child { margin-top: 0; }

input, textarea {
  width: 100%;
  border: 1px solid #dbe1ea;
  border-radius: 12px;
  color: var(--text);
  background: #fbfcfe;
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}
input {
  height: 42px;
  padding: 8px 12px;
}
textarea {
  min-height: 140px;
  padding: 12px;
  resize: vertical;
  font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}
input:hover, textarea:hover { border-color: #c7cfdc; }
input:focus, textarea:focus {
  outline: none;
  border-color: #a5b4fc;
  background: #ffffff;
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.13);
}

.button {
  width: 100%;
  min-height: 42px;
  margin-top: 12px;
  border: 0;
  border-radius: 12px;
  color: #ffffff;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  font-weight: 750;
  letter-spacing: 0.01em;
  box-shadow: 0 10px 22px rgba(99, 102, 241, 0.24);
  transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
}
.button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(99, 102, 241, 0.3);
  filter: saturate(1.04);
}
.button:active:not(:disabled) { transform: translateY(0); }
.button.danger {
  background: linear-gradient(135deg, #e11d48 0%, #dc2626 100%);
  box-shadow: 0 10px 22px rgba(220, 38, 38, 0.2);
}
.button.danger:hover:not(:disabled) { box-shadow: 0 14px 28px rgba(220, 38, 38, 0.26); }
.button:disabled { cursor: not-allowed; opacity: 0.42; box-shadow: none; filter: grayscale(0.2); }

.text-button, .monitor-button {
  border: 0;
  padding: 4px 6px;
  color: var(--blue);
  background: transparent;
  font-weight: 700;
  border-radius: 8px;
}
.text-button:hover, .monitor-button:hover { background: rgba(79, 70, 229, 0.08); }

.facts {
  margin: 16px 0 0;
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(248, 250, 252, 0.88);
}
.facts div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}
.facts div:last-child { border-bottom: 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; text-align: right; color: #1f2937; font-weight: 650; }

.result {
  margin-top: 12px;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-left: 4px solid #cbd5e1;
  border-radius: 12px;
  background: #f8fafc;
  box-shadow: var(--shadow-sm);
}
.result.muted { color: var(--muted); }
.result.pass {
  color: #065f46;
  border-color: rgba(5, 150, 105, 0.12);
  border-left-color: var(--green);
  background: var(--green-soft);
}
.result.fail {
  color: #991b1b;
  border-color: rgba(220, 38, 38, 0.12);
  border-left-color: var(--red);
  background: var(--red-soft);
}
.result strong, .result small { display: block; }
.result strong { font-size: 14px; }
.result small { margin-top: 4px; color: #64748b; }

.account-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px 14px;
  margin-top: 9px;
}
.account-grid div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}
.account-grid span { color: #64748b; }
.account-grid b { color: #1f2937; text-align: right; font-weight: 650; }

.charge-line {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.charge-line span, .charge-line small { color: var(--muted); }
.charge-line b {
  font-size: 24px;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #4f46e5, #9333ea);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.charge-line small { grid-column: 1 / -1; margin-top: 4px; }

.check-row {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-top: 13px;
  color: #475569;
  font-size: 12px;
  line-height: 1.5;
}
.check-row input {
  width: 17px;
  height: 17px;
  margin-top: 1px;
  accent-color: var(--accent);
}
.help { margin-top: 8px; color: var(--muted); font-size: 12px; }

.status-steps {
  margin: 10px 0 0;
  padding-left: 24px;
  color: var(--muted);
}
.status-steps li { padding: 3px 0; }
.status-steps li.done { color: var(--green); }
.status-steps li.active { color: var(--amber); font-weight: 700; }

.right-column {
  position: sticky;
  top: 0;
  align-self: start;
  height: calc(100vh - 76px);
  padding: 20px;
  overflow: auto;
}
.monitor {
  height: 360px;
  position: sticky;
  top: 0;
  margin: 0;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  color: #d8dde3;
  background: var(--terminal);
  border: 1px solid #050607;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.monitor-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--terminal-line);
}
.monitor-head p, .monitor-foot { color: #858d96; font-size: 12px; }
.monitor-button { color: #9bbcff; }
.monitor-legend {
  display: flex;
  gap: 16px;
  padding: 8px 16px;
  border-bottom: 1px solid var(--terminal-line);
  color: #8f979f;
  font-size: 11px;
}
.dot { display: inline-block; width: 7px; height: 7px; margin-right: 5px; border-radius: 50%; }
.dot.request { background: #78a9ff; }
.dot.response { background: #57d08a; }
.dot.error { background: #ff7676; }
.trace-stream { overflow: auto; padding: 12px 14px 24px; font: 12px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; }
.trace-empty { color: #6f7780; padding: 12px 2px; }
.trace-event { margin-bottom: 10px; border: 1px solid var(--terminal-line); background: #15191d; border-radius: 8px; }
.trace-event.request { border-left: 3px solid #78a9ff; }
.trace-event.response { border-left: 3px solid #57d08a; }
.trace-event.error { border-left: 3px solid #ff7676; }
.trace-title { display: flex; gap: 8px; align-items: center; padding: 8px 10px; border-bottom: 1px solid var(--terminal-line); }
.trace-title time { margin-left: auto; color: #777f87; }
.trace-title b { color: #f0f2f4; }
.trace-code { color: #aab2bb; }
.trace-event pre { margin: 0; padding: 9px 10px; overflow: auto; white-space: pre-wrap; word-break: break-word; color: #bfc6ce; }
.trace-meaning { padding: 8px 10px; border-top: 1px solid var(--terminal-line); color: #e8cf83; background: #191b17; }
.monitor-foot { padding: 9px 16px; border-top: 1px solid var(--terminal-line); }

.saved-data {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  overflow: hidden;
}
.saved-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
.saved-head p { color: var(--muted); font-size: 12px; }
.saved-data-body { padding: 10px; }
.saved-empty { padding: 14px 4px; color: var(--muted); font-size: 12px; }
.saved-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-bottom: 10px; }
.saved-summary span { padding: 7px 8px; background: #f4f5f7; color: var(--muted); font-size: 11px; border-radius: 8px; }
.saved-summary b { display: block; color: var(--text); font-size: 15px; }
.saved-item { border-top: 1px solid var(--line); }
.saved-item summary { padding: 9px 4px; cursor: pointer; color: #34383e; font-size: 12px; }
.saved-item summary .ok { color: var(--green); }
.saved-item summary .error { color: var(--red); }
.saved-item pre {
  max-height: 260px;
  margin: 0 0 9px;
  padding: 9px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: #26303a;
  background: #f6f7f9;
  border-radius: 8px;
  font: 11px/1.45 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.toast {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 50;
  max-width: min(420px, calc(100vw - 40px));
  padding: 11px 14px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 12px;
  color: #1f2937;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 180ms ease, transform 180ms ease;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.error {
  color: #991b1b;
  border-color: rgba(220, 38, 38, 0.16);
  background: rgba(255, 244, 244, 0.96);
}

@media (max-width: 900px) {
  .workspace { grid-template-columns: 1fr; }
  .operator { border-right: 0; }
  .right-column { position: relative; height: auto; padding: 12px; }
  .monitor { position: relative; height: 360px; }
}

@media (max-width: 540px) {
  .topbar { padding: 0 14px; }
  .workspace { padding: 0 12px 40px; }
  .operator { padding: 22px 0 32px; }
  .summary-bar { align-items: flex-start; flex-wrap: wrap; gap: 12px 18px; }
  .summary-bar .text-button { margin-left: 0; }
  .block { padding: 18px; border-radius: 18px; }
  .settings-row { align-items: stretch; flex-direction: column; }
  .button.compact { width: 100%; }
  .account-grid { grid-template-columns: 1fr; }
  .saved-summary { grid-template-columns: repeat(2, 1fr); }
}