.python-pads-page {
  --pad-bg: #ebf7ff;
  --pad-panel: #ffffff;
  --pad-ink: #10243f;
  --pad-muted: #3f5c7f;
  --pad-accent: #146c94;
  --pad-accent-strong: #0f5574;
  --pad-good: #1f8a5a;
  --pad-warn: #bf3b2b;
  --pad-border: rgba(16, 36, 63, 0.16);
}

.python-pads-page .python-pads-lab {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 18px;
  margin-top: 18px;
}

.python-pads-page .python-editor-panel,
.python-pads-page .python-stage-panel > * {
  border: 1px solid var(--pad-border);
  border-radius: 18px;
  background: var(--pad-panel);
  box-shadow: 0 16px 28px rgba(16, 36, 63, 0.08);
}

.python-pads-page .python-editor-panel {
  padding: 16px;
  background:
    radial-gradient(circle at 12% 10%, rgba(20, 108, 148, 0.15), transparent 42%),
    radial-gradient(circle at 88% 0%, rgba(31, 138, 90, 0.13), transparent 44%),
    linear-gradient(145deg, #ffffff, #f4fbff);
}

.python-pads-page .python-stage-panel {
  display: grid;
  gap: 14px;
}

.python-pads-page .pond-card,
.python-pads-page .bank-card,
.python-pads-page .output-card {
  padding: 14px;
}

.python-pads-page .panel-kicker {
  margin: 0;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(16, 36, 63, 0.64);
  font-weight: 700;
}

.python-pads-page [data-ui="level-title"] {
  margin: 10px 0 8px;
  font-size: 1.45rem;
}

.python-pads-page .level-instructions {
  margin: 0;
  color: var(--pad-muted);
  line-height: 1.55;
}

.python-pads-page .mode-row {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  justify-content: space-between;
}

.python-pads-page .mode-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(20, 108, 148, 0.14);
  color: var(--pad-accent-strong);
  border: 1px solid rgba(20, 108, 148, 0.28);
}

.python-pads-page .mode-pill[data-mode="passoff"] {
  background: rgba(191, 59, 43, 0.14);
  color: #8f2f24;
  border-color: rgba(191, 59, 43, 0.33);
}

.python-pads-page .initials-field {
  display: grid;
  gap: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--pad-muted);
}

.python-pads-page .initials-field input {
  width: 92px;
  border-radius: 9px;
  border: 1px solid rgba(16, 36, 63, 0.22);
  padding: 6px 8px;
  font: inherit;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.python-pads-page .initials-field input:focus-visible {
  outline: 3px solid rgba(20, 108, 148, 0.28);
  outline-offset: 1px;
}

.python-pads-page .case-note {
  margin: 8px 0 0;
  font-size: 0.84rem;
  font-weight: 600;
  color: #8f2f24;
}

.python-pads-page .code-board {
  margin-top: 14px;
  border-radius: 14px;
  border: 1px solid rgba(16, 36, 63, 0.25);
  background: #0f172a;
  color: #dbeafe;
  overflow: hidden;
}

.python-pads-page .python-code {
  padding: 10px 0;
}

.python-pads-page .code-line {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 8px;
  align-items: center;
  padding: 6px 12px;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 0.98rem;
}

.python-pads-page .line-no {
  text-align: right;
  color: rgba(148, 163, 184, 0.92);
  user-select: none;
}

.python-pads-page .line-content {
  display: block;
  white-space: pre-wrap;
  line-height: 1.7;
  min-height: 34px;
}

.python-pads-page .code-text {
  white-space: pre-wrap;
}

.python-pads-page .code-input {
  display: inline-block;
  vertical-align: baseline;
  min-width: 120px;
  max-width: 100%;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.56);
  background: rgba(15, 23, 42, 0.62);
  color: #f8fafc;
  font-family: inherit;
  font-size: 0.92rem;
  padding: 5px 7px;
  margin: 0 2px;
}

.python-pads-page .code-input::placeholder {
  color: rgba(203, 213, 225, 0.7);
}

.python-pads-page .code-input[data-active="true"] {
  border-color: #67e8f9;
  box-shadow: 0 0 0 2px rgba(103, 232, 249, 0.24);
}

.python-pads-page .code-input[data-wrong="true"] {
  border-color: rgba(251, 113, 133, 0.95);
  box-shadow: 0 0 0 2px rgba(251, 113, 133, 0.24);
}

.python-pads-page .editor-controls {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.python-pads-page .pad-button,
.python-pads-page .clear-active {
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--pad-accent);
  color: #ffffff;
  padding: 9px 14px;
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

.python-pads-page .pad-button:hover,
.python-pads-page .clear-active:hover {
  transform: translateY(-1px);
  background: var(--pad-accent-strong);
}

.python-pads-page .pad-button.ghost,
.python-pads-page .clear-active {
  background: #ffffff;
  color: var(--pad-ink);
  border-color: rgba(16, 36, 63, 0.24);
}

.python-pads-page .pad-button.ghost:hover,
.python-pads-page .clear-active:hover {
  background: rgba(16, 36, 63, 0.08);
}

.python-pads-page .pad-button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.python-pads-page .pad-status {
  min-height: 1.4em;
  margin: 10px 0 0;
  color: var(--pad-muted);
  font-weight: 600;
}

.python-pads-page .pad-status[data-tone="success"] {
  color: var(--pad-good);
}

.python-pads-page .pad-status[data-tone="error"] {
  color: var(--pad-warn);
}

.python-pads-page .start-passoff {
  margin-top: 8px;
}

.python-pads-page .lily-track {
  margin: 12px 0 0;
  padding: 14px 12px;
  list-style: none;
  border-radius: 14px;
  border: 1px solid rgba(16, 36, 63, 0.16);
  background:
    radial-gradient(circle at 50% -20%, rgba(103, 232, 249, 0.35), transparent 58%),
    linear-gradient(170deg, #d9f2ff, #9dd7f6);
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.python-pads-page .lily-pad {
  display: grid;
  place-items: center;
}

.python-pads-page .lily-button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid rgba(16, 36, 63, 0.18);
  background: radial-gradient(circle at 30% 30%, #bbf7d0, #34d399);
  color: #0f172a;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.python-pads-page .lily-button::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.48);
  top: 8px;
  right: 10px;
}

.python-pads-page .lily-button:hover {
  transform: translateY(-1px) scale(1.02);
  box-shadow: 0 8px 14px rgba(16, 36, 63, 0.2);
}

.python-pads-page .lily-button[data-state="done"] {
  background: radial-gradient(circle at 34% 30%, #d9f99d, #84cc16);
}

.python-pads-page .lily-button[data-current="true"] {
  outline: 3px solid rgba(20, 108, 148, 0.34);
  transform: translateY(-2px) scale(1.04);
}

.python-pads-page .lily-button[data-current="true"]::before {
  content: "F";
  position: absolute;
  top: -10px;
  left: 18px;
  font-size: 0.7rem;
  font-weight: 700;
  color: #0f172a;
}

.python-pads-page .lily-button[disabled] {
  background: radial-gradient(circle at 30% 30%, #cbd5e1, #94a3b8);
  color: rgba(15, 23, 42, 0.58);
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.python-pads-page .pond-note,
.python-pads-page .bank-note {
  margin: 10px 0 0;
  color: var(--pad-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.python-pads-page .token-bank {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.python-pads-page .token-bank-empty {
  margin: 10px 0 0;
  font-size: 0.84rem;
  color: var(--pad-muted);
  border-radius: 10px;
  border: 1px dashed rgba(16, 36, 63, 0.24);
  background: rgba(16, 36, 63, 0.05);
  padding: 8px 10px;
}

.python-pads-page .token-chip {
  border-radius: 999px;
  border: 1px solid rgba(16, 36, 63, 0.22);
  background: #ffffff;
  color: var(--pad-ink);
  padding: 7px 11px;
  font-size: 0.78rem;
  font-family: "Consolas", "Courier New", monospace;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease;
}

.python-pads-page .token-chip:hover {
  transform: translateY(-1px);
  background: rgba(20, 108, 148, 0.08);
}

.python-pads-page .clear-active {
  margin-top: 10px;
}

.python-pads-page .expected-output {
  margin: 10px 0 0;
  min-height: 62px;
  border-radius: 12px;
  border: 1px solid rgba(16, 36, 63, 0.14);
  background: #0f172a;
  color: #f8fafc;
  padding: 11px;
  white-space: pre-wrap;
  font-family: "Consolas", "Courier New", monospace;
}

.python-pads-page .cert-card {
  padding: 14px;
  border: 1px solid rgba(31, 138, 90, 0.38);
  border-radius: 14px;
  background:
    radial-gradient(circle at 10% 0%, rgba(187, 247, 208, 0.58), transparent 45%),
    linear-gradient(145deg, #f0fdf4, #dcfce7);
}

.python-pads-page .cert-title {
  margin: 8px 0 0;
}

.python-pads-page .cert-note {
  margin: 8px 0 0;
  color: rgba(15, 23, 42, 0.78);
  line-height: 1.45;
}

.python-pads-page .cert-code {
  margin-top: 10px;
  display: inline-block;
  padding: 9px 11px;
  border-radius: 10px;
  font-family: "Consolas", "Courier New", monospace;
  background: #0f172a;
  color: #f8fafc;
}

.python-pads-page .cert-actions {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.python-pads-page .copy-status {
  min-height: 1.2em;
  margin: 10px 0 0;
  font-size: 0.86rem;
  color: var(--pad-muted);
}

.python-pads-page .hidden {
  display: none !important;
}

@media (max-width: 980px) {
  .python-pads-page .python-pads-lab {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 580px) {
  .python-pads-page .lily-track {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
  }

  .python-pads-page .lily-button {
    width: 44px;
    height: 44px;
    font-size: 0.82rem;
  }
}