:root {
  --page: #f5f6f1;
  --ink: #121821;
  --muted: #637083;
  --line: #d9ded6;
  --panel: #ffffff;
  --panel-2: #f0f4ef;
  --dark: #151d27;
  --accent: #d94b32;
  --accent-soft: #ffe5dc;
  --accent-strong: #aa2f1e;
  --focus: #1f8a70;
  --blue: #2f73f5;
}

body[data-scenario="green"] {
  --accent: #18845f;
  --accent-soft: #dff5ec;
  --accent-strong: #0d6748;
}

body[data-scenario="blue"] {
  --accent: #2f73f5;
  --accent-soft: #e4edff;
  --accent-strong: #1f57bf;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Noto Sans TC", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(217, 75, 50, 0.08), transparent 26%),
    radial-gradient(circle at top right, rgba(47, 115, 245, 0.08), transparent 24%),
    linear-gradient(180deg, #fafbf7 0%, var(--page) 38%, #eef1eb 100%);
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.app {
  width: min(1720px, calc(100% - 120px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 16px 0 28px;
}

.app-narrow {
  width: min(1280px, calc(100% - 120px));
}

.appbar {
  min-height: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-family: "Azeret Mono", monospace;
  font-size: 16px;
  font-weight: 700;
}

.appbar p,
.scenario-panel p,
.state-line,
.offer-line p,
.scenario-copy,
.confirm-panel p,
.success-panel p,
.note-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}

.top-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.top-actions span,
.top-actions a {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
}

.workspace {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 20px;
  padding-top: 16px;
}

.scenario-panel,
.main-panel,
.focus-panel,
.confirm-panel,
.success-panel,
.summary-panel,
.note-panel,
.tech-panel,
.deck-note {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.scenario-panel {
  position: sticky;
  top: 16px;
  padding: 12px;
  align-self: start;
}

.scenario-panel-title {
  display: block;
  margin-top: 8px;
  font-size: 20px;
  line-height: 1.3;
}

.scenario-panel-copy {
  margin-top: 8px;
}

.panel-label,
.scenario-kicker,
.offer-line span,
.impact-row span,
.summary-panel span {
  display: block;
  color: var(--accent-strong);
  font-family: "Azeret Mono", monospace;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.scenario-tabs {
  display: grid;
  gap: 8px;
  margin: 10px 0;
}

.scenario-tabs-inline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.scenario-tabs button,
.primary-btn,
.secondary-btn,
.side-action {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.scenario-tabs button {
  padding: 10px;
  background: var(--panel-2);
  color: var(--ink);
  text-align: left;
}

.scenario-tabs button:hover,
.primary-btn:hover,
.secondary-btn:hover,
.side-action:hover {
  transform: translateY(-1px);
}

.scenario-tabs button.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
  box-shadow: 0 10px 24px rgba(18, 24, 33, 0.08);
}

.side-action {
  width: 100%;
  margin: 2px 0 10px;
  background: var(--dark);
  color: white;
  text-align: left;
  padding: 10px;
}

.demo-guide {
  display: grid;
  gap: 8px;
  margin: 0 0 10px;
}

.guide-step {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: linear-gradient(180deg, #fff, #f6f8f4);
}

.guide-step span {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-family: "Azeret Mono", monospace;
  font-size: 11px;
  font-weight: 700;
}

.main-panel {
  display: grid;
  gap: 12px;
  padding: 12px;
}

.hero-stage {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(20, 29, 39, 0.08);
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 247, 0.96)),
    linear-gradient(120deg, rgba(217, 75, 50, 0.06), rgba(47, 115, 245, 0.06));
  box-shadow: 0 18px 40px rgba(18, 24, 33, 0.06);
}

.hero-stage strong {
  display: block;
  margin-top: 6px;
  font-size: 28px;
  line-height: 1.2;
}

.hero-stage p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.hero-chip {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.82);
}

.hero-chip span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.hero-chip strong {
  margin-top: 6px;
  font-size: 18px;
}

.journey-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.journey-stop {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.75);
}

.journey-stop span {
  display: inline-grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: #d7ddd7;
  color: var(--muted);
  font-family: "Azeret Mono", monospace;
  font-size: 12px;
  font-weight: 700;
}

.journey-stop strong {
  margin-top: 10px;
  font-size: 16px;
}

.journey-stop.active {
  border-color: var(--accent);
  background: linear-gradient(180deg, white, var(--accent-soft));
  box-shadow: 0 14px 28px rgba(18, 24, 33, 0.08);
}

.journey-stop.active span {
  background: var(--accent);
  color: white;
}

.journey-stop.done span {
  background: var(--focus);
  color: white;
}

.journey-stop.done {
  border-color: rgba(31, 138, 112, 0.28);
}

.wallet-strip {
  display: grid;
  grid-template-columns: minmax(180px, 1.2fr) repeat(4, minmax(110px, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid #263240;
  border-radius: 8px;
  background: #263240;
}

.point-box,
.mini-stat {
  padding: 14px;
  background: var(--dark);
  color: white;
  transition: background 0.2s ease, transform 0.2s ease;
}

.point-box span,
.mini-stat span {
  display: block;
  margin-bottom: 6px;
  color: #aeb8c5;
  font-size: 12px;
}

.point-box strong {
  display: block;
  font-family: "Space Grotesk", "Noto Sans TC", sans-serif;
  font-size: 48px;
  line-height: 1;
}

.mini-stat strong {
  display: block;
  font-size: 18px;
}

.focus-panel,
.confirm-panel,
.success-panel,
.note-panel {
  padding: 16px;
}

.focus-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.focus-top h1 {
  margin: 6px 0 8px;
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: 0;
}

.offer-tag {
  flex: 0 0 auto;
  margin-top: 8px;
  padding: 8px 10px;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 10px 18px rgba(18, 24, 33, 0.1);
}

.partner-pill {
  min-width: 148px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.offer-line {
  margin-top: 14px;
  padding: 12px;
  border-left: 4px solid var(--accent);
  background: var(--accent-soft);
}

.offer-line strong {
  display: block;
  margin: 4px 0;
  font-size: 18px;
}

.signal-line {
  margin-top: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.impact-row,
.flow-row,
.summary-panel,
.action-row,
.confirm-panel {
  display: grid;
  gap: 8px;
}

.impact-row {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 12px;
}

.impact-row div,
.flow-step,
.summary-panel div {
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
}

.impact-row strong,
.summary-panel strong {
  display: block;
  margin-top: 4px;
  font-size: 18px;
}

.flow-row {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 12px;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 8px;
}

.flow-step span {
  display: inline-grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  background: #cfd8d2;
  font-size: 12px;
  font-weight: 700;
}

.flow-step.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 10px 20px rgba(18, 24, 33, 0.06);
}

.flow-step.active span {
  background: var(--accent);
  color: white;
}

.flow-step.done span {
  background: var(--focus);
  color: white;
}

.state-line {
  margin-top: 10px;
}

.action-row {
  grid-template-columns: 1fr 92px;
  margin-top: 14px;
}

.primary-btn {
  border-color: var(--accent);
  background: var(--accent);
  color: white;
  box-shadow: 0 12px 22px rgba(217, 75, 50, 0.22);
}

.secondary-btn {
  background: var(--panel);
  color: var(--ink);
}

.primary-btn:disabled,
.secondary-btn:disabled {
  cursor: default;
  opacity: 0.55;
}

.confirm-panel {
  grid-template-columns: minmax(0, 1fr) 160px;
  align-items: center;
  border-color: var(--accent);
}

.confirm-panel strong,
.success-panel strong,
.note-panel strong,
.deck-note strong {
  display: block;
  margin-bottom: 4px;
  font-size: 18px;
}

.success-panel {
  background: #edf8f3;
  border-color: #9fd8c3;
  box-shadow: 0 16px 30px rgba(18, 138, 112, 0.08);
}

.summary-panel {
  grid-template-columns: 150px 150px 150px minmax(0, 1fr);
}

.activity-cell strong {
  font-size: 15px;
  line-height: 1.5;
}

.tech-panel {
  padding: 16px;
  border-color: #b9c5d8;
  background: linear-gradient(180deg, #f8fbff, #ffffff);
}

.tech-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 12px;
}

.tech-head span,
.tech-grid span {
  display: block;
  color: var(--blue);
  font-family: "Azeret Mono", monospace;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.tech-head strong {
  display: block;
  margin-top: 4px;
  font-size: 20px;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.tech-grid article {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
}

.tech-grid strong {
  display: block;
  margin: 4px 0;
  font-size: 16px;
}

.tech-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.tech-panel pre {
  overflow: auto;
  margin: 12px 0 0;
  padding: 12px;
  border-radius: 6px;
  background: #101820;
  color: #e8f0f6;
  font-family: "Azeret Mono", monospace;
  font-size: 12px;
  line-height: 1.55;
}

.deck-note {
  padding: 12px;
  background: #f8faf7;
}

.note-panel {
  background: linear-gradient(135deg, rgba(21, 29, 39, 0.98), rgba(38, 50, 64, 0.96));
  color: white;
}

.note-panel strong {
  color: white;
}

.note-panel p {
  color: rgba(255, 255, 255, 0.76);
}

.deck-note p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.pulse {
  animation: pulse 0.55s ease;
}

.score-flash {
  animation: score-flash 0.65s ease;
}

@keyframes pulse {
  0% { transform: scale(1); }
  45% { transform: scale(1.01); }
  100% { transform: scale(1); }
}

@keyframes score-flash {
  0% { transform: translateY(0); color: inherit; }
  35% { transform: translateY(-2px); color: #fff1b8; }
  100% { transform: translateY(0); color: inherit; }
}

@media (max-width: 900px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .scenario-panel {
    position: static;
  }

  .scenario-tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .wallet-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .point-box {
    grid-column: 1 / -1;
  }

  .journey-rail,
  .hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .app {
    width: min(100% - 16px, 100%);
    padding-top: 8px;
  }

  .appbar,
  .focus-top,
  .confirm-panel,
  .tech-head {
    display: grid;
  }

  .top-actions {
    justify-content: stretch;
  }

  .top-actions span,
  .top-actions a {
    justify-content: center;
    flex: 1;
  }

  .scenario-tabs,
  .scenario-tabs-inline,
  .impact-row,
  .flow-row,
  .summary-panel,
  .tech-grid,
  .action-row,
  .wallet-strip,
  .hero-meta,
  .journey-rail {
    grid-template-columns: 1fr;
  }

  .focus-top h1 {
    font-size: 24px;
  }

  .hero-stage strong {
    font-size: 24px;
  }

  .point-box strong {
    font-size: 42px;
  }
}