:root {
  --bg: #0f172a;
  --panel: #111827;
  --muted: #94a3b8;
  --surface: #0b1221;
  --accent: #6ee7b7;
  --accent-2: #38bdf8;
  --danger: #f87171;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e2e8f0;
  --shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
  --radius: 14px;
  --transition: 0.18s ease;
  font-family: "Sora", "Segoe UI", system-ui, -apple-system, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(120% 120% at 20% 20%, rgba(110, 231, 183, 0.12), transparent 45%),
    radial-gradient(120% 120% at 80% 10%, rgba(56, 189, 248, 0.12), transparent 40%),
    var(--bg);
  color: var(--text);
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  color: #0a0d14;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.brand-title {
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand-sub {
  color: var(--muted);
  font-size: 13px;
}

.top-actions {
  display: flex;
  gap: 10px;
}

.layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 18px;
  margin-top: 18px;
}

.panel,
.summary-panel,
.drawer {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel {
  padding: 18px;
  margin-top: 14px;
}

.mode-toggle {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.mode-toggle button {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
}

.mode-toggle button.active {
  background: linear-gradient(135deg, rgba(110, 231, 183, 0.15), rgba(56, 189, 248, 0.15));
  border-color: rgba(110, 231, 183, 0.3);
}

.summary-panel {
  padding: 18px;
  position: sticky;
  top: 16px;
  align-self: start;
}

.summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.summary-total {
  font-size: 28px;
  font-weight: 700;
  margin: 10px 0 6px;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  margin: 6px 0;
  color: var(--muted);
  font-size: 14px;
}

.summary-lines {
  max-height: 220px;
  overflow-y: auto;
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 10px;
}

.two-col {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.input {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  color: var(--text);
  width: 100%;
}

.input:focus {
  outline: 2px solid rgba(110, 231, 183, 0.35);
}

.label {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--muted);
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
}

.pill.active {
  background: rgba(110, 231, 183, 0.14);
  border-color: rgba(110, 231, 183, 0.4);
}

.pill.small {
  padding: 8px 10px;
  font-size: 13px;
}

.pill.warning {
  border-color: rgba(248, 113, 113, 0.4);
  background: rgba(248, 113, 113, 0.1);
}

.wizard-stepper {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.wizard-stepper button {
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  cursor: pointer;
}

.wizard-stepper button.active {
  background: rgba(56, 189, 248, 0.15);
  border-color: rgba(56, 189, 248, 0.4);
}

.wizard-body h3 {
  margin: 0 0 8px;
}

.wizard-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 12px;
}

.btn {
  padding: 12px 14px;
  border-radius: 12px;
  border: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0a0d14;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.ghost-btn {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.ghost-btn.danger {
  border-color: rgba(248, 113, 113, 0.4);
  color: #fecdd3;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

.table th,
.table td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.table input {
  width: 72px;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.table .price {
  color: var(--muted);
  font-size: 14px;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(480px, 90vw);
  height: 100vh;
  padding: 18px;
  transform: translateX(110%);
  transition: var(--transition);
  backdrop-filter: blur(12px);
  overflow-y: auto;
  z-index: 20;
}

.drawer.open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  padding-bottom: 10px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
}

.setting-row {
  display: grid;
  grid-template-columns: 1fr 110px;
  gap: 10px;
  align-items: center;
  margin: 8px 0;
}

.subtle {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.small-note {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .summary-panel {
    position: relative;
    top: 0;
  }
}

@media (max-width: 640px) {
  .page {
    padding: 16px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .mode-toggle {
    grid-template-columns: 1fr;
  }
}