.page {
  flex: 1;
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.ad-slot { width: 100%; }

.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field:last-of-type { margin-bottom: 0; }
.field-label {
  font-size: 11px; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted);
  font-family: "JetBrains Mono", monospace;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  position: relative; display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 14px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--hover); color: var(--sub);
  font-size: 13px; font-weight: 500; cursor: pointer;
  transition: background 120ms, border-color 120ms, color 120ms; user-select: none;
}
.chip:hover { background: #f0f0f0; border-color: #d1d5db; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip .chip-mark {
  width: 13px; height: 13px; border-radius: 3px;
  border: 1.5px solid var(--muted); display: grid; place-items: center;
  color: transparent; transition: background 120ms, border-color 120ms, color 120ms; flex-shrink: 0;
}
.chip.is-radio .chip-mark { border-radius: 50%; }
.chip:has(input:checked) { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-deep); }
.chip:has(input:checked) .chip-mark { background: var(--accent); border-color: var(--accent); color: white; }
.chip-mono { font-family: "JetBrains Mono", monospace; font-weight: 600; font-size: 12.5px; }
.chip-custom { padding: 5px 10px 5px 14px; gap: 8px; }
.chip-custom input[type="number"] {
  position: static; opacity: 1; pointer-events: auto;
  width: 54px; border: 1px solid var(--border); border-radius: 7px;
  padding: 5px 7px; font-family: "JetBrains Mono", monospace;
  font-weight: 600; font-size: 12.5px;
  background: var(--surface); color: var(--ink); outline: none;
  transition: border-color 120ms, box-shadow 120ms; -moz-appearance: textfield;
}
.chip-custom input[type="number"]::-webkit-outer-spin-button,
.chip-custom input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.chip-custom input[type="number"]:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.chip-custom .chip-mark { display: none; }

.count-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.stepper {
  display: inline-flex; align-items: center;
  background: var(--hover); border: 1px solid var(--border); border-radius: 999px; overflow: hidden;
}
.stepper button {
  appearance: none; border: none; background: transparent;
  width: 36px; height: 36px; font-family: "JetBrains Mono", monospace;
  font-size: 16px; color: var(--sub); cursor: pointer; transition: background 120ms;
}
.stepper button:hover { background: #e5e7eb; }
.stepper input {
  width: 52px; border: none; outline: none; text-align: center;
  background: transparent; font-family: "JetBrains Mono", monospace;
  font-weight: 600; font-size: 14px; color: var(--ink); -moz-appearance: textfield;
}
.stepper input::-webkit-outer-spin-button,
.stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.count-unit { font-size: 13px; color: var(--muted); }

.generate {
  appearance: none; width: 100%; border: none;
  background: var(--accent); color: white;
  font-family: "Noto Sans JP", sans-serif; font-weight: 700; font-size: 14.5px;
  letter-spacing: 0.04em; padding: 14px 20px; border-radius: var(--radius); cursor: pointer;
  margin-top: 20px; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  transition: background 120ms, transform 120ms, box-shadow 120ms;
  box-shadow: 0 4px 16px -8px rgba(8,145,178,0.4);
}
.generate:hover { background: var(--accent-deep); transform: translateY(-1px); box-shadow: 0 8px 20px -8px rgba(8,145,178,0.4); }
.generate:active { transform: translateY(0); }

.results { margin-top: 24px; padding-top: 20px; border-top: 1px dashed var(--border); }
.results-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; margin-bottom: 14px; flex-wrap: wrap;
}
.results-meta {
  font-family: "JetBrains Mono", monospace; font-size: 10.5px;
  letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase;
}
.results-meta b { color: var(--ink); font-weight: 600; }

.pwd-list { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.pwd {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 11px 13px; background: var(--hover); border: 1px solid var(--border);
  border-radius: 10px; transition: border-color 120ms, background 120ms;
}
.pwd:hover { border-color: #d1d5db; background: #f0f0f0; }
.pwd-text {
  font-family: "JetBrains Mono", monospace; font-weight: 500; font-size: 13px;
  color: var(--ink); word-break: break-all; line-height: 1.4; flex: 1; min-width: 0;
}
.pwd-copy {
  appearance: none; border: 1px solid transparent; background: transparent;
  color: var(--muted); width: 30px; height: 30px; border-radius: 7px;
  display: grid; place-items: center; cursor: pointer; flex-shrink: 0;
  transition: background 120ms, color 120ms, border-color 120ms;
}
.pwd-copy:hover { background: var(--accent-soft); color: var(--accent-deep); border-color: var(--accent); }
.pwd-copy.copied { background: var(--ok-soft); border-color: var(--ok); color: var(--ok); }

.empty-state {
  padding: 32px 16px; text-align: center; color: var(--muted); font-size: 13.5px;
  border: 1px dashed var(--border); border-radius: var(--radius); background: var(--hover);
}
.empty-state b { display: block; color: var(--sub); font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.error-state {
  padding: 14px; text-align: center; color: var(--danger); font-size: 13.5px;
  background: var(--danger-soft); border: 1px solid #fca5a5; border-radius: 9px; font-weight: 500;
}

.btn-sm {
  appearance: none; border: 1px solid var(--border); background: var(--surface);
  color: var(--sub); font-family: "Noto Sans JP", sans-serif;
  font-weight: 500; font-size: 12.5px; padding: 6px 12px; border-radius: 999px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 5px;
  transition: background 120ms, color 120ms, border-color 120ms;
}
.btn-sm:hover { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-deep); }

@media (max-width: 560px) {
  .pwd-list { grid-template-columns: 1fr; }
}