:root {
  /* カラーパレット */
  --bg: #1f1f1f;
  --fg: #e7e9f5;
  --muted: #a6accd;
  --border: #464646;
  --border-outside: #606060;
  --ok: #7ee081;
  --warn: #ffd166;
  --hover-bg: rgba(255, 255, 255, 0.1);

  /* 入力系 */
  --input-bg: #1b1b1b;
  --input-fg: var(--fg);
  --input-readonly-bg: var(--input-bg);
  --input-readonly-fg: var(--muted);

  /* カード系 */
  --card: #101010;
  --card-heading: #e0e000;

  /* リンク系 */
  --link-label: #1073ff;
  --link-hover: #6aa8ff;

  /* モード */
  --mode-bg: #000;
  --mode-fg: #aaa;
  --mode-border: #000;
  --mode-label-hover: #fff;
  --mode-active-bg: #ffff00;
  --mode-active-fg: #000;
  --mode-active-border: #ffff00;
}

/* ---------------- Base ---------------- */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  width: 100%;
  min-height: 100vh;
  min-width: 500px;
  padding: 1.25rem 0 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, Segoe UI, Roboto, Helvetica, Arial;
}

/* ---------------- Header ---------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 50px;
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px) saturate(150%);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 0 .75rem;
  z-index: 1000;
}

.header__title {
  font-size: clamp(1rem, 4vw, 1.4rem);
  font-weight: bold;
  margin: .5rem .2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------------- Layout ---------------- */
.layout {
  gap: 2rem;
  margin: 0 auto;
  padding: 1.5rem;
  max-width: 1600px;
}

.grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  padding-bottom: .5rem;
  width: 100%;
}

.grid>.card {
  flex: 1 1 300px;
}

.content-section {
  display: flex;
  gap: .2rem .5rem;
  align-items: flex-start;
}

.content-section>section {
  flex: 1;
}

/* ---------------- Card ---------------- */
.card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .75rem;
}

.card__title {
  font-size: 1rem;
  margin: 0 0 .5rem;
  color: var(--card-heading);
}

.card--two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .5rem;
  background: var(--bg);
  border: thick double var(--border-outside);
}

.card__col {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.card--option {
  max-width: 300px;
}

/* ---------------- Form ---------------- */
.form--grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .5rem;
}

.form--row {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.form__label {
  font-size: .95rem;
  min-width: 80px;
  margin: .5rem 0 .25rem;
}

.form__input {
  width: 100%;
  min-width: 80px;
  background: var(--input-bg);
  color: var(--input-fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .5rem;
  font-size: .95rem;
}

.form__input[readonly] {
  background: var(--input-readonly-bg);
  color: var(--input-readonly-fg);
}

.form__checkbox {
  transform: scale(1.1);
  cursor: pointer;
}

/* ---------------- Mode toggle ---------------- */
.mode {
  padding: 1rem .25rem .1rem;
}

.mode__grid {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: .5rem;
  margin-bottom: .5rem;
}

.mode__toggle {
  display: flex;
  flex-wrap: wrap;
  border: 3px solid var(--border-outside);
  border-radius: 6px;
  gap: .5rem 1rem;
}

.mode__toggle input[type="radio"] {
  display: none;
}

.mode__toggle input[type="radio"]:checked+.mode__label {
  background: var(--mode-active-bg);
  color: var(--mode-active-fg);
  border-color: var(--mode-active-border);
}

.mode__toggle input[type="radio"]:not(:checked)+.mode__label:hover {
  color: var(--mode-label-hover);
}

.mode__label {
  border: 2px solid var(--mode-border);
  border-radius: 30px;
  background: var(--mode-bg);
  color: var(--mode-fg);
  cursor: pointer;
  font-weight: 600;
  min-width: 100px;
  padding: .5em 1em;
  text-align: center;
  transition: all .2s ease;
}

/* ---------------- Break toggle ---------------- */
.break__label {
  cursor: pointer;
}

/* ---------------- Button ---------------- */
.btn {
  cursor: pointer;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .6rem .8rem;
  line-height: 1;
  white-space: nowrap;
}

.btn--rst {
  height: 2.25rem;
  font-size: .9rem;
  font-weight: 600;
  padding: 0 .75rem;
  color: var(--fg);
  background: var(--card);
  transition: background .2s ease;
}

.btn--rst:hover {
  background: var(--hover-bg);
}

/* ---------------- Key-Value list ---------------- */
.kv-list {
  margin: 0;
  padding: 0;
}

.kv {
  display: flex;
  justify-content: space-between;
  border-top: 1px dashed var(--border);
  padding: .5rem 0;
  color: var(--muted);
  gap: .3rem;
}

.kv__label {
  font-weight: 500;
  flex: 0 0 auto;
}

.kv__value {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  color: var(--fg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kv__value img {
  flex: 0 0 auto;
}

.kv__value span {
  flex: 0 1 auto;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------------- Agent-Select ---------------- */
.agent-select {
  display: flex;
  align-items: stretch;
  gap: .75rem;
  margin: 0 .15rem 0 0;
}

.agent-select__left {
  flex: 0 0 auto;
  position: relative;
}

.agent-select__right {
  flex: 1;
  min-width: 0;
}

.agent-select__image {
  display: block;
  width: 100px;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.agent-rank-icon {
  position: absolute;
  top: 1px;
  left: 1px;
  width: 25px;
  height: 25px;
}

/* ---------------- Icon ---------------- */
.icon--sm {
  height: 20px;
  vertical-align: middle;
  margin-right: 6px;
}

.copy-icon {
  position: absolute;
  top: 8px;
  right: 10px;
  height: 40px;
  font-size: 1rem;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  opacity: 0;
  transition: all .2s ease;
}

.copy-icon:hover {
  background: var(--hover-bg);
}

.result__card:hover .copy-icon,
.copy-icon:focus-visible {
  opacity: 1;
}

/* ---------------- Result / Details / Footer 共通 ---------------- */
.result,
.details,
.footer {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}

/* ---------------- Result ---------------- */
.result {
  margin-top: 1.25rem;
}

.result__grid {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.result__card {
  position: relative;
  flex: 1 1 220px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .9rem;
}

.result__label {
  color: var(--muted);
  font-size: .9rem;
}

.result__value {
  font-size: 1.6rem;
  margin-top: .4rem;
  color: var(--ok);
}

/* anomaly のときだけ非表示・左寄せ */
body[data-mode="anomaly"] .is-hidden-anomaly {
  display: none !important;
}

body[data-mode="anomaly"] .result__grid {
  justify-content: flex-start;
}

body[data-mode="anomaly"] .result__card {
  flex: 0 0 auto;
  min-width: 220px;
  max-width: 260px;
}

/* ---------------- Details ---------------- */
.details {
  margin-top: .75rem;
}

.details__summary {
  cursor: pointer;
  font-weight: 600;
  position: relative;
  display: inline-block;
  padding-left: 1.3em;
}

.details__summary::-webkit-details-marker {
  display: none;
}

.details__summary::before {
  content: "▶";
  position: absolute;
  left: 0;
  top: 0;
}

details[open] .details__summary::before {
  content: "▼";
}

.details__summary::after {
  position: absolute;
  left: 0;
  content: "";
  width: 100%;
  height: 1.5px;
  bottom: -2px;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s;
}

.details__summary:hover::after {
  transform: scaleX(1);
}

/* ---------------- Footer ---------------- */
.footer {
  margin-top: 1.5rem;
}

.footer__last-modified {
  font-size: 1rem;
}

.footer__text {
  font-size: .85rem;
  color: var(--muted);
  margin: 0;
}

/* ---------------- Links ---------------- */
a {
  color: var(--link-label);
}

a:hover {
  color: var(--link-hover);
}

/* ---------------- Utility ---------------- */
.is-disabled {
  opacity: .5;
  pointer-events: none;
}

.u-mt-sm {
  margin-top: .5rem;
}

.u-mt-md {
  margin-top: 1rem;
}

.u-mt-lg {
  margin-top: 1.5rem;
}

/* ---------------- Responsive ---------------- */

/* PC表示（1001px以上） */
@media (min-width: 1001px) {
  .result--fixed {
    display: none !important;
  }
}

/* モバイル表示（1000px以下） */
@media (max-width: 1000px) {
  .grid {
    flex-direction: column;
    align-items: stretch;
  }

  .grid>.card {
    flex: none;
    width: 100%;
    min-width: 0;
  }

  .content-section {
    flex-direction: column;
  }

  .result--fixed {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    background: rgba(20, 20, 20, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid var(--border, #444);
    padding: .5rem 1rem;

    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: opacity .3s ease, transform .3s ease;
  }

  .result--fixed.is-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .result__title {
    margin: 0 0 .3rem;
  }

  .result__grid {
    justify-content: space-around;
    gap: .5rem;
  }

  .result__card {
    flex: 1;
  }
}

/* 小画面表示（600px以下） */
@media (max-width: 600px) {
  .card--two-column {
    grid-template-columns: 1fr;
  }

  .result__grid {
    width: 100%;
    max-width: 100%;
  }
}

/* ---------------- Headings ---------------- */
h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
}

h1 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.1rem;
  margin-bottom: .5rem;
}

h3 {
  font-size: 1rem;
  margin-bottom: .5rem;
}

/* ---------------- Section Divider ---------------- */
.section-divider {
  border: none;
  border-top: 1px solid var(--muted);
  margin: 1rem 0 .5rem;
}

/* ---------------- Mode toggle size modifiers ---------------- */
.mode__toggle--sm .mode__label {
  font-size: .75rem;
  padding: .3em .6em;
  width: 150px;
}

.mode__toggle--md .mode__label {
  font-size: 1rem;
  padding: .5em 1em;
  width: 160px;
}

.mode__toggle--lg .mode__label {
  font-size: 1.25rem;
  padding: .75em 1.25em;
  width: 250px;
}

/* ---------------- Toast ---------------- */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  padding: .6rem 1rem;
  border-radius: 6px;
  font-size: .9rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
  z-index: 2000;
}

.result--fixed.is-visible~.toast {
  bottom: 150px;
}

.toast.show {
  opacity: 1;
}