:root {
  --bg: #0b1117;
  --panel: #121b24;
  --panel-2: #172330;
  --line: #233140;
  --text: #e6edf3;
  --muted: #8b9bab;
  --accent: #3ddc84;
  --accent-ink: #062b16;
  --hot: #ffb020;
  --danger: #ff5d5d;
  --info: #5aa9ff;
  --radius: 12px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6f8;
    --panel: #ffffff;
    --panel-2: #f0f3f6;
    --line: #dde3e9;
    --text: #12202c;
    --muted: #5b6b7a;
    --accent: #12a150;
    --accent-ink: #ffffff;
    --hot: #b56b00;
    --danger: #d22b2b;
    --info: #1f6fd6;
    --shadow: 0 8px 30px rgba(20, 40, 60, 0.12);
    color-scheme: light;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

[hidden] {
  display: none !important;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

a {
  color: var(--info);
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 13px;
}

.error {
  color: var(--danger);
  min-height: 1.2em;
  margin: 0;
}

code,
.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}

/* ---------- login ---------- */
.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(360px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  display: grid;
  gap: 12px;
  text-align: center;
  box-shadow: var(--shadow);
}

.login-card h1 {
  margin: 4px 0 0;
  font-size: 22px;
}

.login-card img {
  margin: 0 auto;
}

/* ---------- layout ---------- */
#app {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 14px calc(40px + env(safe-area-inset-bottom));
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: calc(10px + env(safe-area-inset-top)) 0 10px;
  background: var(--bg);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

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

.subtitle {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 60vw;
}

.arm {
  border: 2px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 16px;
  font-weight: 800;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}

.arm[aria-pressed='true'] {
  border-color: var(--danger);
  background: var(--danger);
  color: #fff;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 25%, transparent);
}

.statusbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-size: 13px;
}

.statusbar .sep {
  color: var(--line);
}

.mode {
  font-weight: 800;
  letter-spacing: 0.5px;
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  text-transform: uppercase;
}

.mode.hot {
  background: var(--hot);
  border-color: var(--hot);
  color: #1d1200;
  animation: pulse 1.2s ease-in-out infinite;
}

.mode.warm {
  border-color: var(--hot);
  color: var(--hot);
}

.mode.watching {
  border-color: var(--accent);
  color: var(--accent);
}

.mode.standby,
.mode.setup {
  border-color: var(--info);
  color: var(--info);
}

@keyframes pulse {
  50% {
    opacity: 0.6;
  }
}

.banner {
  margin-top: 10px;
  border-radius: var(--radius);
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.banner.danger {
  border-color: var(--danger);
}

.banner.warn {
  border-color: var(--hot);
}

.banner.info {
  border-color: var(--info);
}

.tabs {
  display: flex;
  gap: 4px;
  margin: 14px 0 10px;
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  font-weight: 600;
}

.tabs button.active {
  background: var(--panel-2);
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--line);
}

/* ---------- generic ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
}

.card h2,
.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.spread {
  justify-content: space-between;
}

.grow {
  flex: 1 1 auto;
  min-width: 0;
}

.btn {
  border: 1px solid var(--line);
  background: var(--panel-2);
  border-radius: 10px;
  padding: 7px 12px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
}

.btn:hover {
  border-color: var(--muted);
}

.btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn.danger {
  color: var(--danger);
}

.btn.small {
  padding: 4px 9px;
  font-size: 13px;
}

.btn.icon {
  padding: 4px 8px;
  min-width: 32px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  padding: 2px 9px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  white-space: nowrap;
}

.badge.fa {
  color: var(--accent);
  border-color: var(--accent);
}

.badge.wa {
  color: var(--hot);
  border-color: var(--hot);
}

.badge.team {
  color: var(--muted);
}

.badge.mine,
.badge.ok {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.badge.bad {
  color: var(--danger);
  border-color: var(--danger);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 8px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  font-size: 13px;
}

.chip.bad {
  border-color: var(--danger);
  color: var(--danger);
  text-decoration: line-through;
}

.chip.warn {
  border-color: var(--hot);
  color: var(--hot);
}

.empty {
  text-align: center;
  padding: 30px 10px;
  color: var(--muted);
}

/* ---------- targets ---------- */
.target {
  display: grid;
  gap: 8px;
}

.target.acquired {
  border-color: var(--accent);
}

.target.inactive {
  opacity: 0.6;
}

.target .name {
  font-weight: 700;
  font-size: 16px;
}

.prio {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  font-weight: 800;
  font-size: 13px;
}

.countdown {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.plan {
  font-size: 13px;
}

.plan.summary {
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  line-height: 1.45;
}

.step-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.item.faded {
  opacity: 0.55;
}

.tab-title {
  margin: 0;
  font-size: 18px;
}

.swap {
  display: grid;
  gap: 8px;
}

.swap.acquired {
  border-color: var(--accent);
}

.swap.inactive {
  opacity: 0.6;
}

.swap-title {
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.swap-side {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.swap-label {
  flex: 0 0 40px;
  padding: 3px 0;
  border-radius: 6px;
  text-align: center;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.swap-label.out {
  color: var(--danger);
  border: 1px solid var(--danger);
}

.swap-label.in {
  color: var(--accent);
  border: 1px solid var(--accent);
}

.swap-arrow {
  width: 40px;
  text-align: center;
  color: var(--muted);
  line-height: 1;
}

.swap-name {
  font-weight: 700;
  font-size: 15px;
}

.swap-name.warn {
  color: var(--hot);
}

.swap-ins {
  display: grid;
  gap: 6px;
}

.swap-choice {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
}

.swap-choice.faded {
  opacity: 0.55;
}

.swap-num {
  color: var(--muted);
  font-weight: 700;
  min-width: 1.4em;
}

.note {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.note.ok {
  color: var(--accent);
}

.note.hot {
  color: var(--hot);
}

.linkish {
  justify-self: start;
  padding: 0;
  border: 0;
  background: none;
  color: var(--info);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  text-align: left;
}

.swap-actions {
  align-items: center;
  margin-top: 2px;
}

.plan.blocked {
  color: var(--danger);
}

/* ---------- lists ---------- */
.list {
  display: grid;
  gap: 6px;
}

.item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 10px;
  background: var(--panel-2);
  border: 1px solid transparent;
}

.item .meta {
  color: var(--muted);
  font-size: 13px;
}

.seg {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.seg button {
  border: 0;
  background: transparent;
  padding: 6px 12px;
  cursor: pointer;
  color: var(--muted);
  font-weight: 600;
}

.seg button.active {
  background: var(--panel-2);
  color: var(--text);
}

input[type='text'],
input[type='password'],
input[type='number'],
input[type='url'],
input[type='search'],
select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 11px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--info);
}

label.field {
  display: grid;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
}

label.field > span {
  font-weight: 600;
}

.grid2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  align-items: start;
}

input.inline {
  display: inline-block;
  width: 86px;
  padding: 3px 8px;
  margin: 0 4px;
}

.check {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  cursor: pointer;
}

.check input {
  margin-top: 3px;
}

details summary {
  cursor: pointer;
  color: var(--info);
  font-weight: 600;
}

ol.steps {
  padding-left: 20px;
  margin: 8px 0;
}

ol.steps li {
  margin: 4px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  text-align: left;
  padding: 7px 6px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.table-wrap {
  overflow-x: auto;
}

/* ---------- log ---------- */
.log {
  display: grid;
  gap: 2px;
  font-size: 13px;
}

.log .ev {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 8px;
}

.log .ev:nth-child(odd) {
  background: var(--panel-2);
}

.log .ev.success {
  color: var(--accent);
}

.log .ev.warn {
  color: var(--hot);
}

.log .ev.error {
  color: var(--danger);
}

.log time {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* ---------- sheet (modal) ---------- */
.sheet {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  color: var(--text);
  padding: 0;
  width: min(560px, calc(100vw - 20px));
  max-height: calc(100dvh - 24px);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.sheet > form,
.sheet > .sheet-wrap {
  display: flex;
  flex-direction: column;
  max-height: calc(100dvh - 26px);
  min-height: 0;
}

.sheet::backdrop {
  background: rgba(0, 0, 0, 0.55);
}

.sheet-body {
  padding: 16px;
  display: grid;
  gap: 12px;
  overflow-y: auto;
  flex: 1 1 auto;
  min-height: 0;
}

.sheet-head,
.sheet-foot {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.sheet-head {
  border-bottom: 1px solid var(--line);
}

.sheet-foot {
  border-top: 1px solid var(--line);
  justify-content: flex-end;
}

.pick {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  background: var(--panel-2);
  cursor: pointer;
  border: 1px solid transparent;
  user-select: none;
}

.pick.on {
  border-color: var(--accent);
}

.pick.disabled {
  opacity: 0.55;
}

.pick .order {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 12px;
  border: 1px solid var(--line);
  flex: none;
}

.pick.on .order {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px;
  box-shadow: var(--shadow);
  max-width: calc(100vw - 30px);
  z-index: 20;
}

.toast.error {
  border-color: var(--danger);
}

@media (max-width: 480px) {
  .subtitle {
    max-width: 46vw;
  }

  .arm {
    padding: 7px 12px;
    font-size: 12px;
  }

  .statusbar .sep {
    display: none;
  }

  .tabs {
    flex-wrap: wrap;
  }

  .tabs button {
    padding: 7px 10px;
    font-size: 14px;
  }

  .item {
    flex-wrap: wrap;
  }

  .item > .grow {
    flex: 1 1 100%;
  }

  /* Keep a choice's number beside its name. */
  .item > .prio + .grow {
    flex-basis: calc(100% - 40px);
  }

  .seg {
    display: flex;
    width: 100%;
  }

  .seg button {
    flex: 1;
    padding: 6px 4px;
    white-space: nowrap;
  }
}

@media (min-width: 760px) {
  .two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    align-items: start;
  }
}