:root {
  --bg: #0b0f14;
  --surface: #111821;
  --surface-2: #16202b;
  --line: #223243;
  --ink: #e8eef5;
  --muted: #95a7bb;
  --accent: #33c2ff;
  --accent-strong: #00a8ef;
  --warn: #ff8f66;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 450px at 110% -20%, rgba(51, 194, 255, 0.18), transparent 55%),
    radial-gradient(900px 420px at -10% 130%, rgba(0, 168, 239, 0.12), transparent 60%),
    var(--bg);
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 16px 14px 86px;
}

.app-shell {
  max-width: 880px;
  margin: 0 auto;
  padding: 16px 14px 86px;
}

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

h1 {
  margin: 0;
  font-size: 24px;
  letter-spacing: 0.02em;
}

h2 {
  margin: 0;
  font-size: 17px;
  letter-spacing: 0.01em;
}

.muted {
  color: var(--muted);
  margin: 4px 0 0;
}

.card {
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 10px;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.26);
}

.hero-card {
  border-color: #2e445a;
}

.auth-card {
  margin-bottom: 12px;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}

.row-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.metric {
  border: 1px solid #2a3c50;
  border-radius: 10px;
  padding: 10px;
  background: rgba(17, 29, 41, 0.7);
}

.metric .label {
  color: var(--muted);
  font-size: 12px;
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: 20px;
}

input,
textarea,
select,
button {
  border-radius: 10px;
  border: 1px solid #30465d;
  background: #0e151e;
  color: var(--ink);
  font-size: 14px;
  padding: 10px 11px;
}

input,
textarea,
select {
  width: 100%;
}

textarea {
  resize: vertical;
}

button {
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}

button:active {
  transform: scale(0.98);
}

.btn-primary {
  border-color: var(--accent-strong);
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #062034;
  font-weight: 700;
}

.btn-secondary {
  border-color: #3a5066;
  background: #122030;
  color: var(--ink);
}

.text-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid #35506b;
  background: #132131;
}

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

.chip-running {
  color: #7bd8ff;
}

.chip-done {
  color: #7dffa8;
}

.chip-failed {
  color: #ff9a93;
}

.inline-status {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.inline-status .label {
  color: var(--muted);
  font-size: 13px;
}

.activity-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.activity-item {
  border: 1px solid #283b50;
  border-radius: 10px;
  padding: 9px 10px;
  background: rgba(13, 23, 33, 0.72);
}

.activity-item .title {
  font-size: 13px;
  margin: 0 0 4px;
}

.activity-item .meta {
  color: var(--muted);
  font-size: 12px;
}

.tab-panel {
  display: none;
  animation: fade-in 0.18s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background: rgba(9, 13, 20, 0.98);
  border-top: 1px solid #273a4e;
  backdrop-filter: blur(8px);
  z-index: 30;
}

.tab-btn {
  border: 0;
  border-right: 1px solid #1f3246;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  padding: 12px 4px;
  font-size: 12px;
  font-weight: 600;
}

.tab-btn:last-child {
  border-right: 0;
}

.tab-btn.active {
  color: var(--accent);
  background: rgba(51, 194, 255, 0.08);
}

pre {
  margin: 10px 0 0;
  background: #0d151d;
  border: 1px solid #243648;
  border-radius: 10px;
  padding: 10px;
  color: #d5f0ff;
  font-size: 12px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

#taskResult:empty,
#log:empty,
#toolQuote:empty {
  display: none;
}

@media (max-width: 760px) {
  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric strong {
    font-size: 18px;
  }
}