:root {
  color-scheme: dark;
  --bg: #080e1a;
  --surface: #111b2c;
  --surface-2: #16243a;
  --line: #243653;
  --text: #f5f7fb;
  --muted: #9aabc4;
  --accent: #6ea8fe;
  --accent-strong: #3f83f8;
  --warning: #f6c453;
  --danger: #f47c7c;
  --success: #5bd39a;
  --radius: 16px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: radial-gradient(circle at 20% 0%, #142846 0, var(--bg) 42rem); color: var(--text); }
button, input { font: inherit; }
button { cursor: pointer; }
.login-page { min-height: 100svh; display: grid; place-items: center; padding: 24px; }
.login-shell { width: min(100%, 440px); }
.login-card { padding: 34px 28px 30px; background: rgba(17, 27, 44, .96); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 24px 70px rgba(0,0,0,.36); }
.brand-mark { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 13px; background: linear-gradient(135deg, var(--accent-strong), #7a5cff); font-weight: 800; letter-spacing: .08em; }
.eyebrow { margin: 0 0 6px; color: var(--accent); font-size: .72rem; font-weight: 750; letter-spacing: .14em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(1.5rem, 4vw, 2rem); }
h2 { margin-bottom: 0; font-size: 1.1rem; }
h3 { margin-bottom: 4px; font-size: 1rem; }
.muted, .small-muted { color: var(--muted); }
.muted { margin-bottom: 24px; }
.notice { border-radius: 12px; padding: 12px 14px; font-size: .86rem; line-height: 1.55; }
.notice-warning { border: 1px solid rgba(246,196,83,.38); background: rgba(246,196,83,.1); color: #ffe8a6; }
label { display: block; margin: 18px 0 7px; color: var(--muted); font-size: .88rem; }
input { width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 12px 13px; color: var(--text); background: #0b1424; outline: none; }
input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(110,168,254,.16); }
.button { min-height: 42px; border: 1px solid transparent; border-radius: 10px; padding: 9px 15px; color: var(--text); font-weight: 680; transition: opacity .15s, transform .15s, background .15s; }
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button:disabled { cursor: not-allowed; opacity: .42; }
.button-primary { background: var(--accent-strong); }
.button-primary:hover:not(:disabled) { background: #5693fa; }
.button-danger { border-color: rgba(244,124,124,.42); background: rgba(244,124,124,.12); color: #ffc2c2; }
.button-quiet { border-color: var(--line); background: transparent; color: var(--muted); }
.button-block { width: 100%; margin-top: 24px; }
.form-message { min-height: 1.4em; margin: 10px 0 0; color: var(--muted); font-size: .84rem; }
.form-message.error { color: #ffb0b0; }
.form-message.success { color: var(--success); }
.console-shell { width: min(1120px, 100%); margin: 0 auto; padding: 24px clamp(16px, 4vw, 42px) 42px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.topbar h1 { margin-bottom: 0; }
.topbar-actions, .controls-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.user-pill { max-width: 180px; overflow: hidden; text-overflow: ellipsis; color: var(--muted); font-size: .86rem; }
.status-banner { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 18px; }
.status-dot { flex: 0 0 auto; width: 9px; height: 9px; margin-top: 6px; border-radius: 50%; background: var(--warning); box-shadow: 0 0 0 4px rgba(246,196,83,.12); }
.summary-grid, .account-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.account-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.metric-card, .account-card { min-width: 0; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(17,27,44,.86); }
.metric-label, .account-metrics dt { color: var(--muted); font-size: .78rem; }
.metric-value { display: block; margin: 7px 0 5px; font-size: 1.45rem; }
.metric-detail { color: var(--muted); font-size: .78rem; overflow-wrap: anywhere; }
.status-running { color: var(--success); }
.status-paused, .status-funding_gap { color: var(--warning); }
.status-stopped { color: var(--danger); }
.section-block { margin-top: 30px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 14px; margin-bottom: 13px; }
.account-card { padding: 19px; }
.account-a { border-top: 3px solid #66a4ff; }
.account-b { border-top: 3px solid #b99cff; }
.account-heading { display: flex; gap: 12px; align-items: flex-start; }
.account-heading p { margin-bottom: 0; color: var(--muted); font-size: .78rem; }
.direction-tag { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: rgba(110,168,254,.16); color: var(--accent); font-weight: 800; }
.account-b .direction-tag { background: rgba(185,156,255,.15); color: #cdbbff; }
.account-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px 18px; margin: 22px 0 0; }
.account-metrics div { min-width: 0; }
.account-metrics dd { margin: 4px 0 0; overflow-wrap: anywhere; font-size: 1rem; font-weight: 680; }
.account-metrics dd.positive { color: var(--success); }
.account-metrics dd.negative { color: var(--danger); }
.controls-block { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(17,27,44,.6); }
.controls-block .section-heading { margin-bottom: 16px; }
.controls-block .small-muted { margin: 13px 0 0; font-size: .78rem; line-height: 1.5; }
.events-list { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(17,27,44,.62); }
.event-item { padding: 13px 16px; border-bottom: 1px solid rgba(36,54,83,.65); }
.event-item:last-child { border-bottom: 0; }
.event-item p { margin: 5px 0 0; font-size: .88rem; }
.event-meta { display: flex; justify-content: space-between; gap: 10px; color: var(--muted); font-size: .75rem; }
.empty-state { margin: 0; padding: 22px 16px; color: var(--muted); text-align: center; }
.footer-note { margin-top: 28px; color: #71829c; font-size: .75rem; line-height: 1.5; text-align: center; }

@media (max-width: 680px) {
  .console-shell { padding-top: 18px; }
  .topbar { align-items: flex-start; }
  .topbar-actions { flex-direction: column; align-items: flex-end; gap: 5px; }
  .summary-grid, .account-grid { grid-template-columns: 1fr; }
  .metric-card { padding: 15px; }
  .section-block { margin-top: 24px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 5px; }
  .controls-row { align-items: stretch; flex-direction: column; }
  .controls-row .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .button { transition: none; }
}