@font-face {
  font-family: "에이투지체";
  src: url("fonts/a2z-regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "에이투지체";
  src: url("fonts/a2z-medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "에이투지체";
  src: url("fonts/a2z-semibold.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "에이투지체";
  src: url("fonts/a2z-bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "에이투지체";
  src: url("fonts/a2z-extrabold.ttf") format("truetype");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #0c0e15;
  --bg-elev: #131722;
  --bg-panel: #1e222d;
  --bg-hover: #2a2e39;
  --line: #2a2e39;
  --line-soft: rgba(42, 46, 57, 0.85);
  --text: #d1d4dc;
  --text-soft: #9598a1;
  --text-mute: #787b86;
  --blue: #2962ff;
  --blue-dim: rgba(41, 98, 255, 0.18);
  --green: #26a69a;
  --red: #ef5350;
  --amber: #ff9800;
  --font: "에이투지체", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
}

.hidden {
  display: none !important;
}

/* —— Login —— */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background:
    radial-gradient(900px 420px at 15% -10%, rgba(41, 98, 255, 0.18), transparent 55%),
    radial-gradient(700px 380px at 100% 0%, rgba(38, 166, 154, 0.08), transparent 50%),
    var(--bg);
}

.login-shell {
  width: min(400px, 100%);
}

.login-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1.75rem 1.5rem 1.5rem;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  background: var(--blue);
  color: #fff;
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  border-radius: 3px;
  flex-shrink: 0;
}

.eyebrow {
  margin: 0;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  font-weight: 700;
  color: var(--text-mute);
}

.brand {
  margin: 0.1rem 0 0;
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  color: #fff;
}

.lede {
  margin: 1.15rem 0 1.25rem;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.login-form {
  display: grid;
  gap: 0.45rem;
}

.login-form label {
  font-size: 0.75rem;
  color: var(--text-mute);
  letter-spacing: 0.04em;
}

.login-form input {
  border: 1px solid var(--line);
  background: var(--bg-panel);
  color: var(--text);
  padding: 0.85rem 0.95rem;
  font: inherit;
  border-radius: 3px;
  outline: none;
}

.login-form input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 2px var(--blue-dim);
}

.login-form button {
  margin-top: 0.55rem;
  border: 0;
  background: var(--blue);
  color: #fff;
  font: inherit;
  font-weight: 700;
  padding: 0.9rem 1rem;
  border-radius: 3px;
  cursor: pointer;
}

.login-form button:hover {
  filter: brightness(1.08);
}

.err {
  margin: 0.85rem 0 0;
  color: var(--red);
  font-size: 0.9rem;
}

/* —— Desk —— */
.desk {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  background: var(--bg);
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.55rem 0.85rem;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
}

.topbar .brand {
  font-size: 1.05rem;
}

.pill {
  margin-left: 0.35rem;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--bg-panel);
  color: var(--text-soft);
  border: 1px solid var(--line);
}

.pill.live {
  color: #fff;
  background: var(--red);
  border-color: transparent;
}

.ticker-strip {
  display: flex;
  flex: 1;
  gap: 0;
  min-width: 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--bg);
}

.tick {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.4rem 0.85rem;
  border-right: 1px solid var(--line);
  white-space: nowrap;
  min-width: 6.5rem;
}
.tick.sep {
  min-width: 0;
  width: 2px;
  padding: 0;
  background: var(--line);
  border-right: none;
}

.tick:last-child {
  border-right: 0;
}

.tick .k {
  font-size: 0.65rem;
  color: var(--text-mute);
  letter-spacing: 0.06em;
}

.tick .v {
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
}

.tick .v.ok {
  color: var(--green);
}

.tick .v.warn {
  color: var(--amber);
}

.top-meta {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-left: auto;
}

.freshness {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-mute);
  max-width: 16rem;
}

#fresh-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ghost-btn {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-soft);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.4rem 0.7rem;
  border-radius: 3px;
  cursor: pointer;
}

.ghost-btn:hover {
  background: var(--bg-hover);
  color: #fff;
}

.chart-plane {
  min-height: 0;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}

.chart-stage {
  position: relative;
  width: 100%;
  height: clamp(420px, 62vh, 780px);
  background: #131722;
}

.chart-host {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.chart-error {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  text-align: center;
  color: var(--text-soft);
  background: rgba(19, 23, 34, 0.92);
  font-size: 0.9rem;
  line-height: 1.5;
}

.chart-error.hidden {
  display: none;
}

.bottom {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  background: var(--bg);
}

@media (max-width: 900px) {
  .bottom {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: stretch;
  }

  .ticker-strip {
    order: 3;
    width: 100%;
    flex: 1 1 100%;
  }
}

.panel {
  padding: 0.85rem 1rem 1.1rem;
  border-right: 1px solid var(--line);
  background: var(--bg-elev);
  min-height: 220px;
}

.panel:last-child {
  border-right: 0;
}

.panel-head {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-mute);
  text-transform: uppercase;
}

.trades {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.trades li {
  display: grid;
  grid-template-columns: 3.2rem 1fr auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.88rem;
}

.trades .side-buy {
  color: var(--red);
  font-weight: 700;
}

.trades .side-sell {
  color: var(--blue);
  font-weight: 700;
}

.muted,
.empty {
  color: var(--text-mute);
  font-size: 0.85rem;
}

.status-pre {
  margin: 0;
  white-space: pre-wrap;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-soft);
  max-height: 260px;
  overflow: auto;
}

.pulse {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--green);
  display: inline-block;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(38, 166, 154, 0.2);
}

.pulse.stale,
.pulse:not(.ok).stale {
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 152, 0, 0.2);
}