:root {
  --bg:       #0a0a0f;
  --surface:  #111118;
  --surface2: #1a1a24;
  --border:   #1e1e2e;
  --border2:  #2a2a3e;
  --text:     #c4c4d4;
  --white:    #f0f0ff;
  --dim:      #666680;
  --green:    #00e676;
  --red:      #ff4444;
  --yellow:   #ffaa00;
  --purple:   #7b61ff;
  --blue:     #4fc3f7;
  --mono:     'JetBrains Mono', 'Courier New', monospace;
  --radius:   8px;
  --radius-lg:12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

.mono { font-family: var(--mono); }

/* ── Header ── */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 20px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 2px;
}

.logo-sub {
  font-size: 10px;
  color: var(--dim);
  letter-spacing: 1px;
}

nav { display: flex; gap: 4px; margin-left: 24px; }

nav a {
  color: var(--dim);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  transition: all 0.15s;
}

nav a:hover, nav a.active { color: var(--white); background: var(--surface2); }

.header-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }

/* ── Main ── */
main { max-width: 1200px; margin: 0 auto; padding: 24px; }

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.card-title { font-size: 13px; font-weight: 600; color: var(--white); letter-spacing: 0.5px; }

/* ── Grid ── */
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.grid-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

/* ── Stats ── */
.stat { text-align: center; padding: 16px; }
.stat-val { font-size: 22px; font-weight: 700; font-family: var(--mono); color: var(--white); }
.stat-lbl { font-size: 11px; color: var(--dim); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.8px; }

/* ── Buttons ── */
.btn {
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text);
  padding: 8px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn:hover { border-color: var(--purple); color: var(--white); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-green  { background: rgba(0,230,118,0.1);  border-color: rgba(0,230,118,0.3);  color: var(--green); }
.btn-red    { background: rgba(255,68,68,0.1);   border-color: rgba(255,68,68,0.3);  color: var(--red); }
.btn-yellow { background: rgba(255,170,0,0.1);   border-color: rgba(255,170,0,0.3);  color: var(--yellow); }
.btn-purple { background: rgba(123,97,255,0.1);  border-color: rgba(123,97,255,0.3); color: var(--purple); }
.btn-green:hover  { background: rgba(0,230,118,0.2);  color: var(--green); }
.btn-red:hover    { background: rgba(255,68,68,0.2);   color: var(--red); }

/* ── Forms ── */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label { font-size: 12px; color: var(--dim); text-transform: uppercase; letter-spacing: 0.6px; }
.field input, .field select {
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--white);
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.field input:focus, .field select:focus { border-color: var(--purple); }
.field-hint { font-size: 11px; color: var(--dim); margin-top: 2px; }

/* ── Status badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.badge-running { background: rgba(0,230,118,0.15); color: var(--green); }
.badge-stopped { background: rgba(100,100,120,0.2); color: var(--dim); }
.badge-waiting { background: rgba(255,170,0,0.15);  color: var(--yellow); }

.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-green  { background: var(--green); box-shadow: 0 0 6px var(--green); }
.dot-red    { background: var(--red); }
.dot-yellow { background: var(--yellow); }
.dot-gray   { background: var(--dim); }

/* ── Tables ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th { color: var(--dim); font-weight: 600; text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--border); text-transform: uppercase; letter-spacing: 0.5px; }
td { padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--text); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

.positive { color: var(--green); }
.negative { color: var(--red); }

/* ── Auth pages ── */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 420px;
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo h1 { font-size: 28px; font-weight: 800; color: var(--white); letter-spacing: 3px; }
.auth-logo p  { color: var(--dim); font-size: 12px; margin-top: 4px; }

.auth-btn {
  width: 100%;
  padding: 12px;
  background: var(--purple);
  border: none;
  color: white;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
  margin-top: 8px;
}

.auth-btn:hover { opacity: 0.9; }

.auth-link { text-align: center; margin-top: 16px; font-size: 13px; color: var(--dim); }
.auth-link a { color: var(--purple); text-decoration: none; }

.error-msg {
  background: rgba(255,68,68,0.1);
  border: 1px solid rgba(255,68,68,0.3);
  color: var(--red);
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
}

/* ── Log ── */
.log-container { max-height: 250px; overflow-y: auto; display: flex; flex-direction: column; gap: 2px; padding: 4px; }
.log-entry { display: flex; gap: 8px; padding: 3px 6px; border-radius: 4px; font-size: 11px; font-family: var(--mono); align-items: flex-start; }
.log-entry:hover { background: var(--surface2); }
.log-time  { color: var(--dim); white-space: nowrap; flex-shrink: 0; }
.log-level { font-weight: 700; white-space: nowrap; flex-shrink: 0; min-width: 50px; }
.log-level.INFO  { color: var(--blue); }
.log-level.WARN  { color: var(--yellow); }
.log-level.ERROR { color: var(--red); }
.log-level.TRADE { color: var(--green); }
.log-msg   { color: var(--text); word-break: break-word; }

/* ── Bot card ── */
.bot-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}

.bot-card:hover { border-color: var(--border2); }
.bot-card.running { border-color: rgba(0,230,118,0.3); }

.bot-card-header {
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.bot-card-body { padding: 14px 18px; }

.bot-number {
  width: 28px; height: 28px;
  background: var(--surface2);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: var(--white);
}

/* ── Position card ── */
.position-card {
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 14px;
}

.position-card.long  { border-color: rgba(0,230,118,0.3); }
.position-card.short { border-color: rgba(255,68,68,0.3); }

/* ── Toast ── */
#toast-container {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px; z-index: 9999;
}

.toast {
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--white);
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: 13px;
  animation: slideIn 0.2s ease;
  max-width: 320px;
}

.toast.success { border-color: rgba(0,230,118,0.4); color: var(--green); }
.toast.error   { border-color: rgba(255,68,68,0.4);  color: var(--red); }
.toast.warn    { border-color: rgba(255,170,0,0.4);   color: var(--yellow); }

@keyframes slideIn { from { transform: translateX(100px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ── Fee banner ── */
.fee-banner {
  background: rgba(255,170,0,0.08);
  border: 1px solid rgba(255,170,0,0.3);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

/* ── ADX indicator ── */
.adx-waiting {
  background: rgba(255,170,0,0.08);
  border: 1px solid rgba(255,170,0,0.2);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 11px;
  color: var(--yellow);
  margin-bottom: 12px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
  main { padding: 16px; }
  header { padding: 0 16px; }
  nav { display: none; }
}