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

:root {
  /* Bitfinex-inspired палітра — темно-синій фон, зелений акцент */
  --bg:       #060d1a;
  --surface:  #0d1526;
  --surface2: #162035;
  --border:   #1e2e45;
  --border2:  #253a55;
  --text:     #dde5f0;
  --muted:    #a8bdd0;   /* читабельний на темно-синьому фоні */
  --muted2:   #7a94b0;
  --accent:   #16c784;   /* Bitfinex green */
  --accent2:  #0ea56d;
  --green:    #16c784;
  --red:      #e84a5f;
  --yellow:   #f5c842;
  --blue:     #4d8cff;
  --radius:   8px;
  --shadow:   0 8px 32px rgba(0,0,0,.5);
  --font-mono: 'SF Mono','Roboto Mono','Courier New',monospace;
}

html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.55;
}
/* Глобальний колір посилань */
a { color: var(--accent); text-decoration: none; }
a:hover { color: #3de0a0; text-decoration: underline; }

/* ─── Nav ─── */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: .7rem 2rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(12px);
}
.nav-brand {
  font-weight: 700; font-size: 1rem; color: var(--accent);
  text-decoration: none; display: flex; align-items: center; gap: .5rem;
  letter-spacing: -.2px;
}
.nav-links { display: flex; gap: 1.5rem; }
.nav-links a {
  color: #c5d6e8; text-decoration: none; font-size: .875rem;
  transition: color .15s; padding: .25rem 0;
}
.nav-links a:hover  { color: #fff; text-decoration: none; }
.nav-links a.active { color: #fff; border-bottom: 2px solid var(--accent); text-decoration: none; }
.nav-right { display: flex; align-items: center; gap: .75rem; }
.user-badge {
  background: var(--surface2); border: 1px solid var(--border2);
  padding: .28rem .75rem; border-radius: 20px;
  font-size: .82rem; color: var(--muted);
}

/* ─── Layout ─── */
.container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.grid3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
@media(max-width:768px){ .grid2,.grid3{ grid-template-columns:1fr; } }

/* ─── Cards ─── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.card-title  { font-weight: 600; font-size: .95rem; color: var(--text); }
.card-muted  { color: var(--muted); font-size: .82rem; margin-top: .2rem; }

/* ─── Stat tiles ─── */
.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  position: relative; overflow: hidden;
}
.stat::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
  opacity: .5;
}
.stat-label {
  font-size: .7rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--muted); margin-bottom: .4rem;
}
.stat-value {
  font-size: 1.55rem; font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: -.5px;
}
.stat-value.green  { color: var(--green); }
.stat-value.red    { color: var(--red); }
.stat-value.accent { color: var(--accent); }

/* ─── Forms ─── */
.form-group { margin-bottom: 1rem; }
.form-label {
  display: block; font-size: .82rem; color: var(--muted);
  margin-bottom: .4rem; font-weight: 500; letter-spacing: .01em;
}
.form-input, .form-select, .form-textarea {
  width: 100%; padding: .55rem .85rem;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 6px; color: var(--text);
  font-size: .9rem; transition: border-color .15s, box-shadow .15s;
}
.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(22,199,132,.12);
}
.form-input::placeholder { color: var(--muted2); }
.form-hint  { font-size: .75rem; color: var(--muted); margin-top: .3rem; line-height: 1.4; }
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .5rem 1.1rem; border-radius: 6px;
  font-size: .875rem; font-weight: 600;
  cursor: pointer; border: 1px solid transparent;
  transition: all .15s; text-decoration: none;
  letter-spacing: .01em;
}
.btn-primary {
  background: var(--accent); color: #000;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent2); border-color: var(--accent2); }
.btn-secondary {
  background: var(--surface2); color: var(--text);
  border-color: var(--border2);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-danger {
  background: transparent; color: var(--red); border-color: rgba(232,74,95,.4);
}
.btn-danger:hover { background: rgba(232,74,95,.12); border-color: var(--red); }
.btn-sm    { padding: .28rem .65rem; font-size: .78rem; }
.btn-ghost { background: transparent; color: var(--muted); border-color: transparent; }
.btn-ghost:hover { color: var(--text); }
.btn-green { background: var(--green); color: #000; border-color: var(--green); }
.btn-green:hover { opacity: .88; }

/* ─── Status badges ─── */
.badge {
  display: inline-block; padding: .18rem .55rem;
  border-radius: 4px; font-size: .72rem; font-weight: 600;
  letter-spacing: .03em; text-transform: uppercase;
}
.badge-active  { background: rgba(22,199,132,.12); color: var(--green);  }
.badge-draft   { background: rgba(77,140,255,.12);  color: var(--blue);  }
.badge-paused  { background: rgba(245,200,66,.12);  color: var(--yellow); }
.badge-error   { background: rgba(232,74,95,.12);   color: var(--red);    }
.badge-valid   { background: rgba(22,199,132,.12);  color: var(--green);  }
.badge-pending { background: rgba(245,200,66,.12);  color: var(--yellow); }
.badge-invalid { background: rgba(232,74,95,.12);   color: var(--red);    }

/* ─── Tables ─── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th {
  padding: .6rem .85rem;
  text-align: left; color: var(--muted);
  font-weight: 600; font-size: .7rem;
  text-transform: uppercase; letter-spacing: .07em;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
td {
  padding: .7rem .85rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle; color: var(--text);
}
tr:last-child td  { border-bottom: none; }
tr:hover td       { background: rgba(22,199,132,.03); }

/* Числові колонки — моноширинний шрифт */
td.num, .mono { font-family: var(--font-mono); }

/* ─── Alerts ─── */
.alert {
  padding: .75rem 1rem; border-radius: 6px;
  font-size: .875rem; margin-bottom: 1rem; line-height: 1.5;
}
.alert-error   { background: rgba(232,74,95,.1);   border: 1px solid rgba(232,74,95,.35);   color: #f07080; }
.alert-success { background: rgba(22,199,132,.1);  border: 1px solid rgba(22,199,132,.35);  color: var(--green); }
.alert-info    { background: rgba(77,140,255,.1);  border: 1px solid rgba(77,140,255,.3);   color: #7aa9ff; }
.alert-warning { background: rgba(245,200,66,.1);  border: 1px solid rgba(245,200,66,.3);   color: var(--yellow); }

/* ─── Toast ─── */
#toast { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 999; pointer-events: none; }
.toast-item {
  background: var(--surface2); border: 1px solid var(--border2);
  border-radius: 8px; padding: .7rem 1.1rem; margin-top: .5rem;
  font-size: .875rem; animation: slideIn .2s ease;
  box-shadow: var(--shadow); max-width: 320px;
}
.toast-item.ok  { border-color: rgba(22,199,132,.5); color: var(--green); }
.toast-item.err { border-color: rgba(232,74,95,.5);  color: var(--red);   }
@keyframes slideIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }

/* ─── Modal ─── */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.75); z-index: 500;
  align-items: flex-start; justify-content: center;
  padding: 1.5rem 1rem; overflow-y: auto;
  backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 1.5rem; width: 100%; max-width: 540px;
  box-shadow: var(--shadow); margin: auto;
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.25rem; padding-bottom: .85rem;
  border-bottom: 1px solid var(--border);
}
.modal-title  { font-weight: 600; font-size: 1rem; color: var(--text); }
.modal-close  { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 1.1rem; padding: .2rem .5rem; border-radius: 4px; }
.modal-close:hover { color: var(--text); background: var(--surface2); }
.modal-footer {
  display: flex; gap: .75rem; justify-content: flex-end;
  margin-top: 1.25rem; padding-top: .85rem;
  border-top: 1px solid var(--border);
}

/* ─── Wizard ─── */
.wizard-steps { display: flex; gap: 0; margin-bottom: 1.5rem; }
.wizard-step {
  flex: 1; text-align: center; padding: .5rem;
  font-size: .78rem; color: var(--muted);
  position: relative;
}
.wizard-step::after {
  content: ''; position: absolute; right: 0; top: 50%;
  height: 1px; width: 100%; background: var(--border);
  transform: translateY(-50%); z-index: -1;
}
.wizard-step:last-child::after { display: none; }
.wizard-step.active { color: var(--accent); font-weight: 600; }
.wizard-step.done   { color: var(--green); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50%;
  border: 2px solid var(--border2); background: var(--bg);
  margin-bottom: .25rem; font-size: .72rem; font-weight: 700;
}
.wizard-step.active .step-num { border-color: var(--accent); color: var(--accent); background: rgba(22,199,132,.1); }
.wizard-step.done   .step-num { border-color: var(--green);  background: var(--green); color: #000; }

/* ─── Sections ─── */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.section-title  { font-size: 1rem; font-weight: 600; color: var(--text); }
.empty-state    { text-align: center; color: var(--muted); padding: 2.5rem 1rem; }
.empty-state p  { margin-top: .5rem; font-size: .9rem; }

/* ─── Login ─── */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-box  { width: 100%; max-width: 380px; padding: 1rem; }
.login-logo {
  text-align: center; margin-bottom: 2rem;
  font-size: 1.5rem; font-weight: 700; color: var(--accent);
}
.login-logo small {
  display: block; font-size: .85rem; color: var(--muted);
  font-weight: 400; margin-top: .3rem;
}

/* ─── Exchange icons ─── */
.ex-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 6px;
  font-size: .7rem; font-weight: 700;
  background: var(--surface2); border: 1px solid var(--border);
  flex-shrink: 0;
}
.ex-icon.bnb { background: rgba(240,185,11,.1); color: #f0b90b; border-color: rgba(240,185,11,.25); }
.ex-icon.mx  { background: rgba(0,196,160,.1);  color: #00c4a0; border-color: rgba(0,196,160,.25); }

/* ─── Bot type cards ─── */
.bottype-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(220px,1fr)); gap: .85rem; }
.bottype-card {
  border: 1px solid var(--border2); border-radius: var(--radius);
  padding: 1rem; cursor: pointer;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.bottype-card:hover {
  border-color: var(--accent);
  background: rgba(22,199,132,.04);
  box-shadow: 0 0 0 1px rgba(22,199,132,.15);
}
.bottype-card.selected {
  border-color: var(--accent);
  background: rgba(22,199,132,.07);
  box-shadow: 0 0 0 1px var(--accent);
}
.bottype-name { font-weight: 600; margin-bottom: .3rem; font-size: .9rem; }
.bottype-desc { font-size: .78rem; color: var(--muted); line-height: 1.45; }

/* ─── Source tags ─── */
.source-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.source-tag  {
  display: flex; align-items: center; gap: .4rem;
  padding: .32rem .75rem; border: 1px solid var(--border2);
  border-radius: 4px; cursor: pointer;
  font-size: .82rem; transition: all .15s; user-select: none;
}
.source-tag:hover    { border-color: var(--accent); color: var(--accent); }
.source-tag.selected { background: rgba(22,199,132,.1); border-color: var(--accent); color: var(--accent); }
.source-tag input    { display: none; }

/* ─── Instance card ─── */
/* Обгортка для картки + панелі позицій */
.instance-card-wrap {
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: .6rem;
  transition: border-color .15s;
  background: var(--surface2);
  overflow: hidden;
}
.instance-card-wrap:hover { border-color: var(--border2); }

.instance-card {
  display: flex; align-items: center; gap: 1rem;
  padding: .85rem 1rem;
  border: none;
  border-radius: 0; background: transparent;
  margin-bottom: 0;
}

/* Панель позицій */
.positions-panel {
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.positions-header {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  padding: .6rem 1rem;
  font-size: .82rem; font-weight: 600;
  border-bottom: 1px solid var(--border);
}
.positions-loading, .positions-empty, .positions-error {
  padding: .9rem 1rem;
  font-size: .82rem; color: var(--muted);
  display: flex; align-items: center; gap: .6rem;
}
.positions-error { color: var(--red); }
.instance-info   { flex: 1; min-width: 0; }
.instance-name   { font-weight: 600; font-size: .9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.instance-meta   { font-size: .76rem; color: var(--muted); margin-top: .1rem; }
.instance-pnl    { font-weight: 700; font-size: .95rem; white-space: nowrap; font-family: var(--font-mono); }
.instance-actions{ display: flex; gap: .4rem; }

/* ─── PnL colors ─── */
.pnl-pos  { color: var(--green); }
.pnl-neg  { color: var(--red); }
.pnl-zero { color: var(--muted); }

/* ─── Divider ─── */
hr { border: none; border-top: 1px solid var(--border); margin: 1.25rem 0; }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted2); }