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

:root {
  --bg: #0f0f13;
  --card: #1a1a24;
  --border: #2a2a3a;
  --accent: #6366f1;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #f59e0b;
  --text: #e2e8f0;
  --muted: #64748b;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* Nav */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}

nav .nav-links a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.9rem;
  transition: color 0.2s;
}

nav .nav-links a:hover,
nav .nav-links a.active { color: var(--text); }

nav .user-info {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Login screen */
.login-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  gap: 1rem;
}

.login-screen h2 { font-size: 1.5rem; }
.login-screen p { color: var(--muted); }

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  background: var(--accent);
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  transition: opacity 0.2s;
}

.btn:hover { opacity: 0.85; }

/* Main layout */
main { padding: 1.5rem 2rem; max-width: 1400px; margin: 0 auto; }

h1 { font-size: 1.4rem; margin-bottom: 1.5rem; color: var(--text); }

/* Stat cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.card .label {
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.card .value {
  font-size: 1.6rem;
  font-weight: 700;
}

.card .sub {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

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

/* Charts row */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.chart-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.chart-card h3 {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

canvas { width: 100% !important; }

/* Positions table */
.table-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  overflow-x: auto;
}

.table-card h3 {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  color: var(--muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  text-transform: uppercase;
}

td {
  padding: 0.75rem;
  border-bottom: 1px solid #1f1f2e;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: #1f1f2e; }

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-buy  { background: #14532d; color: var(--green); }
.badge-sell { background: #450a0a; color: var(--red); }
.badge-ce   { background: #1e3a5f; color: #60a5fa; }
.badge-pe   { background: #3b1f5e; color: #c084fc; }

/* Refresh bar */
.refresh-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  margin-right: 6px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* Loading */
.loading {
  text-align: center;
  padding: 3rem;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 768px) {
  .charts-row { grid-template-columns: 1fr; }
  main { padding: 1rem; }
  nav { padding: 1rem; }
}1~* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0f0f13;
  --card: #1a1a24;
  --border: #2a2a3a;
  --accent: #6366f1;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #f59e0b;
  --text: #e2e8f0;
  --muted: #64748b;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* Nav */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}

nav .nav-links a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.9rem;
  transition: color 0.2s;
}

nav .nav-links a:hover,
nav .nav-links a.active { color: var(--text); }

nav .user-info {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Login screen */
.login-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  gap: 1rem;
}

.login-screen h2 { font-size: 1.5rem; }
.login-screen p { color: var(--muted); }

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  background: var(--accent);
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  transition: opacity 0.2s;
}

.btn:hover { opacity: 0.85; }

/* Main layout */
main { padding: 1.5rem 2rem; max-width: 1400px; margin: 0 auto; }

h1 { font-size: 1.4rem; margin-bottom: 1.5rem; color: var(--text); }

/* Stat cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.card .label {
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.card .value {
  font-size: 1.6rem;
  font-weight: 700;
}

.card .sub {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

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

/* Charts row */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.chart-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.chart-card h3 {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

canvas { width: 100% !important; }

/* Positions table */
.table-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  overflow-x: auto;
}

.table-card h3 {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  color: var(--muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  text-transform: uppercase;
}

td {
  padding: 0.75rem;
  border-bottom: 1px solid #1f1f2e;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: #1f1f2e; }

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-buy  { background: #14532d; color: var(--green); }
.badge-sell { background: #450a0a; color: var(--red); }
.badge-ce   { background: #1e3a5f; color: #60a5fa; }
.badge-pe   { background: #3b1f5e; color: #c084fc; }

/* Refresh bar */
.refresh-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  margin-right: 6px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* Loading */
.loading {
  text-align: center;
  padding: 3rem;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 768px) {
  .charts-row { grid-template-columns: 1fr; }
  main { padding: 1rem; }
  nav { padding: 1rem; }
}

.btn-sm {
  padding: 0.4rem 1rem;
  background: var(--border);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.82rem;
  transition: background 0.2s;
}
.btn-sm:hover { background: var(--accent); }

.charts-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}