/* ============================================================
   Orditale front-end — light, clean, modern theme
   ============================================================ */
:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --border: #e3e8f0;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #0ea5e9;
  --green: #16a34a;
  --red: #dc2626;
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.06), 0 1px 2px rgba(16, 24, 40, 0.04);
  --shadow-lg: 0 10px 30px rgba(16, 24, 40, 0.10);
  --radius: 12px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------------------------- Login ---------------------------- */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #eef2ff 0%, #f4f6fb 50%, #e0f2fe 100%);
}
.login-wrap { width: 100%; max-width: 380px; text-align: center; }
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 36px 32px;
}
.login-logo {
  width: 84px; height: 84px;
  object-fit: contain;
  margin-bottom: 14px;
}
.login-title { margin: 0; font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }
.login-sub { margin: 4px 0 24px; color: var(--muted); font-size: 13px; }
.field { display: block; text-align: left; margin-bottom: 16px; }
.field span { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 6px; }
.field input {
  width: 100%; padding: 11px 12px;
  border: 1px solid var(--border); border-radius: 10px;
  font-size: 14px; transition: border-color .15s, box-shadow .15s;
}
.field input:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
.btn-primary {
  width: 100%; padding: 12px;
  background: var(--primary); color: #fff; border: none;
  border-radius: 10px; font-size: 15px; font-weight: 600; cursor: pointer;
  transition: background .15s, transform .05s;
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-primary:active { transform: translateY(1px); }
.login-footer { color: var(--muted); font-size: 12px; margin-top: 18px; }
.alert {
  border-radius: 10px; padding: 10px 12px; margin-bottom: 16px;
  font-size: 13px; text-align: left;
}
.alert-error { background: #fef2f2; color: var(--red); border: 1px solid #fecaca; }

/* ---------------------------- Navbar ---------------------------- */
.navbar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--surface); border-bottom: 1px solid var(--border);
  padding: 12px 24px; position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 18px; }
.brand img { width: 36px; height: 36px; object-fit: contain; }
.nav-right { display: flex; align-items: center; gap: 16px; }
.account-chip {
  background: #eef2ff; color: var(--primary-dark);
  padding: 6px 12px; border-radius: 20px; font-size: 13px;
}
.btn-ghost {
  padding: 7px 14px; border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-size: 13px; transition: background .15s;
}
.btn-ghost:hover { background: var(--bg); text-decoration: none; }

/* ---------------------------- Ticker tape ---------------------------- */
.ticker-tape { background: var(--surface); border-bottom: 1px solid var(--border); }

/* ---------------------------- Layout ---------------------------- */
.container { max-width: 1280px; margin: 0 auto; padding: 24px; }

.cards {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 16px; margin-bottom: 24px;
}
@media (max-width: 980px) { .cards { grid-template-columns: repeat(2, 1fr); } }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 20px;
}
.metric { display: flex; flex-direction: column; gap: 6px; transition: transform .12s, box-shadow .12s; }
.metric:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.metric-label { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.metric-value { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.metric-value.pos { color: var(--green); }
.metric-value.neg { color: var(--red); }

/* ---------------------------- Tabs ---------------------------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; flex-wrap: wrap; }
.tab {
  background: none; border: none; padding: 12px 18px;
  font-size: 14px; font-weight: 600; color: var(--muted);
  cursor: pointer; border-bottom: 2px solid transparent; transition: color .15s, border-color .15s;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.panel { display: none; }
.panel.active { display: block; animation: fade .2s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ---------------------------- Card head / toolbar ---------------------------- */
.card-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.card-head h2 { margin: 0; font-size: 17px; font-weight: 700; }
.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.toolbar label { font-size: 12px; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.toolbar input[type="text"], .toolbar input[type="date"] {
  padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px;
}
.toolbar input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.switch { user-select: none; cursor: pointer; }

.btn-secondary {
  padding: 8px 14px; background: var(--primary); color: #fff;
  border: none; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; transition: background .15s;
}
.btn-secondary:hover { background: var(--primary-dark); }
.btn-download {
  padding: 8px 14px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 13px; font-weight: 600; color: var(--text); transition: background .15s, border-color .15s;
}
.btn-download:hover { background: var(--bg); border-color: var(--primary); text-decoration: none; }

/* ---------------------------- Charts ---------------------------- */
.chart-box { position: relative; height: 420px; }

/* ---------------------------- Tables ---------------------------- */
.table-wrap { overflow-x: auto; max-height: 560px; overflow-y: auto; border-radius: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  position: sticky; top: 0; background: #f8fafc; z-index: 1;
  text-align: left; padding: 11px 14px; font-weight: 600; color: var(--muted);
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
tbody td { padding: 10px 14px; border-bottom: 1px solid #f1f5f9; }
tbody tr { transition: background .12s; }
tbody tr:hover { background: #f1f6ff; }
.badge { padding: 2px 9px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.badge.buy { background: #dcfce7; color: var(--green); }
.badge.sell { background: #fee2e2; color: var(--red); }
.senti.pos { color: var(--green); font-weight: 600; }
.senti.neg { color: var(--red); font-weight: 600; }
.empty { text-align: center; color: var(--muted); padding: 32px; }
.num { text-align: right; font-variant-numeric: tabular-nums; }