/* static/css/base.css — estilos compartidos */
:root {
  --bg:       #0a0b0e;
  --surface:  #111318;
  --surface2: #181b22;
  --border:   #1e222c;
  --green:    #00c896;
  --red:      #ff4d6d;
  --orange:   #ff9800;
  --yellow:   #f5c842;
  --accent:   #7b61ff;
  --text:     #e8eaf0;
  --muted:    #5a6070;
  --mono:     'JetBrains Mono', monospace;
  --sans:     'Syne', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  display: flex;
}

/* ── LOGIN ───────────────────────────────────────────────────────────────── */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 40px 36px;
  width: min(380px, 92vw);
}

.brand {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 4px;
}
.brand span { color: var(--green); }
.brand-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.login-error {
  background: rgba(255, 77, 109, .12);
  border: 1px solid rgba(255, 77, 109, .3);
  color: var(--red);
  border-radius: 7px;
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}
.form-input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 7px;
  font-family: var(--mono);
  font-size: 13px;
  margin-bottom: 16px;
  transition: border .15s;
}
.form-input:focus { outline: none; border-color: var(--green); }

/* ── LAYOUT CON SIDEBAR ──────────────────────────────────────────────────── */
.sidebar {
  width: 200px;
  min-height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  position: sticky;
  top: 0;
  height: 100vh;
  flex-shrink: 0;
}

.sidebar-logo {
  font-size: 18px;
  font-weight: 800;
  padding: 0 20px 4px;
  letter-spacing: -0.5px;
}
.sidebar-logo span { color: var(--green); }

.sidebar-user {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  padding: 0 20px 24px;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.nav-links { list-style: none; flex: 1; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: all .15s;
  border-left: 2px solid transparent;
}
.nav-link:hover { color: var(--text); background: var(--surface2); }
.nav-link.active {
  color: var(--green);
  border-left-color: var(--green);
  background: rgba(0,200,150,.06);
}
.nav-icon { font-size: 14px; }

.sidebar-footer { padding: 16px 20px; border-top: 1px solid var(--border); }
.logout-btn {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.logout-btn:hover { color: var(--red); }

.main-content {
  flex: 1;
  padding: 28px 32px;
  overflow-y: auto;
  min-width: 0;
}

/* ── PAGE HEADER ─────────────────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 12px;
}
.page-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.page-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
}
.header-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* ── DASHBOARD CARDS ─────────────────────────────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  text-decoration: none;
  color: var(--text);
  transition: all .15s;
  display: block;
}
.feature-card:hover {
  border-color: var(--accent);
  background: var(--surface2);
  transform: translateY(-2px);
}
.feature-icon { font-size: 28px; margin-bottom: 12px; }
.feature-title { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature-desc { font-size: 13px; color: var(--muted); line-height: 1.6; }

/* ── BOTONES ─────────────────────────────────────────────────────────────── */
.btn-primary {
  width: 100%;
  background: var(--green);
  color: #080a10;
  border: none;
  padding: 12px;
  border-radius: 7px;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: .15s;
}
.btn-primary:hover { background: #00a87e; }

.btn-secondary {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 16px;
  border-radius: 7px;
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  transition: .15s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-ghost {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 7px 14px;
  border-radius: 7px;
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  transition: .15s;
}
.btn-ghost:hover { color: var(--text); border-color: var(--text); }

.btn-accent {
  background: rgba(123,97,255,.15);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 7px 14px;
  border-radius: 7px;
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  transition: .15s;
}
.btn-accent:hover { background: rgba(123,97,255,.25); }

/* ── TABS ────────────────────────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px;
  width: fit-content;
  margin-bottom: 20px;
}
.tab {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1px;
  padding: 7px 16px;
  border-radius: 7px;
  cursor: pointer;
  color: var(--muted);
  border: 1px solid transparent;
  background: none;
  text-transform: uppercase;
  transition: all .15s;
}
.tab.active { background: var(--surface2); color: var(--text); border-color: var(--border); }
.tab:hover:not(.active) { color: var(--text); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── TABLAS ──────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.data-table th {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 12px;
}
.data-table tr:hover td { background: var(--surface2); }
.loading-cell { text-align: center; padding: 40px; color: var(--muted); }

/* ── KPIs ────────────────────────────────────────────────────────────────── */
.kpi-row { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.kpi {
  flex: 1;
  min-width: 130px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  position: relative;
  overflow: hidden;
}
.kpi::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; }
.kpi.green::before  { background: var(--green); }
.kpi.red::before    { background: var(--red); }
.kpi.accent::before { background: var(--accent); }
.kpi.yellow::before { background: var(--yellow); }
.kpi-label { font-size: 9px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); font-family: var(--mono); margin-bottom: 8px; }
.kpi-value { font-family: var(--mono); font-size: 22px; font-weight: 700; }
.kpi.green .kpi-value  { color: var(--green); }
.kpi.red .kpi-value    { color: var(--red); }
.kpi.accent .kpi-value { color: var(--accent); }
.kpi.yellow .kpi-value { color: var(--yellow); }
.kpi-sub { font-size: 11px; color: var(--muted); margin-top: 4px; }
.kpi-skeleton {
  flex: 1; min-width: 130px; height: 82px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:.6} 50%{opacity:1} }

/* ── MODAL ───────────────────────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  z-index: 100;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  width: min(520px, 92vw);
  max-height: 80vh;
  overflow-y: auto;
}
.modal-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 20px; }
.modal-date { font-family: var(--mono); font-size: 12px; color: var(--muted); text-transform: uppercase; }
.modal-pnl { font-family: var(--mono); font-size: 28px; font-weight: 700; margin-top: 2px; }
.modal-close {
  background: none; border: 1px solid var(--border);
  color: var(--muted); border-radius: 6px; width: 30px; height: 30px;
  cursor: pointer; font-size: 14px;
}
.modal-close:hover { border-color: var(--red); color: var(--red); }

/* ── UTILIDADES ──────────────────────────────────────────────────────────── */
.pos { color: var(--green); }
.neg { color: var(--red); }
.badge {
  font-family: var(--mono); font-size: 9px; letter-spacing: 1px;
  padding: 3px 8px; border-radius: 4px; text-transform: uppercase; font-weight: 700;
}
.badge.buy  { background: rgba(0,200,150,.12); color: var(--green); }
.badge.sell { background: rgba(255,77,109,.12); color: var(--red); }

.spinner {
  display: inline-block; width: 12px; height: 12px;
  border: 2px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .7s linear infinite; vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

.hint-text { font-size: 11px; color: var(--muted); margin-top: 20px; line-height: 1.7; }

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .sidebar { display: none; }
  .main-content { padding: 16px; }
}