/* =============================================
   AI Trade Pro - Shared Stylesheet
   Dark Candle Theme
   ============================================= */

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #0f1629;
  --bg-card: #141e30;
  --bg-card2: #1a2540;
  --accent: #f0b90b;
  --accent-glow: rgba(240,185,11,0.2);
  --green: #00c851;
  --red: #ff4444;
  --blue: #4e9eff;
  --purple: #a855f7;
  --text: #e2e8f0;
  --text-muted: #8892a4;
  --border: rgba(255,255,255,0.08);
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --font: 'Segoe UI', system-ui, sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width:6px; height:6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: #2d3a55; border-radius:3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ===== NAVBAR ===== */
.navbar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top:0; z-index:100;
  backdrop-filter: blur(10px);
}

.navbar-brand {
  display:flex; align-items:center; gap:10px;
  text-decoration:none;
  font-size:20px; font-weight:700; color:#fff;
}
.navbar-brand .logo-icon { font-size:26px; }
.navbar-brand .brand-name { color: var(--accent); }

.navbar-nav {
  display:flex; align-items:center; gap:4px;
  list-style:none;
}
.navbar-nav a {
  padding:8px 14px; border-radius:8px;
  color: var(--text-muted); text-decoration:none;
  font-size:14px; transition:all .2s;
}
.navbar-nav a:hover, .navbar-nav a.active { color:#fff; background:rgba(255,255,255,0.07); }
.navbar-nav a.active { color: var(--accent); }

.nav-actions { display:flex; align-items:center; gap:12px; }

.nav-avatar {
  width:36px; height:36px; border-radius:50%;
  background: linear-gradient(135deg, var(--accent), #e8890b);
  display:inline-flex; align-items:center; justify-content:center;
  font-weight:700; font-size:14px; color:#000;
}

/* ===== BUTTONS ===== */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:10px 20px; border-radius:8px; border:none;
  font-size:14px; font-weight:600; cursor:pointer;
  transition:all .2s; text-decoration:none;
}
.btn-primary { background: var(--accent); color:#000; }
.btn-primary:hover { background:#d4a008; transform:translateY(-1px); box-shadow:0 4px 20px var(--accent-glow); }
.btn-secondary { background:rgba(255,255,255,0.07); color:#fff; border:1px solid var(--border); }
.btn-secondary:hover { background:rgba(255,255,255,0.12); }
.btn-success { background: var(--green); color:#fff; }
.btn-success:hover { background:#00a844; }
.btn-danger { background: var(--red); color:#fff; }
.btn-danger:hover { background:#e03030; }
.btn-outline { background:transparent; color:var(--accent); border:1px solid var(--accent); }
.btn-outline:hover { background: var(--accent-glow); }
.btn-sm { padding:7px 14px; font-size:13px; }
.btn-lg { padding:14px 28px; font-size:16px; }
.btn-block { width:100%; justify-content:center; }
.btn:disabled { opacity:.5; cursor:not-allowed; }

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding:20px;
  box-shadow: var(--shadow);
}
.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:15px; font-weight:600; color:#fff; display:flex; align-items:center; gap:8px; }

/* ===== STAT BOXES ===== */
.stat-box {
  background: var(--bg-card);
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding:20px;
  transition:transform .2s;
}
.stat-box:hover { transform:translateY(-2px); }
.stat-label { font-size:12px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.5px; margin-bottom:8px; }
.stat-value { font-size:26px; font-weight:700; color:#fff; }
.stat-value.positive { color: var(--green); }
.stat-value.negative { color: var(--red); }
.stat-change { font-size:13px; color:var(--text-muted); margin-top:4px; }

/* ===== TABLES ===== */
.data-table { width:100%; border-collapse:collapse; }
.data-table th { padding:10px 14px; text-align:left; font-size:12px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.5px; border-bottom:1px solid var(--border); }
.data-table td { padding:12px 14px; font-size:14px; border-bottom:1px solid rgba(255,255,255,0.03); }
.data-table tr:hover td { background:rgba(255,255,255,0.02); }
.data-table .positive { color: var(--green); }
.data-table .negative { color: var(--red); }

/* ===== BADGES ===== */
.badge { display:inline-flex; align-items:center; gap:4px; padding:3px 10px; border-radius:20px; font-size:12px; font-weight:600; }
.badge-buy { background:rgba(0,200,81,.15); color:var(--green); }
.badge-sell { background:rgba(255,68,68,.15); color:var(--red); }
.badge-hold { background:rgba(255,187,51,.15); color:#ffbb33; }
.badge-open { background:rgba(78,158,255,.15); color:var(--blue); }
.badge-closed { background:rgba(136,146,164,.15); color:var(--text-muted); }
.badge-success { background:rgba(0,200,81,.15); color:var(--green); }
.badge-danger { background:rgba(255,68,68,.15); color:var(--red); }
.badge-ai { background:rgba(168,85,247,.15); color:var(--purple); }
.badge-live { background:rgba(0,200,81,.2); color:var(--green); border:1px solid rgba(0,200,81,.3); }
.badge-sim { background:rgba(255,187,51,.2); color:#ffbb33; border:1px solid rgba(255,187,51,.3); }

/* ===== FORMS ===== */
.form-group { margin-bottom:16px; }
.form-label { display:block; font-size:13px; color:var(--text-muted); margin-bottom:6px; font-weight:500; }
.form-control {
  width:100%; padding:10px 14px; background:var(--bg-secondary);
  border:1px solid var(--border); border-radius:8px;
  color:#fff; font-size:14px; transition:border .2s;
  font-family:var(--font);
}
.form-control:focus { outline:none; border-color:var(--accent); }
.form-control::placeholder { color:var(--text-muted); }
select.form-control { cursor:pointer; }
.form-control option { background:var(--bg-secondary); }

/* ===== MODAL ===== */
.modal-overlay {
  display:none; position:fixed; inset:0;
  background:rgba(0,0,0,0.7); backdrop-filter:blur(4px);
  z-index:1000; align-items:center; justify-content:center;
}
.modal-overlay.active { display:flex; }
.modal-box {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:16px; padding:30px; width:90%; max-width:480px;
  box-shadow:0 20px 60px rgba(0,0,0,0.6);
  animation:modalIn .25s ease;
}
@keyframes modalIn{from{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}
.modal-title { font-size:20px; font-weight:700; margin-bottom:20px; display:flex; align-items:center; gap:10px; }
.modal-close { margin-left:auto; background:none; border:none; color:var(--text-muted); cursor:pointer; font-size:20px; }
.modal-close:hover { color:#fff; }

/* ===== TABS ===== */
.tab-nav { display:flex; gap:4px; background:var(--bg-secondary); padding:4px; border-radius:10px; margin-bottom:20px; }
.tab-btn { flex:1; padding:9px; border:none; background:transparent; color:var(--text-muted); border-radius:8px; cursor:pointer; font-size:14px; font-weight:500; transition:all .2s; }
.tab-btn.active { background:var(--bg-card); color:#fff; }
.tab-content { display:none; }
.tab-content.active { display:block; }

/* ===== PRICE COLORS ===== */
.price-up { color:var(--green); }
.price-down { color:var(--red); }
.price-neutral { color:var(--text-muted); }

/* ===== LOADING ===== */
.spinner { width:20px; height:20px; border:2px solid rgba(255,255,255,.2); border-top-color:var(--accent); border-radius:50%; animation:spin 1s linear infinite; display:inline-block; }
@keyframes spin{to{transform:rotate(360deg)}}
.loading-overlay { display:flex; align-items:center; justify-content:center; padding:40px; color:var(--text-muted); gap:12px; }

/* ===== EMPTY STATE ===== */
.empty-state { text-align:center; padding:40px 20px; color:var(--text-muted); }
.empty-state .icon { font-size:48px; margin-bottom:12px; }
.empty-state p { font-size:14px; }

/* ===== RESPONSIVE ===== */
@media (max-width:768px) {
  .navbar { padding:0 16px; }
  .navbar-nav { display:none; }
  .navbar-nav.mobile-open { display:flex; flex-direction:column; position:absolute; top:64px; left:0; right:0; background:var(--bg-secondary); padding:16px; border-bottom:1px solid var(--border); z-index:99; }
  .stat-grid-4 { grid-template-columns:1fr 1fr !important; }
  .modal-box { padding:20px; margin:16px; }
}

/* ===== UTILITY ===== */
.flex { display:flex; } .flex-col { flex-direction:column; } .items-center { align-items:center; } .justify-between { justify-content:space-between; } .gap-2 { gap:8px; } .gap-3 { gap:12px; } .gap-4 { gap:16px; }
.text-success { color:var(--green); } .text-danger { color:var(--red); } .text-muted { color:var(--text-muted); } .text-accent { color:var(--accent); }
.mt-1{margin-top:4px} .mt-2{margin-top:8px} .mt-3{margin-top:12px} .mt-4{margin-top:16px} .mb-4{margin-bottom:16px}
.fw-bold { font-weight:700; } .fs-sm { font-size:13px; } .fs-xs { font-size:12px; }
.w-full { width:100%; }
.grid { display:grid; }
.stat-grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.stat-grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.stat-grid-4 { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.hidden { display:none !important; }