:root {
    --bg-primary: #060912;
    --bg-secondary: #0c1322;
    --bg-sidebar: #080d1a;
    --bg-elevated: #101a2e;
    --bg-card: #0f1828;
    --bg-card-hover: #152033;
    --bg-inset: #080f1c;
    --border-color: #1a2842;
    --border-light: rgba(255,255,255,0.05);
    --border-hover: rgba(255,255,255,0.10);
    --text-primary: #eaeef7;
    --text-secondary: #8294b0;
    --text-muted: #50617f;
    --text-dim: #2d3b56;
    --accent-green: #00d97e;
    --accent-green-dim: rgba(0,217,126,0.10);
    --accent-red: #ff4757;
    --accent-red-dim: rgba(255,71,87,0.10);
    --accent-blue: #3b82f6;
    --accent-blue-dim: rgba(59,130,246,0.10);
    --accent-purple: #a855f7;
    --accent-purple-dim: rgba(168,85,247,0.10);
    --accent-cyan: #06b6d4;
    --accent-cyan-dim: rgba(6,182,212,0.10);
    --accent-yellow: #fbbf24;
    --accent-yellow-dim: rgba(251,191,36,0.10);
    --accent-orange: #f97316;
    --gradient-green: linear-gradient(135deg, #00945a, #00d97e);
    --gradient-red: linear-gradient(135deg, #b91c3c, #ff4757);
    --gradient-blue: linear-gradient(135deg, #1d4ed8, #3b82f6);
    --gradient-purple: linear-gradient(135deg, #6b21a8, #a855f7);
    --gradient-cyan: linear-gradient(135deg, #0891b2, #06b6d4);
    --gradient-gold: linear-gradient(135deg, #92660c, #fbbf24);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.35);
    --shadow-xl: 0 16px 56px rgba(0,0,0,0.5);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    min-height: 100vh;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection { background: rgba(59,130,246,0.3); color: #fff; }
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== App Shell ===== */
.app-body { min-height: 100vh; background: var(--bg-primary); }
.app-shell { display: flex; min-height: 100vh; }

/* ---- Sidebar ---- */
.sidebar {
    width: 240px; min-width: 240px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-light);
    display: flex; flex-direction: column;
    height: 100vh; position: sticky; top: 0; z-index: 1030;
    transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto; overflow-x: hidden;
}
body.sidebar-collapsed .sidebar { width: 68px; min-width: 68px; }
body.sidebar-collapsed .brand-text,
body.sidebar-collapsed .sidebar-nav-link span,
body.sidebar-collapsed .sidebar-section-label,
body.sidebar-collapsed .sidebar-status-card,
body.sidebar-collapsed .sidebar-user .user-meta { display: none; }
body.sidebar-collapsed .sidebar-nav-link { justify-content: center; padding: 0.7rem; }
body.sidebar-collapsed .sidebar-brand { justify-content: center; padding: 0.9rem 0.4rem; }
body.sidebar-collapsed .sidebar-user { justify-content: center; }

.sidebar-brand {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.85rem 1rem; border-bottom: 1px solid var(--border-light);
}
.sidebar-brand .brand-icon {
    width: 38px; height: 38px; border-radius: var(--radius-md);
    background: var(--gradient-green);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.15rem;
    box-shadow: 0 4px 16px rgba(0,217,126,0.2); flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-name { font-weight: 800; font-size: 1rem; color: var(--text-primary); letter-spacing: -0.3px; }
.brand-sub { font-size: 0.62rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; }

.sidebar-section-label {
    padding: 1.1rem 1rem 0.3rem;
    font-size: 0.6rem; text-transform: uppercase;
    letter-spacing: 1.5px; color: var(--text-dim);
    font-weight: 700; white-space: nowrap;
}
.sidebar-nav { display: flex; flex-direction: column; gap: 1px; padding: 0 0.65rem; }
.sidebar-nav-link {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 0.5rem 0.7rem; border-radius: var(--radius-md);
    color: var(--text-muted); font-size: 0.84rem; font-weight: 500;
    text-decoration: none; transition: var(--transition-base);
    position: relative; white-space: nowrap;
}
.sidebar-nav-link i { font-size: 1rem; width: 20px; text-align: center; flex-shrink: 0; }
.sidebar-nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,0.03); }
.sidebar-nav-link.active { color: var(--accent-green); background: var(--accent-green-dim); font-weight: 600; }
.sidebar-nav-link.active::before {
    content: ''; position: absolute; left: 0; top: 22%; bottom: 22%;
    width: 3px; border-radius: 2px; background: var(--accent-green);
}

.sidebar-spacer { flex: 1; }
.sidebar-status-card {
    margin: 0.5rem 0.65rem; padding: 0.65rem 0.75rem;
    border-radius: var(--radius-md); background: var(--bg-card);
    border: 1px solid var(--border-light);
    display: flex; flex-direction: column; gap: 0.4rem; white-space: nowrap;
}
.status-row { display: flex; align-items: center; gap: 0.45rem; font-size: 0.68rem; color: var(--text-secondary); font-weight: 600; letter-spacing: 0.3px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot-live { background: var(--accent-green); box-shadow: 0 0 6px var(--accent-green); }
.dot-paper { background: var(--accent-yellow); box-shadow: 0 0 6px var(--accent-yellow); }
.dot-running { background: var(--accent-red); box-shadow: 0 0 6px var(--accent-red); }
.dot-stopped { background: var(--text-dim); }

.sidebar-user {
    display: flex; align-items: center; gap: 0.65rem;
    padding: 0.7rem 1rem; border-top: 1px solid var(--border-light);
    margin-top: 0.3rem; white-space: nowrap;
}
.sidebar-user .avatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--gradient-blue); color: #fff;
    font-weight: 700; font-size: 0.9rem;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.user-meta { display: flex; flex-direction: column; line-height: 1.25; flex: 1; }
.user-name { font-size: 0.82rem; font-weight: 600; color: var(--text-primary); }
.user-role { font-size: 0.66rem; color: var(--text-muted); }
.logout-btn {
    width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm); color: var(--text-muted); text-decoration: none;
    transition: var(--transition-fast); flex-shrink: 0;
}
.logout-btn:hover { color: var(--accent-red); background: rgba(255,71,87,0.1); }

/* ---- Topbar ---- */
.main-area { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
    display: flex; align-items: center; justify-content: space-between;
    gap: 1rem; padding: 0 1.25rem; height: 52px;
    background: rgba(8,13,26,0.85);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-light);
    position: sticky; top: 0; z-index: 1020;
}
.topbar-left { display: flex; align-items: center; gap: 0.7rem; }
.sidebar-toggle {
    width: 36px; height: 36px; border: 1px solid var(--border-light);
    background: transparent; border-radius: var(--radius-md);
    color: var(--text-secondary); font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition-fast); cursor: pointer;
}
.sidebar-toggle:hover { color: var(--text-primary); background: rgba(255,255,255,0.03); }
.topbar-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.3px; display: flex; align-items: center; gap: 0.45rem; }
.topbar-title i { color: var(--accent-green); font-size: 1.1rem; }

.topbar-right { display: flex; align-items: center; gap: 0.6rem; }
.topbar-status-group { display: flex; align-items: center; gap: 0.35rem; }
.status-pill {
    display: inline-flex; align-items: center; gap: 0.3rem;
    padding: 0.22rem 0.6rem; border-radius: 20px;
    font-size: 0.66rem; font-weight: 700; letter-spacing: 0.5px; white-space: nowrap;
}
.status-pill i { font-size: 0.75rem; }
.status-live { background: var(--accent-green-dim); color: var(--accent-green); border: 1px solid rgba(0,217,126,0.15); }
.status-paper { background: var(--accent-yellow-dim); color: var(--accent-yellow); border: 1px solid rgba(251,191,36,0.15); }
.status-running { background: var(--accent-red-dim); color: var(--accent-red); border: 1px solid rgba(255,71,87,0.15); }

.topbar-icon-btn {
    width: 36px; height: 36px; border: 1px solid var(--border-light);
    background: transparent; border-radius: var(--radius-md);
    color: var(--text-muted); font-size: 1rem;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none; transition: var(--transition-fast);
}
.topbar-icon-btn:hover { color: var(--accent-red); background: rgba(255,71,87,0.08); }
.equity-badge {
    display: inline-flex; align-items: center; gap: 0.35rem;
    background: rgba(0,217,126,0.06); color: var(--accent-green);
    padding: 0.28rem 0.85rem; border-radius: 20px;
    font-weight: 700; font-size: 0.82rem;
    border: 1px solid rgba(0,217,126,0.12); white-space: nowrap;
}
.equity-badge:hover { background: rgba(0,217,126,0.10); }
.content-area { padding: 1rem; flex: 1; }
.page-actions { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }

@media (max-width: 991.98px) {
    .sidebar { position: fixed; left: 0; top: 0; bottom: 0; box-shadow: var(--shadow-xl); }
    body.sidebar-collapsed .sidebar { margin-left: -260px; }
}
/* ===== Cards ===== */
.card-macd {
    background: var(--bg-card); border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); transition: var(--transition-base); overflow: hidden;
}
.card-macd:hover { border-color: var(--border-hover); }
.card-macd .card-header {
    background: transparent; border-bottom: 1px solid var(--border-light);
    padding: 0.65rem 1rem; font-weight: 600; font-size: 0.85rem;
    color: var(--text-secondary); display: flex; align-items: center; gap: 0.5rem;
}
.card-macd .card-body { padding: 0.85rem 1rem; }

/* ===== Stat Cards ===== */
.stat-card {
    position: relative; padding: 0.6rem 0.85rem;
    border-radius: var(--radius-md); border: 1px solid var(--border-light);
    background: var(--bg-card); transition: var(--transition-base);
    overflow: hidden; display: flex; align-items: center; gap: 0.55rem;
}
.stat-card .stat-text { display: flex; flex-direction: column; min-width: 0; position: relative; z-index: 1; }
.stat-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    border-radius: var(--radius-md) var(--radius-md) 0 0; z-index: 1;
}
.stat-card.green::before { background: var(--gradient-green); }
.stat-card.red::before { background: var(--gradient-red); }
.stat-card.blue::before { background: var(--gradient-blue); }
.stat-card.purple::before { background: var(--gradient-purple); }
.stat-card.cyan::before { background: var(--gradient-cyan); }
.stat-card.gold::before { background: var(--gradient-gold); }
.stat-card:hover { border-color: var(--border-hover); transform: translateY(-1px); }
.stat-card .stat-icon {
    width: 28px; height: 28px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.9rem; flex-shrink: 0; z-index: 1;
}
.stat-card .stat-label {
    color: var(--text-muted); font-size: 0.6rem; text-transform: uppercase;
    letter-spacing: 0.6px; font-weight: 600; line-height: 1; z-index: 1;
}
.stat-card .stat-value {
    font-size: 1.1rem; font-weight: 700; letter-spacing: -0.4px;
    line-height: 1.25; z-index: 1;
}
.stat-card .stat-change { font-size: 0.65rem; font-weight: 500; margin-top: 0.1rem; line-height: 1; z-index: 1; }

/* ===== Tables ===== */
.table-macd { width: 100%; border-collapse: separate; border-spacing: 0; }
.table-macd thead th {
    background: rgba(255,255,255,0.015); color: var(--text-muted);
    font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.6px;
    font-weight: 600; padding: 0.5rem 0.8rem;
    border-bottom: 1px solid var(--border-light); white-space: nowrap;
}
.table-macd tbody tr { transition: var(--transition-fast); border-bottom: 1px solid rgba(255,255,255,0.02); }
.table-macd tbody tr:last-child { border-bottom: none; }
.table-macd tbody tr:hover { background: rgba(255,255,255,0.025); }
.table-macd tbody td { padding: 0.45rem 0.8rem; font-size: 0.82rem; vertical-align: middle; }

.pos-table-wrap { width: 100%; overflow: hidden; }
.table-macd-compact thead th, .table-macd-compact tbody td { padding: 0.4rem 0.5rem; font-size: 0.75rem; }
.table-macd-compact tbody td:first-child, .table-macd-compact thead th:first-child { padding-left: 0.75rem; }
.table-macd-compact tbody td:last-child, .table-macd-compact thead th:last-child { padding-right: 0.75rem; }
.table-macd-compact { table-layout: fixed; min-width: 0; }

/* ===== Buttons ===== */
.btn-macd {
    padding: 0.4rem 1rem; border-radius: var(--radius-md);
    font-weight: 600; font-size: 0.82rem; transition: var(--transition-base);
    border: none; cursor: pointer; display: inline-flex;
    align-items: center; justify-content: center; gap: 0.4rem;
    white-space: nowrap; position: relative; overflow: hidden;
}
.btn-macd-primary { background: var(--gradient-blue); color: #fff; }
.btn-macd-primary:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(59,130,246,0.25); }
.btn-macd-success { background: var(--gradient-green); color: #fff; }
.btn-macd-success:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,217,126,0.25); }
.btn-macd-danger { background: var(--gradient-red); color: #fff; }
.btn-macd-danger:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(255,71,87,0.25); }
.btn-macd-warning { background: var(--gradient-gold); color: #fff; }
.btn-macd-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-secondary); }
.btn-macd-outline:hover { border-color: var(--text-muted); color: var(--text-primary); background: rgba(255,255,255,0.02); }
.btn-macd-sm { padding: 0.25rem 0.6rem; font-size: 0.75rem; border-radius: var(--radius-sm); }
.btn-macd-lg { padding: 0.6rem 1.4rem; font-size: 0.92rem; }

/* ===== Mode Toggle ===== */
.mode-toggle {
    display: inline-flex; border-radius: var(--radius-md);
    overflow: hidden; border: 1px solid var(--border-light); background: var(--bg-inset);
}
.mode-toggle .btn-mode {
    padding: 0.32rem 0.8rem; font-size: 0.74rem; font-weight: 600;
    background: transparent; border: none; color: var(--text-muted);
    cursor: pointer; transition: var(--transition-base);
}
.mode-toggle .btn-mode.active-paper { background: rgba(251,191,36,0.12); color: var(--accent-yellow); }
.mode-toggle .btn-mode.active-live { background: rgba(0,217,126,0.12); color: var(--accent-green); }

/* ===== Badges ===== */
.badge-macd {
    padding: 0.2rem 0.65rem; border-radius: 20px;
    font-size: 0.68rem; font-weight: 600; letter-spacing: 0.2px; white-space: nowrap;
}
.badge-macd-green { background: var(--accent-green-dim); color: var(--accent-green); }
.badge-macd-red { background: var(--accent-red-dim); color: var(--accent-red); }
.badge-macd-blue { background: var(--accent-blue-dim); color: var(--accent-blue); }
.badge-macd-yellow { background: var(--accent-yellow-dim); color: var(--accent-yellow); }
.badge-macd-purple { background: var(--accent-purple-dim); color: var(--accent-purple); }
.badge-macd-gray { background: rgba(255,255,255,0.04); color: var(--text-muted); }

/* ===== Alerts ===== */
.alert-macd {
    border: none; border-radius: var(--radius-md);
    padding: 0.6rem 1rem; margin-bottom: 0.75rem;
    font-size: 0.82rem; animation: slideDown 0.3s ease;
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
.alert-macd.alert-success { background: rgba(0,217,126,0.06); color: var(--accent-green); border-left: 3px solid var(--accent-green); }
.alert-macd.alert-danger { background: rgba(255,71,87,0.06); color: var(--accent-red); border-left: 3px solid var(--accent-red); }
.alert-macd.alert-info { background: rgba(59,130,246,0.06); color: var(--accent-blue); border-left: 3px solid var(--accent-blue); }
.alert-macd.alert-warning { background: rgba(251,191,36,0.06); color: var(--accent-yellow); border-left: 3px solid var(--accent-yellow); }
.alert-macd .btn-close { filter: brightness(0.5); }

/* ===== Forms ===== */
.form-label { font-size: 0.78rem !important; font-weight: 500 !important; margin-bottom: 0.35rem; }
.form-macd {
    background: var(--bg-inset); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); padding: 0.48rem 0.8rem;
    color: var(--text-primary); width: 100%; font-size: 0.84rem;
    transition: var(--transition-base);
}
.form-macd:hover { border-color: rgba(255,255,255,0.10); }
.form-macd:focus { outline: none; border-color: var(--accent-blue); box-shadow: 0 0 0 3px rgba(59,130,246,0.08); }
.form-macd::placeholder { color: var(--text-dim); }
textarea.form-macd { resize: vertical; min-height: 100px; }
select.form-macd { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2350617f' d='M2 4l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }

/* ===== Pulse ===== */
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.pulse-active { animation: pulse 2s ease-in-out infinite; }

/* ===== Login ===== */
.login-container {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: var(--bg-primary); position: relative; overflow: hidden;
}
.login-container::before {
    content: ''; position: absolute; top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(ellipse at 20% 50%, rgba(0,217,126,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 20%, rgba(59,130,246,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 40% 80%, rgba(168,85,247,0.04) 0%, transparent 50%);
    animation: gradientShift 20s ease infinite;
}
@keyframes gradientShift { 0%,100% { transform: translate(0,0); } 25% { transform: translate(5%,-5%); } 50% { transform: translate(-5%,5%); } 75% { transform: translate(3%,3%); } }
.login-card {
    background: var(--bg-card); border: 1px solid var(--border-light);
    border-radius: var(--radius-xl); padding: 2rem; width: 100%; max-width: 400px;
    position: relative; box-shadow: var(--shadow-xl); animation: fadeInUp 0.5s ease;
}
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.login-card .brand-icon {
    width: 54px; height: 54px; border-radius: var(--radius-lg);
    background: var(--gradient-green); display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; color: #fff; margin: 0 auto 1rem;
    box-shadow: 0 8px 24px rgba(0,217,126,0.2);
}
.login-card .logo {
    font-size: 1.55rem; font-weight: 800; text-align: center; margin-bottom: 0.25rem;
    background: linear-gradient(135deg, #00d97e, #06b6d4);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -0.5px;
}
.login-card .subtitle { text-align: center; color: var(--text-muted); margin-bottom: 1.8rem; font-size: 0.82rem; }

/* ===== Chart ===== */
.chart-container { position: relative; height: 220px; }
.chart-container canvas { border-radius: var(--radius-md); }

/* ===== Section Title ===== */
.section-title {
    font-size: 0.9rem; font-weight: 600; color: var(--text-secondary);
    margin-bottom: 0.9rem; display: flex; align-items: center; gap: 0.5rem;
}
.section-title::after { content: ''; flex: 1; height: 1px; background: var(--border-light); margin-left: 0.5rem; }

/* ===== Empty State ===== */
.empty-state { text-align: center; padding: 2rem 1rem; color: var(--text-muted); }
.empty-state i { font-size: 2.5rem; margin-bottom: 0.75rem; opacity: 0.2; }
.empty-state p { font-size: 0.82rem; margin: 0; }

/* ===== Misc ===== */
code { font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace; }
hr { border-color: var(--border-light); margin: 1.2rem 0; opacity: 1; }
.text-success { color: var(--accent-green) !important; }
.text-danger { color: var(--accent-red) !important; }

/* ===== Filter Bar ===== */
.filter-bar { display: flex; gap: 0.6rem; align-items: center; flex-wrap: wrap; }
.filter-bar .form-macd { max-width: 200px; }

/* ===== Settings ===== */
.settings-section { margin-bottom: 1.5rem; }
.settings-section:last-child { margin-bottom: 0; }

/* ===== Responsive ===== */
@media (max-width: 767.98px) {
    .stat-card .stat-value { font-size: 1.05rem; }
    .table-macd thead th, .table-macd tbody td { padding: 0.5rem 0.65rem; font-size: 0.78rem; }
    .login-card { padding: 2rem 1.5rem; margin: 1rem; }
}