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

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #020617;
    color: #f1f5f9;
    line-height: 1.5;
}

a { color: #38bdf8; text-decoration: none; }
a:hover { color: #7dd3fc; }

.layout { display: flex; min-height: 100vh; }

.sidebar {
    display: none;
    width: 14rem;
    flex-shrink: 0;
    border-right: 1px solid #1e293b;
    background: #0f172a;
    position: relative;
}

.sidebar-brand {
    border-bottom: 1px solid #1e293b;
    padding: 1.25rem;
}

.sidebar-brand strong { display: block; font-size: 0.875rem; color: #38bdf8; }
.sidebar-brand span { font-size: 0.75rem; color: #94a3b8; }

.sidebar-nav { padding: 0.75rem; }
.sidebar-nav a {
    display: block;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: #cbd5e1;
    margin-bottom: 0.25rem;
}
.sidebar-nav a:hover { background: rgba(30, 41, 59, 0.6); color: #fff; }
.sidebar-nav a.active { background: #1e293b; color: #fff; }

.sidebar-logout {
    position: absolute;
    bottom: 1rem;
    left: 0.75rem;
    right: 0.75rem;
}

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.header {
    border-bottom: 1px solid #1e293b;
    background: rgba(15, 23, 42, 0.8);
    padding: 1rem 1.5rem;
}

.header h1 { margin: 0; font-size: 1.125rem; }
.header p { margin: 0.25rem 0 0; font-size: 0.875rem; color: #94a3b8; }
.header-top { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.header-time { font-size: 0.75rem; color: #64748b; white-space: nowrap; }

.mobile-nav { display: flex; gap: 0.5rem; margin-top: 0.75rem; overflow-x: auto; }
.mobile-nav a {
    white-space: nowrap;
    border-radius: 999px;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    background: #1e293b;
    color: #cbd5e1;
}
.mobile-nav a.active { background: #334155; color: #fff; }

.content { padding: 1.5rem; flex: 1; }

.alert {
    margin-bottom: 1.5rem;
    border: 1px solid rgba(245, 158, 11, 0.3);
    background: rgba(245, 158, 11, 0.1);
    color: #fde68a;
    border-radius: 0.75rem;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
}

.alert code { background: #1e293b; padding: 0.1rem 0.35rem; border-radius: 0.25rem; }

.grid-stats {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
}

.card {
    border: 1px solid #1e293b;
    background: #0f172a;
    border-radius: 0.75rem;
    padding: 1rem;
}

.card-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: #64748b; }
.card-value { margin-top: 0.5rem; font-size: 1.5rem; font-weight: 600; }

.grid-2 {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.panel {
    border: 1px solid #1e293b;
    background: #0f172a;
    border-radius: 0.75rem;
    overflow: hidden;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #1e293b;
    padding: 0.75rem 1rem;
}

.panel-header h2 { margin: 0; font-size: 1rem; font-weight: 500; }
.panel-footer {
    border-top: 1px solid #1e293b;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: #94a3b8;
}

table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
thead { background: rgba(2, 6, 23, 0.5); color: #64748b; text-transform: uppercase; font-size: 0.75rem; }
th, td { padding: 0.75rem 1rem; text-align: left; vertical-align: top; }
tbody tr { border-top: 1px solid #1e293b; }
.empty { text-align: center; color: #64748b; padding: 2.5rem 1rem !important; }

.dl-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1rem;
    border-top: 1px solid #1e293b;
    font-size: 0.875rem;
}
.dl-row dt { color: #94a3b8; }
.dl-row dd { margin: 0; text-align: right; color: #e2e8f0; }

.badge {
    display: inline-flex;
    border-radius: 999px;
    padding: 0.125rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid transparent;
}
.badge-pending { background: rgba(245, 158, 11, 0.15); color: #fcd34d; border-color: rgba(245, 158, 11, 0.3); }
.badge-success { background: rgba(16, 185, 129, 0.15); color: #6ee7b7; border-color: rgba(16, 185, 129, 0.3); }
.badge-error { background: rgba(244, 63, 94, 0.15); color: #fda4af; border-color: rgba(244, 63, 94, 0.3); }
.badge-muted { background: rgba(100, 116, 139, 0.15); color: #cbd5e1; border-color: rgba(100, 116, 139, 0.3); }
.badge-buy { background: rgba(14, 165, 233, 0.15); color: #7dd3fc; border-color: rgba(14, 165, 233, 0.3); }
.badge-sell { background: rgba(139, 92, 246, 0.15); color: #c4b5fd; border-color: rgba(139, 92, 246, 0.3); }

.text-profit { color: #34d399; }
.text-loss { color: #fb7185; }
.text-mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.text-muted { color: #94a3b8; }
.text-dim { color: #64748b; }
.truncate { max-width: 16rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.filters input, .filters select {
    border: 1px solid #334155;
    background: #0f172a;
    color: #fff;
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

.btn {
    border: none;
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    cursor: pointer;
    color: #fff;
    background: #1e293b;
}
.btn:hover { background: #334155; }
.btn-primary { background: #0284c7; }
.btn-primary:hover { background: #0ea5e9; }
.btn-ghost { background: transparent; color: #94a3b8; }
.btn-outline {
    background: transparent;
    border: 1px solid #334155;
    color: #cbd5e1;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-box {
    width: 100%;
    max-width: 28rem;
    border: 1px solid #1e293b;
    background: #0f172a;
    border-radius: 1rem;
    padding: 2rem;
}

.login-box h1 { margin: 0; text-align: center; font-size: 1.25rem; }
.login-box p { margin: 0.25rem 0 0; text-align: center; font-size: 0.875rem; color: #94a3b8; }

.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.25rem; font-size: 0.875rem; color: #cbd5e1; }
.form-group input {
    width: 100%;
    border: 1px solid #334155;
    background: #020617;
    color: #fff;
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
}

.error-box {
    margin-bottom: 1rem;
    border: 1px solid rgba(244, 63, 94, 0.3);
    background: rgba(244, 63, 94, 0.1);
    color: #fecdd3;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
}

.pre-block {
    max-height: 24rem;
    overflow: auto;
    padding: 1rem;
    font-size: 0.75rem;
    line-height: 1.6;
    color: #cbd5e1;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.pagination { padding: 0.75rem 1rem; border-top: 1px solid #1e293b; }
.pagination nav { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.pagination a, .pagination span {
    display: inline-block;
    padding: 0.35rem 0.65rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    color: #cbd5e1;
    background: #1e293b;
}
.pagination span[aria-current="page"] { background: #0284c7; color: #fff; }

@media (min-width: 1024px) {
    .sidebar { display: block; }
    .mobile-nav { display: none; }
    .grid-2 { grid-template-columns: 1fr 1fr; }
}