*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0d1117;--bg2:#161b22;--bg3:#1c2128;--br:#30363d;--fg:#e6edf3;--dim:#8b949e;--accent:#58a6ff;--grn:#3fb950;--red:#f85149;--ylw:#d29922;--purp:#bc8cff}
body{background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,sans-serif;font-size:14px;line-height:1.5;min-height:100vh}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1400px;margin:0 auto;padding:12px 16px}

/* Navigation */
.nav{display:flex;align-items:center;gap:4px;padding:4px 16px;background:var(--bg2);border-bottom:1px solid var(--br);position:sticky;top:0;z-index:100;min-height:42px;flex-wrap:wrap}
.nav a{padding:6px 10px;border-radius:6px;color:var(--dim);font-size:13px;white-space:nowrap;transition:.15s}
.nav a:hover{background:var(--bg3);color:var(--fg);text-decoration:none}
.nav a.active{background:rgba(88,166,255,.12);color:var(--accent)}
.nav .spacer{flex:1}
.nav .user{color:var(--dim);font-size:12px;margin:0 8px}

/* Grids */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:900px){.grid-4,.grid-3{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* Cards */
.card{background:var(--bg2);border:1px solid var(--br);border-radius:8px;padding:14px}
.card h3{font-size:12px;color:var(--dim);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.card .num{font-size:24px;font-weight:700}
.card .num.grn{color:var(--grn)}
.card .num.red{color:var(--red)}
.card .num.ylw{color:var(--ylw)}

/* Tables */
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th,.table td{padding:6px 8px;text-align:left;border-bottom:1px solid var(--br);white-space:nowrap}
.table th{color:var(--dim);font-size:11px;text-transform:uppercase}
.table tr:hover td{background:var(--bg3)}
.table .sorted{color:var(--accent)}

/* Tags */
.tag{padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600}
.tag.long{background:rgba(63,185,80,.15);color:var(--grn)}
.tag.short{background:rgba(248,81,73,.15);color:var(--red)}
.tag.active{background:rgba(88,166,255,.15);color:var(--accent)}
.tag.inactive{background:rgba(139,148,158,.15);color:var(--dim)}

/* Utility */
.dim{color:var(--dim)}
.flex{display:flex}
.flex-center{align-items:center}
.flex-between{display:flex;justify-content:space-between;align-items:center}
.gap-1{gap:4px}.gap-2{gap:8px}.gap-3{gap:12px}
.mb-1{margin-bottom:4px}.mb-2{margin-bottom:12px}.mb-3{margin-bottom:20px}
.mt-2{margin-top:12px}
.trunc{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.scroll-x{overflow-x:auto;-webkit-overflow-scrolling:touch}
.bar-bg{background:var(--bg3);border-radius:4px;height:6px;overflow:hidden}
.bar-fill{height:100%;border-radius:4px;transition:width .3s}
.badge{display:inline-flex;align-items:center;border-radius:6px;font-size:11px;padding:2px 6px}

/* Tabs */
.tabs{display:flex;gap:0;margin-bottom:12px;border-bottom:1px solid var(--br)}
.tabs a{padding:8px 16px;font-size:13px;color:var(--dim);border-bottom:2px solid transparent;transition:.15s;cursor:pointer}
.tabs a:hover{color:var(--fg);text-decoration:none}
.tabs a.active{color:var(--accent);border-bottom-color:var(--accent)}

/* Buttons */
button,input,select,textarea{cursor:pointer;font-family:inherit;font-size:13px}
.btn-small{padding:4px 10px;background:var(--bg3);border:1px solid var(--br);border-radius:6px;color:var(--dim);transition:.15s}
.btn-small:hover{background:var(--br);color:var(--fg)}
.btn-primary{padding:8px 16px;background:var(--accent);color:#fff;border:none;border-radius:6px;font-weight:600}
.btn-primary:hover{opacity:.9}
.config-textarea{width:100%;background:var(--bg);color:var(--fg);border:1px solid var(--br);border-radius:6px;padding:10px;font-family:monospace;font-size:12px;line-height:1.6;tab-size:2}
pre.config-view,pre.kb-preview{background:var(--bg);padding:10px;border-radius:6px;font-size:11px;line-height:1.6;overflow-x:auto;max-height:400px}

/* Footer */
.footer{text-align:center;padding:16px;font-size:11px;color:var(--dim);opacity:.6;border-top:1px solid var(--br);margin-top:24px}

/* Landing */
.landing-body{display:flex;align-items:center;justify-content:center}
.landing{text-align:center;max-width:400px;width:90%;padding:40px 24px}
.landing .logo{max-width:240px;margin-bottom:20px;border-radius:12px}
.landing h1{font-size:22px;font-weight:600;margin-bottom:6px;color:var(--fg)}
.landing .subtitle{color:var(--dim);font-size:13px;margin-bottom:32px;line-height:1.5}
.login-card{background:var(--bg2);border:1px solid var(--br);border-radius:12px;padding:28px 24px;text-align:left}
.login-card label{display:block;font-size:12px;color:var(--dim);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}
.login-card input{width:100%;padding:10px 12px;background:var(--bg);border:1px solid var(--br);border-radius:8px;color:var(--fg);font-size:14px;outline:none;transition:border-color .15s;margin-bottom:16px}
.login-card input:focus{border-color:var(--accent)}
.login-card button{width:100%;padding:10px 16px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;transition:opacity .15s}
.login-card button:hover{opacity:.9}
.error{background:rgba(248,81,73,.12);color:var(--red);padding:8px 12px;border-radius:8px;font-size:13px;margin-bottom:16px;text-align:center}
.system-info{margin-top:24px;font-size:11px;color:var(--dim);opacity:.6}

/* PnL calendar */
.pnl-day{padding:6px;border-radius:4px;text-align:center;font-size:11px;min-width:28px}
.pnl-day.pos{background:rgba(63,185,80,.15);color:var(--grn)}
.pnl-day.neg{background:rgba(248,81,73,.15);color:var(--red)}
.pnl-day.zero{background:var(--bg3);color:var(--dim)}

/* Tabs */
.tabs{display:flex;gap:0;border-bottom:1px solid var(--br);margin-bottom:12px}
.tabs .tab{padding:8px 16px;cursor:pointer;border-bottom:2px solid transparent;color:var(--dim);font-size:13px;text-decoration:none}
.tabs .tab:hover{color:var(--fg);text-decoration:none}
.tabs .tab.active{color:var(--fg);border-bottom-color:var(--accent)}

/* Alerts */
.alert{padding:10px 14px;border-radius:8px;font-size:13px}
.alert-success{background:rgba(63,185,80,.12);border:1px solid rgba(63,185,80,.3);color:var(--grn)}

/* Flex helpers */
.flex-center{align-items:center;display:flex;justify-content:center}
.gap-2{gap:8px}
.ml-1{margin-left:4px}
.fs-xs{font-size:10px;color:#8b949e}