*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#080c14;--surface:#0e1420;--surface2:#121929;--border:#1a2236;
  --accent:#00d4ff;--accent2:#7c3aed;--green:#00e676;--red:#ff4757;
  --yellow:#ffc107;--text:#e2e8f0;--muted:#4a5568;--muted2:#1a2236;
}
body{background:var(--bg);font-family:'Syne',sans-serif;color:var(--text);min-height:100vh;display:flex;flex-direction:column;}

/* LOGIN */
.bg-grid{position:fixed;inset:0;z-index:0;background-image:linear-gradient(rgba(0,212,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.03) 1px,transparent 1px);background-size:40px 40px;}
.glow{position:fixed;width:400px;height:400px;border-radius:50%;filter:blur(120px);opacity:.15;pointer-events:none;}
.glow-1{background:var(--accent);top:-100px;right:-100px;}
.glow-2{background:var(--accent2);bottom:-100px;left:-100px;}
.login-box{position:relative;z-index:1;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:40px 32px;width:100%;max-width:360px;margin:auto;box-shadow:0 0 60px rgba(0,212,255,.08);}
body:has(.login-box){display:flex;align-items:center;justify-content:center;overflow:hidden;}
.logo{text-align:center;margin-bottom:32px;}
.logo-icon{font-size:40px;margin-bottom:8px;}
.logo h1{font-size:22px;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.logo p{color:var(--muted);font-size:12px;font-family:'Space Mono',monospace;margin-top:4px;}
.btn-login{width:100%;padding:14px;background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;border-radius:10px;color:#fff;font-family:'Syne',sans-serif;font-size:15px;font-weight:700;cursor:pointer;margin-top:8px;transition:opacity .2s;}
.btn-login:active{opacity:.9;}
.error{color:var(--red);font-size:12px;text-align:center;margin-top:12px;font-family:'Space Mono',monospace;}

/* LAYOUT */
.layout{display:flex;flex:1;min-height:0;}
.main{flex:1;overflow-y:auto;padding:20px;max-width:100%;}

/* HEADER */
.header{background:rgba(8,12,20,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:12px 20px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:200;}
.header-brand{display:flex;align-items:center;gap:10px;}
.header h1{font-size:17px;font-weight:800;letter-spacing:-.5px;}
.header h1 span{color:var(--accent);}
.badge-mode{padding:3px 10px;border-radius:20px;font-size:10px;font-weight:700;font-family:'Space Mono',monospace;text-transform:uppercase;}
.badge-paper{background:rgba(124,58,237,.2);color:var(--accent2);border:1px solid rgba(124,58,237,.3);}
.badge-real{background:rgba(0,230,118,.15);color:var(--green);border:1px solid rgba(0,230,118,.3);}
.btn-sm{padding:6px 14px;border-radius:8px;font-size:12px;font-weight:700;cursor:pointer;border:none;font-family:'Syne',sans-serif;transition:all .2s;text-decoration:none;display:inline-block;}
.btn-logout{background:var(--muted2);color:var(--muted);}
.btn-refresh{background:var(--muted2);color:var(--muted);font-size:11px;}

/* SIDEBAR */
.sidebar{width:220px;min-width:220px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px 0;position:sticky;top:0;height:100vh;overflow-y:auto;}
.sidebar-logo{padding:0 16px 16px;border-bottom:1px solid var(--border);margin-bottom:8px;}
.logo-title{font-size:15px;font-weight:800;color:var(--accent);}
.logo-sub{font-size:10px;color:var(--muted);font-family:'Space Mono',monospace;}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 16px;cursor:pointer;transition:background .15s;font-size:13px;font-weight:600;color:var(--muted);border-left:3px solid transparent;}
.nav-item:hover{background:var(--surface2);color:var(--text);}
.nav-item.active{background:var(--surface2);color:var(--accent);border-left-color:var(--accent);}
.nav-icon{font-size:16px;width:20px;text-align:center;}
.sidebar-bottom{margin-top:auto;padding:16px;border-top:1px solid var(--border);}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block;animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

/* TABS */
.tab-content{display:none;width:100%;}
.tab-content.active{display:block;width:100%;}

/* CARDS */
.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px;margin-bottom:14px;}
.card-title{font-size:10px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:12px;display:flex;align-items:center;gap:6px;}

/* GRIDS */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;}
.grid-4{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:10px;}

/* STAT */
.stat-box{background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:14px;}
.accent-box{border-color:rgba(0,212,255,.3);}
.stat-label{font-size:10px;color:var(--muted);font-family:'Space Mono',monospace;margin-bottom:4px;}
.stat-val{font-size:20px;font-weight:800;}
.stat-sub{font-size:11px;color:var(--muted);font-family:'Space Mono',monospace;margin-top:2px;}

/* PRECIOS */
.price-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);}
.price-row:last-child{border-bottom:none;padding-bottom:0;}
.price-name{font-size:14px;font-weight:700;}
.price-sym{font-size:10px;color:var(--muted);font-family:'Space Mono',monospace;}
.price-val{font-size:18px;font-weight:800;font-family:'Space Mono',monospace;text-align:right;}
.price-chg{font-size:11px;font-family:'Space Mono',monospace;text-align:right;margin-top:2px;}
.up{color:var(--green);} .down{color:var(--red);}

/* CHART */
.chart-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.chart-tabs{display:flex;gap:4px;}
.chart-tab{padding:4px 12px;border-radius:6px;font-size:11px;font-weight:700;cursor:pointer;border:1px solid var(--border);background:transparent;color:var(--muted);font-family:'Space Mono',monospace;transition:all .2s;}
.chart-tab.active{background:var(--accent);color:#000;border-color:var(--accent);}
#chart-container{width:100%;height:340px;border-radius:8px;overflow:hidden;}
#rsi-container{width:100%;height:100px;border-radius:8px;overflow:hidden;margin-top:4px;}
.ohlc-info{display:flex;gap:12px;flex-wrap:wrap;font-size:11px;font-family:'Space Mono',monospace;color:var(--muted);padding:6px 0;min-height:24px;}
.ohlc-info span{color:var(--text);}
.indicator-legend{display:flex;gap:14px;flex-wrap:wrap;font-size:11px;font-family:'Space Mono',monospace;margin-top:10px;}
.leg-item{color:var(--muted);}
.rsi-label{font-size:10px;color:var(--muted);font-family:'Space Mono',monospace;text-transform:uppercase;letter-spacing:1px;margin-top:10px;margin-bottom:4px;}

/* TRADES */
.trade-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);}
.trade-row:last-child{border-bottom:none;}
.trade-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;}
.t-buy{background:rgba(0,230,118,.15);}
.t-sell{background:rgba(255,71,87,.15);}
.trade-info{flex:1;min-width:0;}
.trade-pair{font-size:13px;font-weight:700;}
.trade-mode{font-size:10px;color:var(--muted);}
.trade-meta{font-size:10px;color:var(--muted);font-family:'Space Mono',monospace;margin-top:2px;}
.trade-right{text-align:right;flex-shrink:0;}
.trade-price{font-size:13px;font-weight:700;font-family:'Space Mono',monospace;}
.trade-vol{font-size:10px;color:var(--muted);font-family:'Space Mono',monospace;margin-top:2px;}

/* CONFIG */
.config-group{margin-bottom:20px;}
.config-group-title{font-size:11px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:1px;margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--border);}
.field{margin-bottom:12px;}
.field label{display:block;font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:6px;}
.field input,.field select{width:100%;padding:10px 14px;background:var(--bg);border:1px solid var(--border);border-radius:10px;color:var(--text);font-family:'Space Mono',monospace;font-size:13px;outline:none;transition:border-color .2s;}
.field input:focus{border-color:var(--accent);}
.hint{font-size:10px;color:var(--muted);margin-top:4px;font-family:'Space Mono',monospace;}
.btn-save{padding:11px 24px;background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;border-radius:10px;color:#fff;font-family:'Syne',sans-serif;font-size:14px;font-weight:700;cursor:pointer;}
.save-msg{display:none;margin-top:10px;font-size:12px;color:var(--green);font-family:'Space Mono',monospace;}
.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;}
.toggle-switch{position:relative;width:50px;height:26px;cursor:pointer;}
.toggle-switch input{opacity:0;width:0;height:0;}
.slider{position:absolute;inset:0;background:var(--muted2);border-radius:26px;transition:background .3s;}
.slider::before{content:'';position:absolute;width:18px;height:18px;border-radius:50%;background:white;top:4px;left:4px;transition:transform .3s;}
input:checked+.slider{background:var(--green);}
input:checked+.slider::before{transform:translateX(24px);}
.alert-warning{background:rgba(255,71,87,.1);border:1px solid rgba(255,71,87,.3);border-radius:10px;padding:10px 14px;font-size:12px;color:var(--red);margin-top:10px;display:none;}

/* POSICIONES */
.pos-item{background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:12px;margin-bottom:8px;}
.pos-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;}
.pos-pair{font-size:14px;font-weight:700;}
.pos-detail{font-size:11px;color:var(--muted);font-family:'Space Mono',monospace;}

/* LOGS */
.log-box{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:12px;font-family:'Space Mono',monospace;font-size:11px;color:var(--muted);height:300px;overflow-y:auto;line-height:1.6;}

/* EMPTY */
.empty{text-align:center;padding:24px;color:var(--muted);}
.empty-icon{font-size:28px;margin-bottom:6px;}

/* MOBILE NAV */
.mobile-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);z-index:300;padding:8px 0;}
.mobile-nav-inner{display:flex;justify-content:space-around;}
.mnav-item{display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;padding:6px 12px;border-radius:10px;}
.mnav-item.active{background:var(--surface2);}
.mnav-icon{font-size:18px;}
.mnav-label{font-size:9px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.5px;}
.mnav-item.active .mnav-label{color:var(--accent);}

/* FIELDS */
.field input[type=text],.field input[type=number]{width:100%;}

@media(max-width:768px){
  .sidebar{display:none;}
  .mobile-nav{display:block;}
  body{padding-bottom:70px;}
  .main{padding:12px;}
  .grid-4{grid-template-columns:1fr 1fr;}
  .grid-3{grid-template-columns:1fr 1fr;}
  #chart-container{height:240px;}
  #rsi-container{height:80px;}
}
::-webkit-scrollbar{width:4px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px;}