:root {
    --bg: #070b14;
    --bg-soft: #0d1323;
    --card: rgba(20, 30, 53, 0.56);
    --card-solid: #121b31;
    --text: #e8efff;
    --muted: #9aabcf;
    --border: rgba(153, 180, 255, 0.2);
    --primary-a: #2b7bff;
    --primary-b: #00b9ff;
    --success: #31d49f;
    --danger: #ff5f7f;
    --warning: #f8b65a;
    --info: #4ea1ff;
    --radius: 16px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:'Inter',sans-serif;background:radial-gradient(circle at top right,#162544 0%,#0b1220 35%,#070b14 100%);color:var(--text);min-height:100vh}
a{color:#87baff;text-decoration:none}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:250px;padding:22px;position:sticky;top:0;height:100vh;border-right:1px solid var(--border);background:rgba(8,12,24,.9);backdrop-filter:blur(10px);transition:all .25s ease}
.sidebar nav{display:grid;gap:10px}
.sidebar nav a{padding:11px 14px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid transparent;transition:.2s}
.sidebar nav a:hover{transform:translateX(3px);border-color:var(--border);background:rgba(55,121,255,.13)}
.main-content{flex:1;padding:20px;display:flex;flex-direction:column;gap:16px}
.top-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px}
.header-user-panel{display:flex;gap:10px;align-items:center}
.header-btc-pill{background:rgba(72,129,255,.18);border:1px solid var(--border);padding:8px 12px;border-radius:999px;font-size:.9rem}
.card,.auth-card{background:var(--card);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 10px 28px rgba(0,0,0,.28);padding:18px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.card:hover{transform:translateY(-3px) scale(1.01);border-color:rgba(135,186,255,.38)}
.auth-card{max-width:520px;margin:70px auto}
h2,h3,h4{margin-top:0}.muted{color:var(--muted)}
.stats-grid,.advanced-grid,.market-grid,.analytics-split-grid,.grid-2{display:grid;gap:12px}
.stats-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.stat-card p{font-size:1.35rem;font-weight:700}
.tabs-nav{display:flex;flex-wrap:wrap;gap:10px}
.tabs-nav a{padding:9px 14px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid var(--border)}
.tabs-nav a:hover,.tabs-nav a.active{background:rgba(69,130,255,.22)}
form{display:grid;gap:12px}
.form-field{position:relative}
.form-field input,.form-field select,.form-field textarea,input,select,textarea,button{width:100%;padding:12px 13px;border-radius:12px;border:1px solid var(--border);background:rgba(9,15,30,.8);color:var(--text);transition:.2s}
.form-field label{position:absolute;left:12px;top:50%;transform:translateY(-50%);background:linear-gradient(180deg,transparent 20%,rgba(9,15,30,.95) 20%);padding:0 6px;color:var(--muted);font-size:.84rem;pointer-events:none;transition:.2s}
.form-field.is-floating label{top:0;transform:translateY(-50%);font-size:.73rem;color:#9fc4ff}
input:focus,select:focus,textarea:focus{outline:none;border-color:#5ca2ff;box-shadow:0 0 0 3px rgba(66,138,255,.2)}
.is-invalid{border-color:var(--danger)!important}
.field-error{font-size:.75rem;color:#ff9aae;margin-top:5px}
button,.btn-link{display:inline-flex;justify-content:center;align-items:center;gap:8px;cursor:pointer;font-weight:600}
button{background:linear-gradient(120deg,var(--primary-a),var(--primary-b));border:none}
button:hover{filter:brightness(1.08)}
button:disabled{opacity:.5;cursor:not-allowed}
.btn-danger{background:linear-gradient(120deg,#b92849,#ff5f7f)!important;color:#fff;padding:10px 14px;border-radius:10px}
.btn-success{background:linear-gradient(120deg,#1b8e68,#33d8a2)!important}
.ghost-btn{background:rgba(255,255,255,.06)!important;border:1px solid var(--border)!important;color:var(--text);padding:10px 12px;border-radius:10px}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.panel-actions{display:flex;flex-wrap:wrap;gap:8px}
.search-form{grid-template-columns:1fr auto}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:14px}
table{width:100%;border-collapse:collapse;background:rgba(12,19,38,.45)}
thead th{position:sticky;top:0;background:#111c34;z-index:1}
th,td{padding:10px;border-bottom:1px solid rgba(153,180,255,.12)}
tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
tbody tr:hover{background:rgba(78,161,255,.12)}
.badge{padding:4px 10px;border-radius:999px;font-size:.75rem}
.badge.win{background:rgba(49,212,159,.2);color:#96f4d4}.badge.loss{background:rgba(255,95,127,.2);color:#ffb4c6}.badge.running{background:rgba(146,165,200,.2)}.badge.partially-closed{background:rgba(248,182,90,.2);color:#f7cb8f}
.toast-container{position:fixed;right:16px;top:14px;display:grid;gap:10px;z-index:2500}
.toast{min-width:260px;max-width:360px;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:#101a30;display:flex;justify-content:space-between;gap:10px;animation:slideIn .25s ease}
.toast.success{border-color:rgba(49,212,159,.45)}.toast.error{border-color:rgba(255,95,127,.45)}.toast.warning{border-color:rgba(248,182,90,.45)}.toast.info{border-color:rgba(78,161,255,.45)}
.toast button{width:auto;padding:4px 7px;background:transparent;border:0;color:#d7e6ff}
@keyframes slideIn{from{opacity:0;transform:translateX(25px)}to{opacity:1;transform:translateX(0)}}
.confirm-modal{position:fixed;inset:0;display:grid;place-items:center;z-index:2400}
.confirm-modal-backdrop{position:absolute;inset:0;background:rgba(2,6,15,.65)}
.confirm-modal-content{position:relative;max-width:430px;width:92%;animation:fadeUp .25s ease}
.confirm-modal-actions{display:flex;justify-content:flex-end;gap:8px}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.alert{padding:10px;border-radius:10px;border:1px solid transparent}.alert.error{border-color:rgba(255,95,127,.45)}.alert.success{border-color:rgba(49,212,159,.45)}.alert.warning{border-color:rgba(248,182,90,.45)}
.positive{color:var(--success)}.negative{color:var(--danger)}
.pagination{display:flex;gap:6px;flex-wrap:wrap}.pagination a{padding:6px 10px;border-radius:8px;border:1px solid var(--border)}.pagination a.active{background:rgba(73,130,255,.25)}
.calc-result{display:none;background:rgba(12,24,46,.7);border:1px solid var(--border);border-radius:12px;padding:12px}
.spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;display:inline-block;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.equity-chart-wrap{min-height:320px;position:relative}
.chart-skeleton{position:absolute;inset:0;border-radius:12px;background:linear-gradient(90deg,rgba(255,255,255,.02),rgba(255,255,255,.08),rgba(255,255,255,.02));background-size:250% 100%;animation:shine 1.2s infinite}
@keyframes shine{to{background-position:-250% 0}}
@media (max-width:980px){.sidebar{position:fixed;left:0;transform:translateX(-103%);z-index:2000}.app-shell.sidebar-open .sidebar{transform:translateX(0)}.main-content{padding:14px}.search-form{grid-template-columns:1fr}}