:root {
  --bg: #070a10; --bg2: #0b0f17; --panel: #10151f; --panel2: #161d2a;
  --line: #1f2937; --line2: #2a3647;
  --txt: #e9eef5; --muted: #7e8aa0; --dim: #56617a;
  --green: #19d27c; --green-d: #0f8f54; --red: #ff5470; --yellow: #ffcc4d;
  --blue: #4f8cff; --purple: #9b7bff; --cyan: #3ed0e0;
  --shadow: 0 10px 40px rgba(0,0,0,.45);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 800px at 80% -10%, #14203a 0%, transparent 55%),
              radial-gradient(900px 700px at -10% 110%, #1a1430 0%, transparent 50%), var(--bg);
  color: var(--txt); font-family: 'Inter', system-ui, sans-serif; font-size: 14px;
  -webkit-font-smoothing: antialiased; min-height: 100vh;
}
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 12px; }
.mono { font-family: 'JetBrains Mono', monospace; }

/* ============ LOGIN ============ */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card {
  width: 380px; max-width: 100%; background: rgba(16,21,31,.72);
  backdrop-filter: blur(18px); border: 1px solid var(--line2);
  border-radius: 20px; padding: 40px 34px; box-shadow: var(--shadow); text-align: center;
  animation: pop .4s ease;
}
@keyframes pop { from { opacity: 0; transform: translateY(14px) scale(.98); } }
.login-logo {
  width: 64px; height: 64px; margin: 0 auto 14px; border-radius: 18px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  display: grid; place-items: center; font-size: 30px; box-shadow: 0 8px 24px rgba(79,140,255,.4);
}
.login-card h1 { font-size: 24px; font-weight: 800; letter-spacing: -.5px; }
.login-sub { color: var(--muted); margin-bottom: 26px; font-size: 13px; }
.input-group { position: relative; margin-bottom: 14px; }
.ig-icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); opacity: .6; }
.input-group input {
  width: 100%; padding: 13px 14px 13px 42px; background: var(--bg2);
  border: 1px solid var(--line2); border-radius: 12px; color: var(--txt); font-size: 14px;
  transition: .2s;
}
.input-group input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(79,140,255,.15); }
.login-btn {
  width: 100%; padding: 13px; margin-top: 6px; border: none; border-radius: 12px;
  background: linear-gradient(135deg, var(--blue), var(--purple)); color: #fff;
  font-weight: 700; font-size: 15px; cursor: pointer; transition: .2s;
}
.login-btn:hover { filter: brightness(1.1); transform: translateY(-1px); }
.login-btn:disabled { opacity: .6; cursor: wait; }
.login-err { color: var(--red); font-size: 13px; margin-top: 12px; min-height: 18px; }
.login-foot { margin-top: 22px; color: var(--dim); font-size: 11px; }

/* ============ APP LAYOUT ============ */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar {
  background: linear-gradient(180deg, var(--panel) 0%, var(--bg2) 100%);
  border-right: 1px solid var(--line); display: flex; flex-direction: column; padding: 22px 16px;
  position: sticky; top: 0; height: 100vh;
}
.logo { display: flex; align-items: center; gap: 10px; padding: 0 8px 22px; }
.logo-mark { width: 36px; height: 36px; border-radius: 11px; background: linear-gradient(135deg, var(--blue), var(--purple)); display: grid; place-items: center; font-size: 18px; }
.logo-text { font-weight: 800; font-size: 17px; letter-spacing: -.3px; }
.nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 11px; padding: 11px 12px; border-radius: 11px;
  color: var(--muted); cursor: pointer; font-weight: 500; transition: .15s; user-select: none;
}
.nav-item:hover { background: var(--panel2); color: var(--txt); }
.nav-item.active { background: linear-gradient(135deg, rgba(79,140,255,.18), rgba(155,123,255,.12)); color: var(--txt); box-shadow: inset 0 0 0 1px var(--line2); }
.nav-item .ni { font-size: 16px; }
.sidebar-foot { border-top: 1px solid var(--line); padding-top: 16px; }
.conn { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); margin-bottom: 12px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--dim); }
.dot.on { background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite; }
.dot.off { background: var(--red); }
@keyframes pulse { 50% { opacity: .4; } }
.logout-btn { width: 100%; padding: 9px; background: var(--panel2); border: 1px solid var(--line2); border-radius: 10px; color: var(--muted); cursor: pointer; transition: .15s; }
.logout-btn:hover { color: var(--red); border-color: var(--red); }

/* ============ TOPBAR ============ */
.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 16px 26px; border-bottom: 1px solid var(--line);
  background: rgba(11,15,23,.6); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 20;
}
.tb-left { display: flex; align-items: center; gap: 14px; }
.tb-left h2 { font-size: 19px; font-weight: 700; }
.state-pill { font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 20px; background: var(--panel2); border: 1px solid var(--line2); }
.state-pill.run { color: var(--green); border-color: rgba(25,210,124,.4); background: rgba(25,210,124,.1); }
.state-pill.pause { color: var(--yellow); border-color: rgba(255,204,77,.4); background: rgba(255,204,77,.1); }
.tb-right { display: flex; align-items: center; gap: 10px; }
.badge { font-size: 11px; font-weight: 700; padding: 5px 10px; border-radius: 8px; background: var(--panel2); color: var(--muted); letter-spacing: .5px; }
.badge.net { background: rgba(255,204,77,.12); color: var(--yellow); }
.badge.net.main { background: rgba(255,84,112,.14); color: var(--red); }
.clock { font-family: 'JetBrains Mono', monospace; color: var(--muted); font-size: 13px; }
.tb-actions { display: flex; gap: 6px; margin-left: 8px; }
.ctl { padding: 8px 11px; border-radius: 10px; border: 1px solid var(--line2); background: var(--panel2); color: var(--txt); cursor: pointer; font-weight: 600; font-size: 13px; transition: .15s; }
.ctl:hover { filter: brightness(1.2); transform: translateY(-1px); }
.ctl.ok { color: var(--green); } .ctl.warn { color: var(--yellow); } .ctl.danger { color: var(--red); }
.ctl.kill { background: var(--red); color: #fff; border-color: var(--red); }

/* ============ CONTENT ============ */
.content { padding: 24px 26px; }
.kpis { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-bottom: 18px; }
.kpi { background: linear-gradient(160deg, var(--panel) 0%, var(--bg2) 100%); border: 1px solid var(--line); border-radius: 16px; padding: 16px; transition: .2s; }
.kpi:hover { border-color: var(--line2); transform: translateY(-2px); box-shadow: var(--shadow); }
.kpi-top { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.kpi-icon { font-size: 16px; opacity: .9; }
.kpi-label { font-size: 12px; color: var(--muted); font-weight: 500; }
.kpi-val { font-size: 26px; font-weight: 800; letter-spacing: -.5px; font-family: 'JetBrains Mono', monospace; }
.kpi-sub { font-size: 11px; color: var(--dim); margin-top: 3px; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 18px; margin-bottom: 18px; }
.card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.card-head h3 { font-size: 14px; font-weight: 600; }

/* ============ TABLES ============ */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 12px; font-size: 13px; }
th { color: var(--muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .5px; border-bottom: 1px solid var(--line2); }
td { border-bottom: 1px solid var(--line); font-family: 'JetBrains Mono', monospace; }
tbody tr { transition: .12s; }
tbody tr:hover { background: var(--panel2); }
.tag { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 7px; font-family: 'Inter'; }
.tag.long { background: rgba(25,210,124,.14); color: var(--green); }
.tag.short { background: rgba(255,84,112,.14); color: var(--red); }
.tag.open { background: rgba(79,140,255,.14); color: var(--blue); }
.tag.closed { background: var(--panel2); color: var(--muted); }
.pnl-pos { color: var(--green); } .pnl-neg { color: var(--red); }
.empty { color: var(--dim); text-align: center; padding: 30px; }

/* ============ SIGNALS ============ */
.signals { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 16px; }
.sig {
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 18px;
  transition: .2s; position: relative; overflow: hidden;
}
.sig.passed { border-color: rgba(25,210,124,.5); box-shadow: 0 0 0 1px rgba(25,210,124,.2), 0 8px 30px rgba(25,210,124,.08); }
.sig-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.sig-sym { font-size: 17px; font-weight: 700; }
.sig-price { font-family: 'JetBrains Mono', monospace; color: var(--muted); font-size: 13px; }
.gauge { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.gauge-ring { --p: 0; width: 70px; height: 70px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0;
  background: conic-gradient(var(--gc, var(--blue)) calc(var(--p)*1%), var(--line) 0); position: relative; }
.gauge-ring::before { content: ''; position: absolute; inset: 7px; border-radius: 50%; background: var(--panel); }
.gauge-num { position: relative; font-weight: 800; font-size: 16px; font-family: 'JetBrains Mono', monospace; }
.gauge-info { flex: 1; }
.gauge-info .gi-score { font-size: 14px; font-weight: 600; }
.gauge-info .gi-state { font-size: 12px; margin-top: 3px; }
.gi-state.pass { color: var(--green); } .gi-state.wait { color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font-size: 11px; padding: 4px 8px; border-radius: 7px; display: inline-flex; align-items: center; gap: 4px; font-weight: 500; }
.chip.good { background: rgba(25,210,124,.12); color: var(--green); }
.chip.bad { background: rgba(255,84,112,.1); color: #c77; }

.sig-mini { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.mini { background: var(--panel2); border: 1px solid var(--line); border-radius: 12px; padding: 13px; }
.mini-head { display: flex; justify-content: space-between; margin-bottom: 9px; }
.mini-sym { font-weight: 700; } .mini-score { font-family: 'JetBrains Mono', monospace; font-weight: 700; }
.bar { height: 7px; background: var(--line); border-radius: 5px; overflow: hidden; }
.bar > div { height: 100%; border-radius: 5px; transition: width .5s ease; background: linear-gradient(90deg, var(--blue), var(--cyan)); }
.bar.full > div { background: linear-gradient(90deg, var(--green-d), var(--green)); }

/* ============ STATS ============ */
.stats-row { display: grid; grid-template-columns: repeat(7, 1fr); gap: 12px; }
.stat-tile { background: var(--panel2); border: 1px solid var(--line); border-radius: 12px; padding: 13px 14px; text-align: center; }
.st-label { font-size: 11px; color: var(--muted); margin-bottom: 7px; }
.st-val { font-size: 19px; font-weight: 800; font-family: 'JetBrains Mono', monospace; }
@media (max-width: 1100px) { .stats-row { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .stats-row { grid-template-columns: repeat(2, 1fr); } }

/* ============ SETTINGS ============ */
#settings { display: block; }  /* gruplar alt alta; .settings grid'ini ezer */
.settings-group { margin-bottom: 22px; }
.settings-group:last-child { margin-bottom: 0; }
.group-title { font-size: 13px; font-weight: 700; color: var(--blue); margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--line); letter-spacing: .3px; }
.settings-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 1100px) { .settings-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .settings-grid { grid-template-columns: 1fr; } }
.settings { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12px; color: var(--muted); font-weight: 500; }
.field input, .field select {
  background: var(--bg2); border: 1px solid var(--line2); color: var(--txt);
  padding: 11px 12px; border-radius: 10px; font-size: 14px; font-family: 'JetBrains Mono', monospace;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(79,140,255,.12); }
.btn-primary { background: linear-gradient(135deg, var(--blue), var(--purple)); color: #fff; border: none; padding: 9px 18px; border-radius: 10px; font-weight: 700; cursor: pointer; transition: .15s; }
.btn-primary:hover { filter: brightness(1.1); }

/* ============ TOASTS + MODAL ============ */
.toasts { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 10px; z-index: 100; }
.toast { background: var(--panel2); border: 1px solid var(--line2); border-left: 3px solid var(--blue); border-radius: 12px; padding: 13px 18px; min-width: 240px; box-shadow: var(--shadow); animation: slidein .3s ease; }
.toast.ok { border-left-color: var(--green); } .toast.err { border-left-color: var(--red); } .toast.warn { border-left-color: var(--yellow); }
@keyframes slidein { from { opacity: 0; transform: translateX(30px); } }
.modal-wrap { position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(4px); display: grid; place-items: center; z-index: 200; }
.modal { background: var(--panel); border: 1px solid var(--line2); border-radius: 18px; padding: 26px; width: 400px; max-width: 92%; box-shadow: var(--shadow); animation: pop .25s ease; }
.modal h3 { font-size: 18px; margin-bottom: 10px; }
.modal p { color: var(--muted); margin-bottom: 22px; line-height: 1.5; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; }
.btn-ghost { background: var(--panel2); border: 1px solid var(--line2); color: var(--txt); padding: 10px 18px; border-radius: 10px; cursor: pointer; }
.btn-danger { background: var(--red); border: none; color: #fff; padding: 10px 18px; border-radius: 10px; cursor: pointer; font-weight: 700; }

/* ============ NEWS ============ */
.news-grid { display: grid; grid-template-columns: 340px 1fr; gap: 18px; }
.news-summary { align-self: start; }
.gauge.big .gauge-ring { width: 110px; height: 110px; }
.gauge.big .gauge-ring::before { inset: 10px; }
.gauge.big .gauge-num { font-size: 24px; }
.gauge.big .gi-score { font-size: 18px; font-weight: 700; }
.news-list { display: flex; flex-direction: column; gap: 2px; max-height: 560px; overflow-y: auto; }
.news-item { display: flex; gap: 12px; padding: 12px 8px; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--txt); transition: .12s; border-radius: 8px; }
.news-item:hover { background: var(--panel2); }
.news-item.risk { border-left: 3px solid var(--red); padding-left: 10px; }
.ni-tag { flex-shrink: 0; }
.ni-title { font-size: 13px; line-height: 1.4; font-weight: 500; }
.ni-src { font-size: 11px; color: var(--dim); margin-top: 4px; }
.banner { padding: 14px 18px; border-radius: 12px; margin-bottom: 16px; font-weight: 600; }
.banner.danger { background: rgba(255,84,112,.12); border: 1px solid rgba(255,84,112,.4); color: var(--red); }
.banner.warn { background: rgba(255,204,77,.1); border: 1px solid rgba(255,204,77,.35); color: var(--yellow); }

/* ============ BACKTEST ============ */
.bt-form { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; align-items: end; }
@media (max-width: 1100px) { .bt-form { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .bt-form { grid-template-columns: 1fr 1fr; } }

.btn-mini { background: var(--blue); border: none; color: #fff; padding: 5px 12px; border-radius: 7px; cursor: pointer; font-weight: 600; font-size: 12px; transition: .15s; }
.btn-mini:hover { filter: brightness(1.15); }

/* ============ MOBILE MENU ============ */
.menu-btn { display: none; background: var(--panel2); border: 1px solid var(--line2); color: var(--txt); font-size: 18px; padding: 6px 11px; border-radius: 9px; cursor: pointer; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1100px) { .kpis { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 1000px) { .news-grid { grid-template-columns: 1fr; } }
@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: fixed; z-index: 50; transform: translateX(-100%); transition: .2s; box-shadow: var(--shadow); width: 230px; }
  .sidebar.open { transform: none; }
  .menu-btn { display: block; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .settings { grid-template-columns: 1fr; }
  .topbar { padding: 12px 16px; flex-wrap: wrap; gap: 10px; }
  .tb-left h2 { font-size: 16px; }
  .tb-right { flex-wrap: wrap; }
  .tb-actions .ctl { padding: 7px 9px; }
  .content { padding: 16px; }
  .signals { grid-template-columns: 1fr; }
  .clock { display: none; }
}