/* ════════════════════════════════════════════════════════════════════════
   SKINS — el tema se aplica con [data-theme] en <html>. Cada skin sólo
   sobreescribe estos tokens (+ unas reglas especiales). Default = CYBERPUNK.
   ════════════════════════════════════════════════════════════════════════ */
:root {
  color-scheme: dark;
  --bg: #0a0e14;
  --panel: #111722;
  --panel2: #0d1320;
  --surface: #16202f;          /* inputs, botones ghost, tabs, chips */
  --border: #1e2a3a;
  --text: #c7d3e0;
  --muted: #6b7c93;
  --accent: #00e0c6;
  --accent2: #2bd4ff;
  --on-accent: #0a0e14;        /* texto sobre rellenos de acento */
  --green: #29d398;
  --red: #ff5c72;
  --amber: #ffc14d;
  --shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
  --radius: 10px;
  --font: "Segoe UI", Roboto, system-ui, sans-serif;
  --font-mono: "Consolas", "SF Mono", "Cascadia Code", monospace;
  --bg-grad: radial-gradient(1200px 600px at 70% -10%, #0e1726 0%, var(--bg) 60%);
  --topbar-grad: linear-gradient(90deg, rgba(0,224,198,.10) 0%, rgba(43,212,255,.04) 40%, rgba(255,193,77,.06) 100%);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg-grad);
  color: var(--text);
  font: 13px/1.45 var(--font);
  overflow-x: hidden;            /* no horizontal page scroll on any device */
  -webkit-text-size-adjust: 100%;
  transition: background-color .25s ease, color .25s ease;
}
img, canvas, table { max-width: 100%; }

h2 { font-size: 13px; margin: 0; text-transform: uppercase; letter-spacing: 1px; color: var(--accent2); }
.muted { color: var(--muted); }
.small { font-size: 11px; }

/* Header */
.topbar {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; position: sticky; top: 0; z-index: 10;
  background: var(--topbar-grad), var(--panel2);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 0 rgba(0,224,198,.18), 0 6px 22px rgba(0,0,0,.45);
}

/* Brand block: logo mark + title */
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  position: relative; width: 38px; height: 38px; flex: none;
  border-radius: 11px; display: grid; place-items: center;
  background: linear-gradient(145deg, #0f1a2b, #08101c);
  border: 1px solid rgba(0,224,198,.45);
  box-shadow: 0 0 0 1px rgba(0,0,0,.4) inset, 0 0 14px rgba(0,224,198,.25);
}
.brand-mark b {
  font-size: 21px; font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand-mark i {
  position: absolute; right: -5px; bottom: -5px; font-style: normal;
  font-size: 12px; font-weight: 800; color: #0a0e14;
  background: linear-gradient(135deg, var(--amber), #ff9d3d);
  width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center;
  border: 2px solid var(--panel2); box-shadow: 0 0 8px rgba(255,193,77,.5);
}
h1 {
  font-size: 18px; margin: 0; letter-spacing: 3px; font-weight: 800;
  background: linear-gradient(100deg, #eaf6ff 0%, var(--accent) 45%, var(--accent2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 0 18px rgba(0,224,198,.18);
}
.brand-pro {
  -webkit-text-fill-color: #0a0e14; color: #0a0e14;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  padding: 1px 6px; border-radius: 5px; font-size: 12px; letter-spacing: 2px;
  vertical-align: 2px; box-shadow: 0 0 12px rgba(43,212,255,.4);
}
.topbar-title p {
  margin: 3px 0 0; font-size: 10px; color: var(--accent2);
  letter-spacing: 3px; font-weight: 700; text-transform: uppercase; opacity: .85;
}

/* Mode chip (replaces the old loud warning badge) */
.mode-chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 12px; border-radius: 999px; font-size: 11px; font-weight: 700;
  letter-spacing: 1px; text-transform: uppercase;
}
.mode-chip .dot { width: 8px; height: 8px; border-radius: 50%; flex: none;
  animation: pulse-dot 1.8s ease-in-out infinite; }
.mode-chip.live {
  color: var(--amber); background: rgba(255,193,77,.10);
  border: 1px solid rgba(255,193,77,.5); }
.mode-chip.live .dot { background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.mode-chip.paper {
  color: var(--accent); background: rgba(0,224,198,.10);
  border: 1px solid rgba(0,224,198,.5); }
.mode-chip.paper .dot { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
@keyframes pulse-dot { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
.topbar-stats { display: flex; gap: 14px; flex-wrap: wrap; margin-left: auto; }
.stat { display: flex; flex-direction: column; line-height: 1.1; }
.stat i { font-style: normal; color: var(--muted); font-size: 10px; text-transform: uppercase; }
.stat b { font-size: 13px; }

.badge { padding: 5px 10px; border-radius: 6px; font-weight: 700; font-size: 11px; letter-spacing: 1px; }
.badge.critical { background: rgba(255,92,114,.15); color: var(--red); border: 1px solid var(--red); }
.badge.warning { background: rgba(255,193,77,.13); color: var(--amber); border: 1px solid var(--amber); }

.pill { padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.pill.none { background: var(--surface); color: var(--muted); }
.pill.ok { background: rgba(41,211,152,.15); color: var(--green); }
.pill.bad { background: rgba(255,92,114,.15); color: var(--red); }
.pill.warn { background: rgba(255,193,77,.15); color: var(--amber); }
.pill.buy { background: rgba(41,211,152,.18); color: var(--green); }
.pill.sell { background: rgba(255,92,114,.18); color: var(--red); }
.pill.wd-ok { background: rgba(41,211,152,.15); color: var(--green); }
.pill.wd-stale { background: rgba(255,193,77,.18); color: var(--amber); }
.pill.wd-stop { background: rgba(155,120,220,.20); color: #b79bff; }
.pill.wd-err { background: rgba(255,92,114,.18); color: var(--red); }

/* Layout */
.layout {
  display: grid; gap: 16px; padding: 12px;
  grid-template-columns: minmax(0, 1fr) 400px;
  align-items: start;
}
.left-col { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.left-secondary-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; align-items: stretch;
}
.left-stack { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.chart-card { display: flex; flex-direction: column; }
#positions-card { display: flex; flex-direction: column; }
#positions-card .collapse-body {
  overflow-x: auto; overscroll-behavior: contain;
}
@media (min-width: 1001px) {
  #positions-card { min-height: 100%; overflow: hidden; }
  #positions-card .collapse-body { flex: 1; min-height: 0; overflow-y: auto; }
}
@media (max-width: 1000px) {
  #positions-card .collapse-body { max-height: 320px; overflow-y: auto; }
}
/* Right column grows naturally — no internal scroll, page scrolls instead. */
.side-col { display: flex; flex-direction: column; gap: 12px; }
.wide { grid-column: 1 / -1; }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px; box-shadow: var(--shadow);
}
.section-title { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.section-title .pill { margin-left: auto; }
.collapse-toggle { margin-left: auto; cursor: pointer; color: var(--muted); user-select: none;
  width: 20px; text-align: center; }
.collapsible.collapsed .collapse-body { display: none; }

/* REGISTROS — pestañas (Historial / Frecuencia / Eventos) */
.reg-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px;
  border-bottom: 1px solid var(--border); padding-bottom: 8px; }
.reg-tab { background: var(--surface); color: var(--muted); border: 1px solid var(--border);
  border-radius: 7px; padding: 6px 12px; font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .5px; cursor: pointer; transition: all .15s; }
.reg-tab:hover { color: var(--text); border-color: var(--accent2); }
.reg-tab.active { color: var(--on-accent); background: var(--accent); border-color: var(--accent); font-weight: 700; }
.reg-panel { display: none; }
.reg-panel.active { display: block; }

/* Guía rápida */
.guide { color: var(--text); font-size: 12px; line-height: 1.5; }
.guide-intro { margin: 0 0 14px; padding: 10px 12px; border-radius: 8px;
  background: rgba(0,224,198,.06); border: 1px solid var(--border); }
.guide-h { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--accent2);
  margin: 16px 0 8px; padding-bottom: 5px; border-bottom: 1px solid var(--border); }
.guide-list { list-style: none; margin: 0; padding: 0; }
.guide-list li { margin: 0 0 7px; line-height: 1.45; }
.guide-list b { color: var(--text); }
.guide-list i { color: var(--accent); font-style: normal; }
.guide-foot { margin: 16px 0 0; padding: 10px 12px; border-radius: 8px;
  background: var(--panel2); border: 1px solid var(--border); color: var(--muted); font-size: 11px; }

/* Changelog / Actualizaciones */
.changelog { list-style: none; margin: 0; padding: 0; }
.changelog li { position: relative; padding: 0 0 12px 14px; margin: 0;
  border-left: 2px solid var(--border); }
.changelog li:last-child { border-left-color: transparent; padding-bottom: 0; }
.changelog li::before { content: ""; position: absolute; left: -5px; top: 3px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.changelog p { margin: 4px 0 0; font-size: 12px; line-height: 1.4; color: var(--text); }
.cl-date { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.cl-tag { display: inline-block; margin-left: 6px; padding: 1px 7px; border-radius: 10px;
  font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; vertical-align: middle; }
.cl-tag.feat { background: rgba(0,224,198,.15); color: var(--accent); border: 1px solid var(--accent); }
.cl-tag.fix  { background: rgba(255,92,114,.15); color: #ff8a9c; border: 1px solid #ff5c72; }
.cl-tag.tune { background: rgba(43,212,255,.15); color: var(--accent2); border: 1px solid var(--accent2); }

#liveChart { width: 100%; height: clamp(420px, 58vh, 680px); min-height: 420px; touch-action: pan-y; }
#chart-overlay-info { margin: 8px 0 0; }
.tf-selector { display: flex; gap: 4px; }
.tf-btn { background: var(--surface); color: var(--muted); border: 1px solid var(--border);
  padding: 3px 10px; border-radius: 6px; cursor: pointer; font-size: 11px; }
.tf-btn.active { color: var(--on-accent); background: var(--accent); border-color: var(--accent); font-weight: 700; }
.chart-select { background: var(--surface); color: var(--muted); border: 1px solid var(--border);
  padding: 3px 8px; border-radius: 6px; cursor: pointer; font-size: 11px; }
.chart-reset { padding: 3px 10px; font-size: 11px; line-height: 1.4; font-weight: 600; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.grid2 > div { background: var(--panel2); border-radius: 6px; padding: 6px 8px; }
.grid2 > div span { display: block; color: var(--muted); font-size: 10px; text-transform: uppercase; }
.grid2 > div strong { font-size: 13px; }
.span2 { grid-column: span 2; }

.signal-row { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.compact-list { margin: 6px 0 0; padding-left: 16px; color: var(--amber); font-size: 11px; }

/* Tables */
table { width: 100%; border-collapse: collapse; }
table.compact { table-layout: fixed; }
table.compact th, table.compact td { padding: 4px 6px; text-align: left; font-size: 11px;
  border-bottom: 1px solid var(--border);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
table.compact th { color: var(--muted); text-transform: uppercase; font-weight: 600; }
/* Stable scroll box: vertical scroll only, no layout shift on refresh. */
.log-scroll { max-height: 320px; overflow-y: auto; overflow-x: auto; overscroll-behavior: contain; }
.log-controls { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.log-controls input, .log-controls select {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 4px 8px; font-size: 11px; }
.chk { display: flex; align-items: center; gap: 4px; color: var(--muted); }

/* Trade History summary */
.th-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(86px, 1fr)); gap: 8px; margin-bottom: 8px; }
.th-summary > div { background: var(--panel2); border-radius: 6px; padding: 6px 8px; }
.th-summary > div span { display: block; color: var(--muted); font-size: 10px; text-transform: uppercase; }
.th-summary > div strong { font-size: 14px; }
@media (max-width: 700px) { .th-summary { grid-template-columns: repeat(3, 1fr); } }

/* Trade-history pager */
.th-pager { display: inline-flex; align-items: center; gap: 6px; }
.th-pager .btn { padding: 4px 9px; line-height: 1; }
.th-pager .btn:disabled { opacity: .4; cursor: not-allowed; }

/* Config form (compact, fits the right column) */
.config-grid { display: flex; flex-direction: column; gap: 12px; }
.config-grid-inner { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px 14px; }
.cfg-group { border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px 12px;
  background: rgba(255,255,255,.015); }
.cfg-group-title { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--accent2);
  margin: 0 0 10px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.cfg-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin-bottom: 10px; }
.cfg-toolbar .cfg-lock-bar { flex: 1 1 260px; margin-bottom: 0; }
.cfg-help { display: block; color: var(--muted); font-size: 10px; line-height: 1.3; margin-top: 2px; }
.cfg-tech { display: block; color: var(--accent); font-size: 9px; margin-top: 1px; opacity: .8; }
.cfg-warnings { background: rgba(255,193,77,.08); border: 1px solid var(--amber); border-radius: 6px;
  padding: 6px 8px; margin-bottom: 6px; }
.cfg-warnings > div { color: var(--amber); font-size: 11px; }
/* Candado del panel de configuración */
.cfg-lock-bar { display: flex; align-items: center; justify-content: space-between;
  gap: 10px; background: rgba(255,255,255,.03); border: 1px solid var(--border);
  border-radius: 6px; padding: 7px 10px; margin-bottom: 10px; }
.cfg-lock-left { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }
.cfg-lock-icon { font-size: 15px; line-height: 1; }
#config-card.cfg-locked .cfg-lock-bar { border-color: var(--amber); background: rgba(255,193,77,.06); }
#config-card.cfg-locked .cfg-lock-left { color: var(--amber); }
#config-card.cfg-locked #config-form { opacity: .55; }
#control-ops-card.ops-locked .cfg-lock-bar { border-color: var(--amber); background: rgba(255,193,77,.06); }
#control-ops-card.ops-locked .cfg-lock-left { color: var(--amber); }
#control-ops-card.ops-locked .ops-grid { opacity: .55; }

/* Operation buttons with subtext */
.opbtn { display: flex; flex-direction: column; align-items: flex-start; text-align: left; gap: 2px; line-height: 1.2; }
.opbtn small { font-weight: 400; font-size: 9px; opacity: .85; text-transform: none; letter-spacing: 0; }
.config-field { display: flex; flex-direction: column; gap: 4px; justify-content: flex-start; }
.config-field label { font-size: 10px; color: var(--muted); text-transform: uppercase; line-height: 1.25; }
.config-field input, .config-field select {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 7px; font-size: 12px; }
.config-field.readonly input, .config-field.readonly select { opacity: .55; }

/* ── Tech Matrix (columna izquierda, arriba de Canasta) ── */
#tech-matrix-inchart { margin: 0; }
.tm-bar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 6px; }
.tm-title { font-size: 10px; letter-spacing: 1.5px; color: var(--accent2); font-weight: 700; }
.tm-summary { display: flex; gap: 16px; flex-wrap: wrap; }
.tm-summary > span { display: flex; flex-direction: column; line-height: 1.15; }
.tm-summary i { font-size: 9px; color: var(--muted); text-transform: uppercase; font-style: normal; letter-spacing: .5px; }
.tm-summary strong { font-size: 12px; }
.tm-grid { display: grid; gap: 2px; }
.tm-cell { height: 10px; border-radius: 2px; }
.tm-head { background: transparent; color: var(--muted); font-size: 9px; height: 12px;
  display: flex; align-items: center; justify-content: center; }
.tm-rowlabel { background: transparent; color: var(--muted); font-size: 9px; font-weight: 700;
  display: flex; align-items: center; }
.tm-s2  { background: linear-gradient(90deg, #ff6f7f, #ff2f4f); box-shadow: 0 0 8px rgba(255,47,79,.30); }   /* volatilidad extrema */
.tm-s1  { background: linear-gradient(90deg, #ffb347, #ff7a1a); box-shadow: 0 0 7px rgba(255,122,26,.26); }  /* volatilidad alta */
.tm-s0  { background: linear-gradient(90deg, #d2d8e0, #aeb8c4); box-shadow: inset 0 0 0 1px rgba(0,0,0,.10); } /* volatilidad normal */
.tm-sm1 { background: linear-gradient(90deg, #1e5fa8, #3aa0ff); box-shadow: 0 0 6px rgba(38,117,201,.20); }  /* volatilidad baja */
.tm-sm2 { background: linear-gradient(90deg, #091524, #17385d); }                                           /* volatilidad muy baja */
.tm-na  { background: #151e2b; opacity: .55; }
.tm-warn { background: #f5a142; }           /* alert / spread high */
.tm-thermo { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 2px; margin-top: 8px;
  border: 1px solid var(--border); border-radius: 6px; overflow: hidden; background: var(--panel2); }
.tm-tick { min-height: 18px; display: flex; align-items: center; justify-content: center;
  color: #eaf6ff; font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: .35px;
  text-shadow: 0 1px 2px rgba(0,0,0,.65); white-space: nowrap; }
.tm-vlow { background: linear-gradient(90deg, #091524, #17385d); }
.tm-low { background: linear-gradient(90deg, #1e5fa8, #3aa0ff); }
.tm-normal { background: linear-gradient(90deg, #d2d8e0, #aeb8c4); color: #111722; text-shadow: none; }
.tm-high { background: linear-gradient(90deg, #ffb347, #ff7a1a); color: #211306; text-shadow: none; }
.tm-extreme { background: linear-gradient(90deg, #ff6f7f, #ff2f4f); }
.tm-subtitle { margin: 10px 0 4px; color: var(--accent2); font-size: 9px; font-weight: 800;
  letter-spacing: 1px; text-transform: uppercase; }
.trend-grid { margin-top: 2px; }
.trend-s2 { background: linear-gradient(90deg, #1ee889, #00a85a); box-shadow: 0 0 7px rgba(41,211,152,.24); }
.trend-s1 { background: linear-gradient(90deg, #8ee6bb, #32c987); box-shadow: 0 0 6px rgba(50,201,135,.18); }
.trend-s0 { background: linear-gradient(90deg, #d2d8e0, #aeb8c4); box-shadow: inset 0 0 0 1px rgba(0,0,0,.10); }
.trend-sm1 { background: linear-gradient(90deg, #ffb36b, #ff7f50); box-shadow: 0 0 6px rgba(255,127,80,.18); }
.trend-sm2 { background: linear-gradient(90deg, #ff6f7f, #ff2f4f); box-shadow: 0 0 8px rgba(255,47,79,.28); }
.trend-na { background: #151e2b; opacity: .55; }
.trend-thermo { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 2px; margin-top: 8px;
  border: 1px solid var(--border); border-radius: 6px; overflow: hidden; background: var(--panel2); }
.trend-tick { min-height: 18px; display: flex; align-items: center; justify-content: center;
  color: #eaf6ff; font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: .25px;
  text-shadow: 0 1px 2px rgba(0,0,0,.65); white-space: nowrap; }
.trend-up-strong { background: linear-gradient(90deg, #1ee889, #00a85a); }
.trend-up { background: linear-gradient(90deg, #8ee6bb, #32c987); color: #082014; text-shadow: none; }
.trend-neutral { background: linear-gradient(90deg, #d2d8e0, #aeb8c4); color: #111722; text-shadow: none; }
.trend-down { background: linear-gradient(90deg, #ffb36b, #ff7f50); color: #211306; text-shadow: none; }
.trend-down-strong { background: linear-gradient(90deg, #ff6f7f, #ff2f4f); }

/* Toggle switch for boolean config fields */
.switch { position: relative; display: inline-block; width: 42px; height: 22px; flex: none; }
.config-field .switch input { opacity: 0; width: 0; height: 0; position: absolute; margin: 0; padding: 0; border: none; }
.switch-slider { position: absolute; inset: 0; cursor: pointer; background: #2a3647;
  border: 1px solid var(--border); border-radius: 22px; transition: background .15s; }
.switch-slider::before { content: ""; position: absolute; height: 16px; width: 16px; left: 3px; top: 2px;
  background: #c7d3e0; border-radius: 50%; transition: transform .15s; }
.switch input:checked + .switch-slider { background: var(--green); border-color: var(--green); }
.switch input:checked + .switch-slider::before { transform: translateX(20px); background: #07120d; }
.switch input:disabled + .switch-slider { opacity: .5; cursor: not-allowed; }

/* Unified Control + Operations block (horizontal) */
.ctrl-unified { display: grid; grid-template-columns: minmax(240px, 340px) 1fr; gap: 16px; align-items: start; }
.ctrl-subtitle { margin: 0 0 8px; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--accent2); }
.ctrl-status { border-right: 1px solid var(--border); padding-right: 16px; }
.ctrl-actions .ops-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
@media (max-width: 900px) {
  .ctrl-unified { grid-template-columns: 1fr; }
  .ctrl-status { border-right: none; border-bottom: 1px solid var(--border); padding-right: 0; padding-bottom: 12px; }
}

/* Buttons */
.actions { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }
.ops-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.btn { background: var(--accent); color: var(--on-accent); border: none; border-radius: 7px;
  padding: 8px 12px; font-weight: 700; cursor: pointer; font-size: 12px; letter-spacing: .5px; }
.btn:hover { filter: brightness(1.1); }
.btn.ghost { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn.danger { background: var(--red); color: #1a0408; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.stale { color: var(--amber) !important; }
.hidden { display: none !important; }

/* Login screen */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-wrap { width: 100%; max-width: 380px; padding: 16px; }
.login-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 28px 26px; box-shadow: 0 0 40px rgba(0,224,198,.08), var(--shadow);
  display: flex; flex-direction: column; gap: 10px;
}
.login-brand { justify-content: center; margin-bottom: 14px; }
.login-title { font-size: 20px; letter-spacing: 3px; color: var(--accent); margin: 0; }
.login-sub { margin: 0 0 12px; color: var(--muted); font-size: 12px; letter-spacing: 1px; }
.login-label { font-size: 10px; text-transform: uppercase; color: var(--muted); letter-spacing: 1px; }
.login-input {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 12px; font-size: 16px; letter-spacing: 4px;
}
.login-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px rgba(0,224,198,.2); }
.login-btn { margin-top: 8px; padding: 11px; font-size: 13px; letter-spacing: 1px; }
.login-error { color: var(--red); font-size: 12px; margin: 2px 0 0; }
.login-note { color: var(--muted); font-size: 10px; text-align: center; margin: 10px 0 0; letter-spacing: 1px; }

@media (max-height: 820px) {
  #liveChart { height: clamp(360px, 52vh, 560px); min-height: 360px; }
}

@media (max-width: 1000px) {
  .layout { grid-template-columns: 1fr; }
  .left-secondary-grid { grid-template-columns: 1fr; }
  #liveChart { height: 360px; min-height: 360px; }

  /* Una sola columna: aplanar columnas para reordenar TODOS los bloques.
     Orden solicitado para movil (el encabezado va fuera de .layout, queda arriba). */
  .left-col, .side-col, .left-secondary-grid, .left-stack { display: contents; }
  #usc-usd-card        { order: 1; }
  #signal-card         { order: 2; }
  #risk-card           { order: 3; }
  .chart-card          { order: 4; }
  #tech-matrix-card    { order: 5; }
  #positions-card      { order: 6; }
  #basket-card         { order: 7; }
  #recovery-card       { order: 8; }
  #control-ops-card    { order: 9; }
  #config-card         { order: 10; }
  #registros-card      { order: 11; }   /* Historial/Frecuencia/Eventos (pestañas) */
  #info-card           { order: 12; }   /* Actualizaciones/Guía/Skins (pestañas) */
}

/* ── Tablets / small laptops ── */
@media (max-width: 768px) {
  .grid2 { grid-template-columns: 1fr; }
  .grid2 .span2 { grid-column: span 1; }
  .config-grid-inner { grid-template-columns: 1fr 1fr; }
  .ops-grid { grid-template-columns: 1fr 1fr; }
}

/* ── Mobile ── */
@media (max-width: 640px) {
  body { font-size: 12px; }
  h1 { font-size: 15px; letter-spacing: 1px; }

  /* Header NOT fixed on mobile — frees vertical space, stops overlap. */
  .topbar { position: static; padding: 8px 10px; gap: 8px 10px; }
  .brand { gap: 9px; }
  .brand-mark { width: 32px; height: 32px; border-radius: 9px; }
  .brand-mark b { font-size: 18px; }
  h1 { font-size: 15px; letter-spacing: 2px; }
  .brand-pro { font-size: 10px; padding: 0 5px; }
  .topbar-title p { font-size: 9px; letter-spacing: 2px; margin-top: 2px; }
  #mode-badge { font-size: 9px; padding: 4px 9px; margin-left: auto; }

  /* Trim header info so it is not too wide: keep only essentials. */
  .topbar-stats { gap: 8px 10px; margin-left: 0; width: 100%; }
  .topbar-stats .stat i { font-size: 9px; }
  .topbar-stats .stat b { font-size: 12px; }
  /* Hide non-essential stats on mobile (class-based — robust to reordering). */
  .topbar-stats .hide-sm { display: none; }

  .layout { padding: 8px; gap: 10px; }
  .card { padding: 10px; }
  #liveChart { height: 280px; min-height: 280px; }

  .grid2 { grid-template-columns: 1fr 1fr; }
  /* grid2 vuelve a 2 cols aqui: restaurar span2 (lo apago el breakpoint 768px) */
  .grid2 .span2 { grid-column: span 2; }
  .config-grid-inner { grid-template-columns: 1fr; }
  .ops-grid { grid-template-columns: 1fr; }
  .th-summary { grid-template-columns: repeat(2, 1fr); }

  .log-scroll table.compact { min-width: 0; }

  /* Narrower tables: drop non-essential columns so width fits the screen. */
  /* Events: keep Time, Sev, Message — hide Type(2), Symbol(4). */
  #events-table th:nth-child(2), #events-table td:nth-child(2),
  #events-table th:nth-child(4), #events-table td:nth-child(4) { display: none; }

  /* Trade History: keep Time, Direction, Profit, Status — hide Volume(3), Open(4), Close(5), Reason(8). */
  /* (la tabla vive ahora en el panel #reg-history del bloque REGISTROS) */
  #reg-history th:nth-child(3), #trade-history-body td:nth-child(3),
  #reg-history th:nth-child(4), #trade-history-body td:nth-child(4),
  #reg-history th:nth-child(5), #trade-history-body td:nth-child(5),
  #reg-history th:nth-child(8), #trade-history-body td:nth-child(8) { display: none; }
}

/* KPI USC -> USD */
#usc-usd-card .kpi-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
#usc-usd-card .kpi-box { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; text-align: center; }
#usc-usd-card .kpi-span2 { grid-column: 1 / -1; }
/* Session countdown ring */
#usc-usd-card .kpi-timer { display: flex; flex-direction: column; align-items: center; }
.ring-wrap { position: relative; width: 58px; height: 58px; margin-top: 4px; }
.ring { width: 58px; height: 58px; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 4; }
.ring-track { stroke: #2a3647; }
.ring-prog { stroke: var(--accent); stroke-linecap: round; transition: stroke-dashoffset .9s linear; }
.ring-text { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: var(--text); letter-spacing: .3px; }
#usc-usd-card .kpi-label { display: block; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; }
#usc-usd-card .kpi-usc { display: block; font-size: 18px; font-weight: 700; color: var(--text); margin-top: 4px;
  overflow-wrap: anywhere; }
#usc-usd-card .kpi-usd { display: block; font-size: 13px; color: var(--green); margin-top: 2px; }

/* ── Responsive safety (tablet / mobile / tiny phones) ── */
@media (max-width: 640px) {
  /* Any card content that overflows scrolls inside the card, never the page. */
  .collapse-body { overflow-x: auto; }
  #usc-usd-card .kpi-usc { font-size: 16px; }
  #usc-usd-card .kpi-label { font-size: 10px; }
  #usc-usd-card .kpi-box { padding: 8px 9px; }
  .btn { padding: 9px 12px; }              /* bigger tap target */
  .opbtn { min-height: 44px; }
}
@media (max-width: 380px) {
  #usc-usd-card .kpi-row { grid-template-columns: 1fr; }  /* one KPI per row */
  .th-summary { grid-template-columns: 1fr 1fr; }
}

/* ════════════════════════════════════════════════════════════════════════
   SKINS — overrides de tema. data-theme va en <html>.
   1 Cyberpunk = :root (default).  2 Corporate  3 Matrix  4 Retro HUD
   5 System OS (data-theme="mac")  6 Gothic (data-theme="dracula")
   ════════════════════════════════════════════════════════════════════════ */

/* 2 ── CORPORATIVA: sobria, azul formal, sin neón ───────────────────────── */
[data-theme="corporate"] {
  --bg: #16181b; --panel: #1e2125; --panel2: #25292d; --surface: #2d3237;
  --border: #3a3f45; --text: #e4e6e9; --muted: #9aa0a6;
  --accent: #ff8c32; --accent2: #ffb066; --on-accent: #1a1206;
  --green: #5bc47a; --red: #e8635f; --amber: #ffb74d;
  --shadow: 0 2px 12px rgba(0,0,0,.4); --radius: 8px;
  --bg-grad: linear-gradient(180deg, #191c1f 0%, #131517 100%);
  --topbar-grad: linear-gradient(90deg, rgba(255,140,50,.08) 0%, rgba(255,140,50,0) 60%);
}
[data-theme="corporate"] .topbar { box-shadow: 0 1px 0 rgba(255,140,50,.16), 0 4px 16px rgba(0,0,0,.45); }
[data-theme="corporate"] h1 { text-shadow: none; }

/* 3 ── MATRIX: terminal verde fósforo + lluvia binaria (estilo OMEGAOBFVG) ─ */
[data-theme="matrix"] {
  --bg: #020703; --panel: rgba(3,16,8,.86); --panel2: rgba(5,22,11,.9); --surface: rgba(0,200,83,.12);
  --border: rgba(0,220,90,.30); --text: #d6ffe2; --muted: #5fbf7e;
  --accent: #00e676; --accent2: #6bffab; --on-accent: #021a0c;
  --green: #19d66b; --red: #ff3157; --amber: #caff4d;
  --shadow: 0 0 18px rgba(0,230,118,.14); --radius: 4px;
  --font: var(--font-mono);
  --bg-grad: #020703;
  --topbar-grad: linear-gradient(90deg, rgba(0,230,118,.12) 0%, rgba(0,230,118,0) 60%);
}
[data-theme="matrix"] body { text-shadow: 0 0 4px rgba(0,230,118,.40); }
[data-theme="matrix"] h1 { text-shadow: 0 0 14px rgba(0,230,118,.6); }
/* lluvia binaria DETRÁS del contenido (z negativo) */
[data-theme="matrix"] body::before {
  content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none; opacity: .55;
  background-repeat: repeat; background-size: 480px 160px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='480' height='160'%3E%3Cg fill='%2300ff6a' fill-opacity='0.22' font-family='monospace' font-size='14'%3E%3Ctext x='0' y='16'%3E01101001 00110101 01001101 10100110%3C/text%3E%3Ctext x='0' y='44'%3E11001010 01010111 00101100 10101001%3C/text%3E%3Ctext x='0' y='72'%3E00110110 10100101 01011101 11100100%3C/text%3E%3Ctext x='0' y='100'%3E01010100 11001101 00110101 01001010%3C/text%3E%3Ctext x='0' y='128'%3E10101001 01001110 00110101 11101010%3C/text%3E%3Ctext x='0' y='156'%3E01101001 00110101 01001101 10100110%3C/text%3E%3C/g%3E%3C/svg%3E");
}
/* scanlines + glow superior + viñeta (encima de la lluvia, debajo del contenido) */
[data-theme="matrix"] body::after {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(rgba(0,255,106,.05) 1px, transparent 1px),
    radial-gradient(circle at 50% 0%, rgba(0,255,106,.16), transparent 45%),
    linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.5));
  background-size: 100% 26px, 100% 100%, 100% 100%;
}

/* 4 ── RETRO: terminal HUD cyan (estilo FLUIDTRADES), scanlines CRT encima ── */
[data-theme="retro"] {
  --bg: #050810; --panel: #0a1018; --panel2: #0f1822; --surface: #0a2a2a;
  --border: rgba(0,255,225,.34); --text: #a0e6e0; --muted: #3a6e7e;
  --accent: #00ffe1; --accent2: #7fffd4; --on-accent: #021014;
  --green: #00ff9d; --red: #ff3366; --amber: #ffaa00;
  --shadow: 0 0 22px rgba(0,255,225,.12); --radius: 0;
  --font: var(--font-mono);
  --bg-grad: #050810;
  --topbar-grad: linear-gradient(90deg, rgba(0,255,225,.10) 0%, rgba(0,255,225,0) 60%);
}
[data-theme="retro"] * { border-radius: 0 !important; }
[data-theme="retro"] body { letter-spacing: .02em; text-shadow: 0 0 3px rgba(0,255,225,.25); }
[data-theme="retro"] h1, [data-theme="retro"] h2 { letter-spacing: 2px; }
/* scanlines CRT ENCIMA de todo (z alto, no bloquea clics) */
[data-theme="retro"] body::before {
  content: ""; position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0,255,225,.035) 0 2px, transparent 2px 4px);
}
/* viñeta CRT encima */
[data-theme="retro"] body::after {
  content: ""; position: fixed; inset: 0; z-index: 9998; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 56%, rgba(0,0,0,.55) 100%);
}

/* ── Elementos HUD compartidos (matrix + retro): línea-acento estática + corner-tick.
   La scan-line ANIMADA se eliminó: el movimiento se sentía como "refresh/blinking"
   y en móvil disparaba el scroll. Queda una línea fija, sin animación. */
[data-theme="matrix"] .topbar, [data-theme="retro"] .topbar { position: relative; }
[data-theme="matrix"] .topbar::after, [data-theme="retro"] .topbar::after {
  content: ""; position: absolute; bottom: -1px; left: 0; right: 0; height: 1px; pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
[data-theme="matrix"] .card, [data-theme="retro"] .card { position: relative; }
[data-theme="matrix"] .card::after, [data-theme="retro"] .card::after {
  content: ""; position: absolute; top: 6px; left: 6px; width: 6px; height: 6px; pointer-events: none;
  background: var(--accent); box-shadow: 0 0 6px var(--accent);
}

/* 5 ── SYSTEM OS: claro, system font, suave y redondeado ────────────────── */
[data-theme="mac"] {
  color-scheme: light;
  --bg: #aeb8c4; --panel: #d8dee6; --panel2: #cfd6df; --surface: #bec7d1;
  --border: #aab4c0; --text: #1d1d1f; --muted: #535b66;
  --accent: #0a84ff; --accent2: #0071e3; --on-accent: #ffffff;
  --green: #168a3a; --red: #c92a2a; --amber: #b76a00;
  --shadow: 0 4px 16px rgba(0,0,0,.12); --radius: 12px;
  --font: -apple-system, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  --bg-grad: linear-gradient(180deg, #bac3cf 0%, #a9b4c1 100%);
  --topbar-grad: linear-gradient(90deg, rgba(10,132,255,.05) 0%, rgba(10,132,255,0) 60%);
}
[data-theme="mac"] .topbar { box-shadow: 0 1px 0 rgba(0,0,0,.06), 0 4px 14px rgba(0,0,0,.06); backdrop-filter: saturate(1.4) blur(8px); }
[data-theme="mac"] h1 { text-shadow: none; }
[data-theme="mac"] .brand-mark { background: linear-gradient(145deg, #cbd3dd, #b8c2ce); border-color: #a6b0bd; box-shadow: none; }

/* 6 ── GOTHIC: morado/rosa sobre gris-violáceo oscuro ───────────────────── */
[data-theme="dracula"] {
  --bg: #1a1b24; --panel: #282a36; --panel2: #21222c; --surface: #343746;
  --border: #44475a; --text: #f8f8f2; --muted: #8a8fa3;
  --accent: #bd93f9; --accent2: #ff79c6; --on-accent: #14151d;
  --green: #50fa7b; --red: #ff5555; --amber: #f1fa8c;
  --shadow: 0 4px 18px rgba(0,0,0,.45); --radius: 10px;
  --bg-grad: radial-gradient(1100px 520px at 72% -12%, #322b4d 0%, #17181f 60%);
  --topbar-grad: linear-gradient(90deg, rgba(189,147,249,.12) 0%, rgba(255,121,198,.05) 45%, rgba(189,147,249,0) 100%);
}
[data-theme="dracula"] h1 { text-shadow: 0 0 16px rgba(189,147,249,.3); }
[data-theme="dracula"] .topbar { box-shadow: 0 1px 0 rgba(189,147,249,.22), 0 6px 22px rgba(0,0,0,.5); }

/* ── Fichas selectoras de skin (pestaña 🎨 Skins) ───────────────────────── */
.skin-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.skin-card {
  display: flex; flex-direction: column; gap: 8px; text-align: left; cursor: pointer;
  background: var(--surface); color: var(--text); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px; transition: transform .12s, border-color .15s, box-shadow .15s;
}
.skin-card:hover { transform: translateY(-2px); border-color: var(--accent2); }
.skin-card.active { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent) inset; }
.skin-swatch { display: flex; height: 34px; border-radius: 7px; overflow: hidden; border: 1px solid var(--border); }
.skin-swatch span { flex: 1; }
.skin-name { font-size: 12px; font-weight: 700; }
.skin-name .skin-check { color: var(--accent); margin-left: 4px; }
.skin-desc { font-size: 10px; color: var(--muted); line-height: 1.3; }

/* Los overlays position:fixed (lluvia binaria / scanlines / viñeta) de Matrix y
   Retro repintan al mostrarse/ocultarse la barra del navegador y se sienten como
   un "refresh" que mueve el scroll. Se desactivan en móvil Y modos responsivos
   (≤1000px = layout de una columna): la paleta del tema se conserva, solo se
   quita el efecto de fondo. En escritorio amplio (>1000px) quedan estáticos. */
@media (max-width: 1000px) {
  [data-theme="matrix"] body::before, [data-theme="matrix"] body::after,
  [data-theme="retro"] body::before,  [data-theme="retro"] body::after {
    display: none !important;
  }
}
