@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Inter:wght@400;600;800&display=swap');

:root {
    /* Colores de Red */
    --fibra: #f59e0b;
    --cobre: #38bdf8;
    --wireless: #a78bfa;
    --poe: #4ade80;
    --success: #4ade80;
    --danger: #f43f5e;
    
    /* Tema Oscuro (Default) */
    --bg: #080d14;
    --bg-panel: #0c1420;
    --bg-card: #111d2e;
    --bg-card2: #131e30;
    --bg-card-hover: #162032;
    --border: rgba(56, 189, 248, .1);
    --border-glow: rgba(56, 189, 248, .3);
    --text: #cbd5e1;
    --text-dim: #64748b;
    --text-bright: #f8fafc;
    --accent: #38bdf8;
    --mono: 'Space Mono', monospace;
    
    /* Medidas */
    --toolbar-h: 42px;
    --status-h: 32px;
    --radius: 8px;
}

body.light-mode {
    --bg: #f0f4f8;
    --bg-panel: #ffffff;
    --bg-card: #f8fafc;
    --bg-card2: #edf1f7;
    --bg-card-hover: #e2e8f0;
    --border: rgba(0, 0, 0, .1);
    --text: #1e293b;
    --text-dim: #94a3b8;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow: hidden;
    height: 100vh;
    font-size: 13px;
}

/* ─── LAYOUT GRID ─────────────────── */
.container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* ─── TOOLBAR ──── */
.toolbar {
    height: var(--toolbar-h);
    min-height: var(--toolbar-h);
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 4px;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    overflow-x: auto;
    overflow-y: hidden;
    flex-shrink: 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(56,189,248,.15) transparent;
}
.toolbar::-webkit-scrollbar { height: 3px; }
.toolbar::-webkit-scrollbar-thumb { background: rgba(56,189,248,.2); border-radius: 2px; }

/* Grupos que crea app.js dinámicamente */
.tool-group {
    display: flex;
    align-items: center;
    gap: 3px;
    flex-shrink: 0;
}

/* Etiqueta de grupo que agrega app.js */
.group-label {
    font-size: 9px;
    font-weight: 800;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 0 6px 0 4px;
    border-right: 1px solid var(--border);
    margin-right: 2px;
    white-space: nowrap;
}

/* Botón genérico que usa app.js */
.btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text);
    padding: 4px 8px;
    border-radius: var(--radius);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
    transition: all 0.15s ease;
    flex-shrink: 0;
}
.btn:hover {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text-bright);
}
.btn.active {
    background: rgba(56,189,248,.12);
    border-color: var(--border-glow);
    color: var(--accent);
}
.btn.danger:hover {
    background: rgba(244,63,94,.12);
    color: var(--danger);
    border-color: rgba(244,63,94,.3);
}
.btn .icon { font-size: 13px; }
.btn .btn-label { font-size: 11px; }

/* Modo activo */
.mode-btn.active {
    background: rgba(56,189,248,.12);
    border-color: var(--border-glow);
    color: var(--accent);
}

/* Divisor en toolbar */
.toolbar-divider {
    width: 1px;
    height: 20px;
    background: var(--border);
    margin: 0 4px;
    flex-shrink: 0;
}

/* ─── MAIN AREA ─────────────────────── */
.main-area {
    display: flex;
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

.canvas-container {
    flex: 1;
    position: relative;
    overflow: hidden;
    min-width: 0;
}

#networkCanvas {
    display: block;
    width: 100%;
    height: 100%;
}

/* HUD flotante encima del canvas */
.canvas-hud {
    position: absolute;
    top: 10px;
    left: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(12, 20, 32, 0.85);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 4px 10px;
    pointer-events: none;
    backdrop-filter: blur(6px);
    font-size: 10px;
}
body.light-mode .canvas-hud { background: rgba(255,255,255,.88); }

.hud-label { color: var(--text-dim); font-weight: 700; text-transform: uppercase; font-size: 9px; }
.hud-value { color: var(--text-bright); font-weight: 700; font-family: 'Space Mono', monospace; }
.hud-sep { width: 1px; height: 14px; background: var(--border); }

.status-value { color: var(--text-dim); }
.status-value.online { color: var(--success); }
.status-value.offline { color: var(--danger); }

.canvas-hint {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(12, 20, 32, 0.8);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 10px;
    color: var(--text-dim);
    pointer-events: none;
    backdrop-filter: blur(4px);
    border: 1px solid var(--border);
}

/* ─── CONFIG PANEL ──────────────────── */
.config-panel {
    width: 280px;
    min-width: 280px;
    background: var(--bg-panel);
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.panel-header h3 {
    font-size: 13px;
    font-weight: 800;
    color: var(--text-bright);
}

.panel-subtitle {
    font-size: 11px;
    color: var(--text-dim);
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.panel-tabs {
    display: flex;
    background: var(--bg-card);
    flex-shrink: 0;
}

.tab-btn {
    flex: 1;
    background: none;
    border: none;
    padding: 8px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-dim);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color .15s, border-color .15s;
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: var(--bg-panel);
}

.panel-content {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    scrollbar-width: thin;
    scrollbar-color: rgba(56,189,248,.15) transparent;
}
.panel-content::-webkit-scrollbar { width: 3px; }
.panel-content::-webkit-scrollbar-thumb { background: rgba(56,189,248,.2); border-radius: 2px; }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Propiedades — app.js genera estos elementos */
.property-item { margin-bottom: 12px; }
.property-item label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    color: var(--text-dim);
    margin-bottom: 4px;
    text-transform: uppercase;
}

.property-input, .property-select, .prop-input {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 6px 8px;
    border-radius: 4px;
    color: var(--text);
    font-family: inherit;
    font-size: 12px;
}
.property-input:focus, .property-select:focus, .prop-input:focus {
    outline: none;
    border-color: var(--accent);
}

/* Sección dentro del panel de propiedades */
.prop-section {
    font-size: 10px;
    font-weight: 800;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: .07em;
    margin: 14px 0 6px;
    padding-bottom: 5px;
    border-bottom: 1px solid var(--border);
}

/* Badge VLAN */
.vlan-badge {
    display: inline-block;
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border);
    background: rgba(56,189,248,.1);
    color: var(--accent);
}

.info-message {
    font-size: 11px;
    color: var(--text-dim);
    text-align: center;
    padding: 8px;
}

/* ─── CONSOLA ────────────────────── */
.console-section {
    border-top: 1px solid var(--border);
    background: #000;
    max-height: 32px;
    overflow: hidden;
    transition: max-height 0.3s ease;
    flex-shrink: 0;
}
.console-section.expanded { max-height: 210px; }

.console-toggle {
    padding: 6px 10px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}
.console-toggle h4 { font-size: 10px; color: var(--text-dim); font-family: monospace; }
.chevron { font-size: 10px; color: var(--text-dim); }

.console-body { padding: 0 8px 8px; display: flex; flex-direction: column; gap: 4px; }

/* Botones rápidos de comando */
.cmd-quick {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    padding: 2px 0;
}
.cmd-btn {
    background: #0c0e18;
    border: 1px solid #1a2035;
    color: #38bdf8;
    font-family: monospace;
    font-size: 9px;
    padding: 2px 6px;
    border-radius: 3px;
    cursor: pointer;
    transition: background .15s;
}
.cmd-btn:hover { background: #131a2e; border-color: #38bdf8; }

.console-output {
    background: #050505;
    height: 80px;
    padding: 4px;
    font-family: monospace;
    font-size: 10px;
    color: var(--success);
    overflow-y: auto;
    border: 1px solid #111;
    border-radius: 4px;
    scrollbar-width: thin;
}

.console-input-wrap {
    display: flex;
    align-items: center;
    gap: 4px;
    background: #050505;
    border: 1px solid #111;
    border-radius: 4px;
    padding: 3px 6px;
}
.prompt { color: var(--accent); font-family: monospace; font-size: 10px; white-space: nowrap; }
.console-input-wrap input {
    flex: 1;
    background: transparent;
    border: none;
    color: #fff;
    font-family: monospace;
    font-size: 10px;
    outline: none;
}
.send-btn {
    background: none;
    border: none;
    color: var(--accent);
    cursor: pointer;
    font-size: 14px;
    opacity: .6;
    transition: opacity .15s;
    padding: 0;
}
.send-btn:hover { opacity: 1; }

/* ─── TOOLTIP DE PUERTOS ─────────── */
#portTooltip {
    position: fixed;
    z-index: 900;
    pointer-events: none;
    background: rgba(8,13,20,.97);
    border: 1px solid rgba(56,189,248,.35);
    border-radius: 7px;
    padding: 7px 10px;
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text);
    box-shadow: 0 4px 20px rgba(0,0,0,.6);
    max-width: 220px;
}
.pt-name { display: block; font-weight: 700; color: var(--text-bright); margin-bottom: 2px; }
.pt-media-fibra  { color: var(--fibra); }
.pt-media-cobre  { color: var(--cobre); }
.pt-media-wl     { color: var(--wireless); }
.pt-conn  { color: var(--success); margin-top: 3px; }
.pt-free  { color: var(--text-dim); font-style: italic; margin-top: 3px; }

/* Misc utils */
.hidden { display: none !important; }

/* ════════════════════════════════════════════════════════════════
   NUEVO UI v2 — TOP BAR + SIDEBAR CATEGORÍAS + SUB-PALETAS
   ════════════════════════════════════════════════════════════════ */

/* Ocultar toolbar original */
.toolbar { display: none !important; }

/* Layout principal sin header original */
.container { flex-direction: column; }

/* ── TOP BAR ──────────────────────────────────────────────────── */
.top-bar {
    height: 40px;
    min-height: 40px;
    flex-shrink: 0;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 8px;
    gap: 2px;
    z-index: 300;
    overflow: hidden;
}

/* Pill de modo actual */
.tb-mode-pill {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 3px 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    flex-shrink: 0;
}
.tb-mode-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}
.tb-mode-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--accent);
    font-family: var(--mono);
    text-transform: uppercase;
    white-space: nowrap;
    min-width: 52px;
}

/* Separador vertical */
.tb-sep {
    width: 1px;
    height: 20px;
    background: var(--border);
    flex-shrink: 0;
    margin: 0 3px;
}

/* Grupo de botones en el top-bar */
.tb-group {
    display: flex;
    align-items: center;
    gap: 1px;
    flex-shrink: 0;
}

/* Botón del top-bar */
.tb-btn {
    height: 28px;
    min-width: 28px;
    padding: 0 6px;
    border-radius: 6px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text);
    cursor: pointer;
    font-size: 11px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: background .12s, border-color .12s;
    flex-shrink: 0;
    white-space: nowrap;
}
.tb-btn svg {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}
/* Botones de MODO más grandes */
.tb-btn.mode-btn {
    height: 32px;
    padding: 0 8px;
    font-size: 12px;
}
.tb-btn.mode-btn svg {
    width: 18px;
    height: 18px;
}
.tb-btn.danger svg {
    width: 18px;
    height: 18px;
}
.tb-btn:hover {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text-bright);
}
.tb-btn.active,
.tb-btn.mode-btn.active {
    background: rgba(56,189,248,.12);
    border-color: var(--border-glow);
    color: var(--accent);
}
.tb-btn.danger:hover {
    background: rgba(244,63,94,.1);
    border-color: rgba(244,63,94,.3);
    color: var(--danger);
}
.tb-btn.icon-only {
    width: 28px;
    padding: 0;
    justify-content: center;
}

/* HUD en top-bar */
.tb-hud {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 10px;
    flex-shrink: 0;
}
.tb-hud .hud-label { color: var(--text-dim); font-weight: 700; text-transform: uppercase; font-size: 9px; }
.tb-hud .hud-value { color: var(--text-bright); font-weight: 700; font-family: var(--mono); }
.tb-hud .hud-sep   { width: 1px; height: 12px; background: var(--border); }

/* ── MAIN AREA ─────────────────────────────────────────────────── */
.main-area {
    display: flex;
    flex: 1;
    overflow: hidden;
    min-height: 0;
    position: relative;
}

/* ── SIDEBAR DISPOSITIVOS (izquierda) ─────────────────────────── */
.device-sidebar {
    width: 58px;
    min-width: 58px;
    flex-shrink: 0;
    background: var(--bg-panel);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 0;
    gap: 2px;
    z-index: 200;
    position: relative;
}

.dsb-spacer { flex: 1; }

/* Botón de categoría */
.dsb-cat {
    width: 46px;
    height: 52px;
    border-radius: 8px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    transition: background .13s, border-color .13s, color .13s;
    flex-shrink: 0;
}
.dsb-cat:hover {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text-bright);
}
.dsb-cat.active {
    background: rgba(56,189,248,.12);
    border-color: var(--border-glow);
    color: var(--accent);
}
.dsb-icon {
    width: 26px;
    height: 26px;
}
.dsb-cat span {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    line-height: 1;
}

/* ── SUB-PALETAS FLOTANTES ────────────────────────────────────── */
.sub-palette {
    position: absolute;
    left: 58px;           /* justo al lado del sidebar */
    z-index: 250;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px 10px 8px;
    box-shadow: 4px 4px 24px rgba(0,0,0,.5);
    backdrop-filter: blur(8px);

    /* Oculto por defecto */
    width: 0;
    max-height: 0;
    opacity: 0;
    pointer-events: none;
    overflow: hidden;
    transform: translateX(-6px);
    transition: opacity .18s ease, transform .18s ease, max-height .22s ease, width .18s ease;
}
.sub-palette.open {
    width: 264px;
    max-height: 400px;
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(56,189,248,.15) transparent;
}

/* Flecha lateral */
.sp-arrow {
    position: absolute;
    left: -6px;
    top: 20px;
    width: 10px;
    height: 10px;
    background: var(--bg-panel);
    border-left: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transform: rotate(45deg);
}

.sp-title {
    font-size: 9px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--text-dim);
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 8px;
}

/* Grid 4 columnas */
.sp-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
}

/* Botón dispositivo en la sub-paleta */
.sp-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 7px 3px 5px;
    cursor: pointer;
    transition: background .12s, border-color .12s, transform .1s;
    min-height: 58px;
}
.sp-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-1px);
}
.sp-btn:active { transform: scale(.95); }

.sp-icon {
    width: 24px;
    height: 24px;
    color: var(--text);
    flex-shrink: 0;
}
.sp-btn:hover .sp-icon { color: var(--accent); }

.sp-label {
    font-size: 9px;
    font-weight: 600;
    color: var(--text-dim);
    text-align: center;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 54px;
}
.sp-btn:hover .sp-label { color: var(--text-bright); }

/* canvas-hint queda en la esquina inferior izquierda del canvas */
.canvas-hint {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(12, 20, 32, 0.8);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 10px;
    color: var(--text-dim);
    pointer-events: none;
    backdrop-filter: blur(4px);
    border: 1px solid var(--border);
}
body.light-mode .canvas-hint { background: rgba(255,255,255,.85); }
/* ══════════════════════════════════════════════════════
   NUEVAS FUNCIONALIDADES v6.0
   CLI, DHCP, NAT, Firewall, Traffic Monitor, Faults
════════════════════════════════════════════════════════ */

/* CLI Panel scrollbar */
#cliOutput::-webkit-scrollbar { width: 4px; }
#cliOutput::-webkit-scrollbar-thumb { background: #1e3a4a; border-radius: 2px; }
#cliOutput::-webkit-scrollbar-track { background: transparent; }

/* Traffic panel scrollbar */
#trafficLinks::-webkit-scrollbar { width: 3px; }
#trafficLinks::-webkit-scrollbar-thumb { background: #334155; border-radius: 2px; }

/* Fault panel */
#faultList::-webkit-scrollbar { width: 3px; }
#faultList::-webkit-scrollbar-thumb { background: #3a1a1a; border-radius: 2px; }
#faultLog::-webkit-scrollbar { width: 3px; }
#faultLog::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 2px; }

/* Event log */
#eventLogList::-webkit-scrollbar { width: 3px; }
#eventLogList::-webkit-scrollbar-thumb { background: #2a1a4a; border-radius: 2px; }

/* DHCP step animations */
@keyframes dhcpStep {
    from { opacity: 0; transform: translateX(-8px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* Advanced toolbar buttons highlight */
.tb-btn[id^="open"] {
    border-width: 1px;
    border-style: solid;
    opacity: 0.9;
    transition: opacity .15s, transform .1s;
}
.tb-btn[id^="open"]:hover {
    opacity: 1;
    transform: translateY(-1px);
}

/* Firewall rule badge */
.fw-permit { color: #4ade80; font-weight: 700; }
.fw-deny   { color: #f87171; font-weight: 700; }
.fw-del-btn {
    background: none;
    border: 1px solid #334155;
    color: #64748b;
    padding: 1px 5px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 9px;
}
.fw-del-btn:hover { border-color: #ef4444; color: #ef4444; }

/* CLI tab active */
#cliTabs { scrollbar-width: thin; scrollbar-color: #1e3a4a transparent; }

/* Fault type button selected */
.fault-type-btn.selected {
    background: rgba(239,68,68,.3) !important;
    border-color: #ef4444 !important;
}

/* Packet DHCP colors */
.pkt-dhcp-discover { color: #06b6d4; }
.pkt-dhcp-offer    { color: #a78bfa; }
.pkt-dhcp-request  { color: #f59e0b; }
.pkt-dhcp-ack      { color: #4ade80; }

/* ══════════════════════════════════════════════════════
   CLI PANEL — Estilos adicionales
══════════════════════════════════════════════════════ */

#cliPanel {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
}

#cliOutput div {
    padding: 1px 0;
    white-space: pre-wrap;
    word-break: break-all;
}

#cliOutput::-webkit-scrollbar { width: 4px; }
#cliOutput::-webkit-scrollbar-track { background: transparent; }
#cliOutput::-webkit-scrollbar-thumb { background: #334155; border-radius: 2px; }

/* Toolbar advanced buttons */
/* Moved to .adv-btn rules */

/* Traffic panel scrollbar */
#trafficLinks::-webkit-scrollbar { width: 3px; }
#trafficLinks::-webkit-scrollbar-thumb { background: #334155; }

/* Fault panel */
#faultLog::-webkit-scrollbar { width: 3px; }
#faultLog::-webkit-scrollbar-thumb { background: #3a1a1a; }

/* Event log scrollbar */
#eventLogList::-webkit-scrollbar { width: 3px; }
#eventLogList::-webkit-scrollbar-thumb { background: #334155; }

/* Firewall permit/deny badges */
.fw-permit { color: #4ade80; font-weight: 700; }
.fw-deny   { color: #f87171; font-weight: 700; }
.fw-del-btn {
    background: rgba(239,68,68,.15);
    border: 1px solid rgba(239,68,68,.4);
    color: #ef4444;
    padding: 1px 5px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 9px;
}
.fw-del-btn:hover { background: rgba(239,68,68,.3); }

/* DHCP step colors in console */
.console-line.dhcp-discover { color: #06b6d4; }
.console-line.dhcp-offer    { color: #a78bfa; }
.console-line.dhcp-request  { color: #f59e0b; }
.console-line.dhcp-ack      { color: #4ade80; }

/* CLI tabs scrollbar */
#cliTabs::-webkit-scrollbar { height: 3px; }
#cliTabs::-webkit-scrollbar-thumb { background: #334155; }

/* ══════════════════════════════════════════════════════
   BARRA VERTICAL — Herramientas avanzadas (lado derecho del canvas)
══════════════════════════════════════════════════════ */

.adv-sidebar {
    width: 52px;
    min-width: 52px;
    background: var(--bg-panel);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 0;
    gap: 4px;
    z-index: 200;
    flex-shrink: 0;
}

.adv-btn {
    width: 42px;
    height: 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-dim);
    transition: all 0.15s ease;
    padding: 4px 2px;
    font-family: var(--mono);
}

.adv-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.adv-btn span {
    font-size: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
}

.adv-btn:hover {
    transform: translateX(-2px);
    box-shadow: 2px 0 8px rgba(0,0,0,.3);
}

/* Colores individuales */
#openCLIBtn      { color: #06b6d4; border-color: rgba(6,182,212,.35); }
#openCLIBtn:hover     { background: rgba(6,182,212,.15); border-color: #06b6d4; box-shadow: 2px 0 12px rgba(6,182,212,.25); }

#openTrafficBtn  { color: #f59e0b; border-color: rgba(245,158,11,.35); }
#openTrafficBtn:hover { background: rgba(245,158,11,.15); border-color: #f59e0b; box-shadow: 2px 0 12px rgba(245,158,11,.25); }

#openFaultBtn    { color: #ef4444; border-color: rgba(239,68,68,.35); }
#openFaultBtn:hover   { background: rgba(239,68,68,.15);  border-color: #ef4444; box-shadow: 2px 0 12px rgba(239,68,68,.25); }

#openDiagBtn     { color: #4ade80; border-color: rgba(74,222,128,.35); }
#openDiagBtn:hover    { background: rgba(74,222,128,.15); border-color: #4ade80; box-shadow: 2px 0 12px rgba(74,222,128,.25); }

#openEventLogBtn { color: #8b5cf6; border-color: rgba(139,92,246,.35); }
#openEventLogBtn:hover{ background: rgba(139,92,246,.15); border-color: #8b5cf6; box-shadow: 2px 0 12px rgba(139,92,246,.25); }

/* Estado activo (panel abierto) */
.adv-btn.adv-active {
    box-shadow: inset 0 0 0 1.5px currentColor, 2px 0 10px rgba(0,0,0,.3);
}

/* Separador interno */
.adv-sidebar::after {
    content: '';
    position: absolute;
    /* no absolute needed, using flex gap */
}