/* ============================================================
   FileVault — base.css
   Reset · Layout Shell · Tipografía · Utilidades base
   ============================================================ */

/* ── Reset ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--surface-base);
  overflow: hidden;
  height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video, svg { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
input, textarea, select { font: inherit; color: inherit; }
ul, ol { list-style: none; }
table { border-collapse: collapse; }
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

/* ── Scrollbar industrial ── */
::-webkit-scrollbar            { width: 4px; height: 4px; }
::-webkit-scrollbar-track      { background: var(--surface-inset); }
::-webkit-scrollbar-thumb      { background: var(--carbon-lighter); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover{ background: var(--orange-dim); }

/* ── Focus visible global ── */
:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

/* ══════════════════════════════════════════════════
   LOADER DE ARRANQUE
═════════════════════════════════════════════════ */
.app-loader {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  background: var(--carbon);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.app-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  min-width: 280px;
}

.loader-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.loader-logo .logo-icon {
  font-size: 2.5rem;
  color: var(--orange);
  animation: hexSpin 3s linear infinite;
  display: inline-block;
}

.loader-logo .logo-text {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-widest);
  color: var(--text-primary);
}

.loader-bar {
  width: 100%;
  height: 2px;
  background: var(--carbon-light);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.loader-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--orange);
  border-radius: var(--radius-full);
  box-shadow: 0 0 8px var(--orange);
  animation: loaderFill 1.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.loader-status {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wider);
  color: var(--text-tertiary);
  text-transform: uppercase;
  animation: statusBlink 1s steps(1) infinite;
}

@keyframes hexSpin {
  0%   { transform: rotate(0deg) scale(1); }
  50%  { transform: rotate(180deg) scale(1.1); }
  100% { transform: rotate(360deg) scale(1); }
}

@keyframes loaderFill {
  0%   { width: 0%; }
  30%  { width: 45%; }
  60%  { width: 72%; }
  85%  { width: 91%; }
  100% { width: 100%; }
}

@keyframes statusBlink {
  0%, 49% { opacity: 1; }
  50%, 100%{ opacity: 0.3; }
}

/* ══════════════════════════════════════════════════
   APP SHELL — Layout principal
═════════════════════════════════════════════════ */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: 100dvh;
  height: 100dvh;
  overflow: hidden;
  transition: grid-template-columns var(--transition-sidebar);
}

.app-shell.sidebar-collapsed {
  grid-template-columns: var(--sidebar-collapsed-width) 1fr;
}

/* ── Estado colapsado: ocultar texto, centrar iconos ── */

/* Logo: oculta el texto de marca */
.app-shell.sidebar-collapsed .logo-brand      { display: none; }

/* Nav links: centra el icono */
.app-shell.sidebar-collapsed .nav-link {
  justify-content: center;
  padding: var(--space-3);
}
.app-shell.sidebar-collapsed .nav-label       { display: none; }
.app-shell.sidebar-collapsed .nav-badge       { display: none; }
.app-shell.sidebar-collapsed .nav-icon        { width: auto; transform: none !important; }

/* Tooltip nativo al hover sobre cada nav item colapsado */
.app-shell.sidebar-collapsed .nav-link[data-view]::before {
  content: attr(data-view);
  position: absolute;
  left: calc(var(--sidebar-collapsed-width) + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--surface-overlay);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  white-space: nowrap;
  z-index: var(--z-tooltip, 900);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}
.app-shell.sidebar-collapsed .nav-item:hover .nav-link[data-view]::before {
  opacity: 1;
}

/* Footer: oculta textos, centra elementos */
.app-shell.sidebar-collapsed .sidebar-footer {
  padding: var(--space-3) var(--space-2);
  align-items: center;
}
.app-shell.sidebar-collapsed .connection-status { justify-content: center; }
.app-shell.sidebar-collapsed .status-text       { display: none; }
.app-shell.sidebar-collapsed .system-stats      { display: none; }
.app-shell.sidebar-collapsed .current-user {
  justify-content: center;
  padding: var(--space-2);
}
.app-shell.sidebar-collapsed .user-info         { display: none; }
.app-shell.sidebar-collapsed .logout-btn        { display: none; }

/* Toggle: centra el icono de hamburger */
.app-shell.sidebar-collapsed .sidebar-header {
  justify-content: center;
  padding: var(--space-5) var(--space-2);
}
.app-shell.sidebar-collapsed .sidebar-toggle {
  margin: 0 auto;
}

.app-shell.sidebar-mobile-open .sidebar {
  transform: translateX(0);
}

/* ── SIDEBAR ── */
.sidebar {
  grid-row: 1;
  display: flex;
  flex-direction: column;
  background: var(--surface-inset);
  border-right: 1px solid var(--border-default);
  overflow: hidden;
  transition: width var(--transition-sidebar);
  position: relative;
  z-index: var(--z-sticky);
}

/* Línea de acento lateral izquierda */
.sidebar::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom,
    transparent,
    var(--orange) 30%,
    var(--orange) 70%,
    transparent
  );
  opacity: 0.6;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
  min-height: var(--topbar-height);
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  overflow: hidden;
}

.logo-hex {
  font-size: 1.6rem;
  color: var(--orange);
  flex-shrink: 0;
  transition: transform var(--transition-slow);
}

.sidebar:hover .logo-hex {
  transform: rotate(30deg);
}

.logo-brand {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  white-space: nowrap;
}

.brand-name {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-wider);
  color: var(--text-primary);
  line-height: 1;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--text-tertiary);
  margin-top: 2px;
}

/* Toggle collapse */
.sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: var(--radius-md);
  color: var(--text-tertiary);
  transition: color var(--transition-fast), background var(--transition-fast);
  flex-shrink: 0;
}

.sidebar-toggle:hover {
  color: var(--orange);
  background: var(--orange-subtle);
}

/* ── Sidebar nav ── */
.sidebar-nav {
  flex: 1;
  padding: var(--space-3) 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.nav-list { display: flex; flex-direction: column; gap: 1px; }

.nav-item { position: relative; }

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
  white-space: nowrap;
  border-radius: 0;
  transition: color var(--transition-fast), background var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.nav-link::after {
  content: '';
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--orange);
  transform: scaleY(0);
  transform-origin: center;
  transition: transform var(--transition-base);
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--cream-subtle);
}

.nav-link.active {
  color: var(--orange);
  background: var(--orange-subtle);
}

.nav-link.active::after { transform: scaleY(1); }

.nav-icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.nav-link:hover .nav-icon  { transform: translateX(2px); }
.nav-link.active .nav-icon { transform: none; }

.nav-label { flex: 1; }

.nav-badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.04em;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  background: var(--carbon-light);
  color: var(--text-secondary);
  min-width: 20px;
  text-align: center;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-badge.live {
  background: var(--success-dim);
  color: var(--success);
  animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

/* ── Sidebar Footer ── */
.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.connection-status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-tertiary);
  flex-shrink: 0;
  transition: background var(--transition-slow);
}

.status-dot.connected    { background: var(--success); box-shadow: 0 0 6px var(--success); animation: dotPulse 2.5s ease-in-out infinite; }
.status-dot.connecting   { background: var(--warning); animation: dotBlink 0.8s steps(1) infinite; }
.status-dot.disconnected { background: var(--danger); }

@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 6px var(--success); }
  50%       { box-shadow: 0 0 14px var(--success); }
}

@keyframes dotBlink {
  0%, 49% { opacity: 1; }
  50%,100%{ opacity: 0.2; }
}

.status-text {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
  color: var(--text-tertiary);
  text-transform: uppercase;
  white-space: nowrap;
}

.system-stats {
  display: flex;
  gap: var(--space-3);
}

.stat-mini {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-mini-label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--text-tertiary);
  text-transform: uppercase;
}

.stat-mini-val {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--orange);
}

/* ══════════════════════════════════════════════════
   MAIN CONTENT
═════════════════════════════════════════════════ */
.main-content {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface-base);
  position: relative;
}

/* Fondo con patrón de cuadrícula industrial */
.main-content::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* ── TOPBAR ── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  height: var(--topbar-height);
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border-default);
  flex-shrink: 0;
  position: relative;
  z-index: var(--z-raised);
}

/* Borde inferior de acento */
.topbar::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, var(--orange) 0%, transparent 60%);
  opacity: 0.5;
}

.topbar-left { display: flex; align-items: center; gap: var(--space-4); }
.topbar-right{ display: flex; align-items: center; gap: var(--space-3); }

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-2);
}

.mobile-menu-btn span {
  display: block;
  width: 18px; height: 2px;
  background: var(--text-secondary);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.breadcrumb-root   { color: var(--text-tertiary); }
.breadcrumb-sep    { color: var(--border-strong); }
.breadcrumb-current{ color: var(--orange); }

.realtime-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px var(--space-3);
  border: 1px solid var(--success-dim);
  border-radius: var(--radius-sm);
  background: rgba(76, 175, 125, 0.06);
}

.pulse-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--success);
  position: relative;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--success);
  opacity: 0.3;
  animation: pulseDot 1.5s ease-in-out infinite;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50%       { transform: scale(2); opacity: 0; }
}

.realtime-indicator.offline .pulse-dot {
  background: var(--text-tertiary);
}

.realtime-indicator.offline .pulse-dot::after { display: none; }

.realtime-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--success);
  text-transform: uppercase;
}

.realtime-indicator.offline .realtime-label { color: var(--text-tertiary); }

.topbar-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px var(--space-3);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-wider);
  color: var(--text-secondary);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-transform: uppercase;
}

.topbar-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-default);
  background: var(--surface-hover);
}

.notif-btn { position: relative; }

.notif-count {
  position: absolute;
  top: 2px; right: 2px;
  min-width: 16px; height: 16px;
  padding: 0 3px;
  background: var(--orange);
  color: var(--carbon);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.install-btn {
  border-color: var(--border-accent);
  color: var(--orange);
}

.install-btn:hover {
  background: var(--orange-subtle);
  border-color: var(--orange);
  box-shadow: var(--shadow-accent);
}

/* ══════════════════════════════════════════════════
   VIEWS CONTAINER
═════════════════════════════════════════════════ */
.views-container {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
  z-index: 1;
}

.view {
  display: none;
  padding: var(--space-8) var(--space-8);
  min-height: 100%;
  animation: viewEnter 0.22s ease forwards;
}

.view.active { display: block; }

@keyframes viewEnter {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.view-header {
  margin-bottom: var(--space-8);
}

.view-title {
  font-family: var(--font-display);
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-wide);
  color: var(--text-primary);
  line-height: 1;
  position: relative;
  display: inline-block;
}

/* Línea de acento bajo el título */
.view-title::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 2em; height: 2px;
  background: var(--orange);
}

.view-subtitle {
  margin-top: var(--space-4);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-light);
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}

.view-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

/* ══════════════════════════════════════════════════
   PANEL — Contenedor genérico
═════════════════════════════════════════════════ */
.panel {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

/* Borde superior de acento industrial */
.panel::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, var(--orange) 0%, transparent 40%);
  opacity: 0.5;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-subtle);
}

.panel-title {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-widest);
  color: var(--text-secondary);
  text-transform: uppercase;
}

.panel-link {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
  color: var(--orange);
  text-transform: uppercase;
  transition: opacity var(--transition-fast);
}

.panel-link:hover { opacity: 0.7; }

.live-badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--success);
  padding: 2px 8px;
  border: 1px solid var(--success-dim);
  border-radius: var(--radius-sm);
  background: rgba(76, 175, 125, 0.06);
  animation: badgePulse 2s ease-in-out infinite;
}

/* ══════════════════════════════════════════════════
   UTILIDADES
═════════════════════════════════════════════════ */
.hidden { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Feed vacío */
.feed-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-12) var(--space-6);
  color: var(--text-tertiary);
  text-align: center;
}

.feed-empty-icon {
  font-size: 2rem;
  opacity: 0.3;
}

.feed-empty p {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

/* ══════════════════════════════════════════════════
   RESPONSIVE MOBILE
═════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--sidebar-width);
    transform: translateX(-100%);
    transition: transform var(--transition-sidebar);
    z-index: var(--z-overlay);
    box-shadow: var(--shadow-xl);
  }

  .sidebar.open { transform: translateX(0); }

  .mobile-menu-btn { display: flex; }

  .view { padding: var(--space-5) var(--space-4); }

  .view-title { font-size: var(--font-size-2xl); }

  .realtime-label { display: none; }
}

@media (max-width: 480px) {
  .view { padding: var(--space-4) var(--space-3); }
  .topbar { padding: 0 var(--space-4); }
}