/* public/css/main.css — Design System Global */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Variables del sistema ────────────────────────────────── */
:root {
  /* Paleta principal */
  --color-bg:           #080d14;
  --color-surface:      #0e1521;
  --color-surface-2:    #141e2e;
  --color-surface-3:    #1a2540;
  --color-border:       rgba(255,255,255,0.07);
  --color-border-light: rgba(255,255,255,0.12);

  /* Acentos */
  --color-primary:      #0ea5e9;
  --color-primary-glow: rgba(14,165,233,0.25);
  --color-cyan:         #22d3ee;
  --color-cyan-dim:     rgba(34,211,238,0.15);

  /* Estados */
  --color-ok:           #10b981;
  --color-ok-dim:       rgba(16,185,129,0.15);
  --color-ok-glow:      rgba(16,185,129,0.35);
  --color-warning:      #f59e0b;
  --color-warning-dim:  rgba(245,158,11,0.15);
  --color-warning-glow: rgba(245,158,11,0.35);
  --color-critical:     #ef4444;
  --color-critical-dim: rgba(239,68,68,0.15);
  --color-critical-glow:rgba(239,68,68,0.35);
  --color-battery:      #8b5cf6;
  --color-battery-dim:  rgba(139,92,246,0.15);

  /* Texto */
  --color-text:         #e2e8f0;
  --color-text-muted:   #64748b;
  --color-text-dim:     #94a3b8;

  /* Tipografía */
  --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Consolas", "Roboto Mono", "Courier New", monospace;

  /* Espaciado */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 4px;
  --radius-xl: 8px;

  /* Sombras */
  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow-blue:   0 0 24px rgba(14,165,233,0.2);
  --shadow-glow-green:  0 0 20px rgba(16,185,129,0.2);

  /* Transiciones */
  --transition: 0.2s cubic-bezier(0.4,0,0.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Scrollbar ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-surface); }
::-webkit-scrollbar-thumb { background: var(--color-surface-3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-primary); }

/* ── Utilidades de estado ─────────────────────────────────── */
.status-ok       { color: var(--color-ok); }
.status-warning  { color: var(--color-warning); }
.status-critical { color: var(--color-critical); }
.status-battery  { color: var(--color-battery); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-ok       { background: var(--color-ok-dim);       color: var(--color-ok);       border: 1px solid var(--color-ok); }
.badge-warning  { background: var(--color-warning-dim);  color: var(--color-warning);  border: 1px solid var(--color-warning); }
.badge-critical { background: var(--color-critical-dim); color: var(--color-critical); border: 1px solid var(--color-critical); }
.badge-battery  { background: var(--color-battery-dim);  color: var(--color-battery);  border: 1px solid var(--color-battery); }
.badge-info     { background: var(--color-cyan-dim);     color: var(--color-cyan);     border: 1px solid var(--color-cyan); }
.badge-online   { background: var(--color-ok-dim);       color: var(--color-ok);       border: 1px solid var(--color-ok); }
.badge-offline  { background: rgba(239,68,68,0.22);      color: #ff6b6b;               border: 1px solid #ef4444; font-weight: 700; letter-spacing: 0.05em; }

/* ── Glassmorphism card ────────────────────────────────────── */
.glass-card {
  background: rgba(14, 21, 33, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.glass-card:hover {
  border-color: var(--color-border-light);
}

/* ── Pulse animation (alarmas) ─────────────────────────────── */
@keyframes pulse-critical {
  0%, 100% { box-shadow: 0 0 0 0 var(--color-critical-glow); }
  50%       { box-shadow: 0 0 0 8px rgba(239,68,68,0); }
}
@keyframes pulse-warning {
  0%, 100% { box-shadow: 0 0 0 0 var(--color-warning-glow); }
  50%       { box-shadow: 0 0 0 6px rgba(245,158,11,0); }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.pulse-critical { animation: pulse-critical 2s infinite; }
.pulse-warning  { animation: pulse-warning  2s infinite; }
.fade-in        { animation: fadeIn 0.3s ease forwards; }

/* ── Gauge (círculo SVG) ───────────────────────────────────── */
.gauge-container {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.gauge-text {
  position: absolute;
  text-align: center;
}
.gauge-value {
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
}
.gauge-unit {
  font-size: 11px;
  color: var(--color-text-muted);
}

/* ── Barra de progreso ─────────────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--color-surface-3);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.8s cubic-bezier(0.4,0,0.2,1);
}

/* ── Skeleton loader ───────────────────────────────────────── */
@keyframes shimmer {
  from { background-position: -200% 0; }
  to   { background-position:  200% 0; }
}
.skeleton {
  background: linear-gradient(90deg, var(--color-surface-2) 25%, var(--color-surface-3) 50%, var(--color-surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* ── Metric row ────────────────────────────────────────────── */
.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--color-border);
}
.metric-row:last-child { border-bottom: none; }
.metric-label {
  font-size: 12px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.metric-value {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
}

/* ── Modal ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.modal-box {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: 28px;
  width: min(700px, 95vw);
  max-height: 85vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(16px);
  transition: transform var(--transition);
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
}
.modal-overlay.open .modal-box {
  transform: scale(1) translateY(0);
}

/* ── Íconos UI Corporativos (Cidicom NMS Minimalist Vector Library) ────── */
.btn-ui-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  display: block;
  pointer-events: none;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.45));
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn-icon:hover .btn-ui-icon {
  transform: scale(1.15);
}
.btn-ui-icon.inline {
  display: inline-block;
  vertical-align: middle;
  margin-right: 6px;
  width: 18px;
  height: 18px;
}
.btn-ui-icon.spinning {
  animation: spinIcon 0.8s linear infinite;
}
@keyframes spinIcon {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
}
@media (min-width: 769px) {
  .hide-desktop { display: none !important; }
}
[data-theme="light"] {
  /* Fondos calidos tipo papel envejecido */
  --color-bg:           #e8e0d5;
  --color-surface:      #f0e8dc;
  --color-surface-2:    #e2d8cc;
  --color-surface-3:    #d4c9bc;
  --color-border:       rgba(90,70,50,0.20);
  --color-border-light: rgba(90,70,50,0.32);

  /* Texto tinta oscura calida */
  --color-text:         #2a2118;
  --color-text-muted:   #6b5a4a;
  --color-text-dim:     #8a7060;
  --text-main:          #2a2118;
  --text-muted:         #6b5a4a;

  /* Acentos desaturados */
  --color-primary:      #1a6fa0;
  --color-primary-glow: rgba(26,111,160,0.18);
  --color-cyan:         #0e8a9e;
  --color-cyan-dim:     rgba(14,138,158,0.15);

  /* Estados apagados */
  --color-ok:           #2e7d52;
  --color-ok-dim:       rgba(46,125,82,0.18);
  --color-ok-glow:      rgba(46,125,82,0.28);
  --color-warning:      #b87a00;
  --color-warning-dim:  rgba(184,122,0,0.18);
  --color-warning-glow: rgba(184,122,0,0.28);
  --color-critical:     #c0281a;
  --color-critical-dim: rgba(192,40,26,0.18);
  --color-critical-glow:rgba(192,40,26,0.28);
  --color-battery:      #7054b8;
  --color-battery-dim:  rgba(112,84,184,0.18);

  /* Sombras calidas */
  --shadow-card: 0 2px 12px rgba(60,40,20,0.15);
}

/* Theme toggle button styling */
.theme-toggle {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  margin-left: 15px;
  font-size: 14px;
}
.theme-toggle:hover {
  background: var(--color-surface-2);
}

/* Responsive fixes */
@media (max-width: 1200px) {
  .dashboard-grid { grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 768px) {
  .dashboard-grid { grid-template-columns: 1fr !important; }
  .topbar { flex-direction: column; height: auto; padding: 10px; }
  .topbar-right { margin-top: 10px; width: 100%; justify-content: space-between; }
  .tabs { flex-wrap: wrap; }
}
/* light mode definido arriba */

.theme-toggle {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  margin-left: auto;
  font-size: 14px;
}
.theme-toggle:hover {
  background: var(--color-surface-2);
}

/* Responsiveness enhancements */
@media (max-width: 1200px) {
  .dashboard-grid, .devices-grid { grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 768px) {
  .dashboard-grid, .devices-grid { grid-template-columns: 1fr !important; }
  .topbar { flex-direction: column; height: auto !important; padding: 15px; }
  .topbar-left { margin-bottom: 10px; width: 100%; justify-content: space-between; }
  .topbar-right { width: 100%; justify-content: flex-start; }
  .tabs { flex-wrap: wrap; width: 100%; }
  .tab-btn { flex: 1; text-align: center; margin-bottom: 5px; }
  .modal-content { width: 95% !important; margin: 10px !important; }
}