/* ==========================================================================
   myIP — Diagnóstico de Rede & IP Inspector
   Clean, Modern & Minimalist Dark Design System
   Inspirado em ferramentas profissionais de infraestrutura (Cloudflare, Vercel, Linear)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── Design Tokens ──────────────────────────────────────────────────────── */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Cores de Fundo e Superfície (Matte Escuro Profissional) */
  --bg-app: #090a0f;
  --bg-card: #11141c;
  --bg-card-hover: #141824;
  --bg-cell: #161a24;
  --bg-cell-hover: #1a202e;
  --bg-subtle: #1f2536;

  /* Bordas Refinadas */
  --border-subtle: #1e2330;
  --border-card: #1a202c;
  --border-hover: #2d3748;
  --border-active: #3b82f6;

  /* Cores Semânticas de Destaque */
  --accent-blue: #3b82f6;
  --accent-cyan: #0ea5e9;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #ef4444;

  /* Tipografia */
  --text-main: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-faint: #475569;
}

/* ── Base Layer ─────────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.font-mono-code {
  font-family: var(--font-mono);
  font-feature-settings: 'tnum' on, 'zero' on;
}

/* ── Cards Limpos e Profissionais ───────────────────────────────────────── */
.app-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 0.875rem;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

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

.app-card-hero {
  background: linear-gradient(180deg, #131722 0%, #0f121a 100%);
  border: 1px solid #23293a;
  border-radius: 1rem;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.4);
}

.app-cell {
  background-color: var(--bg-cell);
  border: 1px solid var(--border-subtle);
  border-radius: 0.625rem;
  transition: all 0.15s ease;
}

.app-cell:hover {
  background-color: var(--bg-cell-hover);
  border-color: #2b3347;
}

/* ── Botões Limpos (Estilo Linear / Cloudflare) ─────────────────────────── */
.btn-clean {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  background-color: var(--bg-cell);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: 0.5rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  transition: all 0.15s ease;
}

.btn-clean:hover {
  background-color: var(--bg-cell-hover);
  border-color: #333d54;
  color: var(--text-main);
}

.btn-clean:active {
  transform: scale(0.97);
}

.btn-primary {
  background-color: #2563eb;
  border: 1px solid #3b82f6;
  color: #ffffff;
}

.btn-primary:hover {
  background-color: #1d4ed8;
  border-color: #60a5fa;
  color: #ffffff;
}

/* ── Badges Sutis e Discretos ───────────────────────────────────────────── */
.badge-clean {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.125rem 0.5rem;
  border-radius: 0.375rem;
  font-size: 0.6875rem;
  font-weight: 500;
  border: 1px solid;
}

.badge-emerald {
  background-color: rgba(16, 185, 129, 0.1);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.2);
}

.badge-blue {
  background-color: rgba(59, 130, 246, 0.1);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.2);
}

.badge-amber {
  background-color: rgba(245, 158, 11, 0.1);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.2);
}

.badge-zinc {
  background-color: rgba(100, 116, 139, 0.1);
  color: #94a3b8;
  border-color: rgba(100, 116, 139, 0.2);
}

/* ── Pulse Calm (Status Online) ─────────────────────────────────────────── */
.pulse-calm {
  position: relative;
  display: inline-flex;
}

.pulse-calm::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 9999px;
  background-color: #10b981;
  opacity: 0.4;
  animation: calmPing 2.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes calmPing {
  0% { transform: scale(0.9); opacity: 0.5; }
  75%, 100% { transform: scale(2.2); opacity: 0; }
}

/* ── Skeletons Discretos ─────────────────────────────────────────────────── */
.skeleton {
  position: relative;
  overflow: hidden;
  background-color: #1a202c;
  border-radius: 0.375rem;
}

.skeleton::after {
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.04) 50%,
    transparent 100%
  );
  animation: shimmer 1.8s infinite;
  content: '';
}

@keyframes shimmer {
  100% { transform: translateX(100%); }
}

/* ── Atalhos de Teclado (KBD) ───────────────────────────────────────────── */
kbd {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
  background-color: #1c2230;
  color: #94a3b8;
  border: 1px solid #283247;
  font-weight: 500;
}

/* ── Leaflet Dark Map Overrides ─────────────────────────────────────────── */
.leaflet-container {
  background: #090a0f !important;
  font-family: var(--font-sans) !important;
  border-radius: 0.625rem;
}

.leaflet-bar a {
  background-color: #161a24 !important;
  color: #94a3b8 !important;
  border-bottom: 1px solid #232838 !important;
}

.leaflet-bar a:hover {
  background-color: #1f2536 !important;
  color: #ffffff !important;
}

/* ── Toast Notifications (Modern Clean Pill) ────────────────────────────── */
.toast-enter {
  animation: toastSlideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.toast-exit {
  animation: toastSlideDown 0.2s cubic-bezier(0.7, 0, 0.84, 0) forwards;
}

@keyframes toastSlideUp {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes toastSlideDown {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
}

/* ── Custom Scrollbar — Discreto & Elegante ──────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-app);
}

::-webkit-scrollbar-thumb {
  background: #23293a;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #333d54;
}

* {
  scrollbar-width: thin;
  scrollbar-color: #23293a var(--bg-app);
}

/* ── Acessibilidade & Focus ─────────────────────────────────────────────── */
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}

/* ── Impressão ──────────────────────────────────────────────────────────── */
@media print {
  body { background: #fff; color: #000; }
  .app-card, .app-cell, .app-card-hero {
    background: #fff !important;
    border: 1px solid #ccc !important;
    box-shadow: none !important;
    color: #000 !important;
  }
}