/* ============================================================
   SOLO FINANCES - DESIGN SYSTEM
   Tokens, variáveis, reset e utilitários
============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ============================================================
   CSS CUSTOM PROPERTIES (TOKENS)
============================================================ */
:root {
  /* Paleta Dark Premium */
  --bg-base:        #0A0F1E;
  --bg-surface:     #0F172A;
  --bg-elevated:    #1E293B;
  --bg-hover:       #334155;
  --bg-glass:       rgba(15, 23, 42, 0.7);

  /* Cores de Acento */
  --accent-primary:  #6366F1;
  --accent-hover:    #4F46E5;
  --accent-glow:     rgba(99, 102, 241, 0.25);

  /* Cores Semânticas */
  --color-success:  #10B981;
  --color-danger:   #E11D48;
  --color-warning:  #F59E0B;
  --color-info:     #3B82F6;
  --color-purple:   #8B5CF6;
  --color-pink:     #EC4899;

  /* Texto */
  --text-primary:   #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted:     #64748B;
  --text-disabled:  #475569;

  /* Bordas */
  --border-color:   rgba(255, 255, 255, 0.08);
  --border-focus:   #6366F1;

  /* Sombras */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);

  /* Raios */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  /* Espaçamentos */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* Tipografia */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs:   11px;
  --font-size-sm:   13px;
  --font-size-base: 14px;
  --font-size-md:   16px;
  --font-size-lg:   18px;
  --font-size-xl:   22px;
  --font-size-2xl:  28px;
  --font-size-3xl:  36px;

  /* Transições */
  --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Sidebar */
  --sidebar-width:     240px;
  --sidebar-collapsed: 64px;
  --header-height:     64px;
}

/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  height: 100vh;
  overflow: hidden;
}
a { color: var(--accent-primary); text-decoration: none; }
a:hover { color: var(--accent-hover); }
button { cursor: pointer; font-family: var(--font-family); }
input, select, textarea { font-family: var(--font-family); }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-hover); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ============================================================
   UTILITÁRIOS
============================================================ */
.text-success { color: var(--color-success) !important; }
.text-danger  { color: var(--color-danger)  !important; }
.text-warning { color: var(--color-warning) !important; }
.text-info    { color: var(--color-info)    !important; }
.text-muted   { color: var(--text-muted)    !important; }
.font-bold    { font-weight: 700; }
.font-semi    { font-weight: 600; }
.font-medium  { font-weight: 500; }
.text-right   { text-align: right; }
.text-center  { text-align: center; }
.flex         { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.hidden { display: none !important; }

/* Glass morphism */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
}

/* Skeleton loading */
.skeleton { position: relative; overflow: hidden; }
.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.04), transparent);
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Fade in */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeInUp 0.3s ease forwards; }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-info    { background: rgba(59,130,246,0.2);  color: var(--color-info); }
.badge-success { background: rgba(16,185,129,0.2);  color: var(--color-success); }
.badge-danger  { background: rgba(225,29,72,0.2);   color: var(--color-danger); }
.badge-warning { background: rgba(245,158,11,0.2);  color: var(--color-warning); }
.badge-purple  { background: rgba(139,92,246,0.2);  color: var(--color-purple); }