/* ============================================================
   HORUS DESIGN SYSTEM — TOKENS CANÔNICOS
   Fonte: docs/brand-and-design.md
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&family=Montserrat:wght@400;600;700;800;900&family=Source+Serif+4:ital,wght@0,400;0,600;1,400&display=swap');

:root {
  /* === CORES SEMÂNTICAS === */
  --background:        240 10% 3.9%;
  --foreground:        0 0% 98%;
  --card:              240 10% 6%;
  --primary:           263 70% 50%;
  --secondary:         240 10% 10%;
  --muted:             240 10% 15%;
  --muted-foreground:  240 5% 64.9%;
  --accent:            263 70% 50%;
  --destructive:       0 84% 60%;
  --ring:              263 70% 50%;
  --radius:            0.75rem;
  --border:            240 10% 15%;

  /* === CORES DE MARCA === */
  --horus-purple:       263 70% 50%;
  --horus-purple-light: 263 70% 65%;
  --horus-purple-dark:  263 70% 35%;
  --horus-blue:         217 91% 60%;
  --horus-blue-light:   217 91% 75%;
  --horus-cyan:         188 94% 43%;
  --horus-green:        142 76% 36%;
  --horus-orange:       25 95% 53%;
  --horus-pink:         330 81% 60%;

  /* === GRADIENTES === */
  --gradient-purple-blue: linear-gradient(135deg, hsl(263 70% 50%) 0%, hsl(217 91% 60%) 100%);
  --gradient-purple-pink: linear-gradient(135deg, hsl(263 70% 50%) 0%, hsl(330 81% 60%) 100%);
  --gradient-dark:        linear-gradient(180deg, hsl(240 10% 6%) 0%, hsl(240 10% 3.9%) 100%);
  --gradient-glow:        radial-gradient(ellipse, hsl(263 70% 50% / 0.15) 0%, transparent 70%);

  /* === SOMBRAS === */
  --shadow-glow:    0 0 60px hsl(263 70% 50% / 0.3);
  --shadow-glow-sm: 0 0 30px hsl(263 70% 50% / 0.2);
  --shadow-card:    0 4px 24px hsl(0 0% 0% / 0.3);

  /* === TIPOGRAFIA === */
  --font-sans:        'Inter', system-ui, sans-serif;
  --font-display:     'Space Grotesk', system-ui, sans-serif;
  --font-montserrat:  'Montserrat', system-ui, sans-serif;
  --font-serif:       'Source Serif 4', Georgia, serif;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: var(--font-sans);
  line-height: 1.6;
}

/* ============================================================
   UTILITY CLASSES (componentes assinatura)
   ============================================================ */

.gradient-text {
  background: var(--gradient-purple-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-pink {
  background: var(--gradient-purple-pink);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-border {
  position: relative;
  background: hsl(var(--card));
  border-radius: var(--radius);
}
.gradient-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius) + 1px);
  background: var(--gradient-purple-blue);
  z-index: -1;
}

.glow-effect   { box-shadow: var(--shadow-glow); }
.glow-effect-sm{ box-shadow: var(--shadow-glow-sm); }

.glass-card {
  background: hsl(var(--card) / 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid hsl(var(--muted));
  border-radius: var(--radius);
}

.badge-gradient {
  background: linear-gradient(135deg, hsl(var(--horus-purple) / 0.2), hsl(var(--horus-blue) / 0.2));
  border: 1px solid hsl(var(--horus-purple) / 0.4);
  color: hsl(var(--horus-purple-light));
  border-radius: 9999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: var(--font-display);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-primary {
  position: relative;
  overflow: hidden;
  background: var(--gradient-purple-blue);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 0.625rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  animation: shimmer 2.5s infinite;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-sm);
}

.btn-secondary {
  background: transparent;
  color: hsl(var(--foreground));
  border: 1px solid hsl(var(--muted));
  border-radius: var(--radius);
  padding: 0.625rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-secondary:hover {
  border-color: hsl(var(--horus-purple) / 0.6);
  background: hsl(var(--horus-purple) / 0.08);
  box-shadow: 0 0 0 1px hsl(var(--horus-purple) / 0.2);
}

/* ============================================================
   ANIMAÇÕES
   ============================================================ */
@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes scale-in {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px hsl(263 70% 50% / 0.3); }
  50%       { box-shadow: 0 0 50px hsl(263 70% 50% / 0.6); }
}
@keyframes shimmer {
  to { left: 200%; }
}
@keyframes pulse-glow {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes slide-in-right {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes progress-bar {
  from { width: 0%; }
  to   { width: 100%; }
}

.animate-fade-in     { animation: fade-in 0.6s ease forwards; }
.animate-fade-in-up  { animation: fade-in-up 0.8s ease forwards; }
.animate-scale-in    { animation: scale-in 0.3s ease forwards; }
.animate-float       { animation: float 6s ease-in-out infinite; }
.animate-glow        { animation: glow-pulse 2s ease-in-out infinite; }
.animate-shimmer     { animation: shimmer 2.5s infinite; }
.animate-pulse-glow  { animation: pulse-glow 2s ease-in-out infinite; }

/* delay helpers */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }