/* ==========================================================================
   FOX IoT - Landing Page B2B: Portaria MME 126/2026 & Análise Custo-Benefício
   Estilos Globais e Componentes Avançados
   ========================================================================== */

:root {
  --color-primary: #fc6a14;
  --color-primary-hover: #822c03;
  --color-primary-dark: #822c03;
  --color-primary-glow: rgba(252, 106, 20, 0.25);
  --color-primary-subtle: rgba(252, 106, 20, 0.08);
  --color-dark-bg: #0F1115;
  --color-dark-surface: #141820;
  --color-dark-border: #222630;
  --color-dark-border-hover: rgba(252, 106, 20, 0.5);
  --color-text-white: #FFFFFF;
  --color-text-muted: #A0A8B8;
  --color-text-dim: #6B7280;
  --color-light-bg: #FFFFFF;
  --color-offwhite-bg: #F7F7F5;
  --color-light-border: #E5E7EB;
  --color-text-dark: #0F172A;
  --color-text-body: #334155;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Base & Reset */
html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  color: var(--color-text-dark);
  background-color: var(--color-light-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  line-height: 1.6;
}

::selection {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Glassmorphism Navbar */
.navbar-glass {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
  transition: all 0.3s ease;
}

.navbar-scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

/* Glow Effects */
.glow-orange {
  position: relative;
}

.glow-orange::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 60%;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, rgba(130, 44, 3, 0) 70%);
  pointer-events: none;
  z-index: 0;
  filter: blur(40px);
}

/* Dark Card Base */
.card-dark {
  background-color: var(--color-dark-bg);
  border: 1px solid var(--color-dark-border);
  position: relative;
  border-radius: 1rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.card-dark:hover {
  border-color: var(--color-dark-border-hover);
  box-shadow: 0 12px 32px -4px rgba(0, 0, 0, 0.6), 0 0 20px -2px rgba(252, 106, 20, 0.2);
  transform: translateY(-2px);
}

/* Card Top Accent com Gradiente Laranja Vibrante e Laranja Escuro */
.accent-top-orange {
  position: relative;
}

.accent-top-orange::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #822c03 0%, #fc6a14 50%, #822c03 100%);
  box-shadow: 0 2px 10px rgba(252, 106, 20, 0.5);
}

/* Remote Form Styles & Overrides */
.form-card-container {
  background-color: var(--color-dark-bg);
  border: 1px solid var(--color-dark-border);
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(252, 106, 20, 0.2);
}

.remote-form-wrapper {
  position: relative;
  min-height: 520px;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  border-radius: 0.75rem;
}

/* Force remote iframe styling to fit dark theme seamlessly */
.remote-form-wrapper iframe {
  width: 100% !important;
  max-width: 100% !important;
  left: 0 !important;
  transform: none !important;
  border: none !important;
  display: block !important;
  margin: 0 auto !important;
  background: transparent !important;
  border-radius: 0.75rem;
  transition: opacity 0.4s ease;
}

/* Form Loading State / Skeleton */
.form-skeleton {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  background-color: var(--color-dark-bg);
  border-radius: 0.75rem;
  z-index: 10;
  padding: 2rem;
  transition: opacity 0.4s ease, visibility 0.4s;
}

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

.spinner-orange {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(252, 106, 20, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.85s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Brand Button Styles com Gradiente (#fc6a14 -> #822c03) */
.btn-primary {
  background: linear-gradient(135deg, #fc6a14 0%, #d85006 65%, #822c03 100%);
  color: #FFFFFF;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px 0 rgba(252, 106, 20, 0.38);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #e05508 0%, #a83804 50%, #822c03 100%);
  box-shadow: 0 6px 22px rgba(252, 106, 20, 0.55);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 2px 10px rgba(252, 106, 20, 0.3);
}

/* Social Proof Brand Logos */
.partner-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 0.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: #334155;
  transition: all 0.2s ease;
  user-select: none;
}

.partner-badge:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* Step Number Badge */
.step-number {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  background: linear-gradient(135deg, rgba(252, 106, 20, 0.16) 0%, rgba(130, 44, 3, 0.12) 100%);
  border: 1px solid rgba(252, 106, 20, 0.35);
  color: var(--color-primary);
  font-weight: 800;
}

/* Gradient Text */
.text-gradient-orange {
  background: linear-gradient(135deg, #fc6a14 0%, #ff9357 50%, #822c03 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Subtle Grid Background Pattern */
.bg-grid-pattern {
  background-size: 32px 32px;
  background-image: 
    linear-gradient(to right, rgba(0, 0, 0, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
}

.bg-grid-dark {
  background-size: 36px 36px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
}

/* Smooth Entrance Animations */
.animate-fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #F1F1F1;
}

::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}