/* ==============================================================================
   D3W STUDIO — Design System Dark Luxury (CSS3 Vanilla)
   ============================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Outfit:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Paleta Dark Luxury D3W */
  --bg-main: #0B0B0E;
  --bg-card: #131418;
  --bg-card-hover: #181A20;
  --bg-card-glass: rgba(19, 20, 24, 0.75);
  --bg-elevated: #1C1E24;
  --bg-input: #101115;
  
  /* Acentos Nobres Dourados */
  --gold-primary: #E5B84C;
  --gold-light: #F3D079;
  --gold-dark: #B68C30;
  --gold-muted: rgba(229, 184, 76, 0.15);
  --gold-glow: rgba(229, 184, 76, 0.25);
  --gold-border: rgba(229, 184, 76, 0.3);

  /* Tons Neutros e Tipografia */
  --text-white: #FFFFFF;
  --text-main: #F4F4F5;
  --text-muted: #A1A1AA;
  --text-dim: #71717A;
  --border-subtle: #27272A;
  --border-card: #1F2026;
  --border-hover: #3F3F46;

  /* Estados e Badges */
  --color-success: #10B981;
  --color-success-bg: rgba(16, 185, 129, 0.12);
  --color-warning: #F59E0B;
  --color-warning-bg: rgba(245, 158, 11, 0.12);
  --color-danger: #EF4444;
  --color-danger-bg: rgba(239, 68, 68, 0.12);
  --color-info: #3B82F6;
  --color-info-bg: rgba(59, 130, 246, 0.12);

  /* Fontes e Raios */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Sombras e Transições */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.8);
  --shadow-gold: 0 0 30px rgba(229, 184, 76, 0.2);
  
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background-color: var(--bg-main);
  color: var(--text-main);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-white);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: var(--gold-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--gold-primary);
}

/* Utilitários de Gradientes e Texto */
.text-gold {
  color: var(--gold-primary);
}

.text-gold-gradient {
  background: linear-gradient(135deg, #FFF 0%, #F3D079 50%, #E5B84C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-muted {
  color: var(--text-muted);
}

.text-dim {
  color: var(--text-dim);
}

.bg-glass {
  background: var(--bg-card-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #F3D079 0%, #E5B84C 100%);
  color: #0B0B0E;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(229, 184, 76, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #FFFFFF 0%, #F3D079 100%);
  color: #0B0B0E;
  box-shadow: 0 6px 20px rgba(229, 184, 76, 0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-white);
  border-color: var(--border-subtle);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  color: var(--text-white);
}

.btn-outline-gold {
  background: transparent;
  color: var(--gold-light);
  border-color: var(--gold-border);
}

.btn-outline-gold:hover {
  background: var(--gold-muted);
  border-color: var(--gold-primary);
  color: var(--text-white);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #F87171;
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: #EF4444;
  color: #FFF;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-draft { background: rgba(113, 113, 122, 0.15); color: #A1A1AA; border: 1px solid rgba(113, 113, 122, 0.3); }
.badge-sent { background: var(--color-info-bg); color: #60A5FA; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-viewed { background: rgba(168, 85, 247, 0.15); color: #C084FC; border: 1px solid rgba(168, 85, 247, 0.3); }
.badge-negotiation { background: var(--color-warning-bg); color: #FBBF24; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-approved { background: var(--color-success-bg); color: #34D399; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-rejected { background: var(--color-danger-bg); color: #F87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-expired { background: rgba(113, 113, 122, 0.15); color: #71717A; border: 1px solid rgba(113, 113, 122, 0.3); }

/* Inputs e Formulários */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.375rem;
}

.form-control {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  background-color: var(--bg-input);
  color: var(--text-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px var(--gold-muted);
}

textarea.form-control {
  min-height: 90px;
  resize: vertical;
}

/* Alertas e Toasts */
.alert {
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.alert-success {
  background: var(--color-success-bg);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34D399;
}

.alert-error {
  background: var(--color-danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #F87171;
}

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

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

::-webkit-scrollbar-thumb {
  background: #27272A;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #3F3F46;
}