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

:root {
  /* Colors - Inverted for Premium Light Mode */
  --bg-absolute: #f8fafc; /* Slate-50 - Fundo padrão */
  --bg-base: #FFFFFF;     /* Containers principais */
  --bg-surface: #F9FAFB;  /* Áreas secundárias */
  --bg-elevated: #FFFFFF; /* Cards flutuantes com sombras */

  /* Brand - Estilo Prefeitura (Ferreira Gomes) */
  --brand-primary: #1e3a8a; /* Azul Marinho (Blue-900) */
  --brand-hover: #172554;   /* Azul mais escuro (Blue-950) */
  --brand-light: #3b82f6;   /* Azul Royal (Blue-500) */
  --brand-accent: #eab308;  /* Dourado (Yellow-500) */

  /* Typography - High contrast blacks/grays */
  --text-heading: #1e3a8a; /* Títulos em Azul Escuro */
  --text-primary: #334155; /* Slate-700 */
  --text-secondary: #64748b; /* Slate-500 */
  --text-muted: #94a3b8;   /* Slate-400 */

  /* Borders - Subtle opacities */
  --border-subtle: #e2e8f0; /* Slate-200 */
  --border-strong: #cbd5e1; /* Slate-300 */
  --border-focus: #bfdbfe;  /* Blue-200 */

  /* Status & Accents */
  --error: #b91c1c;   /* Red-700 */
  --success: #15803d; /* Green-700 */
  --warning: #ca8a04; /* Yellow-600 */

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-float: 0 25px 50px -12px rgb(0 0 0 / 0.25);

  /* Typography */
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-serif: 'Times New Roman', Times, serif; /* Para documentos formais */
  
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

body {
    background-color: var(--bg-absolute);
    background-image: radial-gradient(#cbd5e1 1px, transparent 1px);
    background-size: 40px 40px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-weight: 400; /* Normal */
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 700; /* Bold */
}

/* Typography Classes */
.text-heading { color: var(--text-heading); }
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.font-mono { font-family: var(--font-mono); }
.font-serif { font-family: var(--font-serif); }

/* Font Weights for Inter */
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Backgrounds */
.bg-absolute { background-color: var(--bg-absolute); }
.bg-base { background-color: var(--bg-base); }
.bg-surface { background-color: var(--bg-surface); }
.bg-elevated { background-color: var(--bg-elevated); }
.bg-brand-primary { background-color: var(--brand-primary); }
.bg-brand-light { background-color: var(--brand-light); }

/* Shadows */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-float { box-shadow: var(--shadow-float); }

/* Borders */
.border-subtle { border-color: var(--border-subtle); }
.border-strong { border-color: var(--border-strong); }

/* Components */
.btn-primary {
    background-color: var(--brand-primary);
    color: #FFFFFF;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.2s var(--ease-out);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.btn-primary:hover {
    background-color: var(--brand-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-strong);
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.2s var(--ease-out);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.btn-secondary:hover {
    background-color: var(--bg-surface);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.input-field {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-strong);
    border-radius: 0.375rem;
    background-color: var(--bg-base);
    color: var(--text-primary);
    transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
    outline: none;
}
.input-field:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px var(--border-focus);
}

/* Layout - Sidebar & Tasks */
.sidebar {
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border-subtle);
}

.sidebar-item {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    border-radius: 0.375rem;
    margin-bottom: 0.25rem;
    transition: all 0.2s var(--ease-out);
    cursor: pointer;
    font-weight: 500;
}
.sidebar-item:hover {
    background-color: var(--bg-base);
    color: var(--text-primary);
}
.sidebar-item.active {
    background-color: var(--brand-accent);
    color: var(--brand-primary);
}

.task-row {
    background-color: var(--bg-base);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    transition: background-color 0.2s var(--ease-out);
}
.task-row:hover {
    background-color: var(--bg-surface);
}

.task-id {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 0.875rem;
    width: 80px;
}

.glass-toolbar {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-float);
    border-radius: 0.5rem;
}

/* Badges / Status */
.status-badge {
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}
.status-error { background-color: rgba(190, 46, 58, 0.1); color: var(--error); }
.status-success { background-color: rgba(26, 116, 65, 0.1); color: var(--success); }
.status-warning { background-color: rgba(227, 168, 26, 0.1); color: var(--warning); }