/* ========================================
   CORE CSS - Design Tokens & Reset
   OpticaLab v4 - Extraído de opticalab-test.html
   ======================================== */

/* ========== CSS VARIABLES ========== */
:root {
    /* Colors - Primary */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #60a5fa;
    --color-secondary: #7c3aed;
    
    /* Colors - Semantic */
    --color-success: #059669;
    --color-danger: #dc2626;
    --color-warning: #d97706;
    
    /* Semantic P&L (referência única) */
    --color-pos: #16a34a;
    --color-neg: #dc2626;    
    
    /* Colors - Background */
    --color-bg: #ffffff;
    --color-bg-light: #f8fafc;
    --color-bg-secondary: #f1f5f9;
    --color-bg-tertiary: #e2e8f0;
    
    /* Colors - Text */
    --color-text-primary: #0f172a;
    --color-text-secondary: #475569;
    --color-text-tertiary: #64748b;
    --color-text-disabled: #94a3b8;
    
    /* Colors - Border */
    --color-border: #e2e8f0;
    --color-border-dark: #cbd5e1;
    
    /* Colors - Chart */
    --color-chart-bg: #ffffff;
    --color-chart-grid: #e2e8f0;
    --color-chart-axis: #94a3b8;
    --color-bs-curve: #7c3aed;
    --color-expiry-curve: #2563eb;
    --color-strike-line: #dc2626;
    --color-spot-line: #059669;
    --color-cursor-line: #94a3b8;
    
    /* Colors - Moneyness */
    --color-itm: #2563eb;
    --color-atm: #d97706;
    --color-otm: #64748b;
    
    /* Delta - Azul */
    --color-delta: #2563eb;
    --color-delta-fill: rgba(37, 99, 235, 0.2);
    --color-delta-put: #be185d;
    
    /* Gamma - Verde */
    --color-gamma: #22d393;
    --color-gamma-fill: rgba(26, 176, 121, 0.20);
    --color-gamma-turbulenceZone :rgba(26, 176, 121, 0.25);
    
    /* Theta - Laranja */
    --color-theta: #f59e0b;
    --color-theta-fill: rgba(245, 158, 11, 0.2);
    
    /* Vega - Ciano */
    --color-vega: #06b6d4;
    --color-vega-fill: rgba(6, 182, 212, 0.2);
    
    /* Rho - Amarelo */
    --color-rho: #ca8a04;
    --color-rho-fill: rgba(202, 138, 4, 0.2);
    
    /* Premium - Roxo */
    --color-premium: #8b5cf6;
    --color-premium-fill: rgba(139, 92, 246, 0.2);
    
    /* Linhas auxiliares */
    --color-ref-line: #9ca3af;

    /* Colors - Sandbox */    
    --color-sandbox: #ec4899;
    --color-sandbox-dark: #db2777;
    --color-sandbox-light: #f472b6;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-2xs: 0.65rem;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Spacing */
    --space-2xs: 0.125rem;
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-sl: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    
    /* Border Radius */
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    
    /* Layout */
    --sidebar-width: 340px;
    --topbar-height: 36px;
}

/* ========== DARK THEME ========== */
[data-theme="dark"] {
    --color-primary: #60a5fa;  /* Blue-400 */
    --color-bg: #0f172a;
    --color-bg-light: #1e293b;
    --color-bg-secondary: #334155;
    --color-bg-tertiary: #475569;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-tertiary: #94a3b8;
    --color-text-disabled: #64748b;
    --color-border: #334155;
    --color-border-dark: #475569;
    --color-chart-bg: #1e293b;
    --color-chart-grid: rgba(156, 163, 175, 0.15);
    --color-chart-axis: #94a3b8;
    --color-bs-curve: #a78bfa;
    --color-expiry-curve: #60a5fa;
    --color-strike-line: #b31e1e;
    --color-spot-line: #0b8059; /* era #10b981 */
    --color-cursor-line: #64748b;
    --color-itm: #60a5fa;
    --color-atm: #fbbf24;
    --color-otm: #94a3b8;
    --color-pos: #22c55e;
    --color-neg: #ef4444;    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    
    /* Delta - Azul (mais claro no dark) */
    --color-delta: #60a5fa;
    --color-delta-fill: rgba(96, 165, 250, 0.2);
    --color-delta-put: #f472b6;
    
    /* Gamma - Verde */
    --color-gamma: #34e8a5;
    --color-gamma-fill: rgba(52, 232, 165, 0.2);
    -color-gamma-turbulenceZone :rgba(26, 176, 121, 0.25);
    
    /* Theta - Laranja */
    --color-theta: #fbbf24;
    --color-theta-fill: rgba(251, 191, 36, 0.2);
    
    /* Vega - Ciano */
    --color-vega: #22d3ee;
    --color-vega-fill: rgba(34, 211, 238, 0.2);
    
    /* Rho - Amarelo */
    --color-rho: #fde047;
    --color-rho-fill: rgba(253, 224, 71, 0.2);
    
    /* Premium - Roxo */
    --color-premium: #a78bfa;
    --color-premium-fill: rgba(167, 139, 250, 0.2);
    
    /* Linhas auxiliares */
    --color-ref-line: #6b7280;
    
    /* Grid e eixos */
    --color-chart-grid: rgba(156, 163, 175, 0.15);
}

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text-primary);
    background-color: var(--color-bg-light);
    -webkit-font-smoothing: antialiased;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--color-border-dark);
    border-radius: 4px;
}

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