/* Theme Configuration - Light and Dark Mode */

:root {
    /* Light Mode Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #efefef;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --border-color: #e0e0e0;
    --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);

    /* Status Colors */
    --color-success: #4caf50;
    --color-danger: #f44336;
    --color-warning: #ff9800;
    --color-info: #2196f3;

    /* Trading Colors */
    --color-buy: #4caf50;
    --color-sell: #f44336;
    --color-neutral: #9e9e9e;

    /* UI Elements */
    --primary-color: #1976d2;
    --primary-hover: #1565c0;
    --secondary-color: #757575;
    --accent-color: #ff6f00;

    /* Gradients */
    --gradient-success: linear-gradient(135deg, #4caf50, #45a049);
    --gradient-danger: linear-gradient(135deg, #f44336, #e53935);
    --gradient-primary: linear-gradient(135deg, #1976d2, #1565c0);
}

[data-theme="dark"] {
    --bg-primary: #1e1e1e;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-tertiary: #808080;
    --border-color: #404040;
    --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);

    --primary-color: #64b5f6;
    --primary-hover: #42a5f5;
    --secondary-color: #a0a0a0;
    --accent-color: #ffb74d;
}

/* CSS Variables for Consistency */
:root {
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;

    /* Z-Index */
    --z-modal: 1000;
    --z-dropdown: 100;
    --z-sticky: 50;
    --z-base: 1;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

/* Base Theme Styles */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

input,
textarea,
select {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

button {
    color: var(--text-primary);
}

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

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

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

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

/* Selection */
::selection {
    background-color: var(--primary-color);
    color: white;
}

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}