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

:root {
    --bg-primary: #0D0E12;
    --bg-secondary: #12141A;
    --bg-tertiary: #1A1C23;
    --fill-primary: #242731;
    --fill-secondary: #343845;
    
    --text-primary: #F0F2F5;
    --text-secondary: #A8B0BD;
    --text-muted: #5F6572;
    --text-disabled: #4A4E59;
    
    --accent-primary: #4A55FF;
    --accent-secondary: #8C54FF;
    --accent-tertiary: #C247FF;
    
    --danger: #FF4D4D;
    --warning: #FFD166;
    --success: #06D6A0;
    --info: #00A2FF;

    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2.5rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    margin: 0;
    padding: var(--space-lg);
}

#app {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--fill-primary);
    padding-bottom: var(--space-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo h1 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.status {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--success);
}

.status-indicator {
    width: 8px;
    height: 8px;
    background-color: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--success);
}

main {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: var(--space-lg);
}

.dashboard {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-lg);
}

.portfolio {
    grid-column: 1 / -1;
}

.trading-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--fill-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.toolbox h2 {
    margin-top: 0;
}

.tool-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.tool-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--fill-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.tool-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: var(--bg-secondary);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 600px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--fill-primary);
    position: relative;
}

.modal-close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}