/* ========================================
   Base Styles & Variables
   ======================================== */

:root {
    --primary: #1f73e6;
    --primary-hover: #1765cc;
    --primary-light: #e8f0fe;
    --secondary: #5f6368;
    --danger: #d33327;
    --danger-hover: #b71c1c;
    --success: #34a853;
    --warning: #fbbc04;
    --border: #dadce0;
    --border-light: #e8eaed;
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --hover-bg: #f1f3f4;
    
    /* Login Page Gradient */
    --login-bg-start: #667eea;
    --login-bg-end: #764ba2;

    --transition: all 0.2s ease;
    --shadow-sm: 0 1px 2px rgba(60,64,67,.3), 0 1px 3px 1px rgba(60,64,67,.15);
    --shadow-md: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-lg: 0 10px 27px rgba(0,0,0,0.05);

    /* Tag variables will be dynamically added or handled */
    --bg-hover: #f1f3f4; /* Used in context-menu */
    --bg-card: #ffffff; /* Used in tags */
    --bg-selected: #e8f0fe; /* Used in tags */
    --bg-tertiary: #e8eaed; /* Used in upload progress */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', 'Segoe UI', Arial, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.5;
}

/* ========================================
   Scrollbar Customization
   ======================================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

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

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

/* ========================================
   Utilities
   ======================================== */
.text-danger {
    color: #c62828 !important;
    font-weight: 500;
}

.text-warning {
    color: #e65100 !important;
}