/* HRIStudio Design System */
:root {
    /* Light mode colors */
    --background: 200 30% 97%;
    --foreground: 200 50% 20%;
    --card: 0 0% 100%;
    --card-foreground: 200 50% 20%;
    --popover: 0 0% 100%;
    --popover-foreground: 200 50% 20%;
    --primary: 200 85% 45%;
    --primary-foreground: 0 0% 100%;
    --secondary: 200 30% 96%;
    --secondary-foreground: 200 50% 20%;
    --muted: 200 30% 96%;
    --muted-foreground: 200 30% 40%;
    --accent: 200 85% 45%;
    --accent-foreground: 0 0% 100%;
    --border: 200 30% 90%;
    --radius: 0.5rem;
}

[data-theme="dark"] {
    --background: 200 30% 8%;
    --foreground: 200 20% 96%;
    --card: 200 25% 15%;
    --card-foreground: 200 15% 85%;
    --popover: 200 50% 8%;
    --popover-foreground: 200 20% 96%;
    --primary: 200 70% 40%;
    --primary-foreground: 0 0% 100%;
    --secondary: 200 30% 20%;
    --secondary-foreground: 200 20% 96%;
    --muted: 200 30% 20%;
    --muted-foreground: 200 30% 65%;
    --accent: 200 70% 40%;
    --accent-foreground: 0 0% 100%;
    --border: 200 30% 20%;
}

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

body {
    font-family: system-ui, -apple-system, sans-serif;
    line-height: 1.5;
    color: hsl(var(--foreground));
    background: hsl(var(--background));
    transition: background-color 0.3s ease;
}

/* Layout */
.container {
    max-width: 64rem;
    margin: 0 auto;
    padding: 1.5rem;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

/* Components */
.card {
    background: hsl(var(--card));
    border: 1px solid hsl(var(--border));
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.header img {
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius);
    object-fit: contain;
    background: hsl(var(--secondary));
    padding: 0.5rem;
    transition: background-color 0.3s ease;
}

.banner {
    width: 100%;
    height: 12rem;
    border-radius: calc(var(--radius) + 0.25rem);
    object-fit: cover;
    margin-bottom: 1.5rem;
    border: 1px solid hsl(var(--border));
    background: hsl(var(--secondary));
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.title {
    font-size: 1.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: hsl(var(--foreground));
    transition: color 0.3s ease;
}

.description {
    color: hsl(var(--muted-foreground));
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    background: hsl(var(--primary) / 0.1);
    color: hsl(var(--primary));
    margin: 0.25rem;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: hsl(var(--muted-foreground));
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    background: hsl(var(--secondary));
    color: hsl(var(--secondary-foreground));
    margin: 0.25rem;
    transition: background-color 0.3s ease, color 0.3s ease;
}

code {
    font-family: ui-monospace, monospace;
    background: hsl(var(--secondary));
    padding: 0.25rem 0.5rem;
    border-radius: calc(var(--radius) - 0.25rem);
    font-size: 0.875rem;
    transition: background-color 0.3s ease;
}

h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: hsl(var(--foreground));
    transition: color 0.3s ease;
}

h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    margin-top: 1rem;
    color: hsl(var(--foreground));
    transition: color 0.3s ease;
}

.content {
    display: grid;
    gap: 0.75rem;
    color: hsl(var(--foreground));
    transition: color 0.3s ease;
}

.content a {
    color: hsl(var(--primary));
    text-decoration: none;
    transition: color 0.3s ease;
}

.content a:hover {
    text-decoration: underline;
}

/* Theme Toggle */
.theme-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem;
    border-radius: var(--radius);
    background: hsl(var(--card));
    border: 1px solid hsl(var(--border));
    color: hsl(var(--foreground));
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: hsl(var(--accent));
    color: hsl(var(--accent-foreground));
}

/* Loading state */
#loading {
    text-align: center;
    padding: 3rem;
    color: hsl(var(--muted-foreground));
    transition: color 0.3s ease;
}

.hidden { 
    display: none; 
}

/* Responsive */
@media (max-width: 768px) {
    .grid-cols-2 {
        grid-template-columns: 1fr;
    }
    
    .theme-toggle {
        top: auto;
        bottom: 1rem;
    }
}