/* --- PROFESSIONAL DESIGN SYSTEM --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Brand Colors (Stripe-ish / Vercel-ish) */
    --brand-primary: #635bff;  /* blurple */
    --brand-primary-dark: #4b45c6;
    --brand-secondary: #0a2540; /* deep navy */
    
    /* Neutrals */
    --slate-50: #f7f9fc;
    --slate-100: #e3e8ee;
    --slate-200: #c1c9d2;
    --slate-500: #697386;
    --slate-800: #3c4257;
    --slate-900: #1a1f36;

    /* Semantic */
    --bg-body: #ffffff;
    --bg-surface: #f7f9fc;
    --text-main: var(--slate-900);
    --text-muted: var(--slate-500);
    --border-light: var(--slate-100);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --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 -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--brand-secondary);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

a { 
    color: var(--brand-primary); 
    text-decoration: none; 
    font-weight: 500;
    transition: color 0.2s;
}
a:hover { color: var(--brand-primary-dark); }

/* --- BUTTONS --- */
.btn {
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);
    color: white;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}
.btn-primary:hover {
    background-color: var(--brand-primary-dark);
    border-color: var(--brand-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(50, 50, 93, 0.11), 0 1px 3px 0 rgba(0, 0, 0, 0.08);
}

.btn-outline-secondary {
    color: var(--slate-500);
    background: white;
    border-color: var(--slate-200);
}
.btn-outline-secondary:hover {
    color: var(--brand-secondary);
    border-color: var(--slate-500);
    background: var(--slate-50);
}

/* --- CARDS & SURFACES --- */
.card {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    background: white;
    transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* --- UTILITIES --- */
.text-brand { color: var(--brand-primary); }
.bg-surface { background-color: var(--bg-surface); }
.rounded-lg { border-radius: var(--radius-lg) !important; }

/* Keep Blazor Error UI */
#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}