/* Base: modern, friendly defaults */
html, body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Links */
a, .btn-link { color: var(--primary-color, #6366f1); text-decoration: none; }
a:hover, .btn-link:hover { color: var(--primary-dark, #4f46e5); text-decoration: underline; }

/* Buttons */
.btn { border-radius: 12px; }
.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color, #6366f1) 0%, #8b5cf6 100%);
    border: none;
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark, #4f46e5) 0%, #7c3aed 100%);
    transform: translateY(-1px);
}
.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem rgba(99, 102, 241, 0.25);
}

/* Layout helpers */
.content { padding-top: 1.1rem; }
h1:focus { outline: none; }

/* Validation states */
.valid.modified:not([type=checkbox]) { outline: 1px solid var(--success-color, #10b981); }
.invalid { outline: 1px solid var(--danger-color, #ef4444); }
.validation-message { color: var(--danger-color, #ef4444); font-size: 0.875rem; margin-top: 0.25rem; }

/* Error boundary */
.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}
.blazor-error-boundary::after { content: "An error has occurred." }

.darker-border-checkbox.form-check-input { border-color: #929292; }

/* Utilities */
.text-gradient { background: linear-gradient(135deg, var(--primary-color, #6366f1), var(--secondary-color, #ec4899)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.shadow-soft { box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
.glow { box-shadow: 0 0 0 0 rgba(99,102,241,0.4); animation: glow-pulse 2.5s ease-in-out infinite; }
@keyframes glow-pulse { 0% { box-shadow: 0 0 0 0 rgba(99,102,241,0.35);} 70% { box-shadow: 0 0 0 12px rgba(99,102,241,0);} 100% { box-shadow: 0 0 0 0 rgba(99,102,241,0);} }
.glass { background: rgba(255,255,255,0.85); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.2); border-radius: 16px; }
.section { padding: 2rem 0; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, rgba(0,0,0,0.1), transparent); margin: 1.5rem 0; }