:root {
    --color-bg: #1c1c1c;
    --color-bg-alt: #242424;
    --color-surface: #2a2a2a;
    --color-border: #383838;
    --color-text: #e0e0e0;
    --color-text-muted: #b0b0b0;
    --color-accent: #d32f2f;
    --color-accent-hover: #e53935;
    --color-accent-active: #b71c1c;
    --color-focus-ring: #ff5252;
    --color-valid: #4caf50;
    --color-invalid: #ff4d4d;
}

html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
}

body, a, button, input, textarea, select {
    outline-color: var(--color-focus-ring);
}

a, .btn-link {
    color: var(--color-accent);
    text-decoration: none;
}

    a:hover, .btn-link:hover {
        color: var(--color-accent-hover);
    }

    a:active, .btn-link:active {
        color: var(--color-accent-active);
    }

.btn-primary {
    color: #fff;
    background: linear-gradient(180deg, var(--color-accent), var(--color-accent-active));
    border: 1px solid var(--color-accent-active);
}

    .btn-primary:hover {
        background: var(--color-accent-hover);
        border-color: var(--color-accent-hover);
    }

    .btn-primary:active {
        background: var(--color-accent-active);
    }

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.15rem rgba(255,82,82,0.35), 0 0 0 0.3rem rgba(255,82,82,0.15);
    border-color: var(--color-accent-hover);
}

.content {
    padding-top: 1.1rem;
}

h1, h2, h3, h4, h5 {
    color: var(--color-text);
}

    h1:focus {
        outline: none;
    }

.form-control, .form-select, .form-check-input, .form-control:focus {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

    .form-control::placeholder {
        color: var(--color-text-muted);
    }

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--color-valid);
}

.invalid {
    outline: 1px solid var(--color-invalid);
}

.validation-message {
    color: var(--color-invalid);
}

.blazor-error-boundary {
    background: #3a0000;
    border: 1px solid #ff5252;
    padding: 1rem 1rem 1rem 3.7rem;
    color: #fff;
    background-image: none;
    position: relative;
}

    .blazor-error-boundary::before {
        content: "";
        position: absolute;
        left: 1rem;
        top: 1rem;
        width: 1.5rem;
        height: 1.5rem;
        background: radial-gradient(circle at 40% 40%, #ff867c, #ff1744);
        border-radius: 4px;
    }

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: var(--color-border);
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--color-text-muted);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Scrollbar (WebKit) */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-alt);
}

::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 5px;
}

    ::-webkit-scrollbar-thumb:hover {
        background: #555;
    }