/* ---------- Design Tokens ---------- */
:root {
    color-scheme: light;
    --bg: #f6f7f9;
    --surface: #ffffff;
    --surface-muted: #f1f3f6;
    --border: #e4e7ec;
    --border-strong: #d0d5dd;
    --text: #101828;
    --text-muted: #667085;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-soft: #eff4ff;
    --accent-contrast: #ffffff;
    --danger: #d92d20;
    --danger-soft: #fef3f2;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 1px 2px rgb(16 24 40 / 0.04), 0 1px 3px rgb(16 24 40 / 0.06);
    --focus: 0 0 0 4px color-mix(in srgb, var(--accent) 20%, transparent);
    --font: "Inter", "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
}

/* Dark theme, toggled via the button in the sidebar (see theme.js) */
:root[data-theme="dark"] {
    color-scheme: dark;
    --bg: #0b0d12;
    --surface: #12151c;
    --surface-muted: #1a1e28;
    --border: #232836;
    --border-strong: #2f3646;
    --text: #e6e8ee;
    --text-muted: #98a2b3;
    --accent: #5b8cff;
    --accent-hover: #7aa2ff;
    --accent-soft: rgb(91 140 255 / 0.12);
    --accent-contrast: #0b0d12;
    --danger: #f97066;
    --danger-soft: rgb(249 112 102 / 0.12);
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3);
}

/* ---------- Base ---------- */
*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    margin: 0;
    letter-spacing: -0.02em;
}

h1:focus {
    outline: none;
}

.icon {
    width: 1.125rem;
    height: 1.125rem;
    flex-shrink: 0;
}

/* ---------- Brand (sidebar and login) ---------- */
.brand-mark {
    display: grid;
    place-items: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: var(--accent-contrast);
    box-shadow: 0 4px 12px -4px color-mix(in srgb, var(--accent) 60%, transparent);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

    .brand-text strong {
        font-size: 0.975rem;
        font-weight: 650;
        letter-spacing: -0.01em;
    }

    .brand-text small {
        font-size: 0.75rem;
        color: var(--text-muted);
    }

/* ---------- Page Header ---------- */
.page-header {
    margin-bottom: 2rem;
}

    .page-header h1 {
        font-size: 1.75rem;
        font-weight: 650;
    }

.eyebrow {
    margin: 0 0 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
}

.lead {
    margin: 0.5rem 0 0;
    max-width: 60ch;
    color: var(--text-muted);
}

/* ---------- Card ---------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--surface-muted);
    border-radius: 0 0 var(--radius) var(--radius);
}

/* ---------- Form ---------- */
.field {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    max-width: 320px;
}

.field-label {
    font-size: 0.875rem;
    font-weight: 600;
}

.field-hint {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.field-error {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--danger);
}

.input {
    height: 2.75rem;
    padding: 0 0.875rem;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-variant-numeric: tabular-nums;
    transition: border-color 120ms ease, box-shadow 120ms ease;
}

    .input::placeholder {
        color: var(--text-muted);
        opacity: 0.7;
    }

    .input:focus {
        outline: none;
        border-color: var(--accent);
        box-shadow: var(--focus);
    }

    .input[aria-invalid="true"] {
        border-color: var(--danger);
    }

        .input[aria-invalid="true"]:focus {
            box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 20%, transparent);
        }

/* ---------- Button ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    height: 2.5rem;
    padding: 0 1.125rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 120ms ease, box-shadow 120ms ease, transform 60ms ease;
}

    .btn:focus-visible {
        outline: none;
        box-shadow: var(--focus);
    }

    .btn:active {
        transform: translateY(1px);
    }

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

    .btn-primary:hover:not(:disabled) {
        background: var(--accent-hover);
    }

.btn-secondary {
    background: var(--surface);
    border-color: var(--border-strong);
    color: var(--text);
}

    .btn-secondary:hover:not(:disabled) {
        background: var(--surface-muted);
    }

.btn-sm {
    height: 2rem;
    padding: 0 0.75rem;
    font-size: 0.8125rem;
}

.btn:disabled {
    opacity: 0.7;
    cursor: progress;
}

.spinner {
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 700ms linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- Empty State ---------- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4rem 1.5rem;
    text-align: center;
}

    .empty-state h2 {
        font-size: 1rem;
        font-weight: 600;
    }

    .empty-state p {
        margin: 0.375rem 0 0;
        color: var(--text-muted);
        font-size: 0.875rem;
    }

.empty-state-icon {
    display: grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    margin-bottom: 1rem;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent);
}

/* ---------- Blazor ---------- */
.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

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

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

.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: "Ein Fehler ist aufgetreten."
    }