/* Bootstrap-Variablen überschreiben */
:root {
    --bs-primary:          #1A3870;
    --bs-primary-rgb:      26, 56, 112;
    --bs-body-font-family: var(--font-sans);
    --bs-body-color:       var(--color-text);
    --bs-body-bg:          var(--color-bg);
    --bs-border-radius:    var(--radius-md);
    --bs-border-color:     var(--color-border);
    --bs-link-color:       var(--color-link);
    --bs-link-hover-color: var(--tsg-blue-700);
}

html, body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
}

html {
    scrollbar-gutter: stable;
}

h1:focus { outline: none; }

hr {
    border-color: var(--color-border);
    opacity: 1;
}

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

/* Buttons */
.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-primary-text);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    transform: translateY(-1px);
}

.btn-primary:focus, .btn-primary:active:focus {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    box-shadow: 0 0 0 0.2rem rgba(26, 56, 112, 0.35);
}

.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(91, 143, 224, 0.5);
}

/* Forms */
.form-control:focus, .form-select:focus {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 0.2rem rgba(91, 143, 224, 0.25);
}

/* --- Design-System-Komponenten --- */

/* Card */
.tsg-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    padding: var(--space-6);
}

.tsg-card-sm {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    padding: var(--space-4);
}

/* Navigation */
.tsg-nav {
    background-color: var(--color-primary);
    box-shadow: var(--shadow-nav);
}

.tsg-nav-brand {
    color: var(--tsg-white);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    text-decoration: none;
}

.tsg-nav-link {
    color: rgba(255, 255, 255, 0.85);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
}

.tsg-nav-link:hover,
.tsg-nav-link.active {
    color: var(--tsg-white);
    background-color: rgba(255, 255, 255, 0.12);
}

/* Badges / Status-Chips */
.tsg-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 2px var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.tsg-badge-live {
    background-color: #FEE2E2;
    color: var(--color-live);
}

.tsg-badge-live::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--color-live);
    border-radius: 50%;
    animation: tsg-pulse 1.5s infinite;
}

.tsg-badge-success { background-color: #DCFCE7; color: var(--color-success); }
.tsg-badge-warning { background-color: #FEF3C7; color: var(--color-warning); }
.tsg-badge-danger  { background-color: #FEE2E2; color: var(--color-danger);  }
.tsg-badge-primary { background-color: var(--tsg-blue-100); color: var(--color-primary); }
.tsg-badge-neutral { background-color: var(--tsg-gray-100); color: var(--tsg-gray-700); }

@keyframes tsg-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.35; }
}

/* Score-Anzeige */
.tsg-score {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    line-height: var(--line-height-tight);
}

/* Section-Header */
.tsg-section-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    padding-bottom: var(--space-2);
    border-bottom: 3px solid var(--color-primary);
    margin-bottom: var(--space-4);
}

/* Tabellen */
.tsg-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: var(--font-size-sm);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.tsg-table th {
    background-color: var(--color-primary);
    color: var(--color-primary-text);
    font-weight: var(--font-weight-semibold);
    padding: var(--space-3) var(--space-4);
    text-align: left;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tsg-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
}

.tsg-table tr:last-child td {
    border-bottom: none;
}

.tsg-table tbody tr:hover td {
    background-color: var(--tsg-blue-50);
}

/* Divider */
.tsg-divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-4) 0;
}

/* Content-Wrapper */
.content {
    padding-top: 1.1rem;
}

/* Validierung */
.valid.modified:not([type=checkbox]) { outline: 1px solid var(--color-success); }
.invalid { outline: 1px solid var(--color-danger); }
.validation-message {
    color: var(--color-danger);
    font-size: var(--font-size-sm);
}

/* Blazor Error UI */
#blazor-error-ui {
    color-scheme: light only;
    background: #fef3c7;
    border-top: 2px solid var(--color-warning);
    color: var(--color-text);
    bottom: 0; left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    display: none;
    box-sizing: border-box;
    font-size: var(--font-size-sm);
}

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

.blazor-error-boundary {
    background: #FEE2E2;
    border: 1px solid var(--color-danger);
    border-radius: var(--radius-md);
    padding: var(--space-4) var(--space-4) var(--space-4) 3.7rem;
    color: var(--color-danger);
}

.blazor-error-boundary::after {
    content: "Ein Fehler ist aufgetreten."
}

/* Lade-Indikator */
.loading-progress {
    position: relative;
    display: block;
    width: 8rem;
    height: 8rem;
    margin: 20vh auto 1rem auto;
}

.loading-progress circle {
    fill: none;
    stroke: var(--tsg-gray-200);
    stroke-width: 0.6rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}

.loading-progress circle:last-child {
    stroke: var(--color-primary);
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-muted);
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

.loading-progress-text:after {
    content: var(--blazor-load-percentage-text, "Laden...");
}

/* Floating Labels */
.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--tsg-gray-500);
    text-align: end;
}

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