/* ==========================================================================
   Interne Verlinkungen & Infobubbles — Frontend Styles
   ========================================================================== */

/* Basis-Styling für automatisch verlinkte Keywords */
.iv-link {
    position: relative;
    cursor: pointer;
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 2px;
}

.iv-link:hover {
    text-decoration-style: solid;
}

/* Tooltip-Container (unsichtbar, bereit für Animation) */
.iv-link::after,
.iv-link::before {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease-in-out, visibility 0.2s ease-in-out;
}

/* Tooltip-Pfeil (Dreieck) */
.iv-link::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    border: 6px solid transparent;
    border-bottom-color: #333;
    z-index: 1001;
}

/* Tooltip-Inhalt */
.iv-link::after {
    content: attr(data-tooltip);
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background-color: #333;
    color: #fff;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 13px;
    line-height: 1.4;
    white-space: normal;
    max-width: 300px;
    min-width: 120px;
    width: max-content;
    text-align: center;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Pfeil korrekt positionieren (unter dem Link, über dem Tooltip) */
.iv-link::before {
    top: 100%;
    transform: translateX(-50%);
}

/* Hover: Tooltip + Pfeil sichtbar machen */
.iv-link:hover::after,
.iv-link:hover::before {
    visibility: visible;
    opacity: 1;
}

/* Touch-Geräte: Klasse wird per JS gesetzt */
.iv-link.iv-tooltip-active::after,
.iv-link.iv-tooltip-active::before {
    visibility: visible;
    opacity: 1;
}

/* Viewport-Schutz: Tooltip am linken Rand nicht abschneiden */
.iv-link.iv-tooltip-left::after {
    left: 0;
    transform: translateX(0);
}
.iv-link.iv-tooltip-left::before {
    left: 12px;
    transform: translateX(0);
}

/* Viewport-Schutz: Tooltip am rechten Rand nicht abschneiden */
.iv-link.iv-tooltip-right::after {
    left: auto;
    right: 0;
    transform: translateX(0);
}
.iv-link.iv-tooltip-right::before {
    left: auto;
    right: 12px;
    transform: translateX(0);
}