/* "阅读全文" hover 箭头动画 */
.icon-text a .fa-angle-right {
    transition: transform 0.2s ease;
}

.icon-text a:hover .fa-angle-right {
    transform: translateX(5px);
}

/* 全局按钮 hover 颜色 */
.hover-blue {
    transition: color 0.2s ease;
}

.hover-blue:hover {
    color: var(--hover-blue);
}

/* Typing animation */
.animation-typing {
    white-space: nowrap;
    overflow: hidden;
    border-right: 3px  solid transparent;
    animation: typing 1s steps(30), blink 0.5s step-end 2;
}

@keyframes typing {
    from {width: 0}
    to {width: 100%}
}
    
@keyframes blink {
    from, to { border-color: transparent; }
    50% { border-color: currentColor }
}

/* Index Button animation */
.index-button {
    width: 3rem;
    height: 3rem;
    border-radius: 2.5rem;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #333;
    cursor: pointer;
    transition-duration: 0.2s;
    overflow: hidden;
    position: relative;
}

.index-button-icon {
    transition-duration: 0.2s;
}

.index-button:hover {
    width: 6rem;
    height: 3rem;
    border-radius: 2.5rem;
    transition-duration: 0.2s;
    align-items: center;
    color: var(--hover-blue);
    border: 2px solid var(--hover-blue);
}

.index-button:hover .index-button-icon {
    width: 20px;
    transition-duration: 0.2s;
    transform: scale(0);
}

.index-button::before {
    position: absolute;
    bottom: -20px;
    content: "全部博客";
    font-size: 0px;
}

.index-button:hover::before {
    font-size: 1rem;
    opacity: 1;
    bottom: unset;
    transition-duration: 0.2s;
}