/* --- 登录页入口动画 --- */
#entry-animation-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #f7f8fa;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease-out;
}

.animation-center-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* 超链接图形尝试合并的动画 */
.hooks-container {
    position: relative;
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hyperlink-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
    transition: all 0.4s ease;
}

.hyperlink-top-right {
    transform-origin: center;
    animation: link-slide-tr 1.6s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

.hyperlink-bottom-left {
    transform-origin: center;
    animation: link-slide-bl 1.6s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

/* 连接中 - 停止循环并合拢 */
.hooks-container.connecting .hyperlink-top-right,
.hooks-container.connecting .hyperlink-bottom-left {
    animation: none !important;
    transform: translate(0.5px, -0.5px) !important;
    opacity: 1 !important;
    transition: all 0.5s cubic-bezier(0.65, 0, 0.35, 1);
}

@keyframes link-slide-tr {
    0%, 100% { transform: translate(4.5px, -4.5px); opacity: 0.8; }
    50% { transform: translate(1.5px, -1.5px); opacity: 1; }
}

@keyframes link-slide-bl {
    0%, 100% { transform: translate(-4.5px, 4.5px); opacity: 0.8; }
    50% { transform: translate(-1.5px, 1.5px); opacity: 1; }
}

/* 成功态 - SVG 隐藏/显示 */
.success-svg {
    position: absolute;
    width: 120%;
    height: 120%;
    opacity: 0;
    transform: scale(0.8);
}

.success-circle {
    stroke-dasharray: 63;
    stroke-dashoffset: 63;
}

.success-check {
    stroke-dasharray: 15;
    stroke-dashoffset: 15;
}

/* 成功触发后的样式 */
.hooks-container.success .hyperlink-svg {
    opacity: 0;
    transform: scale(0.5);
}

.hooks-container.success .hyperlink-top-right,
.hooks-container.success .hyperlink-bottom-left {
    animation: none !important;
    transform: translate(0, 0) !important;
    stroke: #10B981;
    transition: all 0.3s ease;
}

.hooks-container.success .success-svg {
    opacity: 1;
    transform: scale(1);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s;
}

.hooks-container.success .success-circle {
    animation: draw-circle 0.5s ease-out 0.3s forwards;
}

.hooks-container.success .success-check {
    animation: draw-check 0.4s ease-out 0.6s forwards;
}

@keyframes draw-circle {
    to { stroke-dashoffset: 0; }
}

@keyframes draw-check {
    to { stroke-dashoffset: 0; }
}

/* 文本交叉渐变 */
.text-container {
    position: relative;
    height: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.entry-text {
    position: absolute;
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 1px;
    white-space: nowrap;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.loading-text {
    color: #4F46E5;
    opacity: 1;
    animation: pulse-text 1.5s infinite;
}

.success-text {
    color: #10B981;
    opacity: 0;
    transform: translateY(10px);
}

.error-text {
    color: #ef4444;
    opacity: 0;
    transform: translateY(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.error-hint {
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: 4px;
}

/* 成功触发后的样式 */
.hooks-container.success ~ .text-container .loading-text {
    opacity: 0;
    transform: translateY(-10px);
    animation: none;
}

.hooks-container.success ~ .text-container .success-text {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

/* 错误状态 - 断开连接并爆炸 */
.error-explosion-container {
    position: absolute;
    width: 100%;
    height: 100%;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.broken-link-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

.link-piece-left, .link-piece-right {
    transform-origin: center;
}

/* 错误触发后的动画序列 */
.hooks-container.error .hyperlink-svg,
.hooks-container.error .success-svg {
    display: none;
}

.hooks-container.error .error-explosion-container {
    display: flex;
}

.hooks-container.error .link-piece-left {
    animation: break-left 0.5s ease-out forwards;
}

.hooks-container.error .link-piece-right {
    animation: break-right 0.5s ease-out forwards;
}

@keyframes break-left {
    0% { transform: translate(0, 0); opacity: 1; }
    100% { transform: translate(-30px, 20px) rotate(-20deg); opacity: 0; }
}

@keyframes break-right {
    0% { transform: translate(0, 0); opacity: 1; }
    100% { transform: translate(30px, -20px) rotate(20deg); opacity: 0; }
}

/* 粒子系统样式 */
.particles {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1px;
    height: 1px;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background-color: #ef4444;
    border-radius: 50%;
    pointer-events: none;
}

/* 错误触发后的样式 */
.hooks-container.error ~ .text-container {
    transform: translateY(-40px); /* 向上移动到原本图标的位置 */
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.hooks-container.error ~ .text-container .loading-text {
    opacity: 0;
    transform: translateY(-10px);
    animation: none;
}

.hooks-container.error ~ .text-container .error-text {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

/* 移除旧的错误状态逻辑 */
.hooks-container.error .break-line { display: none; }

@keyframes pulse-text {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* 按钮变成功态 */
.btn-login.success-state {
    background-color: #10B981 !important;
    color: white !important;
    pointer-events: none;
    border-color: #10B981 !important;
    transition: all 0.3s ease;
}