/* ============================================
   基础重置和变量定义
   ============================================ */
:root {
    /* 颜色变量 */
    --color-bg: #F5F5F5;
    --color-grid: #E0E0E0;
    --color-black: #1a1a1a;
    --color-white: #FFFFFF;
    --color-gray: #888888;
    --color-gray-light: #CCCCCC;
    --color-window-bg: #c5c5c5;

    /* 尺寸变量 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 48px;

    /* 字体 */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;

    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: var(--font-primary);
    overflow-x: hidden;
    overflow-y: auto;
}

/* ============================================
   网格背景
   ============================================ */
body {
    background-color: var(--color-bg);
    background-image:
        linear-gradient(var(--color-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-grid) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center center;
}

/* ============================================
   页面容器
   ============================================ */
.page-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* ============================================
   左上角北京时间显示
   ============================================ */
.beijing-time {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 100;
    background-color: #1a1a1a;
    color: #fff;
    padding: 10px 16px;
    border-radius: 8px;
    font-family: var(--font-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.time-label {
    font-size: 11px;
    font-weight: 500;
    color: #aaa;
    margin-bottom: 2px;
    letter-spacing: 1px;
}

.time-value {
    font-size: 18px;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
}

/* ============================================
   右侧互动提示
   ============================================ */
.interaction-hint {
    position: fixed;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.interaction-hint.visible {
    opacity: 1;
}

.interaction-hint .hint-arrow {
    font-size: 24px;
    color: #1a1a1a;
    animation: pulseArrow 1.5s ease-in-out infinite;
}

.interaction-hint .hint-message {
    font-size: 14px;
    font-weight: 600;
    color: #1a1a1a;
    writing-mode: vertical-rl;
    letter-spacing: 2px;
}

@keyframes pulseArrow {
    0%, 100% { transform: translateX(0); opacity: 1; }
    50% { transform: translateX(-5px); opacity: 0.6; }
}

/* ============================================
   顶部 AI 提示文字
   ============================================ */
.ai-notice {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.ai-notice.hidden {
    transform: translateX(-50%) translateY(-100px);
}

.ai-notice-text {
    font-size: 14px;
    font-weight: 600;
    color: #1a1a1a;
    text-decoration: underline;
    text-underline-offset: 4px;
    display: inline-block;
    animation: dropBounce 0.8s ease-out;
    cursor: pointer;
}

/* 额外提示文字 */
.ai-extra-text {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 10px;
    padding: 8px 16px;
    background-color: #1a1a1a;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.ai-extra-text::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #1a1a1a;
}

.ai-extra-text.show {
    opacity: 1;
    transform: translateX(-50%) translateY(5px);
}

@keyframes dropBounce {
    0% {
        transform: translateY(-100px);
        opacity: 0;
    }
    60% {
        transform: translateY(10px);
        opacity: 1;
    }
    80% {
        transform: translateY(-5px);
    }
    100% {
        transform: translateY(0);
    }
}

/* ============================================
   左侧导航按钮
   ============================================ */
.left-nav {
    position: fixed;
    left: 40px;
    top: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    z-index: 50;
}

/* 关于我容器 */
.about-me-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

/* 关于我文字 */
.about-me-text {
    font-size: 48px;
    font-weight: 900;
    color: #000;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    position: relative;
    z-index: 10;
    margin-left: 20px;
}

.about-me-text:hover {
    transform: scale(1.05);
}

/* 点击提示文字 */
.click-hint {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 10px;
    padding: 8px 16px;
    background-color: #1a1a1a;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.click-hint::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #1a1a1a;
}

.click-hint.show {
    opacity: 1;
    transform: translateX(-50%) translateY(5px);
}

/* 导航链接容器 - 以"我"字为圆心 */
.nav-links {
    position: absolute;
    top: 50%;
    left: 100%;
    width: 300px;
    height: 300px;
    transform: translateY(-50%);
    pointer-events: none;
}

/* 导航按钮 - 以圆心发散 */
.nav-btn {
    position: absolute;
    top: 50%;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    background-color: #1a1a1a;
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    border: none;
    border-radius: 8px;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.5);
    pointer-events: none;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    transform-origin: center center;
}

/* 右半边发散角度（-90度到90度，即向上到向下） */
.nav-btn.nav-gaming {
    --angle: -45deg;
    --distance: 120px;
}

.nav-btn.nav-cooking {
    --angle: 0deg;
    --distance: 140px;
}

.nav-btn.nav-tools {
    --angle: 45deg;
    --distance: 120px;
}

/* 显示状态 - 从圆心发散到指定位置 */
.about-me-container:hover .nav-btn,
.nav-links.show .nav-btn {
    opacity: 1;
    pointer-events: auto;
    transform: 
        translate(-50%, -50%) 
        rotate(var(--angle)) 
        translateX(var(--distance)) 
        rotate(calc(var(--angle) * -1))
        scale(1);
}

.nav-btn:hover {
    transform: scale(1.2);
    text-decoration: underline;
    text-underline-offset: 4px;
}

/* GAMING 按钮 */
.nav-btn.nav-gaming:hover {
    color: #E53935;
}

/* COOKING 按钮 */
.nav-btn.nav-cooking:hover {
    color: #43A047;
}

/* TOOLS 按钮 */
.nav-btn.nav-tools:hover {
    color: #F9A825;
}

/* 响应式：移动端隐藏左侧导航 */
@media (max-width: 768px) {
    .left-nav {
        display: none;
    }
}

/* ============================================
   主要内容区域
   ============================================ */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl);
}

/* ============================================
   Hero 区域 - 手办包装盒
   ============================================ */
.hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    width: 100%;
    max-width: 500px;
}

/* 玩具包装盒容器 */
.toy-package-container {
    perspective: 1200px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 60px 40px;
}

/* 玩具包装盒包装器 - 用于浮动动画 */
.toy-package-wrapper {
    animation: floatPackage 3s ease-in-out infinite;
    transform-style: preserve-3d;
    position: relative;
    display: inline-block;
}

/* 我是谁标签 */
.who-am-i-tag {
    position: absolute;
    top: -60px;
    left: -80px;
    background-color: #1a1a1a;
    padding: 12px 20px;
    border-radius: 8px;
    transform: rotate(-45deg);
    transform-origin: right bottom;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.who-am-i-text {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    white-space: nowrap;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

/* 悬停时切换文字 */
.who-am-i-tag:hover .who-am-i-text {
    opacity: 0;
}

.who-am-i-tag::before {
    content: 'HKPPP';
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.who-am-i-tag:hover::before {
    opacity: 1;
}

.who-am-i-arrow {
    color: #fff;
    font-size: 20px;
    font-weight: 900;
}

.toy-package-wrapper:hover {
    animation-play-state: paused;
}

/* 盒子浮动动画 */
@keyframes floatPackage {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* 玩具包装盒主体 - 3D效果 */
.toy-package {
    width: 340px;
    background-color: var(--color-white);
    border-radius: var(--radius-sm);
    /* 多层阴影创造3D体积感 */
    box-shadow:
        /* 顶层高光 */
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        /* 主体阴影 - 更明显 */
        0 5px 15px rgba(0, 0, 0, 0.15),
        0 15px 35px rgba(0, 0, 0, 0.2),
        0 30px 60px rgba(0, 0, 0, 0.25),
        0 50px 100px rgba(0, 0, 0, 0.2),
        /* 底部投影 */
        0 20px 40px rgba(0, 0, 0, 0.3),
        /* 环境光 */
        0 0 60px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
    transform-style: preserve-3d;
}

/* 鼠标悬停时3D倾斜效果 */
.toy-package-wrapper:hover .toy-package {
    transform: rotateY(-8deg) rotateX(5deg) translateZ(30px);
    box-shadow:
        /* 顶层高光 */
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        /* 悬停时更强的阴影 */
        0 15px 35px rgba(0, 0, 0, 0.25),
        0 35px 70px rgba(0, 0, 0, 0.3),
        0 55px 110px rgba(0, 0, 0, 0.35),
        0 80px 160px rgba(0, 0, 0, 0.3),
        /* 底部投影 */
        0 30px 60px rgba(0, 0, 0, 0.4),
        /* 环境光 */
        0 0 100px rgba(0, 0, 0, 0.15);
}

/* 添加侧面厚度效果 */
.toy-package::before {
    content: '';
    position: absolute;
    top: 0;
    right: -8px;
    width: 8px;
    height: 100%;
    background: linear-gradient(90deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.4) 100%);
    transform: skewY(45deg);
    transform-origin: left top;
    z-index: -1;
    transition: all 0.4s ease;
}

.toy-package::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.4) 100%);
    transform: skewX(45deg);
    transform-origin: top;
    z-index: -1;
    transition: all 0.4s ease;
}

/* 悬停时增强侧面厚度效果 */
.toy-package-wrapper:hover .toy-package::before {
    right: -12px;
    width: 12px;
    background: linear-gradient(90deg, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.5) 100%);
}

.toy-package-wrapper:hover .toy-package::after {
    bottom: -12px;
    height: 12px;
    background: linear-gradient(180deg, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.5) 100%);
}

/* ============================================
   顶部挂耳区域
   ============================================ */
.package-hanger {
    background-color: var(--color-black);
    height: 36px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-md);
    position: relative;
}

.hanger-left {
    width: 24px;
    height: 16px;
    background: linear-gradient(90deg, #333 0%, #555 50%, #333 100%);
    border-radius: 2px;
}

.hanger-hole {
    width: 28px;
    height: 10px;
    background-color: var(--color-bg);
    border-radius: 5px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.hanger-right {
    color: var(--color-white);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
}

/* ============================================
   黑色边框条
   ============================================ */
.package-top-border {
    background-color: var(--color-black);
    height: 28px;
    width: 100%;
}

/* ============================================
   包装盒主体
   ============================================ */
.package-body {
    background-color: var(--color-white);
    padding: var(--spacing-sm);
}

/* 白色边框 */
.package-white-border {
    background-color: var(--color-white);
    padding: var(--spacing-sm);
    border: 1px solid #e0e0e0;
    position: relative;
}

/* 透明窗口区域 */
.package-window {
    background-color: var(--color-window-bg);
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
    /* 添加塑料质感 */
    box-shadow:
        inset 0 2px 4px rgba(255, 255, 255, 0.3),
        inset 0 -2px 4px rgba(0, 0, 0, 0.1);
}

/* 手办图片 */
.figure-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* ============================================
   配件按钮（游戏手柄、平底锅、斧头）
   ============================================ */
.accessory-btn {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: transparent;
    border-radius: 0;
    text-decoration: none;
    cursor: pointer;
    box-shadow: none;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* 按钮显示状态 */
.accessory-btn.visible {
    opacity: 1;
    pointer-events: auto;
}

.accessory-btn:hover {
    transform: scale(1.15);
}

.accessory-icon {
    font-size: 48px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.accessory-btn:hover .accessory-icon {
    transform: scale(1.1);
}

/* 按钮默认位置 - 隐藏在盒子中央 */
.gamepad-btn,
.pan-btn,
.axe-btn {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
}

/* 按钮显示时的位置 */
.accessory-btn.visible.gamepad-btn {
    top: 25%;
    left: -70px;
    transform: translate(0, 0) scale(1);
}

.accessory-btn.visible.pan-btn {
    top: auto;
    bottom: 25%;
    left: -70px;
    transform: translate(0, 0) scale(1);
}

.accessory-btn.visible.axe-btn {
    top: 50%;
    right: -70px;
    left: auto;
    transform: translate(0, -50%) scale(1);
}

/* ============================================
   底部标签区域
   ============================================ */
.package-footer {
    background-color: var(--color-black);
    padding: var(--spacing-md) var(--spacing-md);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70px;
}

.package-label {
    border: 2px solid var(--color-white);
    padding: var(--spacing-xs) var(--spacing-lg);
    text-align: center;
    min-width: 140px;
}

.label-text {
    color: var(--color-white);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
    line-height: 1.2;
}

.label-subtext {
    color: var(--color-gray-light);
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-top: 2px;
}

/* ============================================
   CTA 按钮组
   ============================================ */
.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.btn {
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    min-width: 160px;
    text-align: center;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
    position: relative;
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 悬停时显示提示文字 */
.btn-primary::before {
    content: '个人说明书';
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    font-weight: 700;
    color: var(--color-black);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.btn-primary:hover::before {
    opacity: 1;
    top: -35px;
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-black);
    border-color: var(--color-black);
    position: relative;
}

.btn-secondary:hover {
    background-color: var(--color-black);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 悬停时显示提示文字 */
.btn-secondary::before {
    content: '你真的要买吗？';
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    font-weight: 700;
    color: var(--color-black);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.btn-secondary:hover::before {
    opacity: 1;
    top: -35px;
}

/* ============================================
   页脚区域
   ============================================ */
.footer {
    padding: var(--spacing-lg);
    text-align: center;
}

.hint-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    color: var(--color-gray);
    font-size: 14px;
    font-weight: 400;
}

.hint-separator {
    color: var(--color-gray-light);
}

/* ============================================
   响应式设计
   ============================================ */
@media (max-width: 768px) {
    .main-content {
        padding: var(--spacing-md);
    }

    .toy-package {
        width: 300px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .toy-package {
        width: 280px;
    }

    .package-hanger {
        height: 32px;
    }

    .package-top-border {
        height: 24px;
    }

    .label-text {
        font-size: 14px;
    }

    .label-subtext {
        font-size: 10px;
    }
}

/* ============================================
   右侧个人介绍文字区域
   ============================================ */
.intro-text-container {
    position: fixed;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    width: 380px;
    max-height: 80vh;
    z-index: 40;
    pointer-events: none;
}

.intro-text-content {
    font-size: 22px;
    line-height: 1.8;
    color: #1a1a1a;
    text-align: left;
}

.intro-text-content .char {
    display: inline;
    opacity: 0;
    transition: opacity 0.05s ease;
}

.intro-text-content .char.visible {
    opacity: 1;
}

.intro-text-content .hi-text {
    display: inline-block;
    font-size: 38px;
    font-weight: 900;
    color: #E53935;
    opacity: 0;
    transform-origin: center bottom;
}

.intro-text-content .hi-text.animate {
    animation: hiShakeScale 3s ease-in-out forwards;
}

@keyframes hiShakeScale {
    0% {
        opacity: 0;
        transform: scale(0.5) rotate(0deg);
    }
    10% {
        opacity: 1;
        transform: scale(1.3) rotate(-10deg);
    }
    20% {
        transform: scale(1.2) rotate(10deg);
    }
    30% {
        transform: scale(1.3) rotate(-8deg);
    }
    40% {
        transform: scale(1.2) rotate(8deg);
    }
    50% {
        transform: scale(1.3) rotate(-5deg);
    }
    60% {
        transform: scale(1.2) rotate(5deg);
    }
    70% {
        transform: scale(1.3) rotate(-3deg);
    }
    80% {
        transform: scale(1.2) rotate(3deg);
    }
    90% {
        transform: scale(1.3) rotate(0deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

.intro-text-content .paragraph {
    margin-bottom: 16px;
}

/* 响应式：移动端文本显示在盒子下方 */
@media (max-width: 1200px) {
    .hero-section {
        gap: var(--spacing-md);
    }

    /* 隐藏北京时间 */
    .beijing-time {
        display: none !important;
    }

    .intro-text-container {
        position: relative !important;
        top: auto !important;
        right: auto !important;
        transform: none !important;
        width: 100% !important;
        max-height: 0 !important;
        overflow: hidden !important;
        margin: 0;
        padding: 0 20px;
        z-index: 40;
        pointer-events: auto;
        transition: max-height 0.5s ease, padding 0.3s ease, margin 0.3s ease;
    }

    .intro-text-container.mobile-visible {
        max-height: 250px !important;
        padding: 15px 20px;
        overflow-y: auto !important;
        margin: 10px 0 15px 0;
        background-color: rgba(255, 255, 255, 0.9);
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .intro-text-content {
        position: relative !important;
        top: auto !important;
        right: auto !important;
        transform: none !important;
        animation: none !important;
        opacity: 1 !important;
        font-size: 16px;
        line-height: 1.6;
        text-align: center;
    }

    .intro-text-content .paragraph {
        opacity: 1 !important;
        transform: none !important;
        animation: none !important;
        height: auto !important;
        margin-bottom: 8px;
    }

    .intro-text-content .hi-text {
        font-size: 28px;
        font-weight: 700;
        color: #1a1a1a;
        display: block;
        margin-bottom: 8px;
    }

    .intro-text-content .normal-text {
        font-size: 14px;
        line-height: 1.6;
        color: #333;
        display: block;
        margin-bottom: 6px;
    }
}

/* ============================================
   动画效果
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 摇晃动画 */
@keyframes shake {
    0%, 100% { transform: rotate(0deg); }
    10% { transform: rotate(-5deg); }
    20% { transform: rotate(5deg); }
    30% { transform: rotate(-5deg); }
    40% { transform: rotate(5deg); }
    50% { transform: rotate(-3deg); }
    60% { transform: rotate(3deg); }
    70% { transform: rotate(-2deg); }
    80% { transform: rotate(2deg); }
    90% { transform: rotate(-1deg); }
}

.toy-package {
    animation: fadeIn 0.8s ease-out;
}

.toy-package.shaking {
    animation: shake 0.5s ease-in-out !important;
}

.cta-buttons {
    animation: fadeIn 0.8s ease-out 0.2s both;
}

.footer {
    animation: fadeIn 0.8s ease-out 0.4s both;
}