/* ==================== CSS变量 ==================== */
:root {
    /* 主色调 - 与主页面保持一致 */
    --primary-color: #FF6B6B;
    --primary-dark: #EE5A52;
    --secondary-color: #4ECDC4;
    --accent-color: #FFE66D;
    --accent-purple: #A8E6CF;
    
    /* 背景色 */
    --bg-dark: #1A1A2E;
    --bg-darker: #0F0F1E;
    --bg-light: #16213E;
    
    /* 文字颜色 */
    --text-primary: #FFFFFF;
    --text-secondary: #B8B8D1;
    --text-muted: #7A7A9D;
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #FF6B6B 0%, #FF8E53 100%);
    --gradient-secondary: linear-gradient(135deg, #4ECDC4 0%, #44A08D 100%);
    --gradient-accent: linear-gradient(135deg, #FFE66D 0%, #FFAB73 100%);
    --gradient-purple: linear-gradient(135deg, #A8E6CF 0%, #88D4AB 100%);
    --gradient-bg: linear-gradient(135deg, #1A1A2E 0%, #16213E 50%, #0F0F1E 100%);
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(255, 107, 107, 0.3);
    
    /* 动画时长 */
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
    --transition-slow: 0.5s;
}

/* ==================== 全局样式 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gradient-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    min-height: 100vh;
}

html {
    scroll-behavior: smooth;
}

/* ==================== 背景动画形状 ==================== */
.bg-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary-color);
    top: -250px;
    left: -250px;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary-color);
    top: 50%;
    right: -200px;
    animation-delay: 5s;
}

.shape-3 {
    width: 600px;
    height: 600px;
    background: var(--accent-color);
    bottom: -300px;
    left: 30%;
    animation-delay: 10s;
}

.shape-4 {
    width: 350px;
    height: 350px;
    background: var(--accent-purple);
    top: 20%;
    left: 10%;
    animation-delay: 15s;
}

/* ==================== 导航栏 ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    animation: slideDown 0.5s ease-out;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.8rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
    transition: transform var(--transition-normal);
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-se {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-dash {
    color: var(--secondary-color);
}

.logo-me {
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

/* 用户信息区域 */
.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.points-display {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 230, 109, 0.15);
    border: 1px solid rgba(255, 230, 109, 0.3);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.points-display:hover {
    background: rgba(255, 230, 109, 0.2);
    transform: translateY(-2px);
}

.points-icon {
    width: 20px;
    height: 20px;
    stroke: var(--accent-color);
    stroke-width: 2;
    animation: rotate 3s linear infinite;
}

.points-text {
    font-weight: 700;
    font-size: 1rem;
    color: var(--accent-color);
    min-width: 30px;
    text-align: center;
}

.recharge-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.2rem;
    background: var(--gradient-accent);
    border: none;
    border-radius: 20px;
    color: var(--bg-dark);
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 10px rgba(255, 230, 109, 0.3);
    font-family: inherit;
}

.recharge-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 230, 109, 0.5);
}

.recharge-icon {
    width: 18px;
    height: 18px;
    stroke: var(--bg-dark);
    stroke-width: 2.5;
}

.nav-btn {
    padding: 0.6rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.nav-btn.logout-btn {
    background: var(--gradient-secondary);
}

.nav-btn.logout-btn:hover {
    box-shadow: 0 0 30px rgba(78, 205, 196, 0.3);
}

/* ==================== 主容器 ==================== */
.main-container {
    min-height: 100vh;
    padding: 8rem 2rem 4rem;
    position: relative;
    z-index: 1;
}

.content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out;
}

/* ==================== 标题区域 ==================== */
.header-section {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInDown 0.6s ease-out;
}

.page-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.title-icon {
    font-size: 3.5rem;
    animation: bounce 2s ease-in-out infinite;
}

.title-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ==================== 表情包类型网格 ==================== */
.meme-types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

/* ==================== 卡片样式 ==================== */
.meme-type-card {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    animation: fadeInScale 0.6s ease-out backwards;
}

.meme-type-card:nth-child(1) { animation-delay: 0.1s; }
.meme-type-card:nth-child(2) { animation-delay: 0.2s; }
.meme-type-card:nth-child(3) { animation-delay: 0.3s; }
.meme-type-card:nth-child(4) { animation-delay: 0.4s; }
.meme-type-card:nth-child(5) { animation-delay: 0.5s; }

.meme-type-card:hover {
    transform: translateY(-10px) scale(1.02);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.meme-type-card:hover .card-glow {
    opacity: 1;
}

.meme-type-card:hover .card-image {
    transform: scale(1.1);
}

.meme-type-card:hover .card-overlay {
    opacity: 1;
}

/* 特色卡片 */
.meme-type-card.featured {
    border: 2px solid rgba(255, 107, 107, 0.3);
}

.meme-type-card.featured:hover {
    border-color: rgba(255, 107, 107, 0.6);
    box-shadow: 0 20px 60px rgba(255, 107, 107, 0.3);
}

/* 特殊卡片 */
.meme-type-card.special {
    border: 2px solid rgba(255, 230, 109, 0.3);
}

.meme-type-card.special:hover {
    border-color: rgba(255, 230, 109, 0.6);
    box-shadow: 0 20px 60px rgba(255, 230, 109, 0.3);
}

/* 卡片发光效果 */
.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.meme-type-card.featured .card-glow {
    background: radial-gradient(circle, rgba(255, 107, 107, 0.3) 0%, transparent 70%);
}

.meme-type-card.special .card-glow {
    background: radial-gradient(circle, rgba(255, 230, 109, 0.3) 0%, transparent 70%);
}

/* ==================== 卡片图片区域 ==================== */
.card-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.2);
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.overlay-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transform: translateY(10px);
    transition: transform var(--transition-normal);
}

.meme-type-card:hover .overlay-content {
    transform: translateY(0);
}

.overlay-icon {
    font-size: 3rem;
    animation: pulse 1.5s ease-in-out infinite;
}

.overlay-text {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==================== 徽章样式 ==================== */
.featured-badge,
.special-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    backdrop-filter: blur(10px);
    animation: bounceIn 0.6s ease-out 0.3s backwards;
}

.featured-badge {
    background: rgba(255, 107, 107, 0.9);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
}

.special-badge {
    background: rgba(255, 230, 109, 0.9);
    color: var(--bg-dark);
    box-shadow: 0 4px 15px rgba(255, 230, 109, 0.4);
}

.featured-badge svg,
.special-badge svg {
    width: 16px;
    height: 16px;
}

/* ==================== 卡片内容区域 ==================== */
.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.card-description {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.card-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.3rem 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.meme-type-card:hover .tag {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
}

/* ==================== 底部提示 ==================== */
.bottom-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    animation: fadeIn 1s ease-out 0.8s backwards;
}

.hint-icon {
    width: 24px;
    height: 24px;
    stroke: var(--secondary-color);
    stroke-width: 2;
    flex-shrink: 0;
}

.bottom-hint p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: 0;
}

/* ==================== 通知提示 ==================== */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s ease-out;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification-success {
    background: rgba(78, 205, 196, 0.2);
    border-color: var(--secondary-color);
}

.notification-error {
    background: rgba(255, 107, 107, 0.2);
    border-color: var(--primary-color);
}

.notification-info {
    background: rgba(255, 230, 109, 0.2);
    border-color: var(--accent-color);
}

/* ==================== 动画关键帧 ==================== */
@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30px, -30px) rotate(5deg);
    }
    50% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }
    75% {
        transform: translate(20px, 30px) rotate(3deg);
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1200px) {
    .meme-types-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .main-container {
        padding: 6rem 1rem 3rem;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .title-icon {
        font-size: 2.5rem;
    }
    
    .page-subtitle {
        font-size: 1.1rem;
    }
    
    .meme-types-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .nav-link {
        display: none;
    }
    
    .user-info {
        gap: 0.5rem;
    }
    
    .points-display {
        padding: 0.4rem 0.8rem;
    }
    
    .recharge-btn {
        padding: 0.4rem 1rem;
        font-size: 0.9rem;
    }
    
    .notification {
        right: 10px;
        left: 10px;
        top: 80px;
    }
    
    .bottom-hint {
        flex-direction: column;
        text-align: center;
    }
    
    .bottom-hint p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .title-icon {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .card-title {
        font-size: 1.3rem;
    }
    
    .card-description {
        font-size: 0.95rem;
    }
    
    .nav-logo {
        font-size: 1.5rem;
    }
}

/* ==================== 打印样式 ==================== */
@media print {
    .navbar,
    .bg-shapes,
    .bottom-hint {
        display: none;
    }
    
    .main-container {
        padding: 2rem;
    }
    
    .meme-type-card {
        break-inside: avoid;
    }
}