/* 二次元风格个人引导页样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #ff6b9d;
    --secondary: #c44dff;
    --accent: #00d4ff;
    --bg-start: #1a1a2e;
    --bg-end: #16213e;
    --card-bg: rgba(255, 255, 255, 0.08);
    --card-border: rgba(255, 255, 255, 0.15);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --sakura: #ffb7c5;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-end) 50%, #0f3460 100%);
    min-height: 100vh;
    color: var(--text-primary);
    overflow-x: hidden;
    position: relative;
}

/* 星空背景 */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.star {
    position: absolute;
    background: white;
    border-radius: 50%;
    animation: twinkle 3s infinite ease-in-out;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* 樱花飘落 */
.sakura-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.sakura {
    position: absolute;
    top: -10%;
    z-index: 2;
    animation: sakura-fall linear infinite;
    opacity: 0.7;
}

@keyframes sakura-fall {
    0% {
        transform: translateY(0) rotate(0deg) translateX(0);
        opacity: 0.8;
    }
    100% {
        transform: translateY(110vh) rotate(720deg) translateX(100px);
        opacity: 0;
    }
}

/* 主容器 */
.container {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* 头部区域 */
.header {
    text-align: center;
    margin-bottom: 50px;
    animation: fadeInDown 1s ease-out;
}

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

.avatar-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
}

.avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 4px solid var(--primary);
    box-shadow: 0 0 30px rgba(255, 107, 157, 0.5), var(--shadow);
    object-fit: cover;
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 30px rgba(255, 107, 157, 0.5), var(--shadow); }
    50% { box-shadow: 0 0 50px rgba(255, 107, 157, 0.8), var(--shadow); }
}

.avatar-ring {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px dashed var(--sakura);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

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

.site-name {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    text-shadow: 0 0 30px rgba(255, 107, 157, 0.3);
}

.site-sign {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.site-title {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.site-desc {
    font-size: 14px;
    color: var(--text-muted);
}

/* 导航卡片区域 */
.nav-section {
    margin-bottom: 50px;
    animation: fadeInUp 1s ease-out 0.3s both;
}

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

.section-title {
    text-align: center;
    font-size: 22px;
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::before,
.section-title::after {
    content: '✦';
    color: var(--primary);
    margin: 0 15px;
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.nav-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 25px 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.nav-card:hover::before {
    left: 100%;
}

.nav-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--primary);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.3);
    background: rgba(255, 107, 157, 0.1);
}

.nav-icon {
    font-size: 40px;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.nav-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.nav-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* 赞助区域 */
.sponsor-section {
    margin-bottom: 50px;
    animation: fadeInUp 1s ease-out 0.5s both;
}

.sponsor-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.sponsor-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 157, 0.1) 0%, transparent 70%);
    animation: glow 4s infinite ease-in-out;
}

@keyframes glow {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.sponsor-header {
    position: relative;
    z-index: 1;
}

.sponsor-title {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary), #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.sponsor-desc {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.sponsor-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 5px;
}

.sponsor-btn {
    display: inline-block;
    padding: 14px 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    z-index: 1;
    box-shadow: 0 5px 20px rgba(255, 107, 157, 0.4);
}

.sponsor-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.6);
}

.sponsor-btn:active {
    transform: translateY(-1px) scale(1.02);
}

/* 赞助榜 */
.sponsor-rank {
    margin-top: 35px;
    position: relative;
    z-index: 1;
}

.rank-title {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.rank-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.rank-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 10px 16px;
    font-size: 14px;
    transition: all 0.3s ease;
    max-width: 200px;
}

.rank-item:hover {
    background: rgba(255, 107, 157, 0.1);
    border-color: var(--primary);
}

.rank-name {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 3px;
}

.rank-money {
    color: #ffd700;
    font-size: 13px;
}

.rank-msg {
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 友情链接 */
.friends-section {
    margin-bottom: 50px;
    animation: fadeInUp 1s ease-out 0.7s both;
}

.friends-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.friend-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.friend-link:hover {
    color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 107, 157, 0.2);
}

.friend-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

/* 页脚 */
.footer {
    text-align: center;
    padding: 30px 0;
    color: var(--text-muted);
    font-size: 13px;
    animation: fadeInUp 1s ease-out 0.9s both;
}

.footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--primary);
}

.footer-line {
    margin-bottom: 10px;
}

/* 模态框 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.modal-overlay.active {
    display: flex;
}

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

.modal {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 35px;
    width: 90%;
    max-width: 450px;
    position: relative;
    animation: modalIn 0.3s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--primary);
}

.modal-title {
    font-size: 22px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 25px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s ease;
    outline: none;
}

.form-input:focus {
    border-color: var(--primary);
    background: rgba(255, 107, 157, 0.05);
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
    font-family: inherit;
}

.pay-type-selector {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.pay-type-item {
    flex: 1;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--card-border);
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pay-type-item:hover {
    border-color: var(--primary);
    background: rgba(255, 107, 157, 0.1);
}

.pay-type-item.active {
    border-color: var(--primary);
    background: rgba(255, 107, 157, 0.15);
}

.pay-type-icon {
    font-size: 28px;
    margin-bottom: 5px;
}

.pay-type-name {
    font-size: 13px;
    color: var(--text-secondary);
}

.pay-type-item.active .pay-type-name {
    color: var(--primary);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 157, 0.4);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 音乐播放器 */
.music-player {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
}

.music-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    color: var(--primary);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.music-btn:hover {
    background: rgba(255, 107, 157, 0.2);
    border-color: var(--primary);
    transform: scale(1.1);
}

.music-btn.playing {
    animation: musicRotate 3s linear infinite;
}

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

/* 响应式 */
@media (max-width: 768px) {
    .container {
        padding: 20px 15px;
    }
    
    .avatar {
        width: 110px;
        height: 110px;
    }
    
    .site-name {
        font-size: 26px;
    }
    
    .nav-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .nav-card {
        padding: 20px 15px;
    }
    
    .nav-icon {
        font-size: 32px;
    }
    
    .nav-title {
        font-size: 15px;
    }
    
    .sponsor-card {
        padding: 25px 20px;
    }
    
    .sponsor-title {
        font-size: 22px;
    }
    
    .sponsor-stats {
        gap: 25px;
    }
    
    .stat-value {
        font-size: 22px;
    }
    
    .modal {
        padding: 25px 20px;
    }
}

@media (max-width: 480px) {
    .nav-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .sponsor-stats {
        flex-direction: column;
        gap: 15px;
    }
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-start);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--primary), var(--secondary));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* 提示消息 */
.toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 12px 24px;
    color: var(--text-primary);
    font-size: 14px;
    z-index: 2000;
    transition: transform 0.3s ease;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    border-color: #4ade80;
    color: #4ade80;
}

.toast.error {
    border-color: #f87171;
    color: #f87171;
}