/* @Author：会说网 www.husohua.com */
:root {
    --primary-color: #5CACEE;
    --primary-light: #87CEEB;
    --primary-dark: #2a4e9a;
    --secondary-color: #ff7eb3;
    --accent-color: #5F27CD;
    --success-color: #10AC84;
    --warning-color: #FF9F43;
    --danger-color: #FF6B6B;
    --text-dark: #2a4e9a;
    --text-medium: #5a6b9c;
    --text-light: #7c8db0;
    --bg-gradient-start: #f0f5ff;
    --bg-gradient-end: #e4ecff;
    --card-bg: rgba(255, 255, 255, 0.98);
    --box-shadow: 0 8px 25px rgba(70, 110, 180, 0.12);
    --hover-shadow: 0 12px 25px rgba(70, 130, 225, 0.2);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

body {
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
    line-height: 1.5;
    padding: 15px;
}

/* 波浪背景 */
.wave-bg {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 1200 120" xmlns="http://www.w3.org/2000/svg"><path d="M0 0v46.29c47.79 22.2 103.59 32.17 158 28 70.36-5.37 136.33-33.31 206.8-37.5 73.84-4.36 147.54 16.88 218.2 35.26 69.27 18 138.3 24.88 209.4 13.08 36.15-6 69.85-17.84 104.45-29.34C989.49 25 1113-14.29 1200 52.47V0z" fill="rgba(92, 172, 238, 0.1)"/></svg>');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: bottom;
    z-index: -1;
}

/* 加载动画 */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.4s, visibility 0.4s;
}

.loader-content {
    text-align: center;
    transform: translateY(-30px);
}

.loader-animation {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.loader-circle {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 4px solid transparent;
    border-top-color: var(--primary-color);
    animation: spin 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

.loader-circle:nth-child(1) {
    animation-delay: -0.45s;
}

.loader-circle:nth-child(2) {
    animation-delay: -0.3s;
}

.loader-circle:nth-child(3) {
    animation-delay: -0.15s;
}

.loader-text {
    font-size: 16px;
    color: var(--text-medium);
    letter-spacing: 1px;
    font-weight: 500;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden {
    opacity: 0;
    visibility: hidden;
}

/* 容器样式 */
.container {
    max-width: 1200px;
    width: 100%;
    margin: 15px auto;
    background: var(--card-bg);
    border-radius: 18px;
    box-shadow: var(--box-shadow);
    padding: 20px;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.5s, transform 0.5s;
    border: 1px solid rgba(230, 240, 255, 0.8);
    backdrop-filter: blur(4px);
}

/* 背景装饰 */
.bg-element {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
    z-index: -1;
    filter: blur(8px);
}

.bg-1 {
    width: 180px;
    height: 180px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    top: -50px;
    right: -50px;
}

.bg-2 {
    width: 140px;
    height: 140px;
    background: linear-gradient(135deg, var(--primary-light), var(--success-color));
    bottom: -40px;
    left: -30px;
}

.bg-3 {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--danger-color), var(--warning-color));
    bottom: 80px;
    right: 70px;
}

/* 顶部区域 */
header {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 0 20px;
    margin-bottom: 15px;
    position: relative;
}

.avatar-container {
    position: relative;
    width: 96px;
    height: 96px;
    margin-bottom: 16px;
    margin-top: 5px;
}

.avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.95);
    box-shadow: 0 6px 16px rgba(40, 90, 150, 0.15);
    background: #f0f7ff;
    position: relative;
    z-index: 2;
    transition: transform 0.4s ease;
}

.avatar:hover {
    transform: scale(1.05);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.avatar-bg {
    position: absolute;
    top: -10px;
    left: -10px;
    width: 116px;
    height: 116px;
    border-radius: 50%;
    background: rgba(92, 172, 238, 0.1);
    z-index: 1;
    animation: pulse 2s infinite;
}

.nickname {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--primary-dark);
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.user-subtitle {
    font-size: 16px;
    font-weight: 500;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 8px;
    padding: 0 10px;
    max-width: 320px;
}

.user-desc {
    opacity: 0.9;
    font-size: 14px;
    color: var(--text-medium);
    font-style: italic;
    text-align: center;
    max-width: 320px;
    margin-bottom: 16px;
    padding: 0 10px;
}

.time-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 10px;
    text-align: center;
}

.logo {
    font-size: 30px;
    margin-bottom: 4px;
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: 1px;
}

#date {
    font-size: 14px;
    color: var(--text-medium);
    font-weight: 500;
}

.weather {
    font-size: 13px;
    color: var(--text-medium);
    margin-top: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

/* 分隔装饰线 */
.divider {
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(100, 150, 255, 0.3), transparent);
    margin: 0 auto 20px;
    width: 80%;
    position: relative;
}

.divider-dots {
    position: absolute;
    top: -4px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-evenly;
    pointer-events: none;
}

.divider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #FFD700;
    box-shadow: 0 0 5px rgba(255, 215, 0, 0.6);
}

/* 网站导航区 */
.app-section {
    margin-bottom: 25px;
}

.app-section h2 {
    margin: 0 0 20px;
    font-weight: 600;
    text-align: center;
    color: var(--primary-dark);
    font-size: 20px;
    position: relative;
    padding-bottom: 8px;
}

.app-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-light), var(--primary-color));
    border-radius: 3px;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
    gap: 16px;
    margin-bottom: 15px;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.6s 0.2s, transform 0.6s 0.2s;
}

/* 正方形卡片 */
.app-item {
    aspect-ratio: 1/1;
    background: white;
    border-radius: 14px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(230, 240, 255, 0.9);
    position: relative;
    overflow: hidden;
}

.app-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom right, rgba(255,255,255,0.1), transparent);
    z-index: 0;
}

.app-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
}

/* 增大图标尺寸 */
.app-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
    z-index: 1;
}

.app-icon svg {
    width: 28px;
    height: 28px;
}

.app-item p {
    font-size: 13px;
    color: var(--primary-dark);
    font-weight: 600;
    margin-top: 10px;
    transition: color 0.3s;
    text-align: center;
    line-height: 1.3;
    z-index: 1;
}

.app-item:hover p {
    color: var(--primary-color);
}

/* 页脚 */
footer {
    text-align: center;
    padding: 16px 0 8px;
    color: var(--text-medium);
    font-size: 12px;
    margin-top: 15px;
    opacity: 0;
    transition: opacity 0.5s 0.4s;
    position: relative;
    z-index: 1;
    line-height: 1.6;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(120, 160, 240, 0.2), transparent);
}

.copyright {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-bottom: 5px;
}

.copyright svg {
    width: 12px;
    height: 12px;
}

.copyright a {
    color: var(--text-medium);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: inherit;
}

.copyright a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.visitor-count {
    font-size: 11px;
    margin-top: 5px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 18px;
    margin-top: 12px;
    font-size: 12px;
}

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

.footer-links a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

/* 公告弹窗样式 */
.announcement-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s, visibility 0.4s;
    backdrop-filter: blur(4px);
}

.announcement-modal.active {
    opacity: 1;
    visibility: visible;
}

.announcement-content {
    background: white;
    border-radius: 16px;
    box-shadow: 0 16px 32px rgba(70, 110, 180, 0.2);
    max-width: 460px;
    width: 90%;
    overflow: hidden;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.4s ease, opacity 0.4s ease;
    opacity: 0;
}

.announcement-modal.active .announcement-content {
    transform: scale(1);
    opacity: 1;
}

.announcement-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 18px 22px;
    text-align: center;
    position: relative;
}

.announcement-header h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
}

.announcement-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.announcement-badge:hover {
    background: rgba(255, 255, 255, 0.3);
}

.announcement-body {
    padding: 20px;
}

.announcement-body p {
    color: var(--text-medium);
    line-height: 1.6;
    margin-bottom: 14px;
    font-size: 14px;
    position: relative;
    padding-left: 20px;
}

.announcement-body p:before {
    content: '•';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-color);
    font-size: 20px;
}

.announcement-footer {
    padding: 16px 22px;
    background: #f8faff;
    text-align: center;
    border-top: 1px solid rgba(230, 240, 255, 0.9);
}

.close-btn {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: white;
    border: none;
    padding: 10px 22px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(92, 172, 238, 0.25);
}

.close-btn:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    box-shadow: 0 6px 16px rgba(92, 172, 238, 0.3);
    transform: translateY(-2px);
}

/* 小动画 */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
    100% { transform: translateY(0px); }
}

.floating {
    animation: float 4s ease-in-out infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(92, 172, 238, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(92, 172, 238, 0); }
    100% { box-shadow: 0 0 0 0 rgba(92, 172, 238, 0); }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .wave-bg {
        height: 50px;
    }

    .container {
        padding: 18px;
        margin-top: 10px;
    }

    .avatar-container {
        width: 90px;
        height: 90px;
    }

    .avatar-bg {
        width: 110px;
        height: 110px;
    }

    .nickname {
        font-size: 20px;
    }

    .logo {
        font-size: 28px;
    }

    .app-grid {
        grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
        gap: 12px;
    }

    .app-icon {
        width: 42px;
        height: 42px;
    }

    .app-icon svg {
        width: 24px;
        height: 24px;
    }

    .app-item p {
        font-size: 12px;
    }

    .footer-links {
        gap: 15px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 12px;
    }

    .wave-bg {
        height: 40px;
    }

    .container {
        padding: 16px;
    }

    .avatar-container {
        width: 80px;
        height: 80px;
        margin-bottom: 14px;
    }

    .avatar-bg {
        width: 100px;
        height: 100px;
    }

    .nickname {
        font-size: 19px;
    }

    .user-desc {
        font-size: 13px;
    }

    .logo {
        font-size: 26px;
    }

    #date {
        font-size: 13px;
    }

    .app-grid {
        gap: 10px;
    }

    .app-item {
        padding: 10px;
        border-radius: 12px;
    }

    .app-icon {
        width: 40px;
        height: 40px;
    }

    .app-icon svg {
        width: 22px;
        height: 22px;
    }

    .app-item p {
        font-size: 11px;
        margin-top: 8px;
    }

    .footer-links {
        gap: 12px;
        font-size: 11px;
    }
}

@media (max-width: 350px) {
    .app-grid {
        grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    }

    .avatar-container {
        width: 70px;
        height: 70px;
    }

    .avatar-bg {
        width: 90px;
        height: 90px;
    }

    .nickname {
        font-size: 18px;
    }

    .logo {
        font-size: 24px;
    }
}