/* ========================================
   时光邮局 - Landing Page 样式
   清晰简洁的布局设计
   ======================================== */

/* 全局样式 */
.tce-landing-page {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: #333;
    line-height: 1.6;
    background: #ffffff;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.tce-landing-page * {
    box-sizing: border-box;
}

/* ========================================
   黑夜模式
   ======================================== */
@media (prefers-color-scheme: dark) {
    .tce-landing-page {
        background: #0a0a0a;
        color: #e5e5e5;
    }
    
    .tce-hero-section,
    .tce-quotes-section,
    .tce-about-section {
        background: #0a0a0a !important;
    }
    
    .tce-badge {
        background: #1a1a1a;
        border-color: #333;
        color: #1890ff;
    }
    
    .tce-badge:hover {
        background: #1a2332;
        border-color: #1890ff;
    }
    
    .tce-hero-title,
    .tce-hero-desc {
        color: #e5e5e5;
    }
    
    .tce-moving-btn-content {
        background: #1a1a1a;
        border-color: #333;
        color: #1890ff;
    }
    
    .tce-moving-btn:hover .tce-moving-btn-content {
        background: #1a2332;
        border-color: #1890ff;
    }
    
    /* 移动端按钮在黑夜模式下保持蓝底白字 */
    @media (max-width: 768px) {
        .tce-moving-btn-content {
            background: #1890ff;
            color: #ffffff;
            border: none;
        }
        
        .tce-moving-btn:hover .tce-moving-btn-content {
            background: #40a9ff;
            color: #ffffff;
        }
    }
    
    .tce-btn-outline {
        background: #1a1a1a;
        border-color: #333;
        color: #e5e5e5;
    }
    
    .tce-btn-outline:hover {
        background: #262626;
        border-color: #1890ff;
        color: #1890ff;
    }
    
    .tce-stat-num {
        color: #e5e5e5;
    }
    
    .tce-stat-label {
        color: #888;
    }
    
    .tce-section-heading {
        color: #1890ff !important;
    }
    
    .tce-quote-box,
    .tce-about-box {
        background: #1a1a1a;
        border-color: #333;
    }
    
    .tce-quote-content,
    .tce-about-heading {
        color: #e5e5e5 !important;
    }
    
    .tce-quote-author {
        color: #888;
    }
    
    .tce-about-content {
        color: #b3b3b3;
    }
    
    .tce-hero-image-wrapper {
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    }
    
    .tce-hero-image-wrapper:hover {
        box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7);
    }
    
    /* 移动端分割线在黑夜模式下 */
    @media (max-width: 768px) {
        .tce-quote-box,
        .tce-about-box {
            border-bottom-color: #262626;
        }
    }
}

/* 容器 */
.tce-section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   英雄区
   ======================================== */
.tce-hero-section {
    background: #ffffff;
    padding: 80px 0 120px;
}

.tce-hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.tce-hero-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Badge */
.tce-hero-badge {
    margin-bottom: 8px;
}

.tce-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 500;
    color: #1890ff;
    background: #ffffff;
    border: 1px solid #d9d9d9;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.tce-badge:hover {
    border-color: #1890ff;
    background: #e6f7ff;
}

/* 标题 */
.tce-hero-title {
    font-size: 40px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0;
    line-height: 1.1;
    letter-spacing: -0.01em;
    max-width: 700px;
    min-height: 50px;
}

/* 打字机效果 */
.tce-typewriter {
    display: inline-block;
}

.tce-cursor {
    display: inline-block;
    color: #1890ff;
    animation: tce-cursor-blink 1s step-end infinite;
    margin-left: 2px;
}

@keyframes tce-cursor-blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.tce-hero-desc {
    font-size: 18px;
    line-height: 1.7;
    color: #666;
    margin: 0;
    max-width: 480px;
}

/* 按钮组 */
.tce-hero-actions {
    display: flex;
    gap: 16px;
    margin-top: 8px;
}

/* Moving Border 按钮 */
.tce-moving-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    cursor: pointer;
    border-radius: 28px;
    overflow: visible;
}

/* 静态边框 */
.tce-moving-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 28px;
    padding: 1px;
    background: #e8e8e8;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: 0;
}

/* 移动的光点边框 - 只在悬停时显示 */
.tce-moving-btn-border {
    position: absolute;
    inset: 0;
    border-radius: 28px;
    opacity: 0;
    transition: opacity 0.3s ease;
    overflow: hidden;
    z-index: 1;
}

.tce-moving-btn:hover .tce-moving-btn-border {
    opacity: 1;
}

.tce-moving-btn-border::before {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(24, 144, 255, 0.8) 0%, transparent 70%);
    bottom: -50px;
    left: -50px;
    animation: tce-light-move 3s linear infinite;
}

@keyframes tce-light-move {
    0% {
        left: -50px;
    }
    100% {
        left: calc(100% + 50px);
    }
}

/* 内容层 */
.tce-moving-btn-content {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    background: #ffffff;
    border-radius: 28px;
    color: #1a1a1a;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
    z-index: 2;
}

.tce-moving-btn-content i {
    font-size: 14px;
    transition: transform 0.3s ease;
}

.tce-moving-btn:hover .tce-moving-btn-content {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.tce-moving-btn:hover .tce-moving-btn-content i {
    transform: translateX(4px);
}

/* 普通按钮 */
.tce-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    font-size: 15px;
    font-weight: 500;
    border-radius: 26px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tce-btn i {
    font-size: 14px;
    transition: transform 0.3s ease;
}

.tce-btn-primary {
    background: #1890ff;
    color: #ffffff;
    border: 2px solid #1890ff;
}

.tce-btn-primary:hover {
    background: #0070dd;
    border-color: #0070dd;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(24, 144, 255, 0.3);
}

.tce-btn-outline {
    background: #ffffff;
    color: #1a1a1a;
    border: 2px solid #d9d9d9;
}

.tce-btn-outline:hover {
    background: #f8f9fa;
    border-color: #1890ff;
    color: #1890ff;
    transform: translateY(-2px);
}

/* 统计数据 */
.tce-hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 24px;
    padding-top: 32px;
    border-top: 1px solid #f0f0f0;
}

.tce-stat-item {
    text-align: left;
}

.tce-stat-num {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 4px;
    line-height: 1;
}

.tce-stat-label {
    font-size: 13px;
    color: #999;
    letter-spacing: 0.3px;
}

/* 英雄区图片 */
.tce-hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tce-hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 650px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.tce-hero-image-wrapper:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
}

.tce-hero-image {
    width: 100%;
    height: auto;
    display: block;
    pointer-events: none;
    user-select: none;
}

/* 禁用图片灯箱效果 */
.tce-hero-image-wrapper {
    pointer-events: auto;
}

.tce-hero-image-wrapper img {
    cursor: default !important;
}

/* ========================================
   区块标题
   ======================================== */
.tce-section-heading {
    font-size: 40px !important;
    font-weight: 700 !important;
    color: #1890ff !important;
    margin: 0 0 50px 0 !important;
    text-align: center !important;
    letter-spacing: -0.01em !important;
}

/* 确保h2标签样式生效 */
h2.tce-section-heading {
    font-size: 40px !important;
    font-weight: 700 !important;
    color: #1890ff !important;
}

/* ========================================
   箴言区
   ======================================== */
.tce-quotes-section {
    padding: 80px 0;
    background: #ffffff;
}

.tce-quotes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 60px;
}

.tce-quote-box {
    padding: 32px;
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid #e8e8e8;
}

.tce-quote-content {
    font-size: 20px !important;
    line-height: 1.6 !important;
    color: #1a1a1a !important;
    margin: 0 0 16px 0 !important;
    font-weight: 700 !important;
}

/* 确保h2标签样式生效 */
.tce-quote-box h2.tce-quote-content {
    font-size: 20px !important;
    font-weight: 700 !important;
}

.tce-quote-author {
    font-size: 14px;
    color: #999;
    margin: 0;
    font-style: italic;
}

/* 特性图片 */
.tce-feature-image {
    text-align: center;
    margin-top: 40px;
}

.tce-feature-image img {
    max-width: 600px;
    width: 100%;
    height: auto;
}

/* ========================================
   关于区
   ======================================== */
.tce-about-section {
    padding: 80px 0;
    background: #ffffff;
}

.tce-about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.tce-about-box {
    padding: 32px;
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid #e8e8e8;
}

.tce-about-heading {
    font-size: 20px !important;
    font-weight: 700 !important;
    color: #1a1a1a !important;
    margin: 0 0 16px 0 !important;
}

/* 确保h3标签样式生效 */
h3.tce-about-heading {
    font-size: 20px !important;
    font-weight: 700 !important;
}

.tce-about-content {
    font-size: 15px;
    line-height: 1.7;
    color: #666;
    margin: 0;
}

/* ========================================
   响应式设计
   ======================================== */

/* 平板 */
@media (max-width: 992px) {
    .tce-hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .tce-hero-title {
        font-size: 52px;
        max-width: 100%;
        min-height: 60px;
    }
    
    .tce-hero-desc {
        max-width: 100%;
    }
    
    .tce-hero-visual {
        order: -1;
    }
    
    .tce-hero-image-wrapper {
        max-width: 100%;
    }
    
    .tce-quotes-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .tce-quote-box {
        padding: 24px;
    }
    
    .tce-about-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .tce-about-box {
        padding: 24px;
    }
}

/* 手机 */
@media (max-width: 768px) {
    .tce-hero-section {
        padding: 30px 0 50px;
        background: #ffffff;
    }
    
    .tce-hero-container {
        gap: 0;
        padding: 0;
        grid-template-columns: 1fr;
    }
    
    .tce-hero-content {
        gap: 24px;
        padding: 0 20px;
    }
    
    .tce-hero-badge {
        margin-bottom: 8px;
    }
    
    .tce-hero-title {
        font-size: 40px;
        line-height: 1.15;
        min-height: 50px;
        max-width: 100%;
    }
    
    .tce-hero-desc {
        font-size: 16px;
        line-height: 1.6;
        color: #666;
        max-width: 100%;
    }
    
    .tce-hero-actions {
        flex-direction: column;
        gap: 12px;
        margin-top: 8px;
        align-items: flex-start;
    }
    
    .tce-btn {
        padding: 10px 24px;
        font-size: 14px;
    }
    
    .tce-btn-primary,
    .tce-btn-outline {
        display: inline-flex;
    }
    
    .tce-moving-btn {
        border-radius: 28px;
    }
    
    .tce-moving-btn-border {
        display: none;
    }
    
    .tce-moving-btn-content {
        padding: 14px 28px;
        font-size: 16px;
        background: #1890ff;
        color: #ffffff;
        border: none;
    }
    
    .tce-moving-btn:hover .tce-moving-btn-content {
        background: #40a9ff;
        color: #ffffff;
    }
    
    .tce-hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 0;
        margin-top: 32px;
        padding-top: 0;
        border-top: none;
    }
    
    .tce-stat-item {
        text-align: center;
        padding: 0 10px;
    }
    
    .tce-stat-num {
        font-size: 32px;
        margin-bottom: 6px;
    }
    
    .tce-stat-label {
        font-size: 12px;
        color: #999;
    }
    
    .tce-hero-visual {
        display: block;
        order: 1;
        margin-top: 40px;
        padding: 0 20px;
    }
    
    .tce-hero-image-wrapper {
        max-width: 100%;
        border-radius: 12px;
    }
    
    .tce-section-container {
        padding: 0 20px;
    }
    
    .tce-section-heading {
        font-size: 32px !important;
        margin-bottom: 35px !important;
    }
    
    .tce-quotes-section,
    .tce-about-section {
        padding: 60px 0;
    }
    
    .tce-quote-box {
        padding: 0 0 24px 0;
        border: none;
        border-radius: 0;
        background: transparent;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .tce-quote-box:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    
    .tce-quote-content {
        font-size: 18px !important;
        margin-bottom: 12px !important;
    }
    
    .tce-about-box {
        padding: 0 0 24px 0;
        border: none;
        border-radius: 0;
        background: transparent;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .tce-about-box:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    
    .tce-about-heading {
        font-size: 18px !important;
        margin-bottom: 12px !important;
    }
    
    .tce-about-content {
        font-size: 14px;
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .tce-hero-section {
        padding: 24px 0 40px;
    }
    
    .tce-hero-content {
        gap: 20px;
        padding: 0 16px;
    }
    
    .tce-hero-badge {
        margin-bottom: 6px;
    }
    
    .tce-badge {
        font-size: 12px;
        padding: 5px 12px;
    }
    
    .tce-hero-title {
        font-size: 36px;
        min-height: 44px;
    }
    
    .tce-hero-desc {
        font-size: 15px;
        line-height: 1.6;
    }
    
    .tce-hero-actions {
        gap: 10px;
    }
    
    .tce-moving-btn-content {
        padding: 13px 24px;
        font-size: 15px;
        background: #1890ff;
        color: #ffffff;
        border: none;
    }
    
    .tce-moving-btn:hover .tce-moving-btn-content {
        background: #40a9ff;
    }
    
    .tce-hero-stats {
        gap: 0;
        margin-top: 28px;
    }
    
    .tce-stat-item {
        padding: 0 8px;
    }
    
    .tce-stat-num {
        font-size: 28px;
    }
    
    .tce-stat-label {
        font-size: 11px;
    }
    
    .tce-hero-visual {
        margin-top: 32px;
        padding: 0 16px;
    }
    
    .tce-hero-image-wrapper {
        border-radius: 10px;
    }
    
    .tce-section-container {
        padding: 0 16px;
    }
    
    .tce-section-heading {
        font-size: 28px !important;
        margin-bottom: 28px !important;
    }
    
    .tce-quotes-section,
    .tce-about-section {
        padding: 40px 0;
    }
    
    .tce-quote-box {
        padding: 0 0 20px 0;
        border: none;
        border-radius: 0;
        background: transparent;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .tce-quote-box:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    
    .tce-quote-content {
        font-size: 17px !important;
        margin-bottom: 10px !important;
    }
    
    .tce-about-box {
        padding: 0 0 20px 0;
        border: none;
        border-radius: 0;
        background: transparent;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .tce-about-box:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    
    .tce-about-heading {
        font-size: 17px !important;
        margin-bottom: 10px !important;
    }
    
    .tce-about-content {
        font-size: 13px;
    }
}

/* ========================================
   动画效果
   ======================================== */
.tce-hero-content,
.tce-hero-image,
.tce-quote-box,
.tce-about-box {
    animation: tce-fadeIn 0.6s ease;
}

@keyframes tce-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}