/* ==================== 全局样式 ==================== */
@import './iconfont.css';
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 主题色 */
    --primary-blue: #1B54FF;
    --primary-blue-light: #0099ff;
    --primary-blue-bg: #EBF1FF;
    --primary-blue-deep: #1B54FF;

    /* 文字颜色 */
    --color-main: #3e3e3e;
    --color-desc: #666666;
    --color-desc-light: #999999;
    --color-white: #ffffff;

    /* 背景颜色 */
    --bg-page: #ffffff;
    --bg-section: #f8f9fa;
    --bg-footer: #1B54FF;

    /* 间距 */
    --section-padding: 80px 0;
    --container-max-width: 1200px;

    /* 圆角 */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --border-radius-pill: 100px;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue',
                 Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;
    color: var(--color-main);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--bg-page);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

button {
    border: none;
    outline: none;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.3s ease;
}

.landing-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ==================== 导航栏 ==================== */
.landing-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.header-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 70px;
    display: flex;
    align-items: center;
    gap: 90px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 47px;
    height: 47px;
    object-fit: contain;
}

.brand-name {
    font-size: 22px;
    color: var(--color-main);
    line-height: 1;
}

.brand-name .plus {
    font-size: 22px;
    vertical-align: super;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 70px;
}

.nav-link {
    font-size: 16px;
    color: var(--color-main);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-blue);
    transition: width 0.3s ease;
}

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

/* .mobile-menu-btn - 已注释，未使用 */

/* ==================== Hero Banner ==================== */
.hero-banner {
    margin-top: 70px;
    background: linear-gradient(180deg, var(--primary-blue) 0%, #3265FF 100%);
    padding: 50px 24px;
    text-align: center;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.hero-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-banner .agent-icon {
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    height: 90%;
    width: 900px;
}

.hero-banner .agent-avatars {
    margin-top: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateX(30px);
    margin-bottom: 30px;
}

.hero-banner .agent-avatars .avatars-item {
    width: 66px;
    height: 66px;
    object-fit: cover;
    line-height: 1;
    z-index: 1;
}
.hero-banner .agent-avatars .avatars-item:nth-child(2) {
    z-index: 2;
    transform: translateX(-10px);
}
.hero-banner .agent-avatars .avatars-item:nth-child(3) {
    z-index: 3;
    transform: translateX(-20px);
}
.hero-banner .agent-avatars .avatars-item:nth-child(4) {
    z-index: 4;
    transform: translateX(-30px);
}
.hero-banner .agent-avatars .avatars-item:nth-child(5) {
    z-index: 5;
    transform: translateX(-40px);
}
.hero-banner .agent-avatars .avatars-item:nth-child(6) {
    z-index: 6;
    transform: translateX(-50px);
}
.hero-banner .agent-avatars .avatars-item:nth-child(7) {
    z-index: 7;
    transform: translateX(-60px);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 48px;
}
.hero-title.bold {
    font-weight: bold;
}
.hero-desc {
    font-size: 18px;
    color: #99CEFF;
}
.hero-title .corner-mark {
    vertical-align: super;
}

/* hero-emojis, emoji - 未使用的样式类 */

.cta-button {
    padding: 16px 48px;
    font-size: 18px;
    color: var(--primary-blue);
    background-color: var(--color-white);
    border-radius: var(--border-radius-pill);
    box-shadow: 5px 5px 10px -5px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.cta-button:active {
    transform: translateY(0);
}

/* ==================== 智能体能力 ==================== */
.capabilities-section {
    padding: var(--section-padding);
    background-color: var(--bg-page);
}

.section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-main);
    text-align: center;
}

.section-subtitle {
    font-size: 18px;
    color: var(--color-main);
    text-align: center;
    margin-bottom: 50px;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.capability-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 25px;
    border: 1px solid #f0f0f0;
    transition: all 0.3s ease;
    box-shadow: 0 0 2px 0 rgba(0, 0, 0, 0.1);
}

.capability-card:hover {
    box-shadow: 0 10px 30px rgba(27, 84, 255, 0.15);
    transform: translateY(-5px);
    border-color: var(--primary-blue-bg);
}

.card-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 20px;
}
.card-icon img {
    width: 100%;
    height: 100%;
}

.card-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
}

.card-desc {
    font-size: 15px;
    line-height: 1.4;
}

/* ==================== 智能体市场 ==================== */
.market-section {
    padding: var(--section-padding);
    background-color: #eaeaea;
}

.market-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.market-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: 0 0 2px 0 rgba(0, 0, 0, 0.1);
}

.market-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.market-image {
    width: 100%;
    position: relative;
}
.market-image image{
    object-fit: cover;
}

.market-image .tag {
    padding: 10px;
    background-color: #fff;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    position: absolute;
    top: 16px;
    left: 16px;
    line-height: 1;
}

.market-card .market-info {
    padding: 25px 25px 16px;
}
.market-card .market-info .score {
    display: flex;
    align-items: center;
    gap: 4px;
}

.market-card .market-info .tag-list {
    display: flex;
    align-items: center;
    gap: 7px;
    margin-bottom: 18px;
}
.market-card .market-info .tag-list span {
    padding: 6px 10px;
    border-radius: 5px;
    background-color: #EEF1F3;
    line-height: 1;
    font-size: 13px;
    color: rgba(62, 62, 62, 0.8);
}

.market-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.market-title .score {
    color: #FEAE33;
    font-size: 12px;
}
.market-title .score img {
    width: 12px;
    height: 12px;
}

.market-desc {
    font-size: 13px;
    color: rgba(62, 62, 62, 0.8);
    line-height: 1.5;
    margin-bottom: 10px;
}

.market-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: rgba(62, 62, 62, 0.8);
}

.market-btn {
    padding: 12px 24px;
    font-weight: 600;
    color: var(--color-white);
    background-color: var(--primary-blue);
    border-radius: var(--border-radius-pill);
    transition: all 0.3s ease;
    line-height: 1;
}

.market-btn:hover {
    background-color: var(--primary-blue-light);
    box-shadow: 0 4px 12px rgba(27, 84, 255, 0.3);
}

/* ==================== 页脚 ==================== */
.landing-footer {
    background-color: var(--bg-footer);
    padding: 50px 24px;
    color: var(--color-white);
    margin-top: auto;
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo-container {
    display: flex;
    align-items: center;
    gap: 8px;
}
.logo-container .brand-name {
    color: #fff;
    font-weight: bold;
}

.footer-container .footer-info .top {
    font-size: 34px;
    margin-bottom: 10px;
}
.footer-container .footer-info .top .plus {
    vertical-align: super;
}
.footer-container .footer-info .top .bold {
    font-weight: bold;
}
.footer-container .footer-info .bottom {
    display: flex;
    align-items: center;
    gap: 25px;
}
.footer-container .footer-info .bottom .icp {
    display: flex;
    align-items: center;
    gap: 4px;
}
.footer-container .footer-info .bottom .link {
    text-decoration: underline;
    cursor: pointer;
}

/* 以下样式类在 HTML 中已注释，未使用:
.footer-brand, .footer-logo, .footer-brand-name, .footer-slogan,
.footer-links, .footer-link, .footer-copyright */

/* ==================== 移动端适配 ==================== */
@media (max-width: 768px) {
    :root {
        --section-padding: 50px 0;
    }

    html {
        font-size: 14px;
    }

    /* 导航栏 */
    .header-container {
        padding: 0 16px;
        height: 60px;
    }

    .nav-menu {
        display: none;
    }

    /* .mobile-menu-btn - 已移除 */

    .brand-name {
        font-size: 18px;
    }

    .brand-name .plus {
        font-size: 22px;
    }
    /* Hero Banner */
    .hero-banner {
        margin-top: 60px;
        padding: 60px 16px;
    }

    .hero-title {
        font-size: 28px;
        margin-bottom: 20px;
    }

    /* .mobile-br, .hero-emojis, .emoji - 未使用 */

    .cta-button {
        padding: 14px 36px;
        font-size: 16px;
    }

    /* 章节样式 */
    .section-container {
        padding: 0 16px;
    }

    .section-title {
        font-size: 26px;
        margin-bottom: 12px;
    }

    .section-subtitle {
        font-size: 15px;
        margin-bottom: 30px;
    }

    /* 能力卡片 */
    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .capability-card {
        padding: 24px 16px;
        border-radius: var(--border-radius-md);
    }

    .card-icon {
        font-size: 36px;
        margin-bottom: 12px;
    }

    .card-title {
        font-size: 16px;
        margin-bottom: 8px;
    }

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

    /* 市场卡片 */
    .market-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .market-title {
        font-size: 15px;
        margin-bottom: 8px;
    }

    .market-desc {
        font-size: 12px;
        margin-bottom: 12px;
    }

    .market-btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    /* 页脚 */
    .landing-footer {
        padding: 40px 16px 30px;
    }
    
    .hero-banner .agent-avatars .avatars-item {
        width: 50px;
        height: 50px;
    }
    
    .hero-banner .agent-icon {
        height: 40%;
    }
    
    .footer-container  {
        flex-direction: column;
    }
    
    .footer-container .footer-info .top {
        display: flex;
        flex-direction: column;
        align-items: center;
        font-size: 24px;
    }
    
    .footer-container .footer-info .bottom {
        display: flex;
        flex-direction: column;
        font-size: 14px;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    /* 小屏幕手机 */
    .hero-title {
        font-size: 24px;
    }

    .capabilities-grid,
    .market-grid {
        grid-template-columns: 1fr;
    }

    /* .footer-links - 未使用 */
}