@font-face {
    font-family: AlibabaPuHui;
    src: url('/static/font/AlibabaPuHuiTi-3-55-Regular.ttf')
}

@font-face {
    font-family: HarmonyOSSansSCBold;
    src: url('/static/font/HarmonyOS_Sans_SC_Bold.ttf')
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: AlibabaPuHui;
}

:root {
    --primary: rgb(254, 197, 1);
    --secondary: #7ECEFD;
    --accent: #FFC36B;
    --dark: rgba(28, 28, 28, 0.95);
    --light: #FFFFFF;
    --gray: #F5F5F5;
    --background-color: rgba(28, 28, 28, 0.7);
}

body {
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* 导航栏样式 */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 1.2rem 5%;
    /*background-color: var(--background-color);*/
    z-index: 1000;
    transition: all 0.3s ease;
    height: 6rem;

}

nav:hover {
    background-color: var(--background-color);
}

.nav-scrolled {
    padding: 0.8rem 5%;
    background-color: var(--background-color);

}

.logo {
    width: 7.344vw;
    height: 3.292vw;
    display: block;
    background: url(/static/image/logo.png) center;
    background-size: 100%;
    /*margin-left: -15.312vw;*/
    object-fit: cover;
}


.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin: 0 1.2rem;
}

.nav-links a {
    text-decoration: none;
    color: #feedef;
    font-size: 18px;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s;
    letter-spacing: -1px;
    line-height: 17px;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary);
}


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

.nav-links a:hover::after, .nav-links a.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
}

.nav-actions i {
    font-size: 1.4rem;
    margin-left: 1.5rem;
    cursor: pointer;
    color: var(--dark);
    transition: color 0.3s;
}

.nav-actions i:hover {
    color: var(--primary);
}

.menu-toggle {
    display: none;
}

/* 页面标题 */
.page-header {
    /*margin: 80px auto;*/
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
    /*height: 866px;*/
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.15;
}

.page-header .carousel-content {
    bottom: 20%;
    left: 15%;
    position: absolute;
    font-size: 3.5rem;
    color: #ffffff;
    z-index: 20;
    opacity: 1;
}

.page-header p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
    position: relative;
}

.header-image img {
    width: 100%;
}

/* 主视觉区域 */
.main-visual {
    padding: 6rem 5%;
    text-align: center;
}

.main-image {
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    position: relative;
}

.main-image img {
    width: 100%;
    display: block;
    transition: transform 0.5s;
}

.main-image:hover img {
    transform: scale(1.02);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    text-align: left;
}

.image-overlay h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.image-overlay p {
    font-size: 1.2rem;
    max-width: 600px;
}

/* 设计灵感部分 */
.design-inspiration {
    padding: 8rem 5%;
    /*background-color: var(--gray);*/
}

.section-title {
    font-size: 2.8rem;
    line-height: 2.8rem;
    text-align: center;
    position: relative;
    font-weight: revert;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
    font-family: HarmonyOSSansSCBold;
}

.section-title2 {
    font-size: 1.8rem;
    line-height: 1.8;
    font-weight: 500;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease 0.2s;
    text-align: center;
    margin: -1rem auto 8rem;
}

.section-title2.animate, .section-title.animate {
    opacity: 1;
    transform: translateY(0);
}

.inspiration-container {
    width: 70%;
    margin: 0 auto;
}

.inspiration-img {
    text-align: center;
}

.inspiration-img img {
    width: 100%;
    display: block;
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s ease 0.4s;
}

.inspiration-img img.animate {
    opacity: 1;
    transform: translateY(0);
}

.inspiration-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
}

.inspiration-card {
    background: white;
    /*border-radius: 16px;*/
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.inspiration-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.inspiration-image {
    height: 280px;
    overflow: hidden;
    position: relative;
}

.inspiration-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.inspiration-card:hover .inspiration-image img {
    transform: scale(1.1);
}

.inspiration-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.inspiration-card:hover .inspiration-overlay {
    opacity: 1;
}

.inspiration-tag {
    background-color: var(--primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.inspiration-content {
    padding: 1.5rem;
}

.inspiration-content h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.inspiration-content p {
    color: #666;
    line-height: 1.6;
}

/* 设计理念部分 */
.design-concept {
    padding: 12rem 5%;
}

.concept-container {
    width: 70%;
    margin: 0 auto;
}

.container-img {
    text-align: center;
}

.container-img img {
    width: 100%;
    display: block;
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s ease 0.4s;
}

.container-img img.animate {
    opacity: 1;
    transform: translateY(0);
}

.concept-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.concept-card {
    background: white;
    /*border-radius: 16px;*/
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.concept-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.concept-image {
    height: 250px;
    overflow: hidden;
}

.concept-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.concept-card:hover .concept-image img {
    transform: scale(1.1);
}

.concept-content {
    padding: 1.5rem;
}

.concept-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.concept-content p {
    color: #666;
    line-height: 1.6;
}

/* 长条图部分 */
.banner-section {
    margin: auto;
    /*padding: 6rem 5%;*/
    /*background-color: var(--gray);*/
}

.banner-container {
    /*max-width: 1200px;*/
    /*margin: 0 auto;*/
}

.banner-image {
    /*border-radius: 16px;*/
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    position: relative;
}

.banner-image img {
    width: 100%;
    display: block;
    /*transition: transform 0.5s;*/
}


.banner-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
}

.banner-overlay h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.banner-overlay p {
    font-size: 1.1rem;
    max-width: 800px;
}

/* 页脚 */
footer {
    background-color: var(--dark);
    color: white;
    padding: 4rem 5% 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-column {
    padding: 0 2rem 0 2rem;
    margin-bottom: 3rem;
}

.footer-column h3 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
    padding-top: 4rem;

}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--primary);
}

.footer-column p {
    line-height: 1.6;
    margin-bottom: 1rem;
    color: #ccc;
    font-size: 0.8rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

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

.social-icons {
    display: flex;
    margin-top: 1.5rem;
}

.social-icons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #444;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 1rem;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
}

.social-icons a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #444;
    text-align: center;
    color: #999;
}

.footer-column a {
    text-decoration: none;
    outline: none;
    color: var(--light)
}

/* 响应式设计 */
@media (max-width: 992px) {
    .inspiration-grid,
    .concept-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: block;
        font-size: 1.5rem;
        cursor: pointer;
    }

    .page-header h1 {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .image-overlay h2 {
        font-size: 2rem;
    }

    .inspiration-grid,
    .concept-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .page-header h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .image-overlay {
        padding: 1rem;
    }

    .image-overlay h2 {
        font-size: 1.5rem;
    }

    .image-overlay p {
        font-size: 1rem;
    }

    .banner-overlay h2 {
        font-size: 1.5rem;
    }

    .banner-overlay p {
        font-size: 1rem;
    }
}