/* 
==============================================
UI设计师个人网站 - 样式表
作者：倪辰
==============================================
*/

/* 基础样式 */
:root {
    --dark-bg: #090712;
    --primary-color: #FFA826;
    --text-color: #FFF9F5;
    --section-padding: 100px 0;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Poppins', 'Microsoft YaHei', sans-serif;
    background-color: var(--dark-bg) !important;
    color: var(--text-color) !important;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-color) !important;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: #e89518;
    text-decoration: none;
}

.section {
    padding: var(--section-padding);
    position: relative;
}

.section:nth-child(odd) {
    background-color: rgba(255, 255, 255, 0.03);
}

.container {
    position: relative;
    z-index: 1;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
    margin-bottom: 15px;
}

.section-title p {
    font-size: 18px;
    color: var(--text-color) !important;
}

/* 导航栏 */
.navbar {
    padding: 15px 0;
    background-color: rgba(9, 7, 18, 0.95);
    backdrop-filter: blur(10px);
    transition: var(--transition);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.navbar.scrolled {
    padding: 10px 0;
    background-color: rgba(9, 7, 18, 0.98);
}

.navbar-brand {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color) !important;
}

.nav-link {
    color: var(--text-color) !important;
    font-weight: 500;
    padding: 8px 15px !important;
    position: relative;
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 70%;
}

.navbar-toggler {
    border: none;
    color: var(--primary-color);
}

.contact-info {
    color: var(--text-color);
    font-size: 14px;
}

.contact-info i {
    color: var(--primary-color);
    margin-right: 5px;
}

/* 首页 */
#home {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
}

.profile-img-container {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.profile-img-container img {
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 5px solid rgba(255, 168, 38, 0.1);
}

.name {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 5px;
}

.title {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 500;
}

.intro {
    margin-bottom: 25px;
    font-size: 16px;
    line-height: 1.8;
}

.personal-info {
    margin-bottom: 30px;
}

.info-item {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}

.info-item i {
    width: 30px;
    height: 30px;
    background-color: rgba(255, 168, 38, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    margin-right: 15px;
}

.btn-download {
    background-color: var(--primary-color);
    color: #fff;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 500;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
}

.btn-download i {
    margin-right: 10px;
}

.btn-download:hover {
    background-color: #e89518;
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 168, 38, 0.2);
}

/* 技能部分 */
.skill-card {
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    padding: 30px;
    height: 100%;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 168, 38, 0.1);
}

.skill-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(255, 168, 38, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.skill-icon i {
    font-size: 28px;
    color: var(--primary-color);
}

.skill-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-color);
}

.skill-card p {
    color: var(--text-color) !important;
    margin-bottom: 0;
}

/* 经验部分 */
.experience-container {
    position: relative;
    margin-bottom: 40px;
}

.experience-category {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 30px;
}

.timeline {
    position: relative;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 5px;
    height: calc(100% - 10px);
    width: 2px;
    background-color: rgba(255, 168, 38, 0.3);
}

/* 教育经历样式 */
.education-timeline-container {
    position: relative;
}

.education-timeline {
    position: relative;
    padding-left: 30px;
    margin-bottom: 20px;
}

.education-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: rgba(255, 168, 38, 0.3);
}

@media (max-width: 767px) {
    .education-timeline-container {
        position: relative;
    }
    
    .education-timeline-container::before {
        content: '';
        position: absolute;
        left: 12px;
        top: 0;
        height: 100%;
        width: 2px;
        background-color: rgba(255, 168, 38, 0.3);
        z-index: 1;
    }
    
    .education-timeline::before {
        display: none;
    }
    
    .education-timeline {
        padding-left: 30px;
        margin-bottom: 30px;
    }
    
    .col-md-6:last-child .education-timeline {
        margin-bottom: 0;
    }
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-content {
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.timeline-content:hover {
    background-color: rgba(255, 255, 255, 0.05);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.timeline-content h4 {
    font-size: 20px;
    margin-bottom: 5px;
}

.timeline-content h5 {
    font-size: 16px;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.timeline-content .period {
    font-size: 14px;
    color: var(--text-color) !important;
    margin-bottom: 8px;
}

.timeline-content p {
    margin-bottom: 0;
    color: var(--text-color) !important;
}

/* 作品部分 */
.portfolio-container {
    margin-bottom: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 30px;
    /* 保持容器与图片比例一致 */
    aspect-ratio: 4/3;
    display: block;
    cursor: pointer;
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.portfolio-item img {
    width: 100%;
    aspect-ratio: 4/3; /* 800x600的比例 */
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(9, 7, 18, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 20px;
    opacity: 0;
    transition: var(--transition);
    transform: translateY(10px);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay h3 {
    color: var(--primary-color);
    font-size: 22px;
    margin-bottom: 10px;
    text-align: center;
}

.portfolio-overlay p {
    color: var(--text-color);
    text-align: center;
    margin-bottom: 20px;
}

.btn-view-project {
    background-color: var(--primary-color);
    color: #fff;
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 500;
    transition: var(--transition);
}

.btn-view-project:hover {
    background-color: #e89518;
    color: #fff;
}

/* 项目模态框 */
.modal-content {
    background-color: var(--dark-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 1.5rem;
}

.btn-back {
    background: none;
    border: none;
    padding: 0.25rem;
    color: var(--text-color);
    opacity: 0.5;
    transition: var(--transition);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-back:hover {
    opacity: 1;
    transform: translateX(-3px);
}

.modal-title {
    color: var(--primary-color);
    font-weight: 600;
}

.btn-close {
    color: var(--text-color);
    filter: invert(1) brightness(200%);
}

.project-content {
    color: var(--text-color);
}

.project-slider {
    margin-bottom: 30px;
}

.project-slider img {
    width: 100%;
    border-radius: 10px;
}

.project-info h3 {
    color: var(--primary-color);
    margin-top: 20px;
    font-size: 20px;
}

.project-info p {
    color: var(--text-color) !important;
}

/* 联系部分 */
.contact-item {
    display: flex;
    margin-bottom: 40px;
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 168, 38, 0.1);
}

.contact-item .icon, .contact-item-centered .icon {
    width: 70px;
    height: 70px;
    background-color: rgba(255, 168, 38, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    flex-shrink: 0;
    transition: var(--transition);
}

.contact-item .icon i, .contact-item-centered .icon i {
    font-size: 28px;
    color: var(--primary-color);
}

.contact-item .text h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.contact-item .text p {
    font-size: 16px;
    color: var(--text-color) !important;
    margin-bottom: 0;
    line-height: 1.6;
}

.contact-form {
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.form-control {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    padding: 12px 15px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.form-control:focus {
    box-shadow: none;
    background-color: rgba(255, 255, 255, 0.07);
    border-color: var(--primary-color);
    color: var(--text-color);
}

.form-control::placeholder {
    color: var(--text-color) !important;
}

.btn-send {
    background-color: var(--primary-color);
    color: #fff;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    width: 100%;
}

.btn-send:hover {
    background-color: #e89518;
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 168, 38, 0.2);
}

/* 页脚 */
footer {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

footer p {
    margin-bottom: 0;
    color: var(--text-color) !important;
}

/* 响应式设计 */
@media (max-width: 991px) {
    .section {
        padding: 80px 0;
    }
    
    #home {
        padding-top: 120px;
    }
    
    .name {
        font-size: 42px;
    }
    
    .title {
        font-size: 20px;
    }
    
    .section-title h2 {
        font-size: 36px;
    }
    
    .navbar-collapse {
        background-color: rgba(9, 7, 18, 0.98);
        backdrop-filter: blur(10px);
        border-radius: 10px;
        padding: 15px;
        margin-top: 15px;
    }
}

@media (max-width: 767px) {
    .section {
        padding: 60px 0;
    }
    
    .name {
        font-size: 36px;
    }
    
    .title {
        font-size: 18px;
    }
    
    .section-title h2 {
        font-size: 30px;
    }
    
    .section-title {
        margin-bottom: 40px;
    }
    
    .portfolio-item img {
        aspect-ratio: 4/3; /* 保持800x600的比例 */
    }
    
    .timeline {
        padding-left: 25px;
    }
    
    .timeline-dot {
        left: -32px;
    }
    
    /* 技能部分手机端两列显示 */
    #skills .col-md-4 {
        width: 50% !important;
    }
    
    /* 手机端技能卡片内边距调整 */
    .skill-card {
        padding: 20px;
    }
    
    /* 手机端技能图标尺寸调整 */
    .skill-icon {
        width: 55px;
        height: 55px;
        margin-bottom: 15px;
        transition: transform 0.3s ease, background-color 0.3s ease;
    }
    
    .skill-icon i {
        font-size: 22px;
    }
    
    /* 手机端图标悬停效果 */
    .skill-card:active .skill-icon {
        transform: scale(1.1);
        background-color: rgba(255, 168, 38, 0.2);
    }
    
    /* 手机端技能卡片标题调整 */
    .skill-card h3 {
        font-size: 18px;
        margin-bottom: 10px;
    }
    
    /* 手机端技能卡片文字调整 */
    .skill-card p {
        font-size: 14px;
        line-height: 1.5;
    }
    
    /* 手机端联系方式样式调整 */
    .contact-item {
        padding: 20px;
    }
    
    .contact-item .icon, .contact-item-centered .icon {
        width: 55px;
        height: 55px;
        margin-right: 15px;
    }
    
    .contact-item .icon i, .contact-item-centered .icon i {
        font-size: 22px;
    }
    
    .contact-item .text h3 {
        font-size: 18px;
        margin-bottom: 8px;
    }
    
    .contact-item .text p {
        font-size: 14px;
        line-height: 1.5;
    }
    
    .contact-item:active .icon {
        transform: scale(1.1);
        background-color: rgba(255, 168, 38, 0.2);
    }
}

/* 动画延迟 */
.animate__animated.animate__delay-1 {
    animation-delay: 0.2s;
}

.animate__animated.animate__delay-2 {
    animation-delay: 0.4s;
}

.animate__animated.animate__delay-3 {
    animation-delay: 0.6s;
}

.animate__animated.animate__delay-4 {
    animation-delay: 0.8s;
}

/* 微信图标特殊样式 */
.wechat-icon {
    position: relative;
}

.wechat-icon .icon {
    animation: breathe 2s ease-in-out infinite;
}

@keyframes breathe {
    0% {
        box-shadow: 0 0 5px rgba(255, 168, 38, 0.2);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 168, 38, 0.4);
    }
    100% {
        box-shadow: 0 0 5px rgba(255, 168, 38, 0.2);
    }
}

.wechat-qr {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #fff;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    display: none;
    z-index: 100;
    margin-bottom: 15px;
}

.wechat-qr::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 8px;
    border-style: solid;
    border-color: #fff transparent transparent transparent;
}

.wechat-qr img {
    width: 150px;
    height: 150px;
    display: block;
}

.wechat-icon:hover .wechat-qr {
    display: block;
}

.education-tag {
    display: inline-block;
    font-size: 10px;
    color: var(--text-color) !important;
    background-color: transparent;
    padding: 0 8px;
    border-radius: 10px;
    margin-left: 5px;
    vertical-align: middle;
    border: 1px solid rgba(255, 255, 255, 0.15);
    line-height: 1.4;
    height: 16px;
    line-height: 14px;
}

.education-tag:first-of-type {
    margin-left: 5px;
}

/* 桌面端样式确保 */
@media (min-width: 1024px) {
    /* 确保桌面端技能部分为三列显示 */
    #skills .col-md-4 {
        width: 33.333333% !important;
    }
    
    /* 确保桌面端联系部分为三列显示 */
    #contact .col-lg-4 {
        width: 33.333333% !important;
        padding: 0 15px !important;
    }
    
    #contact .col-lg-4:last-child {
        width: 33.333333% !important;
        margin-top: 0 !important;
    }
    
    /* 桌面端技能卡片样式 */
    .skill-card {
        padding: 30px;
    }
    
    .skill-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 20px;
    }
    
    .skill-icon i {
        font-size: 28px;
    }
    
    .skill-card h3 {
        font-size: 22px;
        margin-bottom: 15px;
    }
    
    .skill-card p {
        font-size: 16px;
        line-height: 1.6;
    }
    
    /* 桌面端联系方式样式 */
    .contact-item-centered {
        padding: 20px;
    }
    
    .contact-item-centered .icon {
        margin-bottom: 15px;
        font-size: 1.5rem;
    }
    
    .contact-item-centered .text h4 {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }
    
    .contact-item-centered .text p {
        font-size: 1rem;
        margin-bottom: 0;
    }
    
    /* 桌面端导航栏样式 */
    .navbar-collapse {
        background-color: transparent;
        backdrop-filter: none;
        border-radius: 0;
        padding: 0;
        margin-top: 0;
    }
    
    /* 桌面端字体大小 */
    .name {
        font-size: 52px;
    }
    
    .title {
        font-size: 24px;
    }
    
    .section-title h2 {
        font-size: 42px;
    }
    
    .section {
        padding: 100px 0;
    }
    
    #home {
        padding-top: 100px;
    }
}

/* 中等屏幕尺寸样式确保 */
@media (min-width: 768px) and (max-width: 1023px) {
    /* 确保中等屏幕技能部分为三列显示 */
    #skills .col-md-4 {
        width: 33.333333% !important;
    }
    
    /* 确保中等屏幕联系部分为三列显示 */
    #contact .col-lg-4 {
        width: 33.333333% !important;
        padding: 0 15px !important;
    }
    
    #contact .col-lg-4:last-child {
        width: 33.333333% !important;
        margin-top: 0 !important;
    }
    
    /* 中等屏幕技能卡片样式 */
    .skill-card {
        padding: 25px;
    }
    
    .skill-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 18px;
    }
    
    .skill-icon i {
        font-size: 24px;
    }
    
    .skill-card h3 {
        font-size: 20px;
        margin-bottom: 12px;
    }
    
    .skill-card p {
        font-size: 15px;
        line-height: 1.6;
    }
}