/* Little Lemon Project Specific Styles */

/* 主题颜色 */
:root {
    --lemon-yellow: #F4CE14;
    --lemon-green: #495E57;
    --lemon-orange: #EE9972;
    --lemon-peach: #FBDABB;
    --lemon-white: #EDEFEE;
    --lemon-black: #333333;
}

/* 导航栏样式优化 */
.lemon-nav {
    background: rgba(73, 94, 87, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
}

.lemon-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.lemon-nav .lemon-brand {
    color: var(--lemon-white);
}

.lemon-nav .nav-links {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0 2rem;
    margin-left: auto;
}

.lemon-nav .nav-link {
    color: var(--lemon-white) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.lemon-nav .nav-link:hover {
    color: var(--lemon-yellow) !important;
    transform: translateY(-2px);
}

.lemon-nav .project-title {
    color: var(--lemon-white);
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0 2rem;
    white-space: nowrap;
}

/* 主题切换和语言切换按钮样式 */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

/* 响应式调整 */
@media (max-width: 991px) {
    .lemon-nav .project-title {
        display: none;
    }
    
    .lemon-nav .nav-links {
        gap: 1rem;
        margin: 0 1rem;
    }
}

@media (max-width: 768px) {
    .lemon-nav .nav-links {
        display: none;
    }
    
    .navbar-toggler {
        display: block;
    }
    
    .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(73, 94, 87, 0.95);
        padding: 1rem;
    }
    
    .navbar-collapse.show .nav-links {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
}

/* Hero Section 样式 */
.lemon-hero {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 160px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.lemon-hero h1 {
    color: var(--lemon-yellow);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    background: linear-gradient(45deg, var(--lemon-green), var(--lemon-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lemon-project-title {
    font-size: 1.2rem;
    font-weight: 500;
    background: var(--lemon-yellow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lemon-hero .lead {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 3rem;
}

.lemon-hero-image {
    position: relative;
    padding: 2rem;
    text-align: center;
    width: 100%;
    margin-left: 20%;
}

.lemon-hero-image img{
    max-width: 100%;
    height: auto;
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    transform: scale(1.2);
}

.lemon-hero-image img:hover {
    transform: scale(1.25);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

/* 响应式调整 */
@media (max-width: 991px) {
    .lemon-hero-image {
        width: 100%;
        margin-left: 0;
        margin-top: 3rem;
    }
    .lemon-hero-image img {
        transform: scale(1.1);
    }
    .lemon-hero-image img:hover {
        transform: scale(1.15);
    }
}

/* 项目亮点样式 */
.project-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 3rem 0;
}

.highlight-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.highlight-item:hover {
    background: rgba(244, 206, 20, 0.1);
    transform: translateY(-5px);
}

.highlight-item i {
    color: var(--lemon-yellow);
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* 研究部分样式 */
.lemon-section {
    padding: 100px 0;
    background: var(--lemon-white);
}

.research-content {
    margin-top: 4rem;
}

.persona-card, .journey-map {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    height: 100%;
    transition: all 0.3s ease;
}

.persona-card:hover, .journey-map:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.persona-details, .journey-details {
    margin-top: 2rem;
    text-align: center;
}

/* 设计过程样式 */
.design-stages {
    margin-top: 4rem;
}

.design-stage {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 4rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stage-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.stage-text {
    text-align: center;
}

.stage-text ul {
    list-style: none;
    padding: 0;
    text-align: left;
    margin-top: 2rem;
}

.stage-text li {
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.stage-text li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--lemon-green);
}

/* 结果部分样式 */
.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 4rem 0;
}

.result-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.result-card:hover {
    transform: translateY(-5px);
}

.result-icon {
    font-size: 2.5rem;
    color: var(--lemon-green);
    margin-bottom: 1.5rem;
}

.result-card h3 {
    font-size: 2.5rem;
    color: var(--lemon-yellow);
    margin-bottom: 1rem;
}

.prototype-link {
    text-align: center;
    margin-top: 4rem;
}

.prototype-link .btn-primary {
    background-color: var(--lemon-green);
    border-color: var(--lemon-green);
    padding: 1rem 2rem;
}

.prototype-link .btn-primary:hover {
    background-color: var(--lemon-yellow);
    border-color: var(--lemon-yellow);
    color: var(--lemon-black);
}

/* 深色模式适配 */
[data-theme="dark"] {
    .lemon-section {
        background: #1a1a1a;
    }

    .persona-card, .journey-map, .design-stage, .result-card {
        background: #2d2d2d;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }

    .stage-text li:before {
        color: var(--lemon-yellow);
    }

    .lemon-hero {
        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    }

    .lemon-hero .lead {
        color: var(--text-primary);
    }
}

/* 响应式调整 */
@media (max-width: 991px) {
    .project-highlights {
        grid-template-columns: repeat(2, 1fr);
    }

    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .lemon-hero h1 {
        font-size: 2.8rem;
    }

    .project-highlights {
        grid-template-columns: 1fr;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    .design-stage {
        padding: 2rem;
    }
}

/* 标题样式 */
.lemon-title {
    color: var(--lemon-yellow);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* Section Header 样式 */
.section-header h2 {
    color: var(--lemon-yellow);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* 其他标题样式 */
.stage-header h3,
.persona-details h3,
.journey-details h3 {
    color: var(--lemon-yellow);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

/* 深色模式调整 */
[data-theme="dark"] .lemon-title,
[data-theme="dark"] .section-header h2,
[data-theme="dark"] .stage-header h3,
[data-theme="dark"] .persona-details h3,
[data-theme="dark"] .journey-details h3 {
    color: var(--lemon-yellow);
}