/* 基于Theme.qml的颜色变量 */
:root {
    /* 主题色 */
    --primary-green: #00ff00;
    --primary-light-green: #33ff33;
    --primary-dark-green: #00cc00;
    
    /* 背景色 */
    --background-black: #1a1a1a;
    --background-dark-gray: #2a2a2a;
    --background-pure-black: #000000;
    --background-black-green: #0a1a0a;
    --background-light-green: rgba(0, 255, 0, 0.1);
    
    /* 文本色 */
    --text-white: #ffffff;
    --text-green: #00ff00;
    --text-gray: #808080;
    --text-red: #ff0000;
    --text-yellow: #ffff00;
    --text-black: #000000;
    --text-black-green: #1a2a1a;
    
    /* 边框色 */
    --border-dark-green: #006600;
    --border-light-green: #00ff00;
    --border-dark-gray: #333333;
    
    /* 状态色 */
    --success: #00ff00;
    --warning: #ffff00;
    --error: #ff0000;
    --danger: #ff0000;
    --info: #00ffff;
}

/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: var(--background-pure-black);
    color: var(--text-white);
    overflow-x: hidden;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* Navbar */
.navbar {
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-dark-green);
    padding: 1rem 0;
}

.navbar-brand .brand-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-green);
    text-shadow: 0 0 5px rgba(0, 255, 0, 0.3);
}

.nav-link {
    color: var(--text-white) !important;
    font-size: 14px;
    padding: 0.5rem 1rem !important;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-green) !important;
    text-shadow: 0 0 3px rgba(0, 255, 0, 0.25);
}

.btn-download {
    background-color: var(--background-dark-gray);
    border: 1px solid var(--border-dark-green);
    border-radius: 5px;
}

.btn-download:hover {
    background-color: var(--background-black-green);
    border-color: var(--border-light-green);
}

.btn-member {
    background-color: var(--background-black-green);
    border: 1px solid var(--border-light-green);
    border-radius: 5px;
    color: var(--text-green) !important;
}

.btn-member:hover {
    background-color: var(--primary-dark-green);
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.4);
}

/* Dropdown Menu */
.dropdown-menu-dark {
    background-color: var(--background-dark-gray);
    border: 1px solid var(--border-dark-green);
}

.dropdown-item {
    color: var(--text-white);
}

.dropdown-item:hover {
    background-color: var(--background-black-green);
    color: var(--text-green);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    padding-top: 80px;
    background: linear-gradient(180deg, var(--background-pure-black) 0%, var(--background-black-green) 100%);
    position: relative;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 0, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    color: var(--text-green);
    text-shadow: 0 0 8px rgba(0, 255, 0, 0.4);
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 2rem;
    color: var(--text-white);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-white);
    margin-bottom: 1rem;
    font-weight: 500;
}

.hero-usecases {
    font-size: 1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    font-style: italic;
}

.hero-contact {
    font-size: 0.95rem;
    color: var(--text-gray);
}

.hero-contact i {
    color: var(--text-green);
    margin-right: 0.4rem;
}

.hero-buttons .btn {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.hero-image {
    position: relative;
}

.hero-image img {
    cursor: pointer;
    transition: all 0.3s ease;
    width: 120% !important;
    max-width: 120% !important;
    margin-left: -10%;
    animation: float 3s ease-in-out infinite;
}

.hero-image img:hover {
    transform: scale(1.05) !important;
    box-shadow: 0 10px 40px rgba(0, 255, 0, 0.3);
    animation: none;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-dark-green);
    border-color: var(--border-light-green);
    color: var(--text-white);
}

.btn-primary:hover {
    background-color: var(--primary-green);
    border-color: var(--border-light-green);
    box-shadow: 0 0 12px rgba(0, 255, 0, 0.5);
    transform: translateY(-2px);
}

.btn-outline-primary {
    color: var(--text-green);
    border-color: var(--border-light-green);
}

.btn-outline-primary:hover {
    background-color: var(--primary-dark-green);
    border-color: var(--border-light-green);
    color: var(--text-white);
    box-shadow: 0 0 12px rgba(0, 255, 0, 0.5);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    color: var(--text-green);
    text-shadow: 0 0 6px rgba(0, 255, 0, 0.35);
    margin-bottom: 1rem;
    font-weight: bold;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
}

/* Features Section */
.features-section {
    background-color: var(--background-black);
    position: relative;
    padding: 100px 0;
}

.feature-row {
    margin-bottom: 120px;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.feature-row.visible {
    opacity: 1;
    transform: translateY(0);
}

.feature-row:last-child {
    margin-bottom: 0;
}

.feature-image-wrapper {
    position: relative;
    padding: 20px;
}

.feature-large-image {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 255, 0, 0.1);
    transition: all 0.4s ease;
    border: 1px solid var(--border-dark-gray);
}

.feature-row:hover .feature-large-image {
    box-shadow: 0 15px 60px rgba(0, 255, 0, 0.2);
    border-color: var(--border-dark-green);
    transform: scale(1.02);
}

.feature-content {
    padding: 40px;
}

.feature-main-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--text-white);
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.feature-main-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-green), transparent);
}

.feature-main-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* 移动端调整 */
@media (max-width: 991px) {
    .feature-row {
        margin-bottom: 80px;
    }
    
    .feature-content {
        padding: 20px 0;
        text-align: center;
    }
    
    .feature-main-title {
        font-size: 2rem;
    }
    
    .feature-main-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .feature-main-description {
        font-size: 1rem;
    }
    
    .feature-image-wrapper {
        margin-bottom: 20px;
    }
}

/* Tools Section */
.tools-section {
    background: linear-gradient(180deg, var(--background-black) 0%, var(--background-black-green) 100%);
}

.tool-card {
    background-color: var(--background-dark-gray);
    border: 1px solid var(--border-dark-green);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}

.tool-card:hover {
    border-color: var(--border-light-green);
    box-shadow: 0 0 25px rgba(0, 255, 0, 0.15);
    transform: translateY(-5px);
}

.tool-icon {
    width: 60px;
    height: 60px;
    background-color: var(--background-black-green);
    border: 1px solid var(--border-dark-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.tool-icon i {
    font-size: 1.5rem;
    color: var(--text-green);
}

.tool-card h4 {
    color: var(--text-white);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.tool-card p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Users Section */
.users-section {
    background-color: var(--background-black);
}

.user-card {
    background-color: var(--background-dark-gray);
    border: 1px solid var(--border-dark-gray);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}

.user-card:hover {
    border-color: var(--border-light-green);
    box-shadow: 0 0 25px rgba(0, 255, 0, 0.15);
    transform: translateY(-5px);
}

.user-name {
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.user-rating {
    color: var(--text-yellow);
    margin-bottom: 1rem;
}

.user-rating i {
    font-size: 1rem;
}

.user-comment {
    color: var(--text-gray);
    font-size: 0.9rem;
    font-style: italic;
}

/* Download Section */
.download-section {
    background: linear-gradient(180deg, var(--background-black-green) 0%, var(--background-pure-black) 100%);
}

.download-buttons {
    margin-top: 2rem;
}

.download-info {
    font-size: 1.1rem;
}

.download-info p {
    margin-bottom: 0.5rem;
}

.download-image {
    animation: float 3s ease-in-out infinite;
}

/* Contact Section */
.contact-section {
    background-color: var(--background-black);
    text-align: center;
}

.contact-section .btn {
    margin-top: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--background-pure-black);
    border-top: 1px solid var(--border-dark-green);
    padding: 3rem 0 1rem;
}

.footer h5,
.footer h6 {
    color: var(--text-green);
    margin-bottom: 1rem;
}

.footer p {
    color: var(--text-gray);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-divider {
    border-color: var(--border-dark-gray);
    margin: 2rem 0 1rem;
}

.copyright {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 991px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 767px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-usecases {
        font-size: 0.9rem;
    }
    
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .hero-buttons .btn:last-child {
        margin-bottom: 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .download-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
    }
}

/* 加载动画 */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--background-pure-black);
}

::-webkit-scrollbar-thumb {
    background: var(--border-dark-green);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark-green);
}

/* 图片放大模态框 */
.image-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    animation: zoomIn 0.3s ease;
}

.image-modal-content img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border: 2px solid var(--border-light-green);
    box-shadow: 0 0 50px rgba(0, 255, 0, 0.5);
    border-radius: 8px;
}

.image-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--text-white);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    background: none;
    border: none;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-modal-close:hover {
    color: var(--text-green);
    transform: rotate(90deg);
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.8);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* 响应式调整 */
@media (max-width: 991px) {
    .hero-image img {
        width: 100% !important;
        max-width: 100% !important;
        margin-left: 0 !important;
    }
    
    .image-modal-content {
        max-width: 95%;
        max-height: 85vh;
    }
}