/* tikout/sponsorship/styles.css */

:root {
    --primary-red: #FF0040;
    --primary-orange: #FF6B00;
    --dark-red: #CC0033;
    --bright-orange: #FF8533;
    
    --bg-dark: #0A0A0A;
    --bg-secondary: #1A1A1A;
    --bg-light: #222222;
    --text-primary: #FFFFFF;
    --text-secondary: #CCCCCC;
    --text-muted: #888888;
    
    --neon-blue: #00FFFF;
    --neon-purple: #FF00FF;
    --energy-green: #00FF88;
    
    --font-primary: 'Orbitron', monospace;
    --font-secondary: 'Noto Sans SC', sans-serif;
    
    --shadow-glow: 0 0 30px rgba(255, 0, 64, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --border-neon: 2px solid var(--primary-red);
    
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: url('../assets/images/logo-static.png'); /* 相对于 styles.css 的路径 */
    background-repeat: no-repeat;
    background-size: cover; /* 使图片覆盖整个背景区域 */
    background-position: center center; /* 将背景图居中 */
    background-attachment: fixed;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    width: 100%;
    box-sizing: border-box;
}

header {
    background-color: rgba(26, 26, 26, 0.8); /* 调整为半透明 */
    padding: 20px 0;
    text-align: center;
    border-bottom: 1px solid var(--primary-red);
}

header h1 {
    font-family: var(--font-primary);
    color: var(--primary-red);
    font-size: 2.5em;
    margin: 0;
    text-shadow: 0 0 10px rgba(255, 0, 64, 0.5);
}

header p {
    color: var(--text-secondary);
    font-size: 1.1em;
    margin: 5px 0 0;
}

section {
    padding: 60px 0;
    text-align: center;
}

section.dark-bg {
    background-color: rgba(26, 26, 26, 0.8); /* 调整为半透明 */
}

h2 {
    font-family: var(--font-primary);
    color: var(--primary-orange);
    font-size: 2.2em;
    margin-bottom: 30px;
    text-shadow: 0 0 8px rgba(255, 107, 0, 0.5);
}

h3 {
    font-family: var(--font-primary);
    color: var(--primary-red);
    font-size: 1.8em;
    margin-bottom: 20px;
    text-shadow: 0 0 6px rgba(255, 0, 64, 0.4);
}

p {
    color: var(--text-secondary);
    font-size: 1.05em;
    margin-bottom: 15px;
}

.btn {
    display: inline-block;
    background-color: var(--primary-red);
    color: var(--text-primary);
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: 1.1em;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
    box-shadow: 0 0 15px rgba(255, 0, 64, 0.5);
}

.btn:hover {
    background-color: var(--dark-red);
    box-shadow: 0 0 20px rgba(255, 0, 64, 0.8);
}

.btn-small {
    padding: 8px 15px;
    font-size: 0.9em;
}

/* Hero Section */
#hero {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7));
    color: var(--text-primary);
    padding: 100px 0;
}

#hero h2 {
    color: var(--neon-blue);
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.8);
    font-size: 3em;
}

#hero p {
    font-size: 1.3em;
    max-width: 800px;
    margin: 20px auto 40px;
}

/* About Section */
.stats-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-top: 40px;
}

.stat-item {
    background-color: var(--bg-light);
    border: 1px solid var(--primary-orange);
    border-radius: 8px;
    padding: 20px;
    margin: 15px;
    flex: 1 1 calc(33% - 60px);
    max-width: 300px;
    box-shadow: 0 0 10px rgba(255, 107, 0, 0.3);
}

.stat-item h4 {
    color: var(--bright-orange);
    font-family: var(--font-primary);
    font-size: 2em;
    margin-bottom: 10px;
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 1em;
}

/* Benefits Section */
#benefits .benefit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.benefit-item {
    background-color: var(--bg-light);
    border: 1px solid var(--neon-blue);
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.5);
}

.benefit-item h4 {
    color: var(--neon-blue);
    font-family: var(--font-primary);
    font-size: 1.5em;
    margin-bottom: 10px;
    margin-top: 15px; /* 调整标题与图片下方间距 */
}

.benefit-item img {
    width: 100%; /* 使图片适应容器宽度 */
    height: auto; /* 保持图片宽高比 */
    border-radius: 8px; /* 添加圆角 */
    margin-bottom: 15px; /* 图片下方留白 */
    display: block; /* 使图片成为块级元素，以便居中 */
    margin-left: auto;
    margin-right: auto;
}

.benefit-item p {
    color: var(--text-secondary);
    font-size: 0.95em;
}

.benefit-item h4 {
    color: var(--neon-blue);
    font-family: var(--font-primary);
    font-size: 1.5em;
    margin-bottom: 10px;
}

.benefit-item p {
    color: var(--text-secondary);
    font-size: 0.95em;
}

/* Sponsorship Tiers Section */
#sponsorship-tiers .tier-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.tier-item {
    background-color: var(--bg-light);
    border: 2px solid var(--primary-red);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 0 20px rgba(255, 0, 64, 0.3);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.tier-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(255, 0, 64, 0.6);
}

.tier-item h4 {
    color: var(--primary-red);
    font-family: var(--font-primary);
    font-size: 1.6em;
    margin-bottom: 20px;
}

.tier-item ul {
    list-style: none;
    padding: 0;
    text-align: left;
    flex-grow: 1;
}

.tier-item ul li {
    color: var(--text-secondary);
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.tier-item ul li::before {
    content: '»';
    color: var(--primary-orange);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.tier-item .btn-small {
    margin-top: 20px;
    align-self: center;
}

/* Why Participate Page Styles */
.reason-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.reason-item {
    background-color: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--primary-color);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.reason-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
}

.reason-item h3 {
    color: var(--primary-color);
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8em;
    margin-bottom: 20px;
    text-align: center;
}

.reason-item ul {
    list-style: none;
    padding: 0;
}

.reason-item ul li {
    margin-bottom: 15px;
    line-height: 1.6;
    color: #e0e0e0;
}

.reason-item ul li strong {
    color: var(--secondary-color);
}

/* How We Achieve Section */
.light-bg {
    background-color: rgba(34, 34, 34, 0.8); /* 调整为半透明 */
}

#how-we-achieve h2 {
    color: var(--primary-orange);
    text-shadow: 0 0 8px rgba(255, 107, 0, 0.5);
}

#how-we-achieve p {
    color: var(--text-secondary);
    font-size: 1.05em;
    margin-bottom: 30px;
}

.how-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.how-item {
    background-color: var(--bg-light);
    border: 1px solid var(--neon-blue);
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    text-align: left;
}

.how-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.5);
}

.how-item h3 {
    color: var(--neon-blue);
    font-family: var(--font-primary);
    font-size: 1.5em;
    margin-bottom: 15px;
    text-align: center;
}

.how-item p {
    color: var(--text-secondary);
    font-size: 0.95em;
}

/* Media Value Section */
#media-value .value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.value-item {
    background-color: var(--bg-light);
    border: 1px solid var(--energy-green);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
    text-align: center;
}

.value-item h4 {
    color: var(--energy-green);
    font-family: var(--font-primary);
    font-size: 1.4em;
    margin-bottom: 10px;
}

.value-item p {
    color: var(--text-secondary);
    font-size: 0.95em;
    margin-bottom: 5px;
}

.value-item .highlight {
    color: var(--bright-orange);
    font-weight: bold;
    font-family: var(--font-primary);
}

/* Endorsement Section */
#endorsement ul {
    list-style: none;
    padding: 0;
    text-align: left;
    max-width: 800px;
    margin: 30px auto;
}

#endorsement ul li {
    color: var(--text-secondary);
    margin-bottom: 15px;
    position: relative;
    padding-left: 30px;
    font-size: 1.05em;
}

#endorsement ul li::before {
    content: '»';
    color: var(--neon-blue);
    position: absolute;
    left: 0;
    font-weight: bold;
    font-size: 1.2em;
}

.note {
    color: var(--text-muted);
    font-size: 0.85em;
    margin-top: 30px;
}

/* Contact Section */
#contact p a {
    color: var(--primary-orange);
    text-decoration: none;
    font-weight: bold;
}

#contact p a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    background-color: rgba(26, 26, 26, 0.8); /* 调整为半透明 */
    color: var(--text-muted);
    text-align: center;
    padding: 20px 0;
    margin-top: auto; /* Push footer to the bottom */
    border-top: 1px solid var(--primary-red);
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }

    #hero h2 {
        font-size: 2.2em;
    }

    section {
        padding: 40px 0;
    }

    .stat-item {
        flex: 1 1 100%;
        max-width: none;
    }

    .benefit-item, .tier-item {
        padding: 20px;
    }

    .benefit-item img {
        width: 60px;
        height: 60px;
    }
}