@charset "UTF-8";

/* ==========================================================================
   ThtPress Theme: Cultural Media Edition
   Style: Editorial, Minimalist, Artistic, Warm
   ========================================================================== */

/* --- 1. 全局与基础变量 --- */
:root {
    /* 文化传媒专属色板 */
    --primary-color: #C85A47; /* 高级赤土/朱红色，代表创意与热情 */
    --secondary-color: #2B3A4A; /* 深空石板灰，代表专业与沉稳 */
    --bg-color: #F9F8F6; /* 暖米色，类似特种纸张的质感 */
    --surface-color: #FFFFFF; /* 卡片/内容表面颜色 */
    --text-main: #1C1C1E; /* 几乎纯黑，用于主文本 */
    --text-muted: #6B6B70; /* 次要文本 */
    --border-color: #E6E4DD; /* 柔和的边框色 */
    
    /* 字体栈设定：标题使用优雅的衬线体，正文使用现代无衬线体 */
    --font-heading: "Playfair Display", "Noto Serif SC", "Georgia", "Songti SC", "SimSun", serif;
    --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* 艺术感阴影 */
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 20px 40px rgba(43, 58, 74, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--font-body);
    line-height: 1.7;
    color: var(--text-main);
    background-color: var(--bg-color);
    display: flex; 
    flex-direction: column; 
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

main { flex: 1; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* 优雅的标题系统 */
h1, h2, h3, h4 { 
    font-family: var(--font-heading); 
    color: var(--text-main); 
    font-weight: 600;
    line-height: 1.3;
}

h2 { 
    font-size: 2.8rem; 
    text-align: center; 
    margin-bottom: 4rem; 
    position: relative; 
    letter-spacing: 0.05em;
}
/* 标题下方的装饰线改为细长优雅的样式 */
h2::after { 
    content: ''; 
    position: absolute; 
    bottom: -15px; 
    left: 50%; 
    transform: translateX(-50%); 
    width: 40px; 
    height: 1px; 
    background-color: var(--primary-color); 
}

section { padding: 100px 0; }
section:nth-of-type(even) { background-color: var(--surface-color); }

/* 按钮：采用杂志风格的线框/实心切换 */
.btn {
    display: inline-block; 
    padding: 14px 36px; 
    background-color: transparent;
    color: var(--text-main); 
    text-decoration: none; 
    font-family: var(--font-body);
    font-weight: 500;
    letter-spacing: 0.05em;
    border: 1px solid var(--text-main);
    border-radius: 0; /* 直角边缘，更具高级感 */
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
}
.btn:hover { 
    background-color: var(--primary-color); 
    color: #fff; 
    border-color: var(--primary-color);
    transform: translateY(-3px); 
    box-shadow: 0 10px 20px rgba(200, 90, 71, 0.2);
}

/* --- 2. 头部与导航 (Header) --- */
.main-header { 
    background-color: rgba(249, 248, 246, 0.9); 
    backdrop-filter: blur(10px); /* 毛玻璃效果 */
    position: sticky; 
    top: 0; 
    z-index: 1000; 
    width: 100%; 
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.main-header .container { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    height: 80px; 
}
.logo { 
    font-family: var(--font-heading);
    font-size: 1.8rem; 
    font-weight: 700; 
    color: var(--primary-color); 
    text-decoration: none; 
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.main-nav ul { display: flex; list-style: none; }
.main-nav ul li { margin-left: 40px; }
.main-nav ul li a { 
    text-decoration: none; 
    color: var(--text-main); 
    font-size: 0.95rem;
    font-weight: 500; 
    position: relative; 
    padding: 8px 0; 
    transition: color 0.3s ease;
}
/* 导航下划线动画 */
.main-nav ul li a::after { 
    content: ''; 
    position: absolute; 
    bottom: 0; 
    left: 0; 
    width: 0; 
    height: 1px; 
    background-color: var(--primary-color); 
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
}
.main-nav ul li a:hover { color: var(--primary-color); }
.main-nav ul li a:hover::after, .main-nav ul li a.active::after { width: 100%; }
.main-nav ul li a.active { color: var(--primary-color); }

.menu-toggle { display: none; cursor: pointer; background: none; border: none; font-size: 1.5rem; color: var(--text-main); }

/* --- 3. 英雄区域 (Hero) --- */
/* 营造电影打光/舞台追光的视觉效果 */
#hero {
    background-color: var(--secondary-color);
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(200, 90, 71, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(249, 248, 246, 0.05) 0%, transparent 50%);
    color: var(--bg-color); 
    height: 85vh; 
    min-height: 600px;
    display: flex; 
    align-items: center; 
    justify-content: center; 
    text-align: center; 
    padding: 0 20px;
    position: relative;
    overflow: hidden;
}
/* 添加纯CSS网格背景增加质感 */
#hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 30px 30px;
    pointer-events: none;
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
#hero h1 { 
    font-size: 4rem; 
    color: #FFF; 
    margin-bottom: 1.5rem; 
    letter-spacing: 0.02em;
    text-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
#hero p { 
    font-size: 1.2rem; 
    font-weight: 300;
    margin: 0 auto 3rem; 
    opacity: 0.8; 
    color: #F9F8F6;
}
#hero .btn {
    border-color: rgba(255,255,255,0.5);
    color: #FFF;
}
#hero .btn:hover {
    background-color: #FFF;
    color: var(--secondary-color);
    border-color: #FFF;
}

/* --- 4. 解决方案 (重塑为：核心业务/服务领域) --- */
/* 修复：使用 min(100%, 320px) 避免在极小屏幕下出现横向滚动条 */
.solutions-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); 
    gap: 40px; 
}
.solution-card { 
    background-color: transparent; 
    padding: 40px 30px; 
    border: 1px solid var(--border-color);
    transition: all 0.4s ease; 
    position: relative;
    overflow: hidden;
}
.solution-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 3px; height: 0;
    background-color: var(--primary-color);
    transition: height 0.4s ease;
}
.solution-card:hover { 
    background-color: var(--surface-color);
    box-shadow: var(--shadow-hover); 
    transform: translateY(-5px);
    border-color: transparent;
}
.solution-card:hover::before { height: 100%; }

/* 图标改造：包豪斯艺术抽象几何风格 */
.solution-icon { 
    width: 60px; height: 60px; 
    margin: 0 0 25px 0; /* 左对齐更具排版感 */
    position: relative; 
    background: transparent !important;
}
.solution-icon::before, .solution-icon::after { 
    content: ''; position: absolute; transition: all 0.3s ease;
}

/* 抽象造型：媒体与传播 */
.icon-cloud::before { 
    width: 40px; height: 40px; border-radius: 50%; background: var(--primary-color); opacity: 0.8; left: 0; top: 10px; mix-blend-mode: multiply;
}
.icon-cloud::after { 
    width: 30px; height: 30px; border-radius: 50%; background: var(--secondary-color); opacity: 0.8; left: 20px; top: 20px; mix-blend-mode: multiply;
}
/* 抽象造型：数据与影像 */
.icon-data::before { 
    width: 25px; height: 25px; border: 3px solid var(--secondary-color); top: 10px; left: 5px; transform: rotate(45deg);
}
.icon-data::after { 
    width: 25px; height: 25px; background: var(--primary-color); top: 20px; left: 25px;
}
.icon-data span { display: none; }
/* 抽象造型：AI与创意 */
.icon-ai::before {
    width: 0; height: 0; border-left: 20px solid transparent; border-right: 20px solid transparent; border-bottom: 35px solid var(--primary-color); top: 10px; left: 10px;
}
.icon-ai::after {
    width: 15px; height: 15px; background: var(--secondary-color); border-radius: 50%; top: 40px; left: 40px;
}
/* 抽象造型：安全与版权 */
.icon-security::before { 
    width: 40px; height: 40px; border: 3px solid var(--secondary-color); border-radius: 10px; top: 10px; left: 10px;
}
.icon-security::after { 
    width: 20px; height: 20px; background: var(--primary-color); top: 20px; left: 20px; border-radius: 3px;
}
/* 抽象造型：互联与网络 */
.icon-iot::before { 
    width: 50px; height: 2px; background: var(--secondary-color); top: 30px; left: 5px; transform: rotate(-30deg);
}
.icon-iot::after { 
    width: 16px; height: 16px; background: var(--primary-color); border-radius: 50%; top: 15px; left: 40px; box-shadow: -35px 20px 0 var(--secondary-color);
}
/* 抽象造型：咨询与策划 */
.icon-consult::before {
    width: 30px; height: 40px; border: 3px solid var(--primary-color); top: 10px; left: 10px;
}
.icon-consult::after {
    width: 20px; height: 20px; background: var(--secondary-color); top: 30px; left: 25px;
}

.solution-card h3 { 
    font-size: 1.5rem; 
    color: var(--text-main); 
    margin-bottom: 15px;
}
.solution-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- 5. 关于我们 --- */
#about { background-color: var(--surface-color); }
#about .about-content { 
    display: flex; 
    align-items: center; 
    gap: 60px; 
}
.about-text { flex: 1; }
.about-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}
.about-text p { 
    margin-bottom: 1.5rem; 
    color: var(--text-muted);
    font-size: 1.05rem;
}
/* 艺术视觉块：纯CSS构造的蒙德里安风格/现代画框 */
.about-visual {
    flex: 1; 
    height: 400px; 
    background-color: var(--bg-color);
    position: relative; 
    overflow: hidden;
    border: 1px solid var(--border-color);
}
.about-visual::before {
    content: '';
    position: absolute;
    top: 10%; right: -10%; width: 60%; height: 120%;
    background-color: var(--primary-color);
    transform: rotate(15deg);
    opacity: 0.9;
}
.about-visual::after {
    content: '';
    position: absolute;
    bottom: 10%; left: 10%; width: 50%; height: 50%;
    background-color: var(--secondary-color);
    mix-blend-mode: multiply;
}
.about-visual span { 
    position: absolute;
    top: 50%; left: 50%; transform: translate(-50%, -50%);
    z-index: 10;
    color: #FFF; 
    font-family: var(--font-heading);
    font-size: 2rem; 
    font-weight: bold; 
    white-space: nowrap;
    letter-spacing: 0.1em;
    mix-blend-mode: difference;
}
.about-action { margin-top: 2.5rem; }

/* --- 6. 资讯中心 (News/Blog Grid) 杂志排版 --- */
/* 修复：使用 min(100%, 340px) 提升小屏幕适配性 */
.news-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); 
    gap: 40px; 
}
.news-card {
    background-color: var(--surface-color); 
    display: flex; 
    flex-direction: column; 
    transition: transform 0.4s ease;
    border-bottom: 1px solid var(--border-color); /* 仅保留底边框的轻盈感 */
    padding-bottom: 20px;
}
.news-card:hover { transform: translateY(-8px); }

/* 图片容器：优雅比例 */
.news-cover {
    height: 240px; 
    width: 100%; 
    overflow: hidden; 
    position: relative;
    background-color: var(--secondary-color);
    margin-bottom: 20px;
}
/* 如果没有图片，默认显示艺术渐变 */
.news-card:nth-child(3n+1) .news-cover { background: linear-gradient(135deg, #3A4042 0%, #1A1C1D 100%); }
.news-card:nth-child(3n+2) .news-cover { background: linear-gradient(135deg, #C85A47 0%, #8A3728 100%); }
.news-card:nth-child(3n+3) .news-cover { background: linear-gradient(135deg, #8E9296 0%, #4D5256 100%); }

.news-cover img {
    width: 100%; height: 100%; 
    object-fit: cover; 
    display: block;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    filter: grayscale(20%) contrast(110%); /* 略带复古电影感 */
}
.news-card:hover .news-cover img { transform: scale(1.05); filter: grayscale(0%) contrast(100%); }

.news-content { display: flex; flex-direction: column; flex-grow: 1; }
.news-meta { 
    font-size: 0.8rem; 
    color: var(--primary-color); /* 分类和时间使用强调色 */
    margin-bottom: 10px; 
    display: flex; 
    gap: 15px; 
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.news-meta a { color: inherit; text-decoration: none; transition: color 0.3s ease; }
.news-meta a:hover { color: var(--secondary-color); }

.news-content h4 { 
    font-size: 1.4rem; 
    margin-bottom: 1rem; 
    line-height: 1.4;
}
.news-content h4 a { 
    text-decoration: none; 
    color: var(--text-main); 
    transition: color 0.3s; 
}
.news-content h4 a:hover { color: var(--primary-color); }

.news-content p { 
    flex-grow: 1; 
    margin-bottom: 1.5rem; 
    font-size: 0.95rem; 
    color: var(--text-muted); 
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.read-more-link { 
    text-decoration: none; 
    color: var(--text-main); 
    font-weight: 600; 
    font-size: 0.9rem;
    align-self: flex-start; 
    position: relative;
    padding-bottom: 2px;
}
.read-more-link::after {
    content: '';
    position: absolute; bottom: 0; left: 0;
    width: 100%; height: 1px;
    background-color: var(--text-main);
    transition: width 0.3s ease;
}
.read-more-link:hover { color: var(--primary-color); }
.read-more-link:hover::after { background-color: var(--primary-color); width: 50%; }

/* --- 7. FAQ 极简手风琴 --- */
.faq-accordion { max-width: 800px; margin: 0 auto; }
.faq-item { 
    border-bottom: 1px solid var(--border-color); 
    margin-bottom: 10px;
}
.faq-question {
    width: 100%; background: none; border: none; text-align: left; 
    padding: 25px 0;
    font-family: var(--font-heading);
    font-size: 1.25rem; 
    font-weight: 600; 
    cursor: pointer; display: flex;
    justify-content: space-between; align-items: center; 
    color: var(--text-main);
    transition: color 0.3s ease;
}
.faq-question:hover { color: var(--primary-color); }
.faq-question::after { 
    content: '↓'; /* 更改为更优雅的箭头 */
    font-family: var(--font-body);
    font-size: 1.2rem; 
    color: var(--text-muted); 
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
}
.faq-item.active .faq-question::after { transform: rotate(180deg); color: var(--primary-color); }
.faq-answer { 
    max-height: 0; overflow: hidden; 
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease; 
    opacity: 0;
}
.faq-item.active .faq-answer { opacity: 1; }

.faq-answer p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.8;
    padding: 0 0 30px 0;
}

/* --- 8. Footer (暗调优雅) --- */
.main-footer { 
    background-color: var(--text-main); 
    color: rgba(255,255,255,0.7); 
    padding: 80px 0 30px; 
    margin-top: auto; 
    border-top: 5px solid var(--primary-color);
}
.footer-content { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; margin-bottom: 60px; }
.footer-column { flex: 1; min-width: 200px; }
.footer-column h4 { 
    color: #FFF; 
    margin-bottom: 1.5rem; 
    font-size: 1.2rem; 
    letter-spacing: 0.05em;
}
.footer-column p { line-height: 1.8; }
.footer-column ul { list-style: none; }
.footer-column ul li { margin-bottom: 12px; }
.footer-column ul li a { 
    color: rgba(255,255,255,0.7); 
    text-decoration: none; 
    transition: color 0.3s ease, padding-left 0.3s ease; 
}
.footer-column ul li a:hover { 
    color: #FFF; 
    padding-left: 5px; /* 悬停微互动 */
}
.footer-bottom { 
    text-align: center; 
    padding-top: 30px; 
    border-top: 1px solid rgba(255,255,255,0.1); 
    font-size: 0.85rem; 
}

/* --- 9. CMS 内页样式 (文章阅读体验优化) --- */
.breadcrumb { 
    padding: 20px 0; font-size: 0.85rem; color: var(--text-muted); 
    margin-bottom: 30px; 
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.breadcrumb a { color: var(--text-main); text-decoration: none; font-weight: 500;}
.breadcrumb a:hover { color: var(--primary-color); }
.breadcrumb span { margin: 0 12px; color: #CCC; }

.page-container { padding: 60px 0 120px; }
.center-header { text-align: center; margin-bottom: 60px; }
.center-header h1 { font-size: 3rem; margin-bottom: 1rem;}

.page-header { text-align: left; margin-bottom: 40px; }
.page-header h1 { 
    font-size: 2.8rem; 
    color: var(--text-main); 
    margin-bottom: 1rem;
}
.page-meta { 
    color: var(--text-muted); 
    font-size: 0.95rem; 
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}
.page-meta a { color: var(--primary-color); text-decoration: none; font-weight: 500; }
.page-meta a:hover { text-decoration: underline; }

/* 分页 */
.pagination { display: flex; justify-content: center; align-items: center; gap: 15px; margin-top: 60px; }
.page-btn { 
    display: inline-flex; align-items: center; justify-content: center; 
    width: 45px; height: 45px; 
    border: 1px solid var(--border-color); 
    color: var(--text-main); text-decoration: none; 
    transition: all 0.3s; 
    font-family: var(--font-heading);
}
.page-btn:hover { background-color: var(--text-main); color: #fff; border-color: var(--text-main); }
.page-current { font-family: var(--font-heading); font-size: 1.1rem; color: var(--text-main); }

/* Markdown 文章排版优化 (仿杂志阅读) */
.markdown-body { 
    color: var(--text-main); 
    font-size: 1.1rem; /* 增大阅读字号 */
    line-height: 2; 
    max-width: 100%; 
}
.markdown-body h2 { 
    font-size: 2rem; margin-top: 3.5rem; margin-bottom: 1.5rem; 
    text-align: left; border: none;
}
.markdown-body h2::after { display: none; }
.markdown-body h3 { font-size: 1.5rem; margin-top: 2.5rem; margin-bottom: 1rem; }
.markdown-body p { margin-bottom: 1.8rem; color: #333; }
.markdown-body ul, .markdown-body ol { padding-left: 20px; margin-bottom: 1.8rem; }
.markdown-body li { margin-bottom: 0.5rem; }
.markdown-body img { 
    max-width: 100%; height: auto; 
    margin: 40px 0; 
    display: block;
    box-shadow: var(--shadow-soft);
}
.markdown-body blockquote { 
    border-left: 3px solid var(--primary-color); 
    background-color: transparent; 
    padding: 10px 0 10px 30px; 
    margin: 40px 0; 
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-style: italic; 
    color: var(--secondary-color); 
}
.markdown-body a { 
    color: var(--primary-color); 
    text-decoration: none; 
    border-bottom: 1px solid rgba(200, 90, 71, 0.3); 
    transition: border-color 0.3s ease;
}
.markdown-body a:hover { border-bottom-color: var(--primary-color); }
.markdown-body hr { border: 0; height: 1px; background: var(--border-color); margin: 60px 0; }
.markdown-body pre { 
    background: #1A1A1A; color: #FFF; 
    padding: 25px; font-size: 0.95rem; overflow-x: auto; margin-bottom: 2rem; 
}

/* 标签与上下文导航 */
.post-tags { margin-top: 60px; padding-top: 20px; border-top: 1px solid var(--border-color); }
.tag-pill { 
    display: inline-block; 
    background: transparent; 
    padding: 6px 18px; 
    border-radius: 0; 
    color: var(--text-muted); 
    text-decoration: none; 
    font-size: 0.85rem; 
    margin-right: 10px; margin-bottom: 10px; 
    border: 1px solid var(--border-color); 
    transition: all 0.3s; 
}
.tag-pill:hover { border-color: var(--text-main); color: var(--text-main); }

.post-navigation { 
    display: flex; justify-content: space-between; 
    margin-top: 50px; padding-top: 30px; 
    border-top: 1px solid var(--border-color); 
}
.nav-next, .nav-prev { 
    max-width: 45%; text-decoration: none; 
    color: var(--text-main); font-family: var(--font-heading); font-size: 1.2rem;
    transition: color 0.3s;
}
.nav-next:hover, .nav-prev:hover { color: var(--primary-color); }
.nav-next span, .nav-prev span { 
    display: block; font-family: var(--font-body); font-size: 0.8rem; 
    text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; 
}

/* 404与空内容 */
.error-page { text-align: center; padding: 120px 0; }
.error-page h1 { font-size: 8rem; color: var(--border-color); margin-bottom: 0; line-height: 1;}
.error-page p { font-size: 1.5rem; margin-bottom: 40px; color: var(--text-muted); }
.no-content { text-align: center; padding: 80px; color: var(--text-muted); border: 1px dashed var(--border-color); }

/* --- 10. 响应式布局 (Mobile Optimization) --- */
@media (max-width: 992px) { 
    h2 { font-size: 2.4rem; } 
    #hero h1 { font-size: 3rem; } 
}

@media (max-width: 768px) {
    .logo { font-size: 1.5rem; }
    
    /* 移动端菜单处理为全屏/下拉覆盖风格 */
    .menu-toggle { display: block; }
    .main-nav { 
        position: absolute; top: 80px; left: 0; width: 100%; 
        background-color: var(--surface-color); 
        flex-direction: column; 
        max-height: 0; overflow: hidden; 
        transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
        box-shadow: 0 10px 20px rgba(0,0,0,0.05); 
    }
    .main-nav.active { max-height: 400px; border-bottom: 1px solid var(--border-color); }
    .main-nav ul { flex-direction: column; padding: 10px 0; }
    .main-nav ul li { margin: 0; text-align: center; }
    .main-nav ul li a { display: block; padding: 15px 20px; font-size: 1.1rem; }
    .main-nav ul li a::after { display: none; }
    
    #hero { min-height: 500px; }
    #hero h1 { font-size: 2.5rem; }
    
    #about .about-content { flex-direction: column; gap: 40px;}
    .about-visual { width: 100%; height: 300px; }
    
    .footer-content { flex-direction: column; text-align: center; gap: 30px;}
    
    .page-header h1 { font-size: 2.2rem; }
    .markdown-body h2 { font-size: 1.6rem; }
}

@media (max-width: 480px) { 
    #hero h1 { font-size: 2rem; } 
    #hero p { font-size: 1rem; } 
    section { padding: 60px 0; } 
    h2 { font-size: 2rem; } 
    .solution-card { padding: 30px 20px; }
}