/* NAVBAR */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 40px;
    background: #ffffffcc;
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid #e5e5e5;
}

.navbar a {
    text-decoration: none;
    color: #555;
    margin-left: 24px;
    font-weight: 500;
}

.navbar a:hover,
.navbar .active {
    color: #0ea5e9;
}

.brand {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
}

.logo {
    width: 40px;
    height: 40px;
    margin-right: 12px;
    border-radius: 8px;
}

/* GENERAL */
body {
    font-family: system-ui, sans-serif;
    margin: 0;
    background: #fafafa;
    color: #111;
}

.header-section {
    text-align: center;
    padding: 60px 20px;
}

.page-title {
    font-size: 48px;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 18px;
    color: #666;
}

/* ARTICLE CARDS */
.articles-list {
    max-width: 900px;
    margin: auto;
    padding: 20px 20px 80px;
}

.article-card {
    display: block;
    background: white;
    padding: 24px;
    border-radius: 14px;
    margin-bottom: 20px;
    text-decoration: none;
    color: inherit;
    border: 1px solid #eee;
    transition: 0.2s;
}

.article-card:hover {
    box-shadow: 0 4px 18px rgba(0,0,0,0.08);
    border-color: #ddd;
}

.article-card h2 {
    margin: 0;
    font-size: 22px;
}

.excerpt {
    margin: 10px 0 12px;
    color: #666;
}

.read-more {
    font-weight: 600;
    color: #0ea5e9;
}

/* ARTICLE PAGE */
.article-container {
    max-width: 720px;
    margin: auto;
    padding: 40px 20px 100px;
}

.article-title {
    font-size: 42px;
    margin-bottom: 10px;
}

.article-subtitle {
    font-size: 20px;
    color: #555;
}

.article-date {
    font-size: 14px;
    color: #888;
    margin-bottom: 30px;
}

.article-content {
    line-height: 1.7;
    font-size: 20px;
    color: #222;
}

.article-footer-cta {
    margin-top: 60px;
    padding: 30px;
    background: #eef9ff;
    border-radius: 16px;
    text-align: center;
}

.schedule-btn,
.schedule-big-btn {
    background: #0ea5e9;
    border: none;
    padding: 10px 20px;
    color: white;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.2s;
}

.schedule-big-btn {
    padding: 14px 30px;
    font-size: 20px;
}

.schedule-btn:hover,
.schedule-big-btn:hover {
    background: #0284c7;
}

.footer {
    text-align: center;
    padding: 40px;
    color: #666;
    font-size: 14px;
}