* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

.template-main {
    background-image: url(../images/email-bg.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
    min-height: 100vh;
    width: 100%;
    padding: 20px;
}

.logo-header {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 100;
}

.navbar-brand {
    display: inline-block;
    text-decoration: none;
}

.navbar-brand img {
    max-height: 60px;
    width: auto;
    display: block;
}

.tabs-container {
    max-width: 1000px;
    margin: 0 auto 20px;
    padding: 0 20px;
}

.tabs {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid #ddd;
    background: white;
    border-radius: 8px 8px 0 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.tab-button {
    padding: 15px 25px;
    font-size: 1em;
    background: #f5f5f5;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
    font-weight: 600;
    color: #666;
}

.tab-button:hover {
    background: #efefef;
}

.tab-button.active {
    background: white;
    border-bottom-color: #0066cc;
    color: #0066cc;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background: white;
    padding: 50px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #222;
    margin-bottom: 15px;
    font-size: 2.2em;
    text-align: center;
}

.meta-info {
    color: #666;
    font-size: 0.95em;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid #ddd;
    text-align: center;
}

.intro-text {
    font-size: 1.05em;
    margin-bottom: 35px;
    line-height: 1.8;
}

h2 {
    color: #222;
    font-size: 1.4em;
    margin-top: 35px;
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e0e0e0;
}

h3 {
    color: #333;
    font-size: 1.1em;
    margin-top: 20px;
    margin-bottom: 12px;
}

p {
    margin-bottom: 15px;
    text-align: justify;
    line-height: 1.8;
}

ul, ol {
    margin: 15px 0 15px 35px;
}

li {
    margin-bottom: 10px;
    line-height: 1.7;
}

strong {
    color: #222;
}

a {
    color: #0066cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.footer-text {
    text-align: center;
    margin-top: 30px;
    color: #666;
    font-size: 0.95em;
}

@media (max-width: 768px) {
    .container {
        padding: 25px;
    }
    
    h1 {
        font-size: 1.6em;
    }
    
    h2 {
        font-size: 1.2em;
    }
    
    .tabs {
        flex-wrap: wrap;
    }
    
    .tab-button {
        padding: 12px 15px;
        font-size: 0.9em;
    }
}

.beta-badge {
    margin-left: 8px;
    font-size: 0.78rem;
    font-weight: 600;
    color: #1F69DA;
    padding: 2px 6px;
    border-radius: 6px;
    background-color: rgba(31, 105, 218, 0.10);
    text-transform: uppercase;
    display: inline-block;
    letter-spacing: 0.4px;
}
.navbar-brand {
    display: flex;
    align-items: center;
}

.navbar-brand img {
    display: inline-block; /* override 'block' */
}