:root {
    --primary-color: #00bcd4;
    --primary-color-rgb: 0, 188, 212;
    --bg-color-rgb: 255, 255, 255;
    --text-color: #333;
    --text-muted: #666;
    --bg-color: #fff;
    --border-color: #e0e0e0;
    --spacing: 1.5rem;
    --nav-height: 4rem;
    --nav-padding: 0.5rem 1rem;
    --max-width: 800px;
}

[data-theme="dark"] {
    --primary-color: #4ecdc4;
    --primary-color-rgb: 78, 205, 196;
    --bg-color-rgb: 26, 26, 46;
    --text-color: #f0f0f0;
    --text-muted: #aaa;
    --bg-color: #1a1a2e;
    --border-color: #2a2a3e;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing);
}

.navbar {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background-color: rgba(var(--bg-color-rgb), 0.8);
    margin-bottom: 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar ul {
    list-style: none;
    padding: 0;
    margin: 0 auto;
    display: flex;
    gap: 2rem;
    justify-content: center;
    align-items: center;
    max-width: var(--max-width);
    padding: 0 2rem;
}

.navbar li {
    position: relative;
}

.navbar a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
}

.navbar a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.navbar a:hover,
.navbar a:focus {
    color: var(--primary-color);
}

.navbar a:hover::after,
.navbar a:focus::after {
    width: 100%;
}

.navbar a.active {
    color: var(--primary-color);
    font-weight: 600;
}

.navbar a.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.5rem 1rem;
    }
    
    .navbar ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-color);
        padding: 1rem 0;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }
    
    .navbar.active ul {
        display: flex;
    }
    
    .navbar li {
        width: 100%;
        text-align: center;
    }
    
    .navbar a {
        display: block;
        padding: 0.75rem 1rem;
    }
    
    .nav-toggle {
        display: block;
        margin-left: auto;
    }
}

header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 2rem;
    min-height: 200px;
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.1) 0%, rgba(78, 205, 196, 0.05) 100%);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
    text-align: left;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), #4ecdc4);
}

.header-content {
    max-width: var(--max-width);
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
}

.header-text {
    max-width: 80%;
}

h1 {
    color: var(--primary-color);
    margin: 0;
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    position: relative;
    display: inline-block;
    padding: 0;
    line-height: 1.2;
}

h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transform: none;
}

main {
    flex: 1;
    padding: 2rem 0 4rem;
    max-width: var(--max-width);
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
}

p, li {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

h2 {
    color: var(--primary-color);
    margin: 3rem 0 1.5rem;
    font-size: 1.75rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 0.5rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--primary-color);
    opacity: 0.5;
}

footer {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
    background: var(--bg-color);
    margin-top: auto;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    :root {
        --spacing: 1rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    .navbar ul {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }
}

main { 
    height: 100%;
}

#tos,
#privacy {
    height: 100%;
}

#tos object,
#privacy object {
    width: 100%;
    min-height: 50vh;
    height: auto;
    overflow: visible;
    margin:0;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    box-sizing: border-box;
    background: var(--bg-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    display: block;
}

[data-theme="dark"] #tos object,
[data-theme="dark"] #privacy object {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

@media print {
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }
    
    .navbar, footer {
        display: none;
    }
    
    main {
        padding: 0;
    }

    .announcement-banner {
        display: none;
    }
}