* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root {
    --bg-main: #000000;
    --text-main: #FFFFFF;
    --text-muted: #A3A3A3;
    
    --border-color: #333333;
    --border-hover: #555555;
    
    --surface-light: #191919CC;
    --surface-dark: #00000066;
    --section-overlay: #00000099;
    
    --color-green: #10B981;
    --color-orange: #F59E0B;
}
::-webkit-scrollbar {
    width: 0px;
}
::selection {
    background: color-mix(in srgb, var(--text-main) 20%, transparent);
}
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    background-image: url('/static/images/stars.jpeg');
    background-size: 800px;
    background-repeat: repeat;
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}


h1, h2, h3 {
    font-weight: 600;
    letter-spacing: -0.02em;
}
h1 {
    font-size: clamp(40px, 6vw, 56px);
    line-height: 1.1;
    margin-bottom: 24px;
}
h2 {
    font-size: 24px;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}
h3 {
    font-size: 16px;
    margin-bottom: 8px;
}
p {
    color: var(--text-muted);
    font-size: 15px;
}
.mono {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
}
a {
    text-decoration: none;
    color: var(--text-main);
    transition: all 0.2s ease;
}
a:not(.button):hover {
    opacity: 0.7;
}


.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 24px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent; 
    outline: none; 
    -webkit-appearance: none;
    appearance: none;
    font-family: inherit; 
}
.button-primary {
    background: var(--text-main);
    color: var(--bg-main);
}
.button-primary:hover {
    background: #E5E5E5;
    color: var(--bg-main);
}
.button-outline {
    border-color: var(--border-color);
    background: transparent;
    color: var(--text-main);
}
.button-outline:hover {
    border-color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}


.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}
.section {
    padding: 80px 0;
    border-bottom: 1px solid var(--border-color);
    background: var(--section-overlay);
}
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}


nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 32px 0;
    background: transparent;
}
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 20px;
    letter-spacing: -0.5px;
}
.nav-links {
    display: flex;
    gap: 24px;
}
.nav-links a {
    font-size: 14px;
    color: var(--text-muted);
}
.nav-links a:hover {
    color: var(--text-main);
    opacity: 1;
}


.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.9)), url('/static/images/earth.jpeg') no-repeat center center;
    background-size: cover;
}
.hero p {
    font-size: 18px;
    max-width: 540px;
    margin-bottom: 40px;
    color: var(--text-muted);
}
.hero-actions {
    display: flex;
    gap: 16px;
}
.hero .button-outline {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.3);
    color: #FFFFFF;
}
.hero .button-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #FFFFFF;
}


.card-number {
    color: var(--text-main);
    margin-bottom: 16px;
    font-size: 20px;
    font-weight: 600;
}


.table-wrap {
    width: 100%;
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}
th, td {
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}
th {
    color: var(--text-muted);
    font-weight: 500;
}
.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 8px;
}
.dot-green {
    background: var(--color-green);
}
.dot-orange {
    background: var(--color-orange);
}


.config-box {
    background: var(--surface-light);
    border: 1px solid var(--border-color);
    padding: 32px;
    display: flex;
    flex-direction: column;
}
.config-box p {
    padding-bottom: 20px;
}
.code-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--surface-dark);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    margin-top: auto;
}


.faq-list {
    display: flex;
    flex-direction: column;
}
.faq-item {
    border-bottom: 1px solid var(--border-color);
}
.faq-item:first-child {
    border-top: none;
}
.faq-item:last-child {
    border-bottom: none;
}
.faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    cursor: pointer;
    list-style: none;
}
.faq-item summary::-webkit-details-marker {
    display: none;
}
.faq-item summary:hover h3 {
    opacity: 0.7;
}
.faq-item h3 {
    font-size: 16px;
    margin: 0;
    transition: opacity 0.2s;
}
.faq-icon {
    position: relative;
    width: 16px;
    height: 16px;
}
.faq-icon::before, .faq-icon::after {
    content: '';
    position: absolute;
    background: var(--text-muted);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.2s ease;
}
.faq-icon::before {
    width: 12px;
    height: 1.5px;
}
.faq-icon::after {
    width: 1.5px;
    height: 12px;
}
.faq-item[open] .faq-icon::after {
    transform: translate(-50%, -50%);
    opacity: 0;
}
.faq-content {
    padding-bottom: 24px;
}
.faq-content p {
    margin: 0;
    max-width: 800px;
}


footer {
    padding: 40px 0;
    background: rgba(0, 0, 0, 0.8);
    font-size: 14px;
}
.footer {
    display: flex;
    justify-content: space-between;
}
.footer-links {
    display: flex;
    gap: 24px;
}
.footer-links a {
    color: var(--text-muted);
}
.footer-links a:hover {
    color: var(--text-main);
    text-decoration: underline;
    opacity: 1;
}


@media (max-width: 768px) {
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .hero {
        padding-top: 100px;
    }
    .hero-actions {
        flex-direction: column;
    }
    .nav-links {
        display: none;
    }
    .footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }
    .footer-links {
        flex-wrap: wrap;
        gap: 16px;
    }
}