:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #161616;
    --bg-card-hover: #1c1c1c;
    --border-color: rgba(255, 255, 255, 0.06);
    --border-accent: rgba(220, 38, 38, 0.3);

    --red-primary: #dc2626;
    --red-light: #ef4444;
    --red-dark: #991b1b;
    --red-glow: rgba(220, 38, 38, 0.25);

    --text-primary: #f5f5f5;
    --text-secondary: #a3a3a3;
    --text-muted: #6b6b6b;

    --font-main: 'Segoe UI', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    color: var(--red-light);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--red-primary);
}

img {
    max-width: 100%;
    display: block;
}

ul, ol {
    list-style: none;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.navbar.is-scrolled {
    background: rgba(10, 10, 10, 0.92);
    border-bottom-color: var(--border-color);
    box-shadow: 0 8px 30px -20px rgba(0, 0, 0, 0.8);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.navbar-logo img {
    height: 40px;
    width: 40px;
    border-radius: 8px;
}

.navbar-logo span {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
}

.navbar-logo span em {
    font-style: normal;
    color: var(--red-primary);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.visitor-counter {
    border-collapse: collapse;
    font-size: 0.8125rem;
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.visitor-counter td {
    padding: 6px 12px;
    border: 1px solid var(--red-primary);
    border-radius: 4px;
    color: var(--red-light);
    background: rgba(220, 38, 38, 0.08);
}

.visitor-counter-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
    border: none;
    background: transparent;
    font: inherit;
    cursor: pointer;
}

.visitor-counter-btn:hover .visitor-counter td {
    border-color: var(--red-light);
}

.visitor-counter-btn:focus-visible {
    outline: 2px solid var(--red-primary);
    outline-offset: 3px;
    border-radius: 6px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1.4;
}

.btn-primary {
    background: var(--red-primary);
    color: #fff;
    box-shadow: 0 0 20px var(--red-glow);
}

.btn-primary:hover {
    background: var(--red-light);
    color: #fff;
    box-shadow: 0 0 30px rgba(220, 38, 38, 0.4);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--red-primary);
    color: var(--red-light);
    background: rgba(220, 38, 38, 0.05);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
}

.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.8rem;
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}

.footer a {
    color: var(--text-secondary);
}

.footer a:hover {
    color: var(--red-light);
}

.text-center { text-align: center; }
.text-red { color: var(--red-primary); }
.text-muted { color: var(--text-secondary); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }

@media (max-width: 768px) {
    html { font-size: 15px; }

    .container { padding: 0 16px; }

    .navbar-logo img {
        height: 32px;
        width: 32px;
    }

    .navbar-logo span {
        font-size: 1.1rem;
    }

    .btn-lg {
        padding: 14px 28px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    html { font-size: 14px; }
}