/* THZXPH - Network Tools Theme */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600&family=Inter:wght@400;600;700&display=swap');

:root {
    --primary: #0066ff;
    --secondary: #0052cc;
    --accent: #00d4ff;
    --dark: #0d1117;
    --darker: #010409;
    --light: #f0f6fc;
    --glow: rgba(0, 102, 255, 0.3);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--darker);
    color: var(--light);
    min-height: 100vh;
    background-image: 
        radial-gradient(ellipse at 30% 20%, rgba(0, 102, 255, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        linear-gradient(180deg, var(--darker) 0%, var(--dark) 100%);
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

header {
    background: linear-gradient(180deg, rgba(13,17,23,0.98), rgba(13,17,23,0.8));
    padding: 18px 0;
    border-bottom: 1px solid rgba(0,102,255,0.3);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 24px;
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    letter-spacing: -1px;
}

.logo span { color: var(--primary); }

nav { display: flex; gap: 6px; flex-wrap: wrap; }

nav a {
    color: var(--light);
    text-decoration: none;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.25s;
    border-radius: 6px;
}

nav a:hover, nav a.active {
    background: rgba(0,102,255,0.15);
    color: var(--accent);
}

.hero {
    text-align: center;
    padding: 70px 20px;
    background: linear-gradient(180deg, transparent, rgba(0,102,255,0.08));
}

.hero h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 48px;
    font-weight: 700;
    color: var(--light);
    margin-bottom: 12px;
    letter-spacing: -2px;
}

.hero h1 span { color: var(--primary); }

.hero p { 
    font-size: 18px; 
    color: rgba(240,246,252,0.6);
    letter-spacing: 1px;
}

.main { padding: 40px 20px; min-height: 60vh; }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.card {
    background: linear-gradient(145deg, rgba(0,102,255,0.08), rgba(13,17,23,0.95));
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
    border: 1px solid rgba(0,102,255,0.15);
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 12px 40px rgba(0,102,255,0.2);
}

.card-icon {
    padding: 22px;
    text-align: center;
    font-size: 32px;
    background: rgba(0,102,255,0.06);
    border-bottom: 1px solid rgba(0,102,255,0.1);
}

.card-body { padding: 18px; text-align: center; }

.card-body h3 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--light);
}

.card-body p { font-size: 13px; color: rgba(240,246,252,0.5); }

.btn {
    display: inline-block;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.25s;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--glow);
}

.tool-page, .article-page {
    max-width: 720px;
    margin: 0 auto;
    background: linear-gradient(145deg, rgba(0,102,255,0.05), rgba(13,17,23,0.98));
    border-radius: 14px;
    padding: 32px;
    border: 1px solid rgba(0,102,255,0.15);
}

.tool-page h1, .article-page h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 26px;
    text-align: center;
    margin-bottom: 18px;
    color: var(--light);
    letter-spacing: -1px;
}

.article-page h1 { font-size: 28px; }

.article-page .meta { 
    color: var(--accent); 
    margin-bottom: 22px; 
    padding-bottom: 14px; 
    border-bottom: 1px solid rgba(0,102,255,0.15);
    text-align: center;
    font-size: 14px;
}

.article-page h2 {
    font-size: 20px;
    margin: 24px 0 12px;
    color: var(--primary);
}

.article-page p { line-height: 1.8; margin-bottom: 14px; font-size: 16px; }

input, textarea, select {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    background: rgba(1,4,9,0.8);
    border: 1px solid rgba(0,102,255,0.25);
    border-radius: 8px;
    color: var(--light);
    font-size: 15px;
    font-family: 'JetBrains Mono', monospace;
}

input:focus, textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,102,255,0.15);
}

.result {
    margin-top: 18px;
    padding: 18px;
    background: rgba(0,102,255,0.08);
    border-radius: 8px;
    border: 1px solid rgba(0,102,255,0.2);
    font-size: 14px;
    word-break: break-all;
    font-family: 'JetBrains Mono', monospace;
}

.result.error { border-color: #ff4444; color: #ff6b6b; }

footer {
    background: var(--dark);
    padding: 30px 0;
    margin-top: 50px;
    text-align: center;
    border-top: 1px solid rgba(0,102,255,0.15);
}

footer p { color: rgba(240,246,252,0.5); font-size: 14px; }
footer a { color: var(--accent); text-decoration: none; margin: 0 12px; }
footer a:hover { color: var(--primary); }

.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.breadcrumb { margin-bottom: 20px; color: rgba(240,246,252,0.5); }
.breadcrumb a { color: var(--accent); text-decoration: none; }

h2 { 
    font-size: 24px; 
    margin: 35px 0 16px; 
    color: var(--light);
    text-align: center;
    font-weight: 600;
}

@media (max-width: 768px) {
    .hero h1 { font-size: 32px; }
    .grid { grid-template-columns: 1fr; }
    .tool-page, .article-page { padding: 20px; }
    .logo { font-size: 20px; }
}