:root {
    --wifi-bg: #f0f4f8;
    --wifi-text: #2c3e50;
    --wifi-primary: #e67e22; /* Warning Orange */
    --wifi-secondary: #ffffff;
    --wifi-accent: #34495e; /* Dark Blue */
    --wifi-border: #bdc3c7;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--wifi-bg); color: var(--wifi-text);
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.6; overflow-x: hidden;
}

/* Wi-Fi Signal Background */
.wifi-bg-effect {
    position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 100vw; height: 100vh; z-index: -1; pointer-events: none;
    background-image: 
        radial-gradient(circle, transparent 20%, rgba(230, 126, 34, 0.05) 21%, transparent 22%),
        radial-gradient(circle, transparent 40%, rgba(230, 126, 34, 0.05) 41%, transparent 42%),
        radial-gradient(circle, transparent 60%, rgba(230, 126, 34, 0.05) 61%, transparent 62%);
    background-size: 200px 200px;
    background-position: center bottom;
}

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

/* Header */
.wifi-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 0; margin-bottom: 40px; border-bottom: 2px solid var(--wifi-primary);
}
.wifi-brand {
    font-size: 24px; font-weight: bold; color: var(--wifi-accent);
    display: flex; align-items: center; gap: 10px;
}
.wifi-brand::before {
    content: '📶'; font-size: 24px;
}
.wifi-nav { display: flex; gap: 20px; }
.wifi-nav a {
    font-size: 15px; font-weight: bold; color: var(--wifi-text); text-decoration: none;
    padding: 8px 16px; border-radius: 20px; transition: all 0.3s;
}
.wifi-nav a:hover, .wifi-nav a.active { background: var(--wifi-primary); color: #fff; }

/* Hero */
.wifi-hero {
    text-align: center; margin-bottom: 60px; padding: 60px 20px;
    background: var(--wifi-secondary); border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05); position: relative;
    border-top: 5px solid var(--wifi-primary);
}
.wifi-hero h1 {
    font-size: 36px; color: var(--wifi-accent); margin-bottom: 20px;
}
.wifi-hero p { font-size: 18px; color: #7f8c8d; margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto;}

.btn-wifi {
    display: inline-block; padding: 14px 35px; font-size: 16px; font-weight: bold;
    color: #fff; background: var(--wifi-primary); border-radius: 30px;
    transition: all 0.3s; margin: 0 10px; text-decoration: none;
    box-shadow: 0 4px 10px rgba(230, 126, 34, 0.3);
}
.btn-wifi:hover { background: #d35400; transform: translateY(-2px); box-shadow: 0 6px 15px rgba(230, 126, 34, 0.4);}
.btn-wifi-alt {
    display: inline-block; padding: 14px 35px; font-size: 16px; font-weight: bold;
    color: var(--wifi-primary); background: transparent; border: 2px solid var(--wifi-primary);
    border-radius: 30px; transition: all 0.3s; margin: 0 10px; text-decoration: none;
}
.btn-wifi-alt:hover { background: rgba(230, 126, 34, 0.1); }

/* Stats */
.wifi-stats {
    display: flex; justify-content: center; gap: 30px; margin-bottom: 60px; flex-wrap: wrap;
}
.ws-item {
    background: var(--wifi-secondary); padding: 20px 30px; border-radius: 8px;
    text-align: center; border: 1px solid var(--wifi-border); min-width: 180px;
}
.ws-val { font-size: 32px; font-weight: bold; color: var(--wifi-primary); margin-bottom: 5px;}
.ws-lbl { font-size: 13px; color: #7f8c8d; font-weight: bold;}

/* Features */
.wifi-features { margin-bottom: 60px;}
.wifi-features h2 { font-size: 28px; text-align: center; margin-bottom: 40px; color: var(--wifi-accent);}
.wf-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px;}
.wf-card {
    background: var(--wifi-secondary); padding: 30px; border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03); border-left: 4px solid var(--wifi-primary);
}
.wf-card h3 { font-size: 20px; margin-bottom: 15px; color: var(--wifi-accent);}
.wf-card p { font-size: 15px; color: #7f8c8d;}

/* Nodes */
.wifi-nodes { margin-bottom: 60px;}
.wifi-nodes h2 { font-size: 28px; text-align: center; margin-bottom: 40px; color: var(--wifi-accent);}
.wn-list { display: flex; flex-direction: column; gap: 15px; max-width: 600px; margin: 0 auto;}
.wn-item {
    background: var(--wifi-secondary); padding: 15px 25px; border-radius: 8px;
    display: flex; justify-content: space-between; align-items: center;
    border: 1px solid var(--wifi-border);
}
.wn-status { color: #27ae60; font-weight: bold; font-size: 14px;}

/* FAQ */
.wifi-faq { margin-bottom: 80px;}
.wifi-faq h2 { font-size: 28px; text-align: center; margin-bottom: 40px; color: var(--wifi-accent);}
.w-faq-item {
    background: var(--wifi-secondary); padding: 25px; border-radius: 8px;
    margin-bottom: 20px; box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}
.w-fq { font-size: 18px; font-weight: bold; margin-bottom: 10px; color: var(--wifi-accent);}
.w-fa { font-size: 15px; color: #7f8c8d;}

footer {
    text-align: center; padding: 30px 0; color: #95a5a6; font-size: 14px;
    border-top: 1px solid var(--wifi-border);
}

@media (max-width: 768px) {
    .wifi-header { flex-direction: column; gap: 15px; }
    .wifi-nav { flex-wrap: wrap; justify-content: center;}
    .wifi-hero h1 { font-size: 28px; }
    .wf-grid { grid-template-columns: 1fr; }
    .btn-wifi, .btn-wifi-alt { display: block; margin: 10px auto; width: 80%;}
}