:root {
    --ent-bg: #fdfdfd;
    --ent-surface: #ffffff;
    --ent-dark: #111827;
    --ent-dark-surface: #1f2937;
    --ent-gold: #c29b57;
    --ent-gold-light: #e5cc98;
    --ent-text: #374151;
    --ent-text-light: #6b7280;
    --ent-border: #e5e7eb;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--ent-bg); color: var(--ent-text);
    font-family: "Optima", "Georgia", serif; /* Elegant serif feel */
}
h1, h2, h3, .brand { font-family: "Helvetica Neue", "Arial", sans-serif; font-weight: 700; letter-spacing: -0.5px;}

/* Luxury Header */
.ent-header {
    background: var(--ent-dark); color: white; padding: 25px 80px;
    display: flex; justify-content: space-between; align-items: center;
    position: sticky; top: 0; z-index: 100;
}
.brand { font-size: 24px; color: var(--ent-gold); letter-spacing: 2px;}
.ent-nav { display: flex; gap: 40px; }
.ent-nav a { text-decoration: none; color: #d1d5db; font-size: 14px; text-transform: uppercase; letter-spacing: 1px; transition: color 0.3s;}
.ent-nav a:hover, .ent-nav a.active { color: var(--ent-gold); }
.btn-gold {
    background: var(--ent-gold); color: white; padding: 12px 30px; text-decoration: none;
    font-size: 14px; text-transform: uppercase; letter-spacing: 1px; transition: background 0.3s;
}
.btn-gold:hover { background: #b08945; }
.btn-outline-gold {
    border: 1px solid var(--ent-gold); color: var(--ent-gold); padding: 12px 30px; text-decoration: none;
    font-size: 14px; text-transform: uppercase; letter-spacing: 1px; transition: all 0.3s;
}
.btn-outline-gold:hover { background: var(--ent-gold); color: white; }

/* Grand Hero */
.ent-hero {
    background: var(--ent-dark); color: white; padding: 120px 80px; text-align: center;
    position: relative; overflow: hidden;
}
.ent-hero::after {
    content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 2px; height: 80px; background: var(--ent-gold);
}
.ent-hero h1 { font-size: 56px; margin-bottom: 30px; color: var(--ent-gold-light); }
.ent-hero p { font-size: 22px; max-width: 700px; margin: 0 auto 50px auto; color: #9ca3af; font-family: "Optima", "Georgia", serif; font-style: italic;}
.hero-actions { display: flex; justify-content: center; gap: 20px; }

/* Prestige Stats */
.ent-stats {
    display: flex; justify-content: space-around; padding: 80px; background: var(--ent-surface);
    border-bottom: 1px solid var(--ent-border);
}
.stat-block { text-align: center; }
.stat-num { font-size: 48px; color: var(--ent-dark); margin-bottom: 10px; font-weight: bold;}
.stat-label { font-size: 14px; color: var(--ent-text-light); text-transform: uppercase; letter-spacing: 2px;}

/* Elegant Features */
.ent-features { padding: 100px 80px; }
.section-title { text-align: center; font-size: 36px; color: var(--ent-dark); margin-bottom: 60px;}
.section-title span { color: var(--ent-gold); }

.feature-row { display: flex; align-items: center; margin-bottom: 80px; gap: 60px;}
.feature-row:nth-child(even) { flex-direction: row-reverse; }
.f-content { flex: 1; }
.f-content h3 { font-size: 28px; margin-bottom: 20px; color: var(--ent-dark);}
.f-content p { font-size: 18px; line-height: 1.8; color: var(--ent-text-light);}
.f-visual {
    flex: 1; height: 300px; background: var(--ent-bg); border: 1px solid var(--ent-border);
    display: flex; align-items: center; justify-content: center; position: relative;
}
.f-visual::before { content: ''; position: absolute; top: -10px; left: -10px; right: 10px; bottom: 10px; border: 1px solid var(--ent-gold); z-index: -1;}

/* Executive Nodes */
.ent-nodes { background: var(--ent-dark); padding: 100px 80px; color: white;}
.ent-nodes .section-title { color: white; }
.node-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px;}
.n-card { background: var(--ent-dark-surface); padding: 40px 30px; text-align: center; border-top: 3px solid var(--ent-gold);}
.n-card h4 { font-size: 20px; margin-bottom: 10px; color: var(--ent-gold-light);}
.n-card p { font-size: 14px; color: #9ca3af; letter-spacing: 1px;}

/* Testimonials / FAQ */
.split-content { display: flex; padding: 100px 80px; gap: 80px; }
.sc-half { flex: 1; }

.t-quote { font-size: 20px; font-style: italic; line-height: 1.6; margin-bottom: 20px; color: var(--ent-dark);}
.t-author { font-size: 14px; text-transform: uppercase; letter-spacing: 1px; color: var(--ent-gold); margin-bottom: 40px;}

.faq-q { font-size: 18px; font-weight: bold; color: var(--ent-dark); margin-bottom: 10px; font-family: "Helvetica Neue", "Arial", sans-serif;}
.faq-a { font-size: 16px; line-height: 1.6; color: var(--ent-text-light); margin-bottom: 30px; padding-left: 20px; border-left: 2px solid var(--ent-gold);}

footer { background: var(--ent-dark); color: #6b7280; text-align: center; padding: 40px; font-size: 14px;}

@media (max-width: 1000px) {
    .ent-header, .ent-hero, .ent-stats, .ent-features, .ent-nodes, .split-content { padding: 40px 20px; }
    .ent-nav { display: none; } /* Mobile menu hidden for simplicity in styling */
    .ent-hero h1 { font-size: 40px; }
    .ent-stats { flex-direction: column; gap: 40px; }
    .feature-row, .feature-row:nth-child(even) { flex-direction: column; }
    .node-grid { grid-template-columns: repeat(2, 1fr); }
    .split-content { flex-direction: column; }
}
@media (max-width: 600px) { .node-grid { grid-template-columns: 1fr; } }