:root {
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --text-primary: #0A0A0A;
    --text-secondary: #4A4A4A;
    --text-muted: #888888;
    --border-color: #E2E8F0;
    
    /* Enterprise Blue/Purple Theme */
    --brand-primary: #0052CC;
    --brand-secondary: #4C12A1;
    --brand-accent: #00B8D9;
    
    --brand-gradient: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 8px 24px rgba(0,20,50,0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
body { background-color: var(--bg-primary); color: var(--text-primary); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; transition: 0.2s ease; }
ul { list-style: none; }

/* Navbar - Enterprise Style */
.nav { background: var(--bg-primary); border-bottom: 1px solid var(--border-color); padding: 0 5%; display: flex; justify-content: space-between; align-items: center; position: sticky; top: 0; z-index: 1000; height: 72px; box-shadow: var(--shadow-sm); }
.nav-brand { font-size: 24px; font-weight: 800; color: var(--brand-primary); letter-spacing: -0.5px; display: flex; align-items: center; gap: 8px; }
.nav-brand::before { content: ''; display: block; width: 24px; height: 24px; background: var(--brand-gradient); border-radius: 6px; }
.nav-links { display: flex; gap: 32px; height: 100%; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 600; color: var(--text-secondary); height: 100%; display: flex; align-items: center; position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 3px; background: var(--brand-primary); transform: scaleX(0); transition: 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-btn { background: var(--brand-primary); color: #fff !important; padding: 8px 24px; border-radius: 4px; font-size: 14px; font-weight: 600; }
.nav-btn:hover { background: var(--brand-secondary); }

/* Hero - Enterprise Focus */
.hero { display: flex; align-items: center; padding: 80px 5%; max-width: 1400px; margin: 0 auto; gap: 60px; min-height: 80vh; }
.hero-content { flex: 1; max-width: 600px; }
.hero-badge { display: inline-block; padding: 4px 12px; background: rgba(0, 82, 204, 0.1); color: var(--brand-primary); border-radius: 4px; font-size: 12px; font-weight: 700; text-transform: uppercase; margin-bottom: 24px; letter-spacing: 1px; }
.hero h1 { font-size: 52px; font-weight: 800; line-height: 1.1; margin-bottom: 24px; color: var(--text-primary); letter-spacing: -1px; }
.hero p { font-size: 18px; color: var(--text-secondary); margin-bottom: 40px; font-weight: 400; line-height: 1.7; }

.btn-group { display: flex; gap: 16px; flex-wrap: wrap; }
.btn { padding: 14px 32px; border-radius: 4px; font-size: 15px; font-weight: 600; cursor: pointer; transition: 0.2s; display: inline-flex; align-items: center; justify-content: center; }
.btn-primary { background: var(--brand-primary); color: #fff; border: 1px solid var(--brand-primary); }
.btn-primary:hover { background: var(--brand-secondary); border-color: var(--brand-secondary); }
.btn-secondary { background: transparent; color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover { border-color: var(--text-secondary); background: var(--bg-secondary); }

.hero-img-wrap { flex: 1; position: relative; }
.hero-img-wrap::before { content: ''; position: absolute; top: 10%; right: -10%; width: 100%; height: 100%; background: var(--brand-gradient); border-radius: 20px; opacity: 0.1; z-index: -1; transform: rotate(-5deg); }
.hero-img { width: 100%; display: block; border-radius: 12px; box-shadow: var(--shadow-md); border: 1px solid var(--border-color); }

/* Stats - Corporate Bar */
.stats { background: var(--bg-secondary); border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); padding: 40px 5%; display: flex; justify-content: space-around; flex-wrap: wrap; gap: 30px; }
.stat-box { text-align: center; }
.stat-box h3 { font-size: 36px; font-weight: 800; color: var(--brand-primary); margin-bottom: 4px; }
.stat-box p { font-size: 13px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; }

/* Main Container */
.container { max-width: 1200px; margin: 0 auto; padding: 80px 20px; }
.section-header { text-align: center; margin-bottom: 60px; max-width: 700px; margin-inline: auto; }
.section-header h2 { font-size: 32px; font-weight: 800; margin-bottom: 16px; color: var(--text-primary); letter-spacing: -0.5px; }
.section-header p { font-size: 16px; color: var(--text-secondary); }

/* About - Enterprise Panel */
.about-panel { background: #fff; border: 1px solid var(--border-color); padding: 50px; border-radius: 8px; box-shadow: var(--shadow-sm); margin-bottom: 100px; position: relative; border-top: 4px solid var(--brand-primary); }
.about-panel p { font-size: 16px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 16px; }
.about-panel p:last-child { margin-bottom: 0; }

/* Features - Grid */
.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 30px; margin-bottom: 100px; }
.feat-card { padding: 30px; border: 1px solid var(--border-color); border-radius: 8px; background: #fff; transition: 0.2s; display: flex; flex-direction: column; }
.feat-card:hover { border-color: var(--brand-primary); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.feat-icon { width: 48px; height: 48px; background: rgba(0, 82, 204, 0.1); color: var(--brand-primary); display: flex; align-items: center; justify-content: center; border-radius: 8px; font-size: 24px; margin-bottom: 20px; }
.feat-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; color: var(--text-primary); }
.feat-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* Visual Showcase */
.showcase { margin-bottom: 100px; text-align: center; }
.showcase img { max-width: 100%; border-radius: 12px; box-shadow: var(--shadow-md); border: 1px solid var(--border-color); }

/* Process / Guide */
.process-wrap { display: flex; gap: 20px; margin-bottom: 100px; justify-content: space-between; position: relative; }
.process-wrap::before { content: ''; position: absolute; top: 24px; left: 0; width: 100%; height: 2px; background: var(--border-color); z-index: 0; }
.process-step { flex: 1; background: #fff; padding: 24px; border: 1px solid var(--border-color); border-radius: 8px; position: relative; z-index: 1; text-align: center; }
.process-num { width: 48px; height: 48px; background: var(--brand-primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; margin: -48px auto 20px; border: 4px solid #fff; }
.process-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.process-step p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

/* FAQ - Accordion style */
.faq-wrap { max-width: 800px; margin: 0 auto 100px; }
.faq-item { border: 1px solid var(--border-color); border-radius: 8px; margin-bottom: 16px; background: #fff; overflow: hidden; }
.faq-q { padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--text-primary); background: var(--bg-secondary); border-bottom: 1px solid var(--border-color); display: flex; align-items: center; gap: 12px; }
.faq-q::before { content: 'SYS.Q'; font-size: 12px; color: var(--brand-primary); font-family: monospace; font-weight: 700; padding: 4px 8px; background: rgba(0,82,204,0.1); border-radius: 4px; }
.faq-a { padding: 24px; font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* Footer */
.footer { background: #0A192F; color: #fff; padding: 60px 5% 30px; }
.footer-top { display: flex; justify-content: space-between; max-width: 1200px; margin: 0 auto 40px; flex-wrap: wrap; gap: 40px; }
.footer-brand { font-size: 24px; font-weight: 800; margin-bottom: 16px; }
.footer-links { display: flex; gap: 40px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col-title { font-size: 14px; font-weight: 700; color: #A0AABF; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.footer-col a { color: #fff; font-size: 14px; }
.footer-col a:hover { color: var(--brand-accent); }
.footer-bottom { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); color: #A0AABF; font-size: 13px; max-width: 1200px; margin: 0 auto; }

@media (max-width: 992px) {
    .hero { flex-direction: column; text-align: center; padding-top: 40px; }
    .hero-content { max-width: 100%; }
    .btn-group { justify-content: center; }
    .process-wrap { flex-direction: column; gap: 40px; }
    .process-wrap::before { display: none; }
    .process-num { margin: -40px auto 16px; }
    .nav-links { display: none; }
}