* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; line-height: 1.6; color: #333; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Hero */
.hero-banner { position: relative; padding: 120px 20px; text-align: center; color: white; overflow: hidden; }
.hero-bg-shapes { position: absolute; top: 0; left: 0; right: 0; bottom: 0; pointer-events: none; z-index: 0; }
.shape { position: absolute; border-radius: 50%; opacity: 0.1; }
.shape-1 { width: 400px; height: 400px; background: white; top: -100px; right: -100px; }
.shape-2 { width: 300px; height: 300px; background: white; bottom: -150px; left: -50px; }
.shape-3 { width: 200px; height: 200px; background: white; top: 50%; left: 10%; }
.hero-content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.hero-title { font-size: 3rem; font-weight: 800; margin-bottom: 1rem; }
.hero-subtitle { font-size: 1.25rem; opacity: 0.9; margin-bottom: 2rem; }

/* Sections */
.section { padding: 80px 0; }
.section-gray { background: #f8f9fa; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-title { font-size: 2.25rem; font-weight: 700; color: #1a1a1a; margin-bottom: 16px; }
.section-subtitle { font-size: 1.125rem; color: #6b7280; }

/* Feature Grid */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.feature-item { padding: 40px; background: white; border-radius: 16px; text-align: center; transition: transform 0.3s; }
.feature-item:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.feature-icon { width: 72px; height: 72px; margin: 0 auto 24px; border-radius: 18px; display: flex; align-items: center; justify-content: center; }
.feature-icon svg { width: 36px; height: 36px; }
.feature-name { font-size: 1.125rem; font-weight: 600; margin-bottom: 12px; }
.feature-text { font-size: 0.95rem; color: #6b7280; line-height: 1.8; }

/* Icon Gradients */
.icon-gradient-blue { background: linear-gradient(135deg, #10b981, #059669); }
.icon-gradient-purple { background: linear-gradient(135deg, #34d399, #10b981); }
.icon-gradient-green { background: linear-gradient(135deg, #6ee7b7, #34d399); }
.icon-gradient-orange { background: linear-gradient(135deg, #f59e0b, #d97706); }

/* Card Grid */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.card { padding: 36px; background: white; border-radius: 20px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.card-hover { transition: all 0.3s; }
.card-hover:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.15); }
.card-icon-wrapper { width: 64px; height: 64px; margin-bottom: 24px; }
.card-icon-wrapper svg { width: 100%; height: 100%; }
.card-title { font-size: 1.25rem; font-weight: 600; margin-bottom: 16px; }
.card-text { font-size: 0.95rem; color: #6b7280; line-height: 1.8; }

/* CTA Section */
.cta-section { padding: 100px 0; text-align: center; color: white; }
.cta-content { max-width: 600px; margin: 0 auto; }
.cta-title { font-size: 2.25rem; font-weight: 700; margin-bottom: 16px; }
.cta-text { font-size: 1.125rem; opacity: 0.9; margin-bottom: 16px; }

/* Buttons */
.btn { display: inline-block; padding: 14px 32px; border-radius: 12px; text-decoration: none; font-weight: 600; transition: all 0.3s; }
.btn-white { background: white; color: #10b981; }
.btn-white:hover { background: #f5f5f5; transform: translateY(-2px); }
.btn-lg { padding: 16px 40px; font-size: 1.1rem; }

/* Footer */
.footer { background: #1a1a1a; color: white; padding: 40px 0; text-align: center; }
.footer p { margin-bottom: 8px; font-size: 0.9rem; }
.footer .container { max-width: 1200px; margin: 0 auto; }

/* Sidebar Right Layout */
.layout-sidebar-right { padding-right: 280px; }
.sidebar-right { position: fixed; right: 0; top: 0; bottom: 0; width: 280px; background: linear-gradient(135deg, #10b981, #059669); overflow-y: auto; z-index: 1000; }
.sidebar-logo { padding: 30px 20px; border-bottom: 1px solid rgba(255,255,255,0.2); }
.sidebar-logo a { color: white; font-size: 1.3rem; font-weight: 700; text-decoration: none; }
.sidebar-nav { padding: 20px 0; }
.sidebar-nav ul { list-style: none; }
.sidebar-nav li { position: relative; }
.sidebar-nav a { display: block; padding: 14px 24px; color: white; text-decoration: none; transition: all 0.3s; font-size: 0.95rem; }
.sidebar-nav a:hover, .sidebar-nav a.active { background: rgba(255,255,255,0.2); }
.sidebar-dropdown { position: relative; }
.sidebar-dropdown > a { display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
.sidebar-submenu { display: none; background: rgba(0,0,0,0.15); }
.sidebar-dropdown:hover .sidebar-submenu { display: block; }
.sidebar-submenu a { padding-left: 40px; font-size: 0.9rem; }
.sidebar-submenu a:hover, .sidebar-submenu a.active { background: rgba(255,255,255,0.25); }

/* About & Contact */
.about-content { max-width: 800px; margin: 0 auto; }
.about-content p { font-size: 1.1rem; line-height: 2; margin-bottom: 20px; }
.contact-grid { max-width: 600px; margin: 0 auto; }
.contact-info h2 { font-size: 1.5rem; margin-bottom: 30px; text-align: center; }
.contact-item { display: flex; padding: 15px 0; border-bottom: 1px solid #eee; }
.contact-label { font-weight: 600; width: 80px; }
.contact-value { flex: 1; }
.contact-note { margin-top: 30px; padding: 20px; background: #f8f9fa; border-radius: 8px; text-align: center; color: #666; }

.main-content { min-height: 100vh; }

/* Responsive */
@media (max-width: 1024px) {
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .layout-sidebar-right { padding-right: 240px; }
    .sidebar-right { width: 240px; }
}
@media (max-width: 768px) {
    .hero-title { font-size: 2.25rem; }
    .section-title { font-size: 1.75rem; }
    .feature-grid, .card-grid, .contact-grid { grid-template-columns: 1fr; }
    .layout-sidebar-right { padding-right: 0; }
    .sidebar-right { width: 100%; height: auto; position: relative; }
}
@media (max-width: 480px) {
    .hero-title { font-size: 1.875rem; }
    .section-title { font-size: 1.5rem; }
    .btn-lg { padding: 12px 24px; font-size: 1rem; }
}