:root {
    --primary: #1a365d;
    --primary-light: #2c5282;
    --secondary: #c9a227;
    --accent: #38b2ac;
    --dark: #1a202c;
    --light: #f7fafc;
    --gray: #718096;
    --border: #e2e8f0;
}

html { scroll-behavior: smooth; }

body { font-family: 'Inter', sans-serif; color: var(--dark); line-height: 1.7; }

/* Navbar */
.navbar { padding: 1rem 0; transition: all 0.3s ease; background: transparent; }
.navbar.scrolled { background-color: rgba(255, 255, 255, 0.98) !important; backdrop-filter: blur(12px); box-shadow: 0 2px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; }
.navbar.scrolled .navbar-brand, .navbar.scrolled .nav-link { color: #1a365d !important; }
.navbar.scrolled .btn-nav { background-color: #1a365d !important; color: white !important; }
.navbar-brand { font-weight: 800; font-size: 1.5rem; color: var(--primary) !important; }
.navbar-brand span { color: var(--secondary); }
.nav-link { color: var(--dark) !important; font-weight: 500; padding: 0.5rem 1rem !important; transition: color 0.3s ease; }
.nav-link:hover { color: var(--primary) !important; }
.btn-nav { background: var(--primary); color: white !important; padding: 0.6rem 1.5rem !important; border-radius: 8px; font-weight: 600; transition: all 0.3s ease; border: none; }
.btn-nav:hover { background: var(--primary-light); transform: translateY(-2px); }

/* Hero */
.hero { background: #ffffff; min-height: 90vh; display: flex; align-items: center; padding: 120px 0 80px; border-bottom: 1px solid var(--border); position: relative; }
.hero::before { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.hero .container { position: relative; z-index: 2; }
.hero h1 { font-size: 3.5rem; font-weight: 800; color: var(--dark); line-height: 1.2; margin-bottom: 1.5rem; letter-spacing: -0.02em; }
.hero h1 span { color: var(--primary); }
.hero-subtitle { font-size: 1.25rem; color: var(--gray); margin-bottom: 2rem; max-width: 600px; }

.btn-primary-custom { background: var(--primary); color: white; padding: 1rem 2rem; border-radius: 8px; font-weight: 600; border: none; transition: all 0.3s ease; display: inline-flex; align-items: center; gap: 0.5rem; text-decoration: none; }
.btn-primary-custom:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(26, 54, 93, 0.2); color: white; }

.btn-secondary-custom { background: transparent; color: var(--primary); padding: 1rem 2rem; border-radius: 8px; font-weight: 600; border: 2px solid var(--primary); transition: all 0.3s ease; display: inline-flex; align-items: center; gap: 0.5rem; text-decoration: none; }
.btn-secondary-custom:hover { background: var(--primary); color: white; }

/* Sections */
.pain-points-section { padding: 6rem 0; background: #f8f9fa; }
.solutions-section { padding: 6rem 0; background: white; }
.features-section { padding: 6rem 0; background: #f8f9fa; }
.ai-section { padding: 6rem 0; background: white; border-top: 1px solid var(--border); }

.section-badge { display: inline-block; background: rgba(26, 54, 93, 0.1); color: var(--primary); padding: 0.5rem 1.5rem; border-radius: 50px; font-weight: 600; font-size: 0.875rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 0.5px; }
.section-title { font-size: 2.5rem; font-weight: 800; color: var(--dark); margin-bottom: 1rem; }
.section-subtitle { font-size: 1.125rem; color: var(--gray); max-width: 700px; margin: 0 auto 3rem; }

.pain-point-card, .solution-card, .feature-card { background: white; border-radius: 12px; padding: 2rem; height: 100%; border: 1px solid var(--border); transition: all 0.3s ease; }
.pain-point-card:hover, .solution-card:hover, .feature-card:hover { box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08); transform: translateY(-4px); }
.solution-card:hover { border-color: var(--primary); }

.pain-point-icon { width: 60px; height: 60px; background: #fee2e2; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; }
.pain-point-icon i { font-size: 1.5rem; color: #dc2626; }
.solution-icon { width: 60px; height: 60px; background: #dbeafe; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; }
.solution-icon i { font-size: 1.5rem; color: var(--primary); }
.feature-icon { width: 60px; height: 60px; background: #f0f9ff; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; }
.feature-icon i { font-size: 1.5rem; color: var(--primary); }

.pain-point-card h4, .solution-card h4, .feature-card h4 { font-size: 1.25rem; font-weight: 700; color: var(--dark); margin-bottom: 0.75rem; }
.pain-point-card p, .solution-card p, .feature-card p { color: var(--gray); margin: 0; line-height: 1.7; }

.ai-features-list { list-style: none; padding: 0; margin: 2rem 0; }
.ai-features-list li { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.ai-features-list li i { color: var(--accent); font-size: 1.25rem; margin-top: 0.25rem; }
.ai-features-list li strong { display: block; color: var(--dark); margin-bottom: 0.25rem; font-weight: 600; }
.ai-features-list li span { color: var(--gray); font-size: 0.95rem; }

/* CTA */
.cta-section { padding: 6rem 0; background: var(--primary); color: white; text-align: center; }
.cta-section h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; color: white; }
.cta-section p { font-size: 1.125rem; margin-bottom: 2rem; opacity: 0.9; }
.cta-section .btn-primary-custom { background: white; color: var(--primary); }
.cta-section .btn-primary-custom:hover { background: #f0f0f0; color: var(--primary); }
.cta-section .btn-secondary-custom { border-color: white; color: white; }
.cta-section .btn-secondary-custom:hover { background: white; color: var(--primary); }

/* Footer */
.footer { background: #1a202c; color: #a0aec0; padding: 4rem 0 2rem; }
.footer-brand { font-weight: 800; font-size: 1.5rem; color: white; margin-bottom: 1rem; }
.footer-brand span { color: var(--secondary); }
.footer-desc { margin-bottom: 1.5rem; line-height: 1.7; }
.footer-title { color: white; font-weight: 700; margin-bottom: 1rem; font-size: 1rem; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: #a0aec0; text-decoration: none; transition: color 0.3s ease; }
.footer-links a:hover { color: white; }
.footer-bottom { border-top: 1px solid #2d3748; padding-top: 2rem; margin-top: 3rem; text-align: center; color: #718096; }
.social-links { display: flex; gap: 1rem; }
.social-links a { width: 40px; height: 40px; background: #2d3748; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #a0aec0; transition: all 0.3s ease; }
.social-links a:hover { background: var(--primary); color: white; }

/* Trusted By */
.trusted-by-section { border-bottom: 1px solid var(--border); background: #f8f9fa; }
.clients-logo-track { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 3rem; }
.client-logo-item { display: flex; flex-direction: column; align-items: center; gap: 0.75rem; opacity: 0.75; transition: opacity 0.3s ease, transform 0.3s ease; }
.client-logo-item:hover { opacity: 1; transform: translateY(-3px); }
.client-logo-wrap { background: white; border-radius: 16px; padding: 1.25rem 2rem; box-shadow: 0 2px 12px rgba(0,0,0,0.06); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; min-width: 160px; min-height: 90px; transition: box-shadow 0.3s ease; }
.client-logo-item:hover .client-logo-wrap { box-shadow: 0 6px 24px rgba(26,54,93,0.12); border-color: rgba(26,54,93,0.2); }
.client-logo-wrap img { max-height: 55px; max-width: 130px; width: auto; height: auto; object-fit: contain; filter: grayscale(30%); transition: filter 0.3s ease; }
.client-logo-item:hover .client-logo-wrap img { filter: grayscale(0%); }
.client-logo-name { font-size: 0.8rem; font-weight: 600; color: var(--gray); letter-spacing: 0.3px; }
.client-logo-initials { width: 64px; height: 64px; border-radius: 14px; background: linear-gradient(135deg, var(--primary-light), var(--primary)); display: flex; align-items: center; justify-content: center; color: white; font-size: 1.3rem; font-weight: 800; letter-spacing: -0.5px; transition: transform 0.3s ease; }
.client-logo-item:hover .client-logo-initials { transform: scale(1.05); }
.trusted-divider { display: flex; align-items: center; gap: 1rem; color: var(--gray); font-size: 0.875rem; font-weight: 500; margin-bottom: 2.5rem; }
.trusted-divider::before, .trusted-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* Login Button (navbar outline) */
.btn-nav-outline { background: transparent; color: var(--primary) !important; padding: 0.6rem 1.5rem !important; border-radius: 8px; font-weight: 600; transition: all 0.3s ease; border: 2px solid var(--primary); text-decoration: none; display: inline-block; }
.btn-nav-outline:hover { background: var(--primary); color: white !important; transform: translateY(-2px); }
.navbar.scrolled .btn-nav-outline { border-color: var(--primary); color: var(--primary) !important; }
.navbar.scrolled .btn-nav-outline:hover { background: var(--primary); color: white !important; }

/* Responsive */
@media (max-width: 991px) {
    .navbar { background: rgba(255, 255, 255, 0.98) !important; backdrop-filter: blur(12px); }
    .navbar .navbar-collapse { background: white; padding: 1rem; border-radius: 12px; margin-top: 1rem; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); }
    .navbar .nav-link { padding: 0.75rem 1rem !important; border-radius: 8px; }
    .navbar .nav-link:hover { background: rgba(26, 54, 93, 0.05); }
    .navbar .d-flex { flex-direction: column; gap: 0.75rem !important; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border); }
    .navbar .btn-nav, .navbar .btn-nav-outline { width: 100%; text-align: center; }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .section-title { font-size: 2rem; }
    .clients-logo-track { gap: 1.5rem; }
    .client-logo-wrap { min-width: 130px; min-height: 75px; padding: 1rem 1.5rem; }
}