/* DebtFlow.ai — Dark Navy + Green theme */
:root {
  --bg: #070D1A;
  --bg2: #0D1A2E;
  --bg3: #112240;
  --accent: #00C896;
  --accent2: #E8A020;
  --text: #E8EDF5;
  --muted: #7A90B0;
  --border: rgba(255,255,255,0.08);
  --card-bg: #0D1A2E;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: 'Inter', sans-serif; font-size: 16px; line-height: 1.6; }
a { color: var(--accent); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: 0.8; }

/* Container */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 28px; border-radius: 8px; font-weight: 600; font-size: 1rem; cursor: pointer; border: none; transition: all var(--transition); text-decoration: none; gap: 8px; }
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: #00dfa8; opacity: 1; color: #000; }
.btn-outline { background: transparent; color: var(--text); border: 1.5px solid var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); opacity: 1; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-sm { padding: 8px 18px; font-size: 0.9rem; }
.btn-full { width: 100%; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(7,13,26,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 24px; }
.nav-logo { display: flex; align-items: center; gap: 8px; color: var(--text); }
.logo-icon { font-size: 1.4rem; }
.logo-text { font-weight: 800; font-size: 1.2rem; }
.logo-dot { color: var(--accent); }
.nav-links { display: flex; list-style: none; gap: 8px; }
.nav-links a { color: var(--muted); padding: 6px 12px; border-radius: 6px; font-size: 0.95rem; transition: color var(--transition); }
.nav-links a:hover { color: var(--text); opacity: 1; }
.nav-actions { display: flex; align-items: center; gap: 12px; }

/* Lang switcher */
.lang-switcher { display: flex; gap: 4px; }
.lang-btn { background: none; border: 1px solid var(--border); color: var(--muted); padding: 4px 8px; border-radius: 4px; font-size: 0.75rem; cursor: pointer; transition: all var(--transition); }
.lang-btn.active, .lang-btn:hover { border-color: var(--accent); color: var(--accent); }

/* Mobile nav toggle */
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; }
.nav-mobile { display: none; flex-direction: column; gap: 4px; padding: 12px 24px 16px; background: var(--bg2); border-bottom: 1px solid var(--border); }
.nav-mobile.open { display: flex; }
.nav-mobile a { color: var(--muted); padding: 8px 0; font-size: 1rem; }
.nav-mobile .btn { margin-top: 8px; justify-content: center; }

/* Hero */
.hero { padding: 100px 0 80px; text-align: center; background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(0,200,150,0.12) 0%, transparent 70%); }
.hero-badge { display: inline-block; background: rgba(0,200,150,0.12); border: 1px solid rgba(0,200,150,0.3); color: var(--accent); padding: 6px 16px; border-radius: 100px; font-size: 0.85rem; font-weight: 500; margin-bottom: 24px; }
.hero-title { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; max-width: 900px; margin: 0 auto 20px; }
.hero-subtitle { font-size: 1.2rem; color: var(--muted); max-width: 680px; margin: 0 auto 36px; line-height: 1.7; }
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 800px; margin: 0 auto; }
.hero-stat { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 16px; }
.stat-value { font-size: 1.8rem; font-weight: 800; color: var(--accent); line-height: 1; }
.stat-label { font-size: 0.8rem; color: var(--muted); margin-top: 4px; }

/* Trust bar */
.trust-bar { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 16px 0; }
.trust-items { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; }
.trust-item { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 0.9rem; }
.trust-check { color: var(--accent); font-weight: 700; }

/* Sections */
.section { padding: 80px 0; }
.section-dark { background: var(--bg2); }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; margin-bottom: 12px; }
.section-header p { color: var(--muted); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

/* Cards grid */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.card { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; transition: transform var(--transition), border-color var(--transition); }
.card:hover { transform: translateY(-4px); border-color: rgba(0,200,150,0.3); }
.card-highlight { border-color: rgba(0,200,150,0.4); background: linear-gradient(135deg, var(--bg3), rgba(0,200,150,0.06)); }
.card-icon { font-size: 2rem; margin-bottom: 12px; }
.card-stage { font-size: 0.78rem; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; }
.card-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.card-desc { color: var(--muted); font-size: 0.9rem; line-height: 1.6; margin-bottom: 16px; }
.card-metric { display: flex; align-items: center; gap: 8px; }
.metric-label { font-size: 0.8rem; color: var(--muted); }
.metric-value { font-weight: 700; }
.accent { color: var(--accent); }

/* Solutions */
.solutions-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 24px; }
.solution-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 24px; transition: border-color var(--transition); }
.solution-card:hover { border-color: rgba(0,200,150,0.3); }
.solution-icon { font-size: 2.2rem; margin-bottom: 16px; }
.solution-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.solution-subtitle { font-size: 0.85rem; color: var(--accent); font-weight: 600; margin-bottom: 10px; }
.solution-desc { color: var(--muted); font-size: 0.9rem; line-height: 1.6; }

/* Stats banner */
.stats-banner { background: linear-gradient(135deg, var(--bg3), var(--bg2)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 32px; text-align: center; }
.stat-block {}
.stat-big { font-size: 2.2rem; font-weight: 800; color: var(--accent); }
.stat-desc { font-size: 0.82rem; color: var(--muted); margin-top: 4px; }

/* Compare table */
.compare-table-wrap { overflow-x: auto; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.compare-table th, .compare-table td { padding: 14px 20px; text-align: left; border-bottom: 1px solid var(--border); }
.compare-table th { background: var(--bg3); color: var(--accent); font-weight: 700; }
.compare-table tr:hover td { background: rgba(255,255,255,0.02); }
.compare-table td:nth-child(2) { color: var(--accent); font-weight: 600; }
.compare-table td:nth-child(3) { color: var(--muted); }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; align-items: start; }
.pricing-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px 28px; position: relative; }
.pricing-card-highlight { border-color: var(--accent); background: linear-gradient(135deg, var(--bg2), rgba(0,200,150,0.06)); }
.pricing-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #000; font-size: 0.78rem; font-weight: 700; padding: 4px 16px; border-radius: 100px; white-space: nowrap; }
.pricing-name { font-size: 1rem; font-weight: 700; color: var(--muted); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.06em; }
.pricing-price { font-size: 2.6rem; font-weight: 800; color: var(--text); line-height: 1; }
.pricing-period { font-size: 0.9rem; color: var(--muted); margin-bottom: 12px; }
.pricing-desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 24px; }
.pricing-features { list-style: none; margin-bottom: 28px; display: flex; flex-direction: column; gap: 10px; }
.pricing-features li { display: flex; align-items: flex-start; gap: 8px; font-size: 0.9rem; color: var(--muted); }
.feat-check { color: var(--accent); font-weight: 700; flex-shrink: 0; }

/* Testimonials */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.testimonial-card { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; }
.testimonial-text { color: var(--text); font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--accent); color: #000; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.9rem; flex-shrink: 0; }
.testimonial-name { font-weight: 700; font-size: 0.95rem; }
.testimonial-title { color: var(--muted); font-size: 0.8rem; }

/* Markets & Integrations */
.markets-grid, .integrations-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.market-chip, .integration-chip { background: var(--bg3); border: 1px solid var(--border); padding: 8px 18px; border-radius: 100px; font-size: 0.9rem; color: var(--muted); }

/* CTA section */
.cta-section { background: linear-gradient(135deg, rgba(0,200,150,0.1), transparent); border-top: 1px solid var(--border); padding: 100px 0; text-align: center; }
.cta-section h2 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; margin-bottom: 16px; }
.cta-section p { color: var(--muted); font-size: 1.1rem; margin-bottom: 36px; }

/* Demo page */
.demo-hero { padding: 80px 0 100px; }
.demo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.demo-left h1 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; margin-bottom: 16px; }
.demo-sub { color: var(--muted); font-size: 1.05rem; margin-bottom: 32px; line-height: 1.7; }
.demo-bullets { display: flex; flex-direction: column; gap: 16px; margin-bottom: 40px; }
.demo-bullet { display: flex; align-items: flex-start; gap: 12px; }
.bullet-icon { font-size: 1.2rem; flex-shrink: 0; }
.demo-proof { display: flex; gap: 24px; }
.proof-stat { text-align: center; }
.proof-number { display: block; font-size: 2rem; font-weight: 800; color: var(--accent); }
.proof-label { font-size: 0.8rem; color: var(--muted); }
.demo-form-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; }
.demo-form-card h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: 28px; }
.demo-form { display: flex; flex-direction: column; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.9rem; font-weight: 500; color: var(--muted); }
.form-group input, .form-group select { background: var(--bg3); border: 1px solid var(--border); color: var(--text); padding: 12px 16px; border-radius: 8px; font-size: 0.95rem; font-family: inherit; transition: border-color var(--transition); }
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--accent); }
.form-group select option { background: var(--bg3); }
.form-legal { font-size: 0.8rem; color: var(--muted); text-align: center; margin-top: 4px; }
.demo-thanks { text-align: center; padding: 20px 0; }
.thanks-icon { font-size: 3rem; margin-bottom: 16px; }
.demo-thanks h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.demo-thanks p { color: var(--muted); }

/* Footer */
.site-footer { background: var(--bg2); border-top: 1px solid var(--border); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.1rem; margin-bottom: 12px; }
.footer-desc { color: var(--muted); font-size: 0.9rem; line-height: 1.7; margin-bottom: 16px; }
.footer-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.badge { background: rgba(0,200,150,0.1); border: 1px solid rgba(0,200,150,0.2); color: var(--accent); font-size: 0.75rem; padding: 3px 10px; border-radius: 100px; }
.footer-links h4 { font-size: 0.85rem; font-weight: 700; color: var(--text); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; }
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links li, .footer-links a { font-size: 0.9rem; color: var(--muted); }
.footer-links a:hover { color: var(--text); opacity: 1; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 0.85rem; color: var(--muted); }

/* Responsive */
@media (max-width: 900px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .demo-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}
@media (max-width: 600px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: center; }
}