:root {
  --bg: #080c14;
  --bg-alt: #0d1421;
  --surface: #111827;
  --surface-2: #1a2536;
  --fg: #f0f4ff;
  --fg-muted: #8899b4;
  --accent: #f59e0b;
  --accent-dim: rgba(245,158,11,0.12);
  --border: rgba(255,255,255,0.07);
  --success: #10b981;
  --radius: 10px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  padding: 24px 48px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(8,12,20,0.85);
  backdrop-filter: blur(12px);
  z-index: 10;
}
.nav-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: -0.3px; }
.brand-mark { width: 32px; height: 32px; background: var(--accent); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #000; font-weight: 800; font-size: 16px; }

/* SECTION SHARED */
.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; }
.section-label { font-family: 'DM Mono', monospace; font-size: 11px; font-weight: 500; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.section-headline { font-size: clamp(32px, 5vw, 52px); font-weight: 800; line-height: 1.1; letter-spacing: -1.5px; margin-bottom: 20px; }

/* HERO */
.hero { padding: 80px 0 100px; border-bottom: 1px solid var(--border); }
.hero-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-label { font-family: 'DM Mono', monospace; font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent); margin-bottom: 20px; display: inline-block; background: var(--accent-dim); padding: 6px 12px; border-radius: 4px; }
.hero-headline { font-size: clamp(40px, 5.5vw, 64px); font-weight: 800; line-height: 1.05; letter-spacing: -2px; margin-bottom: 20px; }
.hero-sub { font-size: 18px; color: var(--fg-muted); line-height: 1.7; max-width: 480px; margin-bottom: 32px; }
.hero-cta-row { display: flex; gap: 16px; align-items: center; margin-bottom: 48px; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; gap: 6px; padding: 14px 28px; background: var(--accent); color: #000; font-weight: 700; font-size: 15px; border-radius: 8px; text-decoration: none; transition: opacity 0.15s; }
.btn-primary:hover { opacity: 0.88; }
.btn-secondary { display: inline-flex; align-items: center; padding: 14px 24px; background: transparent; color: var(--fg-muted); font-weight: 600; font-size: 15px; border-radius: 8px; text-decoration: none; border: 1px solid var(--border); transition: border-color 0.15s, color 0.15s; }
.btn-secondary:hover { border-color: var(--fg-muted); color: var(--fg); }
.hero-metric-row { display: flex; gap: 32px; align-items: center; }
.metric {}
.metric-val { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; color: var(--fg); }
.metric-label { font-size: 12px; color: var(--fg-muted); margin-top: 4px; max-width: 100px; }
.metric-divider { width: 1px; height: 40px; background: var(--border); }

/* DASHBOARD MOCKUP */
.dashboard-mockup { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; box-shadow: 0 32px 80px rgba(0,0,0,0.5); }
.dash-header { padding: 14px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; background: var(--surface-2); }
.dash-title { font-size: 13px; font-weight: 600; color: var(--fg); }
.dash-status { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 8px var(--success); }
.dash-img { width: 100%; display: block; }
.dash-tickets { padding: 16px 20px; display: flex; flex-direction: column; gap: 8px; }
.ticket-row { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-radius: 8px; font-size: 12px; }
.ticket-row.resolved { background: rgba(16,185,129,0.08); border: 1px solid rgba(16,185,129,0.15); }
.ticket-row.active { background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.2); }
.ticket-status { font-family: 'DM Mono', monospace; font-size: 10px; font-weight: 500; padding: 3px 8px; border-radius: 4px; background: rgba(16,185,129,0.15); color: var(--success); }
.ticket-status.working { background: rgba(245,158,11,0.15); color: var(--accent); }
.ticket-subject { flex: 1; color: var(--fg-muted); }
.ticket-time { color: #556070; font-family: 'DM Mono', monospace; }

/* HOW IT WORKS — Simulation flow */
.sim-section { }
.sim-intro { font-size: 17px; color: var(--fg-muted); margin-bottom: 48px; max-width: 480px; line-height: 1.7; }
.sim-steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 16px; align-items: start; }
.sim-step { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 28px 24px; }
.sim-step-icon { width: 52px; height: 52px; background: var(--accent-dim); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: var(--accent); margin-bottom: 16px; }
.sim-step-num { font-family: 'DM Mono', monospace; font-size: 11px; font-weight: 500; color: var(--accent); letter-spacing: 1.5px; margin-bottom: 10px; }
.sim-step h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.3px; }
.sim-step p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }
.sim-divider { display: flex; align-items: center; padding-top: 28px; color: #556070; }

/* Legacy step grid (for product-flow version if needed later) */
.steps-grid { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 24px; align-items: start; margin-top: 60px; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 28px; }
.step-num { font-family: 'DM Mono', monospace; font-size: 11px; font-weight: 500; color: var(--accent); letter-spacing: 1px; margin-bottom: 16px; }
.step h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.3px; }
.step p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }
.step-arrow { display: flex; align-items: center; padding-top: 28px; color: #556070; }

/* FEATURES */
.features { padding: 100px 0; background: var(--bg-alt); }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 60px; }
.feature-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 28px 24px; }
.feature-icon { width: 44px; height: 44px; background: var(--accent-dim); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--accent); margin-bottom: 18px; }
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }

/* OUTCOMES */
.outcomes { padding: 100px 0; border-bottom: 1px solid var(--border); }
.outcomes-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin-top: 60px; }
.outcomes-body { font-size: 17px; color: var(--fg-muted); line-height: 1.7; margin-bottom: 40px; }
.outcome-stats { display: flex; gap: 40px; }
.outcome-val { font-size: 36px; font-weight: 800; letter-spacing: -1px; color: var(--accent); }
.outcome-desc { font-size: 13px; color: var(--fg-muted); margin-top: 4px; max-width: 120px; }
.comparison-block { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.comparison-side { padding: 24px 28px; }
.comparison-side.old { border-bottom: 1px solid var(--border); background: rgba(255,255,255,0.02); }
.comparison-side.new { background: rgba(245,158,11,0.04); }
.comp-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--fg-muted); margin-bottom: 16px; }
.accent-label { color: var(--accent); }
.comp-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.comp-row:last-child { border-bottom: none; }
.comp-row span:first-child { color: var(--fg-muted); }
.comp-row span:last-child { font-weight: 600; font-family: 'DM Mono', monospace; }

/* CLOSING */
.closing { padding: 100px 0; background: var(--bg-alt); text-align: center; }
.closing-headline { font-size: clamp(28px, 4vw, 48px); font-weight: 800; letter-spacing: -1.5px; line-height: 1.1; margin-bottom: 24px; }
.closing-body { font-size: 18px; color: var(--fg-muted); max-width: 600px; margin: 0 auto 40px; line-height: 1.7; }
.closing-tagline { font-family: 'DM Mono', monospace; font-size: 13px; color: var(--accent); letter-spacing: 0.5px; }

/* CONTACT */
.contact-bar { padding: 100px 0; border-top: 1px solid var(--border); }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.contact-label { font-family: 'DM Mono', monospace; font-size: 11px; font-weight: 500; letter-spacing: 1.5px; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.contact-headline { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 12px; }
.contact-sub { font-size: 15px; color: var(--fg-muted); line-height: 1.7; max-width: 360px; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.contact-field { display: flex; flex-direction: column; gap: 6px; }
.contact-field label { font-size: 12px; font-weight: 600; color: var(--fg-muted); letter-spacing: 0.3px; }
.contact-field input, .contact-field textarea { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 11px 14px; color: var(--fg); font-size: 14px; font-family: 'Plus Jakarta Sans', sans-serif; outline: none; transition: border-color 0.15s; resize: vertical; }
.contact-field input:focus, .contact-field textarea:focus { border-color: var(--accent); }
.contact-field input::placeholder, .contact-field textarea::placeholder { color: #556070; }
.contact-submit { margin-top: 4px; padding: 14px; background: var(--accent); color: #000; font-weight: 700; font-size: 15px; border: none; border-radius: 8px; cursor: pointer; transition: opacity 0.15s; font-family: 'Plus Jakarta Sans', sans-serif; }
.contact-submit:hover { opacity: 0.88; }
.contact-submit:disabled { opacity: 0.4; cursor: not-allowed; }
.contact-error { color: #f87171; font-size: 13px; display: none; }
.contact-error.visible { display: block; }
.contact-success { color: var(--success); font-size: 14px; font-weight: 500; }

/* FOOTER */
.footer { padding: 40px 48px; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.footer-brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; }
.brand-mark-sm { width: 26px; height: 26px; background: var(--accent); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: #000; font-weight: 800; font-size: 13px; }
.footer-copy { font-size: 13px; color: #556070; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .outcomes-layout { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-arrow { display: none; }
}
@media (max-width: 600px) {
  .section-inner, .hero-inner, .footer-inner { padding: 0 24px; }
  .nav { padding: 20px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-metric-row { flex-wrap: wrap; gap: 20px; }
  .outcome-stats { flex-direction: column; gap: 24px; }
}