/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #FAFAF8;
  --navy:     #1B3A5C;
  --dark:     #1C1C1A;
  --muted:    #9A9080;
  --border:   #E8E4DC;
  --white:    #ffffff;
  --font:     'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--dark);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Typography ── */
h1, h2, h3 { line-height: 1.15; font-weight: 700; letter-spacing: -0.02em; }
p { color: #4A4640; }

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: opacity 0.15s, transform 0.15s;
  cursor: pointer;
  border: none;
}
.btn:hover { opacity: 0.88; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--navy);
  color: var(--white);
}
.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-large {
  padding: 18px 40px;
  font-size: 18px;
  letter-spacing: 0.02em;
}
.btn-full { width: 100%; text-align: center; }

/* ── Nav ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--dark);
  text-decoration: none;
  letter-spacing: -0.03em;
}
.nav-cta {
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
  border: 1.5px solid var(--navy);
  padding: 8px 16px;
  border-radius: 5px;
  transition: background 0.15s, color 0.15s;
}
.nav-cta:hover { background: var(--navy); color: var(--white); }

/* ── Hero ── */
.hero {
  padding: 96px 0 80px;
  text-align: center;
}
.hero-inner { max-width: 740px; margin: 0 auto; }
.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
}
.hero-headline {
  font-size: clamp(52px, 8vw, 88px);
  color: var(--dark);
  margin-bottom: 24px;
  line-height: 1.0;
}
.hero-sub {
  font-size: 19px;
  color: #5A5450;
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.65;
}
.hero-note {
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
}

/* ── Problem ── */
.problem {
  background: var(--dark);
  color: var(--white);
  padding: 72px 0;
  text-align: center;
}
.problem-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}
.stat-number {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 18px;
  color: #B8B0A0;
  max-width: 480px;
}
.problem-body {
  font-size: 17px;
  color: #9A9080;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── ROI ── */
.roi { padding: 96px 0; }
.roi-inner {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 64px;
  align-items: start;
}
.roi-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.roi-price {
  font-size: 52px;
  font-weight: 700;
  color: var(--dark);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 16px;
}
.roi-price span {
  font-size: 22px;
  font-weight: 400;
  color: var(--muted);
}
.roi-line {
  font-size: 16px;
  color: #4A4640;
  margin-bottom: 6px;
}
.roi-sub {
  font-size: 14px;
  color: var(--muted);
  margin-top: 12px;
  margin-bottom: 28px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.roi-features { display: flex; flex-direction: column; gap: 28px; padding-top: 8px; }
.feature { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon {
  width: 28px;
  height: 28px;
  background: var(--navy);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}
.feature strong { display: block; color: var(--dark); font-size: 16px; margin-bottom: 4px; }
.feature p { font-size: 14px; color: var(--muted); margin: 0; }

/* ── How It Works ── */
.how {
  background: var(--white);
  padding: 96px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-title {
  font-size: clamp(24px, 3.5vw, 36px);
  color: var(--dark);
  margin-bottom: 56px;
  text-align: center;
}
.steps {
  display: grid;
  grid-template-columns: 1fr 40px 1fr 40px 1fr;
  gap: 0;
  align-items: start;
}
.step { text-align: center; padding: 0 16px; }
.step-num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--navy);
  margin-bottom: 16px;
}
.step h3 { font-size: 18px; color: var(--dark); margin-bottom: 10px; }
.step p { font-size: 14px; color: var(--muted); line-height: 1.65; }
.step-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 28px;
  color: var(--border);
  font-size: 24px;
}
.step-divider::after { content: '→'; color: var(--border); font-size: 28px; }

/* ── Demo CTA ── */
.demo-cta {
  background: var(--navy);
  padding: 80px 0;
  text-align: center;
}
.demo-cta-inner { max-width: 600px; margin: 0 auto; }
.demo-cta h2 {
  font-size: clamp(28px, 4vw, 42px);
  color: var(--white);
  margin-bottom: 16px;
}
.demo-cta p { font-size: 17px; color: #A8C0D8; margin-bottom: 36px; }
.demo-cta .btn-primary {
  background: var(--white);
  color: var(--navy);
  font-size: 22px;
  padding: 20px 48px;
  border-radius: 8px;
  letter-spacing: 0.02em;
}
.demo-cta .btn-primary:hover { opacity: 0.95; }

/* ── Industries ── */
.industries { padding: 96px 0; }
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.industry-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px 28px;
}
.industry-icon { font-size: 32px; margin-bottom: 16px; }
.industry-card h3 { font-size: 18px; color: var(--dark); margin-bottom: 10px; }
.industry-card p { font-size: 14px; color: var(--muted); line-height: 1.65; }

/* ── Contact ── */
.contact {
  background: var(--dark);
  padding: 96px 0;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 72px;
  align-items: start;
}
.contact-text h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  color: var(--white);
  margin-bottom: 16px;
}
.contact-text > p { font-size: 16px; color: #9A9080; margin-bottom: 32px; }
.contact-direct p { font-size: 13px; color: #9A9080; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.08em; }
.contact-direct a {
  display: block;
  font-size: 16px;
  color: #A8C0D8;
  text-decoration: none;
  margin-bottom: 6px;
  transition: color 0.15s;
}
.contact-direct a:hover { color: var(--white); }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
label { font-size: 13px; font-weight: 500; color: #9A9080; }
input, textarea {
  background: #2A2A28;
  border: 1px solid #3A3A38;
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--white);
  font-family: var(--font);
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
input::placeholder, textarea::placeholder { color: #5A5A58; }
input:focus, textarea:focus { border-color: var(--navy); }
textarea { resize: vertical; }
.contact-form .btn-navy { margin-top: 4px; padding: 15px; font-size: 15px; }

/* ── Footer ── */
.footer {
  background: #141412;
  padding: 48px 0 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 40px;
  border-bottom: 1px solid #2A2A28;
  gap: 40px;
}
.footer-brand .logo { color: var(--white); }
.footer-brand p { font-size: 13px; color: #5A5A58; margin-top: 6px; }
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
}
.footer-links a {
  font-size: 14px;
  color: #9A9080;
  text-decoration: none;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  padding: 20px 0;
}
.footer-bottom p { font-size: 12px; color: #3A3A38; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .roi-inner { grid-template-columns: 1fr; gap: 40px; }
  .roi-card { max-width: 400px; }
  .steps {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .step-divider { display: none; }
  .industry-grid { grid-template-columns: 1fr; gap: 16px; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { flex-direction: column; }
  .footer-links { align-items: flex-start; }
}

@media (max-width: 600px) {
  .hero { padding: 64px 0 56px; }
  .form-row { grid-template-columns: 1fr; }
  .nav-cta { display: none; }
  .demo-cta .btn-primary { font-size: 18px; padding: 16px 32px; }
}