/* KWebDevelopment — modern agency, mobile-first */
:root {
  --max: 1100px;
  --header-h: 64px;
  --space: 24px;
  --space-lg: 48px;
  --space-xl: 64px;
  --radius: 12px;
  --radius-lg: 20px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-primary: #0f172a;
  --color-primary-hover: #1e293b;
  --color-accent: #0ea5e9;
  --color-accent-soft: #e0f2fe;
  --shadow: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}
a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header — sticky, refined */
header {
  position: sticky;
  top: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  z-index: 10;
  box-shadow: var(--shadow);
}
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: var(--space);
}
.logo {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.logo a:hover { color: var(--color-accent); }

.links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.links a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding: 8px 12px;
  border-radius: var(--radius);
}
.links a:hover { color: var(--color-text); background: var(--color-bg); }

.nav-cta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.9rem;
  white-space: nowrap;
  border: 1px solid var(--color-primary);
  background: transparent;
  color: var(--color-primary);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.btn:hover { background: var(--color-bg); }
.btn.primary {
  background: var(--color-primary);
  color: var(--color-surface);
  border-color: var(--color-primary);
}
.btn.primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-surface);
}

/* Hero */
.hero {
  padding: var(--space-xl) 0;
  background: var(--color-surface);
}
.hero-grid {
  display: grid;
  gap: var(--space-lg);
  align-items: center;
}
@media (min-width: 800px) {
  .hero-grid { grid-template-columns: 1.1fr 0.9fr; }
}
.pill {
  display: inline-block;
  padding: 6px 14px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--space);
}
h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 var(--space);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.hero p { margin: 0 0 var(--space); color: var(--color-text-muted); max-width: 52ch; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: var(--space); }
.how-it-works-row { display: flex; flex-wrap: wrap; gap: 16px 24px; margin-top: var(--space); font-size: 0.9rem; color: var(--color-text-muted); }
.how-it-works-row strong { color: var(--color-text); }
.muted { color: var(--color-text-muted); font-size: 0.95rem; }
.small { font-size: 0.85rem; color: var(--color-text-muted); }
.link { text-decoration: underline; text-underline-offset: 2px; }
.link:hover { color: var(--color-accent); }

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.card:hover { box-shadow: var(--shadow-lg); border-color: var(--color-border); }
.card strong { display: block; margin-bottom: 6px; font-size: 1rem; }

/* Grids */
.grid { display: grid; gap: var(--space); }
.cards { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.two { grid-template-columns: 1fr 1fr; }
@media (max-width: 700px) {
  .two { grid-template-columns: 1fr; }
}

/* Sections */
section {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}
section:first-of-type { border-top: none; }
h2 {
  font-size: clamp(1.5rem, 3vw, 1.75rem);
  font-weight: 800;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.section-lead {
  margin: 0 0 var(--space);
  color: var(--color-text-muted);
  max-width: 52ch;
}

/* Spacing helpers */
.top8 { margin-top: 8px; }
.top10 { margin-top: 10px; }
.top12 { margin-top: 12px; }
.top14 { margin-top: 14px; }
.top16 { margin-top: 16px; }

/* Process — 4 steps with icons */
.process-grid {
  display: grid;
  gap: var(--space);
  margin-top: var(--space-lg);
}
@media (min-width: 600px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .process-grid { grid-template-columns: repeat(4, 1fr); }
}
.process-step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space);
  position: relative;
}
.process-step .icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 12px;
}
.process-step strong { font-size: 1rem; }
.process-step .muted { margin: 0; font-size: 0.9rem; }

/* Stats / Trust */
.stats-grid {
  display: grid;
  gap: var(--space);
  margin-top: var(--space-lg);
}
@media (min-width: 500px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 800px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}
.stat-card {
  text-align: center;
  padding: var(--space);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.stat-card .value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.stat-card .muted { margin: 0; font-size: 0.9rem; }

.testimonials-wrap {
  margin-top: var(--space-lg);
  display: grid;
  gap: var(--space);
}
@media (min-width: 700px) {
  .testimonials-wrap { grid-template-columns: repeat(2, 1fr); }
}
.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space);
}
.testimonial-card .quote { font-style: italic; margin: 0 0 12px; }
.testimonial-card .by { font-size: 0.9rem; color: var(--color-text-muted); }

/* Portfolio */
.portfolio-grid {
  display: grid;
  gap: var(--space);
  margin-top: var(--space-lg);
}
@media (min-width: 600px) {
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
}
.portfolio-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.portfolio-card:hover { box-shadow: var(--shadow-lg); }
.portfolio-card .img-wrap {
  aspect-ratio: 16/10;
  background: var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}
.portfolio-card .body { padding: var(--space); }
.portfolio-card .industry { font-size: 0.8rem; color: var(--color-accent); font-weight: 600; margin-bottom: 4px; }
.portfolio-card .outcome { font-weight: 700; margin: 0; }

/* Pricing */
.pricing-grid {
  display: grid;
  gap: var(--space);
  margin-top: var(--space-lg);
}
@media (min-width: 600px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
.pricing-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color 0.2s;
}
.pricing-card:hover { border-color: var(--color-accent); }
.price {
  font-size: 2rem;
  font-weight: 800;
  margin: 8px 0 12px;
  color: var(--color-primary);
}
.pricing-card .muted { margin: 0 0 var(--space); }
.pricing-card .btn { width: 100%; justify-content: center; margin-top: 8px; }

/* Retention Toolkit section */
.toolkit-features {
  display: grid;
  gap: var(--space);
  margin: var(--space-lg) 0;
}
@media (min-width: 600px) {
  .toolkit-features { grid-template-columns: repeat(2, 1fr); }
}
.toolkit-feature {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space);
}
.toolkit-feature strong { display: block; margin-bottom: 6px; }
.toolkit-feature .muted { margin: 0; font-size: 0.9rem; }
.toolkit-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--space);
}

/* Footer */
footer {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}
footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
footer a { color: var(--color-text-muted); }
footer a:hover { color: var(--color-text); }

ul { margin: 10px 0 0; padding-left: 20px; line-height: 1.7; color: var(--color-text-muted); }

/* Mobile nav */
@media (max-width: 900px) {
  .links { display: none; }
  nav { justify-content: space-between; }
  .hero-grid { grid-template-columns: 1fr; }
}