/* Sioux Software — styles.css
   Mobile-first. System fonts. Clean professional. */

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

:root {
  --white:     #FFFFFF;
  --offwhite:  #F8FAFC;
  --slate-100: #F1F5F9;
  --slate-300: #CBD5E1;
  --slate-500: #64748B;
  --slate-700: #334155;
  --slate-900: #0F172A;
  --blue-500:  #3B82F6;
  --blue-600:  #2563EB;
  --blue-700:  #1D4ED8;
  --green-600: #16A34A;
  --red-600:   #DC2626;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--slate-700);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Canvas ── */

#grid-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* Content sits above canvas */
.page { position: relative; z-index: 1; }

/* ── Shared ── */

.section {
  padding: 3rem 1.25rem;
}

.section--alt {
  background: var(--offwhite);
}

.container {
  max-width: 960px;
  margin: 0 auto;
}

h1, h2, h3 {
  color: var(--slate-900);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.35rem, 3.5vw, 2rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--blue-600);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

strong { color: var(--slate-900); }

/* ── Hero ── */

.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding: 4rem 1.25rem 3rem;
  background: transparent; /* canvas shows through */
}

.hero .container {
  max-width: 720px;
}

.hero h1 {
  margin-bottom: 1rem;
}

.brand-cycle {
  display: inline-block;
  color: var(--blue-600);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.brand-cycle--price {
  color: inherit;
}

.brand-cycle.fade-out {
  opacity: 0;
  transform: translateY(6px);
}

.hero__sub {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  color: var(--slate-500);
  margin-bottom: 2rem;
  max-width: 560px;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

/* ── Buttons ── */

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background 0.15s, box-shadow 0.15s;
}

.btn--primary {
  background: var(--blue-600);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--blue-700);
  text-decoration: none;
}

.btn--outline {
  background: transparent;
  color: var(--blue-600);
  border: 2px solid var(--blue-600);
}
.btn--outline:hover {
  background: var(--blue-600);
  color: var(--white);
  text-decoration: none;
}

/* ── Problem section ── */

.comparison {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.comparison__card {
  padding: 1.5rem;
  border-radius: 8px;
  border: 2px solid var(--slate-300);
}

.comparison__card--them {
  border-color: var(--red-600);
  background: #FEF2F2;
}

.comparison__card--us {
  border-color: var(--green-600);
  background: #F0FDF4;
}

.comparison__price {
  font-size: 1.75rem;
  font-weight: 700;
}

.comparison__price--them { color: var(--red-600); }
.comparison__price--us   { color: var(--green-600); }

/* ── Features ── */

.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.feature-card {
  padding: 1.5rem;
  border-radius: 8px;
  background: var(--white);
  border: 1px solid var(--slate-100);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.feature-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--blue-600);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.feature-card p {
  color: var(--slate-500);
  font-size: 0.95rem;
}

/* ── Pricing ── */

.pricing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.price-card {
  padding: 1.75rem 1.5rem;
  border-radius: 8px;
  border: 2px solid var(--slate-100);
  background: var(--white);
  text-align: center;
}

.price-card--featured {
  border-color: var(--blue-600);
  box-shadow: 0 4px 16px rgba(37,99,235,0.10);
}

.price-card__name {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate-500);
  margin-bottom: 0.5rem;
}

.price-card__amount {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1;
}

.price-card__amount span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--slate-500);
}

.price-card__desc {
  margin: 1rem 0;
  color: var(--slate-500);
  font-size: 0.95rem;
}

.price-card ul {
  list-style: none;
  text-align: left;
  margin: 1rem 0 1.5rem;
}

.price-card li {
  padding: 0.35rem 0;
  font-size: 0.95rem;
  color: var(--slate-700);
}

.price-card li::before {
  content: "\2713";
  color: var(--green-600);
  font-weight: 700;
  margin-right: 0.5rem;
}

.price-card .btn {
  width: 100%;
}

.pricing__note {
  text-align: center;
  margin-top: 1rem;
  color: var(--slate-500);
  font-size: 0.9rem;
}

/* Single pricing card — center and span full grid */
.comparison__card:only-child {
  grid-column: 1 / -1;
  max-width: 640px;
  margin: 0 auto;
}

.comparison__card .comparison__price + h3 {
  margin-top: 0.75rem;
}

.comparison__card .btn {
  margin-top: 0.5rem;
}

/* ── About / Who ── */

.about-block {
  max-width: 640px;
}

.about-block p {
  font-size: 1.05rem;
}

/* ── Bottom CTA ── */

.cta-bottom {
  text-align: center;
  padding: 3.5rem 1.25rem;
  background: var(--slate-900);
  color: var(--white);
}

.cta-bottom h2 {
  color: var(--white);
  margin-bottom: 0.75rem;
}

.cta-bottom p {
  color: var(--slate-300);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.cta-bottom .hero__cta {
  justify-content: center;
}

.cta-bottom .btn--outline {
  color: var(--white);
  border-color: var(--white);
}
.cta-bottom .btn--outline:hover {
  background: var(--white);
  color: var(--slate-900);
}

/* ── Footer ── */

.footer {
  padding: 1.5rem 1.25rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--slate-500);
  background: var(--slate-900);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer a { color: var(--slate-300); }

/* ── Responsive ── */

@media (min-width: 640px) {
  .comparison {
    grid-template-columns: 1fr 1fr;
  }

  .features {
    grid-template-columns: 1fr 1fr;
  }

  #process .features {
    grid-template-columns: repeat(3, 1fr);
  }

  .pricing {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .section {
    padding: 4.5rem 2rem;
  }

  .hero {
    padding: 5rem 2rem 4rem;
  }
}

/* Phone link — big tap target on mobile */
.phone-link {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-900);
  white-space: nowrap;
}

.cta-bottom .phone-link {
  color: var(--white);
  font-size: 1.5rem;
}