/* home.css — Marketing home page styles */
/* Blueprint aesthetic, day/night theming via CSS variables on :root / [data-theme] */

:root {
  --color-bg: #f4f6f9;
  --color-surface: #ffffff;
  --color-border: #d8dde8;
  --color-text: #0f1923;
  --color-muted: #5a6a7e;
  --color-primary: #1a1a1a;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-success: #16a34a;
  --color-error: #dc2626;
  --radius: 8px;
  --shadow: 0 1px 4px rgba(15,25,35,.08), 0 1px 2px rgba(15,25,35,.06);
  --shadow-md: 0 4px 12px rgba(15,25,35,.1), 0 2px 6px rgba(15,25,35,.06);
  --blueprint-line: rgba(30,80,160,.12);
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

[data-theme="dark"] {
  --color-bg: #0a0e14;
  --color-surface: #131920;
  --color-border: #1e2530;
  --color-text: #e8edf2;
  --color-muted: #7a8a9e;
  --color-primary: #f8fafc;
  --shadow: 0 1px 4px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,.4), 0 2px 6px rgba(0,0,0,.3);
  --blueprint-line: rgba(70,130,220,.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

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

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}
.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.logo {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  gap: 0.25rem;
  margin-right: auto;
}
.nav-link {
  padding: 0.375rem 0.875rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted);
  text-decoration: none;
  transition: background .15s, color .15s;
}
.nav-link:hover {
  background: var(--color-surface);
  color: var(--color-text);
}
.btn-nav-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: 7px;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: background .15s;
  flex-shrink: 0;
}
.btn-nav-primary:hover { background: #2d2d2d; }
[data-theme="dark"] .btn-nav-primary { background: #1e293b; }
[data-theme="dark"] .btn-nav-primary:hover { background: #334155; }

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.6) brightness(0.85);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10,14,20,.55) 0%,
    rgba(10,14,20,.4) 60%,
    rgba(10,14,20,.7) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 5rem 2rem;
  text-align: center;
}
.hero-headline {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  color: #ffffff;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 12px rgba(0,0,0,.3);
}
.hero-callouts {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 2rem;
}
.hero-callout {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,.88);
  font-size: 0.9375rem;
  font-weight: 500;
}
.hero-callout svg { color: #60a5fa; flex-shrink: 0; }
.hero-actions {
  display: flex;
  gap: 0.875rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.hero-social {
  color: rgba(255,255,255,.55);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2.25rem;
  background: #2563eb;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s, transform .1s;
  letter-spacing: -0.01em;
}
.btn-primary:hover { background: #1d4ed8; }
.btn-primary:active { transform: scale(.98); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2.25rem;
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.5);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  letter-spacing: -0.01em;
}
.btn-outline:hover { border-color: rgba(255,255,255,.8); background: rgba(255,255,255,.08); }

/* ── STATEMENT ── */
.statement {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 5rem 2rem;
}
.statement-inner {
  max-width: 820px;
  margin: 0 auto;
  /* Blueprint grid lines */
  background-image:
    repeating-linear-gradient(
      90deg,
      var(--blueprint-line) 0px,
      var(--blueprint-line) 1px,
      transparent 1px,
      transparent 60px
    );
  padding: 0.5rem 0;
}
.statement-text {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.45;
  color: var(--color-text);
}

/* ── HOW IT WORKS ── */
.section { padding: 5rem 2rem; }
.section-alt { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.section-inner { max-width: 1080px; margin: 0 auto; }
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: 3rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.step-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow);
  position: relative;
}
.step-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 12px;
  background-image:
    repeating-linear-gradient(
      0deg,
      var(--blueprint-line) 0px,
      var(--blueprint-line) 1px,
      transparent 1px,
      transparent 40px
    );
  pointer-events: none;
  opacity: 0.5;
}
.step-icon {
  width: 52px;
  height: 52px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
  box-shadow: var(--shadow);
}
.step-title {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}
.step-desc {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.6;
}

/* ── PRICING ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}
.pricing-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow);
  position: relative;
}
.pricing-recommended {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12), var(--shadow-md);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.875rem;
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-header { margin-bottom: 1.5rem; }
.pricing-tier {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}
.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}
.pricing-amount {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
}
.pricing-period {
  font-size: 0.875rem;
  color: var(--color-muted);
}
.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 1.75rem;
}
.pricing-features li {
  font-size: 0.9rem;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.pricing-features li::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8l3 3 7-7' stroke='%232563eb' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
}
[data-theme="dark"] .pricing-features li::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8l3 3 7-7' stroke='%2360a5fa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
}

.btn-pricing {
  display: block;
  text-align: center;
  width: 100%;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color .15s, box-shadow .15s;
}
.btn-pricing:hover { border-color: #9ca3af; box-shadow: var(--shadow); }
.btn-pricing-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-pricing-primary:hover { background: #1d4ed8; border-color: #1d4ed8; }

/* ── FOOTER CTA ── */
.footer-cta {
  padding: 5rem 2rem;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  text-align: center;
}
.footer-cta-inner { max-width: 600px; margin: 0 auto; }
.footer-cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}
.footer-cta-sub {
  font-size: 1rem;
  color: var(--color-muted);
  margin-bottom: 2rem;
}

/* ── FOOTER ── */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 2rem;
}
.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.footer-logo {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
.footer-copy {
  font-size: 0.8125rem;
  color: var(--color-muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .steps, .pricing-grid { grid-template-columns: 1fr; }
  .hero-content { padding: 4rem 1.5rem; }
  .statement, .section { padding: 3.5rem 1.5rem; }
  .footer-cta { padding: 3.5rem 1.5rem; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: center; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
  .nav-inner { padding: 0 1.25rem; }
}