/* ============================================================
   eSignify Marketing Site
   Distinct from app.css — landing page only
============================================================ */
:root {
  --mk-ink:     #0B0C12;
  --mk-ink-2:   #1C1E2C;
  --mk-white:   #ffffff;
  --mk-off:     #F7F8FC;
  --mk-line:    #E4E6F0;
  --mk-txt:     #3B3D54;
  --mk-soft:    #787B9C;
  --mk-xs:      #A8ABCA;

  --mk-blue:    #2A5BFF;
  --mk-blue-d:  #1744E8;
  --mk-blue-l:  #EAF0FF;
  --mk-green:   #00A67E;
  --mk-green-l: #E6F7F2;
  --mk-amber:   #F0A500;
  --mk-red:     #E83A5A;

  --mk-r-sm: 8px;
  --mk-r-md: 12px;
  --mk-r-lg: 18px;
  --mk-r-xl: 24px;
  --mk-r-2xl: 36px;
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: Inter,-apple-system,system-ui,sans-serif; color: var(--mk-txt); background: var(--mk-white); font-size: 16px; line-height: 1.65; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }

/* ── Nav ──────────────────────────────────────────────────── */
.mk-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 64px;
  display: flex; align-items: center;
  padding: 0 max(24px, calc((100vw - 1200px) / 2));
  transition: background .2s, box-shadow .2s;
}
.mk-nav.scrolled {
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--mk-line);
}
.mk-nav-logo {
  display: flex; align-items: center; gap: 9px;
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-size: 1.0625rem; font-weight: 800;
  color: var(--mk-white); letter-spacing: -.025em;
  transition: color .2s;
}
.mk-nav.scrolled .mk-nav-logo { color: var(--mk-ink); }
.mk-nav-logo-mark {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--mk-blue), #6B3EFF);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(42,91,255,.4);
  flex-shrink: 0;
}
.mk-nav-links {
  display: flex; align-items: center; gap: 32px;
  margin-left: auto; margin-right: 32px;
}
.mk-nav-link {
  font-size: .9375rem; font-weight: 500;
  color: rgba(255,255,255,.7);
  transition: color .15s;
}
.mk-nav.scrolled .mk-nav-link { color: var(--mk-soft); }
.mk-nav-link:hover { color: var(--mk-white); }
.mk-nav.scrolled .mk-nav-link:hover { color: var(--mk-blue); }
.mk-nav-actions { display: flex; align-items: center; gap: 10px; }
.mk-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px; border-radius: var(--mk-r-md);
  font-size: .9375rem; font-weight: 600;
  border: none; cursor: pointer; transition: all .15s;
  text-decoration: none; white-space: nowrap;
}
.mk-btn-ghost {
  background: rgba(255,255,255,.1);
  color: var(--mk-white);
  border: 1px solid rgba(255,255,255,.2);
}
.mk-nav.scrolled .mk-btn-ghost {
  background: transparent;
  color: var(--mk-txt);
  border-color: var(--mk-line);
}
.mk-btn-ghost:hover { background: rgba(255,255,255,.18); }
.mk-nav.scrolled .mk-btn-ghost:hover { background: var(--mk-off); color: var(--mk-blue); }
.mk-btn-primary {
  background: var(--mk-blue); color: var(--mk-white);
  box-shadow: 0 1px 4px rgba(42,91,255,.3);
}
.mk-btn-primary:hover { background: var(--mk-blue-d); transform: translateY(-1px); box-shadow: 0 4px 14px rgba(42,91,255,.4); }
.mk-btn-lg { padding: 13px 28px; font-size: 1rem; border-radius: var(--mk-r-lg); }
.mk-btn-xl { padding: 16px 36px; font-size: 1.0625rem; border-radius: var(--mk-r-lg); }

/* ── Hero ─────────────────────────────────────────────────── */
.mk-hero {
  min-height: 100vh;
  background: var(--mk-ink);
  display: flex; align-items: center;
  padding: 120px max(24px, calc((100vw - 1200px) / 2)) 80px;
  position: relative; overflow: hidden;
}
/* Grid texture */
.mk-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(42,91,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42,91,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
/* Radial glow */
.mk-hero::after {
  content: '';
  position: absolute;
  top: -20%; right: -10%;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(42,91,255,.15) 0%, transparent 65%);
  pointer-events: none;
}
.mk-hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
  width: 100%;
}
.mk-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(42,91,255,.15);
  border: 1px solid rgba(42,91,255,.3);
  border-radius: 100px; padding: 5px 14px 5px 5px;
  margin-bottom: 24px;
}
.mk-hero-eyebrow-dot {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--mk-blue);
  display: flex; align-items: center; justify-content: center;
}
.mk-hero-eyebrow-text {
  font-size: .8125rem; font-weight: 600;
  color: rgba(255,255,255,.75); letter-spacing: .01em;
}
.mk-hero-title {
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--mk-white);
  letter-spacing: -.045em;
  line-height: 1.1;
  margin-bottom: 24px;
}
.mk-hero-title-accent {
  position: relative; display: inline-block;
  color: var(--mk-white);
}
/* THE SIGNATURE ELEMENT: animated SVG underline on "signed" */
.mk-hero-title-accent::after {
  content: '';
  position: absolute;
  bottom: -6px; left: -4px; right: -4px; height: 8px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 12' fill='none'%3E%3Cpath d='M2 8 C 30 2, 60 10, 100 6 S 160 2, 198 7' stroke='%232A5BFF' stroke-width='3' stroke-linecap='round' fill='none'/%3E%3C/svg%3E") no-repeat center/100% 100%;
  animation: draw-underline 1.2s cubic-bezier(.4,0,.2,1) 0.4s both;
}
@keyframes draw-underline {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}
.mk-hero-sub {
  font-size: 1.125rem; color: rgba(255,255,255,.5);
  line-height: 1.7; margin-bottom: 36px;
  max-width: 480px;
}
.mk-hero-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.mk-hero-proof {
  display: flex; gap: 28px; flex-wrap: wrap;
}
.mk-hero-proof-item {
  display: flex; align-items: center; gap: 8px;
  font-size: .875rem; color: rgba(255,255,255,.4);
}
.mk-hero-proof-item svg { flex-shrink: 0; color: var(--mk-green); }

/* Hero demo card */
.mk-hero-demo {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--mk-r-xl);
  padding: 28px;
  backdrop-filter: blur(8px);
}
.mk-demo-doc {
  background: var(--mk-white);
  border-radius: var(--mk-r-lg);
  padding: 24px;
  margin-bottom: 16px;
}
.mk-demo-doc-lines { display: flex; flex-direction: column; gap: 8px; }
.mk-demo-line { height: 8px; border-radius: 4px; background: #E8EAEF; }
.mk-demo-line.short { width: 60%; }
.mk-demo-line.med { width: 80%; }
.mk-demo-line.full { width: 100%; }
.mk-demo-line.blue { background: rgba(42,91,255,.15); height: 36px; border-radius: 8px; display: flex; align-items: center; padding: 0 12px; }
.mk-demo-sig {
  height: 60px;
  border: 2px solid var(--mk-blue);
  border-radius: 8px;
  background: rgba(42,91,255,.04);
  display: flex; align-items: center; justify-content: center;
  margin-top: 16px;
  position: relative; overflow: hidden;
}
.mk-demo-sig svg { animation: sig-draw 2s ease-in-out 1s both; }
@keyframes sig-draw {
  from { stroke-dashoffset: 300; opacity: 0; }
  10% { opacity: 1; }
  to   { stroke-dashoffset: 0; }
}
.mk-demo-badges {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.mk-demo-badge {
  display: flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 100px;
  padding: 5px 12px;
  font-size: .78rem; font-weight: 600;
  color: rgba(255,255,255,.6);
}
.mk-demo-badge.green { background: rgba(0,166,126,.12); border-color: rgba(0,166,126,.25); color: #4DD4AE; }

/* ── Social proof bar ─────────────────────────────────────── */
.mk-proof-bar {
  background: var(--mk-off);
  border-top: 1px solid var(--mk-line);
  border-bottom: 1px solid var(--mk-line);
  padding: 28px max(24px, calc((100vw - 1200px) / 2));
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}
.mk-proof-stat { text-align: center; }
.mk-proof-num {
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-size: 1.875rem; font-weight: 800;
  color: var(--mk-ink); letter-spacing: -.04em; line-height: 1;
}
.mk-proof-label { font-size: .8125rem; color: var(--mk-soft); margin-top: 4px; }
.mk-proof-divider { width: 1px; height: 40px; background: var(--mk-line); }

/* ── Sections ─────────────────────────────────────────────── */
.mk-section {
  padding: 100px max(24px, calc((100vw - 1200px) / 2));
}
.mk-section-alt { background: var(--mk-off); }
.mk-section-dark { background: var(--mk-ink); }
.mk-section-center { text-align: center; }

.mk-eyebrow {
  font-family: 'DM Mono',monospace;
  font-size: .72rem; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--mk-blue); margin-bottom: 14px;
}
.mk-eyebrow-dark { color: rgba(42,91,255,.7); }
.mk-section-title {
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800; color: var(--mk-ink);
  letter-spacing: -.04em; line-height: 1.15;
  margin-bottom: 16px;
}
.mk-section-title-dark { color: var(--mk-white); }
.mk-section-sub {
  font-size: 1.0625rem; color: var(--mk-soft);
  max-width: 580px; margin: 0 auto;
  line-height: 1.7;
}
.mk-section-sub-dark { color: rgba(255,255,255,.45); }

/* ── Features grid ────────────────────────────────────────── */
.mk-features {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 2px; margin-top: 56px;
  border: 1px solid var(--mk-line); border-radius: var(--mk-r-xl);
  overflow: hidden;
}
.mk-feature {
  padding: 36px 32px;
  background: var(--mk-white);
  border-right: 1px solid var(--mk-line);
  border-bottom: 1px solid var(--mk-line);
  transition: background .15s;
}
.mk-feature:hover { background: var(--mk-off); }
.mk-feature:nth-child(3n) { border-right: none; }
.mk-feature-icon {
  width: 44px; height: 44px; border-radius: var(--mk-r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.mk-feature-icon-blue   { background: var(--mk-blue-l); color: var(--mk-blue); }
.mk-feature-icon-green  { background: var(--mk-green-l); color: var(--mk-green); }
.mk-feature-icon-violet { background: #F3EEFF; color: #7B4FFF; }
.mk-feature-icon-amber  { background: #FFF8E6; color: var(--mk-amber); }
.mk-feature-icon-red    { background: #FFF0F3; color: var(--mk-red); }
.mk-feature-icon-ink    { background: rgba(11,12,18,.06); color: var(--mk-ink); }
.mk-feature-title {
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-weight: 700; font-size: 1rem; color: var(--mk-ink);
  margin-bottom: 8px;
}
.mk-feature-body { font-size: .9rem; color: var(--mk-soft); line-height: 1.65; }

/* ── How it works ─────────────────────────────────────────── */
.mk-steps {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 0; margin-top: 56px; position: relative;
}
.mk-steps::before {
  content: '';
  position: absolute;
  top: 28px; left: calc(12.5% + 22px); right: calc(12.5% + 22px);
  height: 2px;
  background: linear-gradient(90deg, var(--mk-blue), var(--mk-green));
  opacity: .2;
}
.mk-step { text-align: center; padding: 0 24px; }
.mk-step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--mk-ink); color: var(--mk-white);
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-weight: 800; font-size: 1.0625rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  position: relative; z-index: 1;
  border: 4px solid var(--mk-white);
  box-shadow: 0 0 0 2px var(--mk-ink);
}
.mk-step-title {
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-weight: 700; font-size: .9375rem; color: var(--mk-ink);
  margin-bottom: 8px;
}
.mk-step-body { font-size: .875rem; color: var(--mk-soft); line-height: 1.6; }

/* ── File types ───────────────────────────────────────────── */
.mk-filetypes {
  display: flex; flex-wrap: wrap; gap: 10px;
  justify-content: center; margin-top: 40px;
}
.mk-filetype {
  display: flex; align-items: center; gap: 8px;
  background: var(--mk-white);
  border: 1px solid var(--mk-line);
  border-radius: var(--mk-r-md);
  padding: 10px 16px;
  font-size: .875rem; font-weight: 600; color: var(--mk-txt);
  box-shadow: 0 1px 3px rgba(11,12,18,.05);
}
.mk-filetype-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

/* ── Pricing ──────────────────────────────────────────────── */
.mk-pricing-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 20px; margin-top: 56px; align-items: start;
}
.mk-plan {
  background: var(--mk-white);
  border: 1.5px solid var(--mk-line);
  border-radius: var(--mk-r-xl);
  padding: 32px;
  transition: box-shadow .15s;
}
.mk-plan:hover { box-shadow: 0 8px 32px rgba(11,12,18,.1); }
.mk-plan-featured {
  border-color: var(--mk-blue);
  box-shadow: 0 4px 24px rgba(42,91,255,.15);
  position: relative;
}
.mk-plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--mk-blue); color: var(--mk-white);
  font-size: .72rem; font-weight: 700;
  padding: 3px 14px; border-radius: 100px;
  white-space: nowrap; letter-spacing: .04em;
}
.mk-plan-name {
  font-family: 'DM Mono',monospace;
  font-size: .72rem; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--mk-soft); margin-bottom: 12px;
}
.mk-plan-price {
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-size: 2.5rem; font-weight: 800;
  color: var(--mk-ink); letter-spacing: -.05em;
  line-height: 1;
}
.mk-plan-price sup { font-size: 1.125rem; font-weight: 700; vertical-align: super; }
.mk-plan-price-period { font-size: .875rem; font-weight: 400; color: var(--mk-soft); }
.mk-plan-sub { font-size: .875rem; color: var(--mk-soft); margin: 8px 0 24px; line-height: 1.5; }
.mk-plan-divider { height: 1px; background: var(--mk-line); margin: 24px 0; }
.mk-plan-features { display: flex; flex-direction: column; gap: 11px; margin-bottom: 28px; }
.mk-plan-feature {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .9rem; color: var(--mk-txt); line-height: 1.4;
}
.mk-plan-feature svg { flex-shrink: 0; margin-top: 2px; }
.mk-plan-feature-off { color: var(--mk-xs); }
.mk-plan-feature-off svg { color: var(--mk-line); }

/* ── Testimonials ─────────────────────────────────────────── */
.mk-testimonials {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 20px; margin-top: 56px;
}
.mk-testimonial {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--mk-r-xl); padding: 28px;
}
.mk-testimonial-stars { display: flex; gap: 3px; margin-bottom: 16px; }
.mk-testimonial-text { font-size: .9375rem; color: rgba(255,255,255,.65); line-height: 1.7; margin-bottom: 20px; }
.mk-testimonial-author { display: flex; align-items: center; gap: 10px; }
.mk-testimonial-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-weight: 800; font-size: .8rem; color: var(--mk-white);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mk-testimonial-name { font-size: .875rem; font-weight: 600; color: rgba(255,255,255,.8); }
.mk-testimonial-role { font-size: .78rem; color: rgba(255,255,255,.35); }

/* ── CTA section ──────────────────────────────────────────── */
.mk-cta-inner {
  background: linear-gradient(135deg, var(--mk-blue) 0%, #6B3EFF 100%);
  border-radius: var(--mk-r-2xl);
  padding: 72px 48px;
  text-align: center;
  position: relative; overflow: hidden;
}
.mk-cta-inner::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.mk-cta-inner * { position: relative; z-index: 1; }
.mk-cta-title {
  font-family: 'Plus Jakarta Sans',sans-serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800; color: var(--mk-white);
  letter-spacing: -.04em; line-height: 1.15;
  margin-bottom: 16px;
}
.mk-cta-sub { font-size: 1.0625rem; color: rgba(255,255,255,.65); margin-bottom: 36px; }
.mk-cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.mk-btn-white {
  background: var(--mk-white); color: var(--mk-blue);
  font-weight: 700; box-shadow: 0 4px 14px rgba(0,0,0,.2);
}
.mk-btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.25); }
.mk-btn-outline-white {
  background: transparent; color: var(--mk-white);
  border: 1.5px solid rgba(255,255,255,.4);
}
.mk-btn-outline-white:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.7); }

/* ── Footer ───────────────────────────────────────────────── */
.mk-footer {
  background: var(--mk-ink);
  padding: 64px max(24px, calc((100vw - 1200px) / 2)) 40px;
}
.mk-footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.mk-footer-brand {}
.mk-footer-tagline { font-size: .9rem; color: rgba(255,255,255,.35); margin-top: 12px; max-width: 260px; line-height: 1.65; }
.mk-footer-heading { font-size: .72rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; color: rgba(255,255,255,.25); margin-bottom: 16px; }
.mk-footer-links { display: flex; flex-direction: column; gap: 10px; }
.mk-footer-link { font-size: .9rem; color: rgba(255,255,255,.45); transition: color .12s; }
.mk-footer-link:hover { color: rgba(255,255,255,.8); }
.mk-footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,.06); padding-top: 28px;
  flex-wrap: wrap; gap: 12px;
}
.mk-footer-copy { font-size: .8125rem; color: rgba(255,255,255,.22); }
.mk-footer-legal { display: flex; gap: 20px; }
.mk-footer-legal a { font-size: .8125rem; color: rgba(255,255,255,.22); transition: color .12s; }
.mk-footer-legal a:hover { color: rgba(255,255,255,.55); }

/* ── Compliance badges ────────────────────────────────────── */
.mk-compliance {
  display: flex; gap: 14px; flex-wrap: wrap; justify-content: center;
  margin-top: 40px;
}
.mk-compliance-badge {
  display: flex; align-items: center; gap: 7px;
  background: var(--mk-off); border: 1px solid var(--mk-line);
  border-radius: var(--mk-r-md); padding: 8px 14px;
  font-size: .8125rem; font-weight: 600; color: var(--mk-txt);
}

/* ── Mobile ───────────────────────────────────────────────── */
.mk-mobile-menu-btn { display: none; background: none; border: none; cursor: pointer; padding: 4px; color: var(--mk-white); }
.mk-nav.scrolled .mk-mobile-menu-btn { color: var(--mk-ink); }

@media (max-width: 1024px) {
  .mk-features { grid-template-columns: repeat(2,1fr); }
  .mk-steps { grid-template-columns: repeat(2,1fr); gap: 40px; }
  .mk-steps::before { display: none; }
  .mk-pricing-grid { grid-template-columns: 1fr; max-width: 440px; margin-inline: auto; }
  .mk-testimonials { grid-template-columns: 1fr; }
  .mk-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .mk-hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .mk-hero-demo { display: none; }
  .mk-nav-links { display: none; }
  .mk-mobile-menu-btn { display: flex; }
  .mk-features { grid-template-columns: 1fr; }
  .mk-steps { grid-template-columns: 1fr; }
  .mk-cta-inner { padding: 48px 28px; }
  .mk-proof-bar { justify-content: center; }
  .mk-proof-divider { display: none; }
  .mk-footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .mk-section { padding: 72px 24px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}