:root {
  --ink: #152028;
  --ink-soft: #33424c;
  --muted: #5a6a74;
  --paper: #eef3f5;
  --paper-deep: #dde7eb;
  --leaf: #0e6b6a;
  --leaf-deep: #0a5251;
  --accent: #b45309;
  --line: rgba(21, 32, 40, 0.12);
  --glow: rgba(14, 107, 106, 0.14);
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: "Manrope", "Segoe UI", sans-serif;
  --radius: 2px;
  --max: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.65;
  background: var(--paper);
  position: relative;
  min-height: 100vh;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 90% 55% at 12% -10%, rgba(14, 107, 106, 0.2), transparent 55%),
    radial-gradient(ellipse 70% 50% at 92% 8%, rgba(180, 83, 9, 0.1), transparent 50%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(21, 32, 40, 0.06), transparent 55%),
    linear-gradient(165deg, #e8f0f2 0%, #f2f5f6 42%, #e4ecee 100%);
}

.atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    repeating-linear-gradient(
      -18deg,
      transparent,
      transparent 11px,
      rgba(26, 36, 32, 0.015) 11px,
      rgba(26, 36, 32, 0.015) 12px
    );
}

a {
  color: var(--leaf-deep);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem 1.5rem 0.5rem;
}

.brand {
  font-family: var(--serif);
  font-size: 1.55rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
}

.nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.nav a:hover {
  color: var(--leaf);
}

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3.5rem;
  min-height: calc(100vh - 4.5rem);
  display: grid;
  align-content: center;
  gap: 2.75rem;
}

.brand-mark {
  font-family: var(--serif);
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin: 0 0 1.1rem;
  color: var(--ink);
  animation: rise 0.9s ease both;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.55rem, 3.4vw, 2.15rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  max-width: 22ch;
  color: var(--ink-soft);
  animation: rise 0.9s ease 0.08s both;
}

.hero-lead {
  margin: 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.08rem;
  animation: rise 0.9s ease 0.16s both;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  margin-top: 1.75rem;
  animation: rise 0.9s ease 0.24s both;
}

.cta-proof {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
  animation: rise 0.9s ease 0.28s both;
}

.cta-wins {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
  max-width: 28rem;
  animation: rise 0.9s ease 0.32s both;
}

.cta-wins li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.4;
}

.cta-wins li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.45rem;
  height: 0.45rem;
  border: 2px solid var(--leaf);
  border-top: 0;
  border-left: 0;
  transform: rotate(45deg);
}

.refund-line {
  margin: 1rem 0 0;
  max-width: 36rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.calc-upgrade {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

.calc-upgrade p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
  flex: 1 1 12rem;
}

.cta-support {
  margin: 0.55rem 0 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.cta-preview {
  margin: 0.45rem 0 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  animation: rise 0.9s ease 0.32s both;
}

.footer-badge {
  margin-top: 0.75rem;
}

.footer-badge img {
  display: inline-block;
  vertical-align: middle;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--leaf);
  color: #f7faf7;
  border: 1px solid var(--leaf);
}

.btn-primary:hover {
  background: var(--leaf-deep);
  border-color: var(--leaf-deep);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-ghost:hover {
  border-color: var(--leaf);
  color: var(--leaf-deep);
}

.hero-visual {
  animation: rise 1s ease 0.3s both;
}

.flow-stage {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 0.65rem;
  padding: 1.5rem 0 0.5rem;
  border-top: 1px solid var(--line);
}

.flow-node {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
  padding: 1rem 1.1rem;
  min-height: 5.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  backdrop-filter: blur(6px);
}

.flow-node.pdf {
  border-left: 3px solid var(--accent);
}

.flow-node.n8n {
  border-left: 3px solid var(--leaf);
  box-shadow: 0 0 0 6px var(--glow);
}

.flow-node.csv {
  border-left: 3px solid var(--ink);
}

.flow-label {
  font-family: var(--serif);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.flow-meta {
  font-size: 0.82rem;
  color: var(--muted);
}

.flow-arrow {
  width: 28px;
  height: 2px;
  background: var(--ink-soft);
  position: relative;
  opacity: 0.45;
}

.flow-arrow::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--ink-soft);
  border-top: 2px solid var(--ink-soft);
  transform: translateY(-50%) rotate(45deg);
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}

.section-alt {
  background: rgba(255, 255, 255, 0.4);
  border-block: 1px solid var(--line);
  max-width: none;
  padding-inline: max(1.5rem, calc((100% - var(--max)) / 2 + 1.5rem));
}

.section h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.85rem;
  line-height: 1.15;
}

.section-lead {
  margin: 0;
  max-width: 40rem;
  color: var(--ink-soft);
}

.section-lead.muted,
.fine-print {
  color: var(--muted);
  font-size: 0.95rem;
}

.include-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.35rem;
}

.include-list li {
  display: grid;
  gap: 0.35rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
  max-width: 40rem;
}

.include-list strong {
  font-size: 1.05rem;
}

.include-list span {
  color: var(--muted);
}

.who-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-top: 2rem;
}

.who-grid h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.35rem;
  margin: 0 0 0.45rem;
  letter-spacing: -0.01em;
}

.who-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.section-buy .price-line {
  margin: 0 0 0.75rem;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.price {
  font-family: var(--serif);
  font-size: 3rem;
  letter-spacing: -0.03em;
  line-height: 1;
}

.price-note {
  color: var(--muted);
  font-size: 0.95rem;
}

.section-buy .btn {
  margin-top: 1.5rem;
}

.fine-print {
  margin: 1rem 0 0;
  max-width: 36rem;
}

.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0.25rem 0;
}

.site-footer strong {
  color: var(--ink);
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.15rem;
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 0.85rem !important;
}

.footer-badges a {
  display: inline-flex;
  line-height: 0;
}

.footer-badges img {
  height: auto;
  max-height: 40px;
}

.sticky-buy {
  display: none;
}

@keyframes rise {
  from {
    transform: translateY(14px);
  }
  to {
    transform: translateY(0);
  }
}

.trust-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 1.5rem;
  max-width: 640px;
}

.trust-list li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.trust-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.5rem;
  height: 0.5rem;
  border: 2px solid var(--leaf);
  border-top: 0;
  border-right: 0;
  transform: rotate(-45deg);
}

.faq-list {
  display: grid;
  gap: 0.75rem;
  max-width: 760px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.9rem 1.1rem;
  background: rgba(255, 255, 255, 0.5);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  float: right;
  color: var(--leaf);
  font-weight: 700;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item p {
  margin: 0.6rem 0 0;
  color: var(--muted);
}

@media (max-width: 820px) {
  .who-grid {
    grid-template-columns: 1fr;
  }

  .trust-list {
    grid-template-columns: 1fr;
  }

  .flow-stage {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .flow-arrow {
    width: 2px;
    height: 22px;
    margin-left: 1.25rem;
  }

  .flow-arrow::after {
    right: auto;
    left: 50%;
    top: auto;
    bottom: -1px;
    transform: translateX(-50%) rotate(135deg);
  }

  .hero {
    min-height: auto;
    padding-top: 1.75rem;
  }

  .nav {
    display: none;
  }

  .sticky-buy {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.7rem 1rem calc(0.7rem + env(safe-area-inset-bottom, 0px));
    background: rgba(238, 243, 245, 0.96);
    border-top: 1px solid var(--line);
    backdrop-filter: blur(8px);
  }

  .sticky-buy-copy {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ink);
  }

  .sticky-buy .btn {
    flex: 0 0 auto;
    padding: 0.55rem 1rem;
    font-size: 0.95rem;
  }

  body {
    padding-bottom: 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .brand-mark,
  .hero h1,
  .hero-lead,
  .cta-group,
  .cta-proof,
  .hero-visual {
    animation: none;
  }

  .btn:hover {
    transform: none;
  }
}