:root {
  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --bg-muted: #eef2f6;
  --text: #0f172a;
  --text-secondary: #475569;
  --muted: #64748b;
  --border: #e2e8f0;
  --accent: #2f5f8f;
  --accent-hover: #264e77;
  --accent-soft: rgba(47, 95, 143, 0.1);
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.1);
  --radius: 14px;
  --radius-sm: 10px;
  --header-h: 72px;
  --font-sans: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  --font-display: "Sora", "Plus Jakarta Sans", sans-serif;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--bg-muted);
  padding: 0.12em 0.4em;
  border-radius: 6px;
  color: var(--accent);
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.container.narrow {
  width: min(100% - 2.5rem, 720px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(145deg, var(--accent) 0%, #1d4a73 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
  position: relative;
  flex-shrink: 0;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 8px 7px 8px 7px;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  border-radius: 2px;
  border-top-width: 3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a:not(.btn) {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

.nav-links a:not(.btn):hover {
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  padding: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.35rem;
  border-radius: 10px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease,
    transform 0.15s ease;
}

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

.btn-sm {
  padding: 0.55rem 1rem;
  font-size: 0.875rem;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--bg);
  color: var(--text);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: var(--bg-soft);
  border-color: #cbd5e1;
}

/* Hero */
.hero {
  position: relative;
  padding: 4.5rem 0 5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 85% 20%, rgba(47, 95, 143, 0.1), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(47, 95, 143, 0.05), transparent 50%),
    linear-gradient(180deg, #f8fafc 0%, #ffffff 55%, #ffffff 100%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.5rem;
  align-items: center;
}

.brand-signal {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--accent);
}

.hero-copy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 4.2vw, 3.15rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--text);
}

.hero-subtitle {
  margin: 1.25rem 0 0;
  max-width: 34rem;
  font-size: 1.075rem;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

/* PDF mockup */
.pdf-mockup {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.pdf-toolbar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1rem;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}

.pdf-toolbar .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #cbd5e1;
}

.pdf-filename {
  margin-left: 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
}

.pdf-page {
  padding: 1.5rem;
  background: linear-gradient(160deg, #edf2f7 0%, #e2e8f0 100%);
}

.birthday-page {
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.birthday-card {
  width: min(100%, 320px);
  padding: 2rem 1.75rem;
  border-radius: 12px;
  background: linear-gradient(160deg, #1e3a5f 0%, #2f5f8f 55%, #3d7ab0 100%);
  color: #fff;
  box-shadow: 0 16px 32px rgba(30, 58, 95, 0.28);
  text-align: center;
}

.card-eyebrow {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.75;
}

.card-name {
  margin: 0.85rem 0 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.card-headline {
  margin: 0.35rem 0 0;
  font-size: 1.05rem;
  font-weight: 500;
  opacity: 0.92;
}

.card-body {
  margin: 1.1rem 0 0;
  font-size: 0.85rem;
  line-height: 1.55;
  opacity: 0.8;
}

.card-meta {
  margin-top: 1.35rem;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.7rem;
  opacity: 0.7;
}

.hero-pdf {
  transform: rotate(1.25deg);
  animation: float-in 0.7s ease both;
}

@keyframes float-in {
  from {
    opacity: 0;
    transform: rotate(1.25deg) translateY(12px);
  }
  to {
    opacity: 1;
    transform: rotate(1.25deg) translateY(0);
  }
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-header {
  max-width: 560px;
  margin-bottom: 2.75rem;
}

.section h2,
.cta-panel h2,
.contact h2,
.what-it-does h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.section-lead {
  margin: 1rem 0 0;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* What it does */
.what-it-does {
  background: var(--bg-soft);
  text-align: center;
}

.what-it-does .section-lead {
  margin-left: auto;
  margin-right: auto;
}

.flow {
  list-style: none;
  margin: 2.75rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem 0.5rem;
}

.flow > li:not(.flow-arrow) {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.7rem 1.15rem;
  box-shadow: var(--shadow);
}

.flow-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.flow-arrow {
  width: 28px;
  height: 2px;
  background: #cbd5e1;
  position: relative;
}

.flow-arrow::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-right: 2px solid #94a3b8;
  border-top: 2px solid #94a3b8;
  transform: translateY(-50%) rotate(45deg);
}

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.feature-card:hover {
  border-color: #cbd5e1;
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.08);
}

.icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
}

.icon-wrap svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.feature-card p {
  margin: 0.55rem 0 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* How it works */
.how {
  background: var(--bg-soft);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.step {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.step-num {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 0.85rem;
}

.step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.step p {
  margin: 0.5rem 0 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Product preview */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.preview-card {
  margin: 0;
}

.preview-card figcaption {
  margin-top: 0.85rem;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.45;
}

.product-shot {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.shot-chrome {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.7rem 0.9rem;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}

.shot-chrome span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #cbd5e1;
}

.shot-chrome em {
  margin-left: 0.55rem;
  font-style: normal;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
}

.shot-body {
  min-height: 220px;
}

.editor-body {
  display: grid;
  grid-template-columns: 88px 1fr;
  min-height: 230px;
}

.editor-rail {
  background: #f8fafc;
  border-right: 1px solid var(--border);
  padding: 0.75rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.rail-item {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--muted);
  padding: 0.4rem 0.45rem;
  border-radius: 6px;
}

.rail-item.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.editor-canvas {
  padding: 0.85rem;
  background: #e8eef4;
}

.canvas-page {
  height: 100%;
  min-height: 180px;
  background: #fff;
  border-radius: 6px;
  border: 1px solid #dbe3ec;
  position: relative;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05);
}

.tb {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3rem 0.55rem;
  border: 1px dashed transparent;
  border-radius: 4px;
  white-space: nowrap;
}

.tb-1 {
  top: 28%;
  color: #334155;
}

.tb-2 {
  top: 48%;
  color: var(--accent);
  background: rgba(47, 95, 143, 0.08);
}

.tb-3 {
  top: 68%;
  color: #64748b;
  font-weight: 500;
}

.tb.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(47, 95, 143, 0.15);
}

.variables-body {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 0.75rem;
  padding: 1rem;
  background: #f8fafc;
  min-height: 230px;
}

.var-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.var-chip {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.var-chip.highlight {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.var-preview {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem;
}

.var-preview p {
  margin: 0 0 0.45rem;
  font-size: 0.78rem;
}

.var-preview mark {
  background: rgba(47, 95, 143, 0.15);
  color: var(--accent);
  padding: 0.05em 0.25em;
  border-radius: 3px;
}

.muted-line {
  color: var(--text-secondary);
}

.resolved {
  color: var(--text);
  font-weight: 500;
}

.result-body {
  padding: 1.1rem;
  background: linear-gradient(160deg, #e8eef4, #dbe4ee);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 230px;
}

.mini-pdf {
  width: 100%;
  max-width: 240px;
  background: #fff;
  border-radius: 8px;
  padding: 1.35rem 1.1rem;
  text-align: center;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.1);
  border: 1px solid #e2e8f0;
}

.mini-eyebrow {
  margin: 0;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.mini-name {
  margin: 0.75rem 0 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.mini-copy {
  margin: 0.55rem 0 0;
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.mini-footer {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.65rem;
  color: var(--accent);
  font-weight: 600;
}

/* Use cases */
.use-cases {
  background: var(--bg-soft);
}

.use-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.use-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  box-shadow: var(--shadow);
  transition: border-color 0.15s ease;
}

.use-card:hover {
  border-color: #cbd5e1;
}

/* CTA */
.cta {
  padding-bottom: 2.5rem;
}

.cta-panel {
  background: linear-gradient(145deg, #1e3a5f 0%, #2f5f8f 100%);
  color: #fff;
  border-radius: 20px;
  padding: 3.25rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.cta-panel p {
  margin: 0.85rem auto 0;
  max-width: 28rem;
  opacity: 0.88;
  font-size: 1.05rem;
}

.cta-panel .btn-primary {
  margin-top: 1.75rem;
  background: #fff;
  color: var(--accent);
}

.cta-panel .btn-primary:hover {
  background: #f1f5f9;
}

/* Contact */
.contact {
  text-align: center;
  padding-top: 3rem;
}

.contact .section-lead {
  margin-left: auto;
  margin-right: auto;
}

.phone-link {
  display: inline-block;
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent);
  transition: color 0.15s ease;
}

.phone-link:hover {
  color: var(--accent-hover);
}

/* Footer */
.site-footer {
  margin-top: 3rem;
  padding: 2.25rem 0;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
}

.footer-brand .brand-mark {
  width: 22px;
  height: 22px;
  border-radius: 6px;
}

.footer-brand .brand-mark::after {
  inset: 6px 5px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--text);
}

.copyright {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.75rem;
  }

  .hero-visual {
    max-width: 420px;
    margin-inline: auto;
  }

  .hero-pdf {
    transform: none;
  }

  @keyframes float-in {
    from {
      opacity: 0;
      transform: translateY(12px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .feature-grid,
  .steps,
  .preview-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1.25rem 1.25rem;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a:not(.btn) {
    padding: 0.85rem 0.25rem;
    border-bottom: 1px solid var(--border);
  }

  .nav-cta {
    margin-top: 0.85rem;
    width: 100%;
  }

  .hero {
    padding: 3rem 0 3.5rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .feature-grid,
  .steps,
  .preview-grid,
  .use-grid {
    grid-template-columns: 1fr;
  }

  .flow-arrow {
    display: none;
  }

  .flow {
    flex-direction: column;
  }

  .flow > li:not(.flow-arrow) {
    width: min(100%, 260px);
    text-align: center;
  }

  .variables-body {
    grid-template-columns: 1fr;
  }

  .cta-panel {
    padding: 2.5rem 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

  .hero-pdf,
  .btn {
    animation: none;
    transition: none;
  }

  .btn:hover {
    transform: none;
  }
}