@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('/fonts/plus-jakarta-sans/PlusJakartaSans-VariableFont_wght.ttf') format('truetype');
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --blue-900: #0f172a;
  --blue-800: #1e293b;
  --blue-700: #334155;
  --blue-600: #475569;
  --blue-500: #64748b;
  --blue-400: #94a3b8;
  --blue-100: #f1f5f9;
  --blue-50: #f8fafc;
  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-50: #eff6ff;
  --green-600: #1b6b4a;
  --green-500: #22875d;
  --green-400: #34d399;
  --green-100: #e6f4ea;
  --amber-500: #f59e0b;
  --amber-100: #fef3c7;
  --dark: #0f172a;
  --gray-700: #374151;
  --gray-600: #475569;
  --gray-500: #6b7280;
  --gray-400: #9ca3af;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.06);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--dark);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

ul,
ol {
  list-style: none;
}

.pf-container {
  max-width: 1080px;
  margin: 0 auto;
}

/* NAV */
.pf-nav {
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--gray-200);
  background: var(--white);
}

.pf-nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--blue-900);
}

.pf-nav-logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.pf-nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.pf-nav-textlink {
  font-size: 14px;
  color: var(--gray-500);
  font-weight: 600;
}

.pf-nav-textlink:hover {
  color: var(--accent);
}

.pf-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  transition: background 0.2s ease, transform 0.2s ease;
}

.pf-nav-link:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

/* HERO */
.pf-hero {
  padding: 100px 32px 80px;
  background:
    radial-gradient(ellipse at center, rgba(34, 139, 94, 0.18), transparent 58%),
    linear-gradient(180deg, #0b1411 0%, #0f172a 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.pf-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.35;
}

.pf-hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 360px);
  gap: 32px;
  align-items: start;
}

.pf-hero-copy {
  text-align: left;
}

.pf-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-light);
  margin-bottom: 24px;
}

.pf-badge svg {
  width: 16px;
  height: 16px;
}

.pf-kicker {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 16px;
  font-weight: 700;
}

.pf-hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
  max-width: 760px;
}

.pf-emphasis {
  font-style: italic;
  opacity: 0.9;
  font-weight: 500;
}

.pf-hero-sub {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
  max-width: 720px;
  margin: 0 0 32px;
}

.pf-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 32px;
}

.pf-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  background: var(--green-600);
  color: var(--white);
  font-size: 15px;
  font-weight: 700;
  transition: transform 0.15s ease, background 0.2s ease;
}

.pf-hero-cta:hover {
  background: var(--green-500);
  transform: translateY(-2px);
}

.pf-hero-cta svg {
  width: 18px;
  height: 18px;
}

.pf-hero-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-size: 15px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.04);
  transition: background 0.2s ease, transform 0.2s ease;
}

.pf-hero-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.pf-hero-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.pf-hero-points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.82);
}

.pf-hero-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-400);
}

.pf-hero-box {
  display: grid;
  gap: 14px;
}

.pf-hero-box-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  padding: 20px 18px;
  text-align: left;
}

.pf-mini-label {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: #93c5fd;
  font-weight: 700;
}

.pf-hero-box-card strong {
  display: block;
  font-size: 1rem;
  line-height: 1.35;
  margin-bottom: 6px;
}

.pf-hero-box-card p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  line-height: 1.6;
}

/* BREAK */
.pf-break {
  background: #f3f0ea;
  text-align: center;
}

.pf-break h2 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.03em;
}

/* TECH TAGS */
.pf-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.pf-tech-tag {
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.78);
  letter-spacing: 0.2px;
}

/* SECTIONS */
.pf-section {
  padding: 80px 32px;
}

.pf-section-header {
  text-align: center;
  margin-bottom: 48px;
}

.pf-section-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 10px;
}

.pf-section-label--light {
  color: rgba(255, 255, 255, 0.8);
}

.pf-section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 12px;
}

.pf-section-title--light {
  color: var(--white);
}

.pf-section-sub {
  font-size: 1rem;
  color: var(--gray-500);
  line-height: 1.65;
  max-width: 700px;
  margin: 0 auto;
}

.pf-section-sub--light {
  color: rgba(255, 255, 255, 0.72) !important;
}

/* CONTENT AREAS */
.pf-problem,
.pf-solution,
.pf-process,
.pf-proof {
  background: var(--white);
}

.pf-features-wrap,
.pf-addons,
.pf-highlights {
  background: var(--blue-50);
}

.pf-problem-grid,
.pf-proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pf-info-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px 22px;
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.02);
}

.pf-info-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pf-info-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
}

.pf-two-col {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 28px;
  align-items: start;
}

.pf-copy {
  font-size: 16px;
  line-height: 1.75;
  color: var(--gray-600);
}

.pf-copy + .pf-copy {
  margin-top: 14px;
}

.pf-side-note {
  background: var(--blue-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px 22px;
}

.pf-side-note h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.pf-side-note li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-600);
}

.pf-side-note li + li {
  margin-top: 8px;
}

.pf-side-note li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

/* FEATURES GRID */
.pf-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pf-feature {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pf-feature:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.pf-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.pf-feature-icon.blue { background: var(--accent-50); }
.pf-feature-icon.green { background: var(--green-100); }
.pf-feature-icon.amber { background: var(--amber-100); }

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

.pf-feature h3 {
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pf-feature p {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ADDONS */
.pf-addon-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.pf-addon-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 22px 18px;
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.02);
}

.pf-addon-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pf-addon-card p {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.6;
}

/* PROCESS */
.pf-process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pf-step-card {
  background: var(--blue-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px 22px;
}

.pf-step-number {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 1.2px;
  margin-bottom: 12px;
}

.pf-step-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pf-step-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
}

/* CHANGELOG */
.pf-changelog {
  background: var(--white);
}

.pf-timeline {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  padding-left: 32px;
}

.pf-timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--gray-200) 100%);
  border-radius: 2px;
}

.pf-release {
  position: relative;
  margin-bottom: 36px;
}

.pf-release:last-child {
  margin-bottom: 0;
}

.pf-release::before {
  content: '';
  position: absolute;
  left: -27px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-400);
  border: 2px solid var(--white);
  box-shadow: 0 0 0 2px var(--gray-400);
  z-index: 2;
}

.pf-release.latest::before {
  background: var(--accent);
  box-shadow: 0 0 0 2px var(--accent), 0 0 10px rgba(59, 130, 246, 0.3);
}

.pf-release-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px 22px;
}

.pf-release.latest .pf-release-card {
  border-color: var(--accent);
  box-shadow: 0 2px 12px rgba(59, 130, 246, 0.08);
}

.pf-release-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.pf-version {
  display: inline-flex;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
  background: var(--gray-100);
  color: var(--gray-600);
}

.pf-release.latest .pf-version {
  background: var(--accent-50);
  color: var(--accent);
}

.pf-release-date {
  font-size: 12px;
  color: var(--gray-400);
  font-weight: 500;
  margin-left: auto;
}

.pf-release-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.5;
  border-bottom: 1px solid var(--gray-100);
}

.pf-release-features li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.pf-release-features li svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent);
}

.pf-release:not(.latest) .pf-release-features li svg {
  color: var(--gray-400);
}

/* CTA */
.pf-cta {
  background: var(--blue-900);
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.pf-cta-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 50% 100%, rgba(59, 130, 246, 0.2) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 80% 20%, rgba(52, 211, 153, 0.08) 0%, transparent 50%);
}

.pf-cta .pf-container {
  position: relative;
  z-index: 2;
}

.pf-cta .pf-section-sub {
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 32px;
}

.pf-cta-actions {
  display: flex;
  justify-content: center;
}

/* FOOTER */
.pf-footer {
  padding: 32px;
  border-top: 1px solid var(--gray-200);
  text-align: center;
  font-size: 13px;
  color: var(--gray-400);
}

.pf-footer a {
  color: var(--gray-500);
  transition: color 0.2s ease;
}

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

/* RESPONSIVE */
@media (max-width: 980px) {
  .pf-hero-layout,
  .pf-two-col,
  .pf-problem-grid,
  .pf-proof-grid,
  .pf-process-grid,
  .pf-addon-grid {
    grid-template-columns: 1fr;
  }

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

  .pf-hero-copy {
    text-align: center;
  }

  .pf-hero-sub {
    margin-left: auto;
    margin-right: auto;
  }

  .pf-hero-actions {
    justify-content: center;
  }

  .pf-hero-points {
    grid-template-columns: 1fr;
  }

  .pf-tech {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .pf-nav {
    padding: 16px 20px;
  }

  .pf-nav-actions {
    gap: 10px;
  }

  .pf-nav-textlink {
    display: none;
  }

  .pf-hero {
    padding: 80px 20px 60px;
  }

  .pf-section {
    padding: 60px 20px;
  }

  .pf-features {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .pf-feature {
    padding: 18px 16px;
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 0 12px;
  }

  .pf-feature-icon {
    grid-row: 1 / 4;
    width: 40px;
    height: 40px;
    margin-bottom: 0;
    margin-top: 2px;
  }

  .pf-feature h3 {
    grid-column: 2;
    font-size: 0.9rem;
    margin-bottom: 4px;
  }

  .pf-feature p {
    grid-column: 2;
  }

  .pf-tech {
    gap: 8px;
  }

  .pf-timeline {
    padding-left: 24px;
  }

  .pf-release::before {
    left: -19px;
    width: 8px;
    height: 8px;
  }

  .pf-release-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .pf-release-date {
    margin-left: 0;
  }
}

@media (max-width: 520px) {
  .pf-nav {
    gap: 12px;
  }

  .pf-nav-link {
    padding: 9px 14px;
    font-size: 13px;
  }

  .pf-hero h1 {
    font-size: 2.15rem;
  }

  .pf-section-title {
    font-size: 1.45rem;
  }

  .pf-break h2 {
    font-size: 1.5rem;
  }
}