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

:root {
  --green:        #2D7A5A;
  --green-dark:   #1f5c42;
  --green-mid:    #256649;
  --green-light:  #f0f9f4;
  --green-tint:   #e3f4eb;
  --green-border: #c8e8d5;
  --text:         #0f2318;
  --text-2:       #3a5c47;
  --text-3:       #6b9478;
  --white:        #ffffff;
  --grey-bg:      #f7faf8;
  --radius:       14px;
  --radius-lg:    22px;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  font-size: 16px;
}

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ── Nav ── */
nav {
  background: rgba(255,255,255,0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--green-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo img { height: 32px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a { font-size: 15px; color: var(--text-2); font-weight: 500; }
.nav-links a:hover { color: var(--green); text-decoration: none; }
.nav-cta {
  background: var(--green);
  color: var(--white) !important;
  padding: 9px 20px;
  border-radius: 50px;
  font-size: 14px !important;
  font-weight: 600 !important;
}
.nav-cta:hover { background: var(--green-dark); }

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, #1a4d32 0%, var(--green) 50%, #3d9e6e 100%);
  padding: 80px 40px;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}
.hero-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}
.hero-text { position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.95);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(36px, 4vw, 58px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}
.hero h1 em { font-style: normal; color: #a8e6c4; }
.hero p {
  font-size: 18px;
  color: rgba(255,255,255,0.82);
  max-width: 480px;
  line-height: 1.65;
  margin-bottom: 36px;
}
.btn-group { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all .15s;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-white { background: var(--white); color: var(--green); box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.btn-white:hover { box-shadow: 0 6px 20px rgba(0,0,0,0.2); }
.btn-ghost { background: rgba(255,255,255,0.12); color: var(--white); border: 1.5px solid rgba(255,255,255,0.3); }
.btn-ghost:hover { background: rgba(255,255,255,0.2); }
.btn-green { background: var(--green); color: var(--white); }
.btn-green:hover { background: var(--green-dark); }

.hero-visual { position: relative; z-index: 1; }
.app-preview {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 24px;
  padding: 28px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.preview-header span { color: rgba(255,255,255,0.7); font-size: 13px; font-weight: 500; }
.preview-header strong { color: var(--white); font-size: 15px; }
.preview-ring {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 16px auto 24px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: conic-gradient(#a8e6c4 0% 72%, rgba(255,255,255,0.15) 72%);
  position: relative;
}
.preview-ring::after {
  content: '';
  position: absolute;
  inset: 16px;
  background: rgba(30,80,55,0.9);
  border-radius: 50%;
}
.preview-ring-text {
  position: relative;
  z-index: 1;
  text-align: center;
}
.preview-ring-text .cal { font-size: 28px; font-weight: 800; color: var(--white); display: block; line-height: 1; }
.preview-ring-text .label { font-size: 11px; color: rgba(255,255,255,0.65); text-transform: uppercase; letter-spacing: 0.5px; }
.preview-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.preview-stat {
  background: rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
}
.preview-stat .val { font-size: 18px; font-weight: 700; color: var(--white); display: block; }
.preview-stat .lbl { font-size: 11px; color: rgba(255,255,255,0.6); }

/* ── Trust bar ── */
.trust-bar {
  background: var(--green-light);
  border-bottom: 1px solid var(--green-border);
  padding: 18px 40px;
}
.trust-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-2);
  font-weight: 500;
}
.trust-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green-border); }

/* ── Features ── */
.features {
  padding: 96px 40px;
  background: var(--white);
}
.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--green);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 12px;
}
.section-sub { color: var(--text-2); font-size: 17px; max-width: 540px; line-height: 1.6; }
.section-header-center { text-align: center; }
.section-sub-center { margin: 0 auto; }
.features-header { margin-bottom: 56px; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--grey-bg);
  border: 1px solid var(--green-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: transform .2s, box-shadow .2s;
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(45,122,90,0.12);
}
.feature-icon {
  width: 52px;
  height: 52px;
  background: var(--green-tint);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.3px; }
.feature-card p { font-size: 15px; color: var(--text-2); line-height: 1.6; }

/* ── How it works ── */
.how-it-works {
  background: var(--green-light);
  padding: 96px 40px;
  border-top: 1px solid var(--green-border);
  border-bottom: 1px solid var(--green-border);
}
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 56px;
}
.step { text-align: center; }
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.step h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--text-2); line-height: 1.6; }

/* ── Pricing ── */
.pricing { padding: 96px 40px; background: var(--white); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}
.price-card {
  border: 1.5px solid var(--green-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  transition: transform .2s, box-shadow .2s;
}
.price-card:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(45,122,90,0.1); }
.price-card.featured {
  border-color: var(--green);
  background: var(--green);
  color: var(--white);
  transform: scale(1.03);
}
.price-card.featured:hover { transform: scale(1.03) translateY(-3px); }
.price-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: #f0a500;
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 50px;
  white-space: nowrap;
}
.price-tier { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--green); margin-bottom: 8px; }
.price-card.featured .price-tier { color: rgba(255,255,255,0.75); }
.price-amount { font-size: 40px; font-weight: 800; letter-spacing: -1px; margin-bottom: 4px; }
.price-amount span { font-size: 16px; font-weight: 500; opacity: 0.7; }
.price-desc { font-size: 14px; color: var(--text-2); margin-bottom: 24px; }
.price-card.featured .price-desc { color: rgba(255,255,255,0.75); }
.price-features { list-style: none; margin-bottom: 28px; }
.price-features li {
  font-size: 14px;
  color: var(--text-2);
  padding: 6px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border-bottom: 1px solid var(--green-border);
}
.price-features li:last-child { border: none; }
.price-card.featured .price-features li { color: rgba(255,255,255,0.9); border-color: rgba(255,255,255,0.15); }
.check { color: var(--green); font-size: 15px; flex-shrink: 0; }
.price-card.featured .check { color: #a8e6c4; }
.price-btn {
  display: block;
  text-align: center;
  padding: 13px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid var(--green);
  color: var(--green);
  transition: all .15s;
}
.price-btn:hover { background: var(--green); color: var(--white); text-decoration: none; }
.price-card.featured .price-btn { background: var(--white); color: var(--green); border-color: var(--white); }
.price-card.featured .price-btn:hover { background: var(--green-light); }

/* ── CTA strip ── */
.cta-strip {
  background: linear-gradient(135deg, #1a4d32 0%, var(--green) 100%);
  padding: 80px 40px;
  text-align: center;
  color: var(--white);
}
.cta-strip h2 { font-size: clamp(28px, 3vw, 42px); font-weight: 800; letter-spacing: -1px; margin-bottom: 12px; }
.cta-strip p { font-size: 17px; opacity: .8; margin-bottom: 32px; }

/* ── Footer ── */
footer {
  background: var(--text);
  color: rgba(255,255,255,0.5);
  padding: 48px 40px;
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo { display: flex; align-items: center; gap: 10px; }
.footer-logo img { height: 32px; filter: brightness(0) invert(1); opacity: 0.7; }
.footer-logo span { font-size: 16px; font-weight: 700; color: rgba(255,255,255,0.8); }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,0.55); font-size: 14px; }
.footer-links a:hover { color: rgba(255,255,255,0.85); text-decoration: none; }
.footer-copy { font-size: 13px; width: 100%; text-align: center; margin-top: 24px; border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; }

/* ── Doc pages ── */
.doc-hero {
  background: linear-gradient(135deg, #1a4d32 0%, var(--green) 100%);
  color: var(--white);
  padding: 60px 40px;
  text-align: center;
}
.doc-hero h1 { font-size: 38px; font-weight: 800; letter-spacing: -1px; margin-bottom: 8px; }
.doc-hero p { opacity: .8; font-size: 15px; }
.doc-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 64px 40px 96px;
}
.doc-body h2 { font-size: 21px; font-weight: 700; margin: 40px 0 12px; color: var(--green); letter-spacing: -0.3px; }
.doc-body h3 { font-size: 16px; font-weight: 600; margin: 20px 0 6px; color: var(--text); }
.doc-body p { margin-bottom: 16px; font-size: 15px; color: var(--text-2); line-height: 1.75; }
.doc-body ul, .doc-body ol { margin: 0 0 16px 20px; }
.doc-body li { font-size: 15px; color: var(--text-2); line-height: 1.75; margin-bottom: 4px; }
.doc-body a { color: var(--green); }
.notice {
  background: var(--green-tint);
  border-left: 4px solid var(--green);
  border-radius: 0 10px 10px 0;
  padding: 16px 20px;
  margin: 8px 0 32px;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
}

/* ── Support ── */
.support-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 40px auto;
  max-width: 800px;
}
.support-card {
  background: var(--green-light);
  border: 1px solid var(--green-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
}
.support-card .icon { font-size: 38px; margin-bottom: 14px; display: block; }
.support-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.support-card p { font-size: 14px; color: var(--text-2); margin-bottom: 20px; line-height: 1.6; }

details {
  border: 1px solid var(--green-border);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-bottom: 10px;
}
details summary {
  font-weight: 600;
  cursor: pointer;
  font-size: 15px;
  color: var(--text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
details summary::after { content: '+'; color: var(--green); font-size: 20px; font-weight: 300; }
details[open] summary::after { content: '−'; }
details p { margin-top: 14px; font-size: 14px; color: var(--text-2); line-height: 1.7; margin-bottom: 0; }

/* ── Hamburger ── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .25s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; }
  .price-card.featured { transform: none; }
}

@media (max-width: 600px) {
  .container, .hero, .features, .how-it-works, .pricing, .cta-strip, .trust-bar { padding-left: 20px; padding-right: 20px; }
  .nav-inner { padding: 0 20px; }
  .hamburger { display: flex; }

  /* Mobile nav dropdown */
  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--green-border);
    flex-direction: column;
    padding: 12px 20px 20px;
    gap: 0;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 13px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--green-border);
    color: var(--text) !important;
    font-weight: 500;
  }
  .nav-links li:last-child a { border-bottom: none; }
  .nav-cta {
    background: none !important;
    color: var(--green) !important;
    padding: 13px 0 !important;
    border-radius: 0 !important;
    font-size: 16px !important;
  }

  /* Steps: single column, left-aligned with number on left */
  .steps { grid-template-columns: 1fr; gap: 20px; }
  .step {
    text-align: left;
    display: flex;
    align-items: flex-start;
    gap: 16px;
  }
  .step-num { margin: 0; flex-shrink: 0; }
  .step-content h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
  .step-content p { font-size: 14px; color: var(--text-2); line-height: 1.6; margin: 0; }

  .features-grid { grid-template-columns: 1fr; }
  .trust-inner { gap: 12px; justify-content: flex-start; }
  .trust-dot { display: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .footer-links { flex-direction: column; gap: 10px; }
}