:root {
  --perk-green: #0D7A53;
  --pine: #0A3D2C;
  --deep: #0B5C40;
  --clover: #16A06E;
  --mint: #E4F4EC;
  --coral: #FF6A3D;
  --coral-deep: #C23E1A;
  --ink: #16201C;
  --slate: #5B6B63;
  --cloud: #E3E8E5;
  --paper: #F8FAF9;
}
* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; }
html, body { overflow-x: clip; }
body {
  font-family: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-weight: 400;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
}
a { color: var(--perk-green); font-weight: 500; text-decoration: none; }
a:hover { color: var(--clover); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 1020px; margin: 0 auto; padding: 0 24px; }

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.brand .name { font-size: 22px; font-weight: 500; color: var(--pine); letter-spacing: -0.02em; }
header nav { display: flex; gap: 24px; font-size: 15px; align-items: center; }
header nav .nav-cta {
  background: var(--perk-green);
  color: #ffffff;
  padding: 9px 16px;
  border-radius: 8px;
}
header nav .nav-cta:hover { background: var(--clover); color: #ffffff; }

.hero {
  position: relative;
  padding: 56px 0 0;
  text-align: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -120px -40vw 0;
  background: radial-gradient(ellipse 60% 55% at 50% 0%, var(--mint) 0%, rgba(228, 244, 236, 0) 70%);
  z-index: -1;
}
.hero h1 {
  font-size: clamp(34px, 5.4vw, 56px);
  font-weight: 500;
  color: var(--pine);
  line-height: 1.12;
  letter-spacing: -0.02em;
  max-width: 760px;
  margin: 0 auto 20px;
}
.hero h1 em {
  font-style: normal;
  color: var(--perk-green);
  border-bottom: 4px solid var(--coral);
}
.hero .sub {
  font-size: 20px;
  color: var(--slate);
  max-width: 520px;
  margin: 0 auto 26px;
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: 620px;
  margin: 0 auto 34px;
}
.hero-points span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--mint);
  color: var(--pine);
  font-size: 14.5px;
  font-weight: 500;
  padding: 7px 15px 7px 12px;
  border-radius: 999px;
}
.hero-points span svg {
  width: 15px;
  height: 15px;
  stroke: var(--perk-green);
  flex-shrink: 0;
}
.cta {
  display: inline-block;
  background: var(--perk-green);
  color: #ffffff;
  padding: 15px 34px;
  border-radius: 10px;
  font-size: 17px;
  font-weight: 500;
  box-shadow: 0 6px 18px rgba(13, 122, 83, 0.25);
  transition: transform 0.15s ease, background 0.15s ease;
}
.cta:hover { background: var(--clover); color: #ffffff; transform: translateY(-1px); }
.cta-note { margin-top: 14px; font-size: 14px; color: var(--slate); }

.hero-shot {
  max-width: 740px;
  margin: 56px auto -72px;
  position: relative;
  z-index: 2;
}
.hero-shot img {
  filter: drop-shadow(0 22px 38px rgba(10, 61, 44, 0.30));
}

.greenband {
  position: relative;
  background: var(--perk-green);
  padding: 148px 0 84px;
  overflow: hidden;
}
.star {
  position: absolute;
  background: var(--deep);
  clip-path: polygon(50% 0%, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0% 50%, 38% 38%);
  opacity: 0.55;
  pointer-events: none;
}
.star.s1 { width: 180px; height: 180px; top: 60px; left: -50px; transform: rotate(12deg); }
.star.s2 { width: 110px; height: 110px; top: 150px; right: 5%; transform: rotate(-18deg); }
.star.s3 { width: 260px; height: 260px; bottom: -90px; right: -70px; transform: rotate(25deg); }
.star.s4 { width: 90px; height: 90px; bottom: 70px; left: 9%; transform: rotate(-8deg); }
.greenband h2 {
  position: relative;
  color: #ffffff;
  font-size: clamp(26px, 3.8vw, 38px);
  font-weight: 500;
  text-align: center;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.greenband .lead {
  position: relative;
  color: var(--mint);
  text-align: center;
  font-size: 17px;
  max-width: 560px;
  margin: 0 auto 44px;
}
.greenband .lead strong { color: #ffffff; font-weight: 500; }
.shots {
  position: relative;
  display: grid;
  gap: 24px;
}
.shot {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 40px rgba(7, 40, 29, 0.35);
}
.shot img { width: 100%; }
.shots .pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 720px) {
  .shots .pair { grid-template-columns: 1fr; }
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  padding: 72px 0 8px;
}
.step { text-align: left; padding: 8px 6px; }
.step .num {
  display: inline-flex;
  width: 30px;
  height: 30px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--pine);
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 12px;
}
.step h3 { font-size: 16px; font-weight: 500; color: var(--pine); margin-bottom: 6px; }
.step p { font-size: 14.5px; color: var(--slate); }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  padding: 48px 0 72px;
}
.feature {
  background: #ffffff;
  border: 1px solid var(--cloud);
  border-radius: 14px;
  padding: 28px 26px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.feature:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(22, 32, 28, 0.08);
}
.feature .icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--mint);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature .icon svg { width: 22px; height: 22px; stroke: var(--perk-green); }
.feature h2, .feature h3 { font-size: 17px; font-weight: 500; color: var(--pine); margin-bottom: 8px; }
.feature p { font-size: 15px; color: var(--slate); }

.section-head {
  text-align: center;
  max-width: 620px;
  margin: 0 auto;
  padding-top: 72px;
}
.section-head h2 {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 500;
  color: var(--pine);
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.section-head p { color: var(--slate); font-size: 17px; }

.faq {
  max-width: 760px;
  margin: 0 auto;
  padding: 36px 0 72px;
}
.faq details {
  background: #ffffff;
  border: 1px solid var(--cloud);
  border-radius: 12px;
  padding: 4px 22px;
  margin-bottom: 14px;
}
.faq details[open] { box-shadow: 0 8px 24px rgba(22, 32, 28, 0.06); }
.faq summary {
  list-style: none;
  cursor: pointer;
  font-weight: 500;
  color: var(--pine);
  font-size: 16.5px;
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  color: var(--perk-green);
  font-size: 22px;
  font-weight: 500;
  line-height: 1;
}
.faq details[open] summary::after { content: "\2212"; }
.faq details > p { color: var(--slate); font-size: 15.5px; padding: 0 0 20px; }

.band {
  position: relative;
  background: var(--pine);
  border-radius: 18px;
  padding: 52px 32px;
  text-align: center;
  margin-bottom: 72px;
  overflow: hidden;
}
.band .star { background: var(--deep); opacity: 0.5; }
.band .star.b1 { width: 140px; height: 140px; top: -40px; left: -30px; transform: rotate(20deg); }
.band .star.b2 { width: 100px; height: 100px; bottom: -30px; right: 40px; transform: rotate(-12deg); }
.band h2 {
  position: relative;
  color: #ffffff;
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 500;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.band p { position: relative; color: var(--mint); font-size: 16px; margin-bottom: 28px; }
.band .cta {
  position: relative;
  background: #ffffff;
  color: var(--pine);
  box-shadow: none;
}
.band .cta:hover { background: var(--mint); color: var(--pine); }

footer {
  border-top: 1px solid var(--cloud);
  padding: 30px 0 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  color: var(--slate);
}
footer .brand img { width: 26px; height: 26px; border-radius: 6px; }
footer .brand .name { font-size: 16px; }
footer nav { display: flex; flex-wrap: wrap; gap: 18px 24px; }

.breadcrumbs {
  font-size: 13.5px;
  color: var(--slate);
  padding: 8px 0 0;
}
.breadcrumbs a { color: var(--slate); font-weight: 400; }
.breadcrumbs a:hover { color: var(--perk-green); }

.blog-hero { text-align: center; padding: 48px 0 8px; }
.blog-hero h1 {
  font-size: clamp(30px, 4.6vw, 46px);
  font-weight: 500;
  color: var(--pine);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.blog-hero p { font-size: 18px; color: var(--slate); max-width: 560px; margin: 0 auto; }

.post-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
  padding: 44px 0 72px;
}
.post-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid var(--cloud);
  border-radius: 14px;
  padding: 26px 24px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.post-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(22, 32, 28, 0.08);
}
.post-card .tag {
  align-self: flex-start;
  background: var(--mint);
  color: var(--pine);
  font-size: 12.5px;
  font-weight: 500;
  padding: 4px 11px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.post-card h2 { font-size: 19px; font-weight: 500; color: var(--pine); margin-bottom: 8px; line-height: 1.3; }
.post-card h2 a { color: var(--pine); }
.post-card h2 a:hover { color: var(--perk-green); }
.post-card p { font-size: 15px; color: var(--slate); margin-bottom: 16px; }
.post-card .meta { margin-top: auto; font-size: 13px; color: var(--slate); }
.post-card .read { color: var(--perk-green); font-weight: 500; }

.article { max-width: 720px; margin: 0 auto; padding: 8px 0 56px; }
.article-head { padding: 16px 0 8px; }
.article-head .tag {
  display: inline-block;
  background: var(--mint);
  color: var(--pine);
  font-size: 12.5px;
  font-weight: 500;
  padding: 4px 11px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.article-head h1 {
  font-size: clamp(28px, 4.2vw, 42px);
  font-weight: 500;
  color: var(--pine);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.article-head .meta { font-size: 14px; color: var(--slate); }
.article-body { font-size: 17px; color: var(--ink); }
.article-body h2 {
  font-size: 25px;
  font-weight: 500;
  color: var(--pine);
  letter-spacing: -0.01em;
  margin: 40px 0 14px;
}
.article-body h3 {
  font-size: 19px;
  font-weight: 500;
  color: var(--pine);
  margin: 28px 0 10px;
}
.article-body p { margin-bottom: 18px; }
.article-body ul, .article-body ol { margin: 0 0 18px 22px; }
.article-body li { margin-bottom: 8px; }
.article-body a { text-decoration: underline; text-underline-offset: 2px; }
.article-body strong { font-weight: 500; }
.article-body blockquote {
  border-left: 3px solid var(--perk-green);
  background: var(--mint);
  color: var(--pine);
  padding: 16px 20px;
  border-radius: 0 10px 10px 0;
  margin: 0 0 22px;
}
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body .lead { font-size: 19px; color: var(--slate); margin-bottom: 26px; }
.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 24px;
  font-size: 15px;
}
.compare-table th, .compare-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--cloud);
  vertical-align: top;
}
.compare-table th { color: var(--pine); font-weight: 500; background: var(--mint); }
.compare-table tr:last-child td { border-bottom: none; }
.callout {
  background: #ffffff;
  border: 1px solid var(--cloud);
  border-radius: 14px;
  padding: 24px 26px;
  margin: 28px 0;
  text-align: center;
}
.callout p { font-size: 16px; color: var(--slate); margin-bottom: 16px; }
.article-footer {
  border-top: 1px solid var(--cloud);
  margin-top: 44px;
  padding-top: 26px;
  font-size: 15px;
  color: var(--slate);
}

@media (prefers-reduced-motion: reduce) {
  .cta, .feature, .post-card { transition: none; }
}