:root {
  --green: #2f6f62;
  --green-deep: #1f4f45;
  --mint: #d6ebe0;
  --cream: #fff8ee;
  --sand: #f8ecd9;
  --peach: #f7b79a;
  --peach-soft: #fde3d6;
  --sun: #f6c95c;
  --ink: #22332e;
  --muted: #5c6b66;
  --line: #eadfcc;
  --white: #ffffff;
  --radius: 22px;
  --max: 1100px;
  --font: ui-rounded, "SF Pro Rounded", "Hiragino Maru Gothic ProN", Quicksand, Nunito, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 78px; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

h1, h2, h3 { line-height: 1.12; margin: 0 0 .5em; letter-spacing: -0.015em; text-wrap: balance; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.5rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

.hl { color: var(--green); }

.eyebrow {
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: .9em;
}

.lead { font-size: 1.15rem; color: var(--muted); max-width: 33em; }

.pill {
  display: inline-block;
  padding: .4em 1em;
  border-radius: 999px;
  background: var(--mint);
  color: var(--green-deep);
  font-size: .85rem;
  font-weight: 700;
  margin-bottom: 22px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: .85em 1.6em;
  border-radius: 999px;
  background: var(--green);
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
  border: 2px solid var(--green);
  transition: background .15s, transform .15s;
  overflow-wrap: anywhere;
}
.btn:hover { background: var(--green-deep); border-color: var(--green-deep); transform: translateY(-1px); }
.btn:focus-visible { outline: 3px solid var(--sun); outline-offset: 3px; }
.btn-ghost { background: transparent; color: var(--green-deep); }
.btn-ghost:hover { background: var(--mint); color: var(--green-deep); border-color: var(--green); }
.btn-small { padding: .5em 1.15em; font-size: .92rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,248,238,.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.wordmark { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.01em; }
.wordmark b { font-weight: 800; color: var(--green); }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a:not(.btn) { text-decoration: none; font-weight: 600; font-size: .95rem; color: var(--muted); }
.nav a:not(.btn):hover { color: var(--green); }

/* Hero */
.hero {
  padding: 72px 0 88px;
  background:
    radial-gradient(420px 300px at 8% 12%, rgba(247,183,154,.35), transparent 70%),
    radial-gradient(460px 320px at 95% 90%, rgba(214,235,224,.9), transparent 70%),
    var(--cream);
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 48px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* Loop illustration */
.loop svg { width: 100%; max-width: 400px; height: auto; display: block; margin-left: auto; }
.loop-ring { fill: none; stroke: var(--green); stroke-width: 3; stroke-dasharray: 2 12; stroke-linecap: round; }
.loop-arrows path { fill: none; stroke: var(--green); stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round; }
.node circle { stroke: var(--cream); stroke-width: 6; }
.node text { font: 800 15px var(--font); text-anchor: middle; fill: var(--ink); }
.n1 circle { fill: var(--sun); }
.n2 circle { fill: var(--peach); }
.n3 circle { fill: var(--mint); }
.n4 circle { fill: var(--white); }
.loop-heart { fill: var(--peach); }

/* Sections */
.section { padding: 92px 0; }
.section-alt { background: var(--sand); }

/* Steps */
.steps { list-style: none; padding: 0; margin: 44px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { border-radius: var(--radius); padding: 30px 28px; }
.step p { margin: 0; color: var(--ink); opacity: .82; }
.s1 { background: #fdeebd; }
.s2 { background: var(--peach-soft); }
.s3 { background: var(--mint); }
.step-num {
  display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--white); color: var(--green-deep);
  font-weight: 800; font-size: 1.15rem;
  margin-bottom: 18px;
}


/* Products */
.products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.product { background: var(--white); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.product-art { display: grid; place-items: center; aspect-ratio: 16 / 9; }
.product-art svg { width: 72px; height: 72px; fill: none; stroke: var(--green-deep); stroke-width: 1.300; stroke-linecap: round; stroke-linejoin: round; }
.p-sun { background: #fdeebd; }
.p-peach { background: var(--peach-soft); }
.p-mint { background: var(--mint); }
.p-white { background: #eef3ef; }
.product-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.product-body h3 { margin-bottom: .25em; }
.product-body p { color: var(--muted); font-size: .97rem; }
.product-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; }
.price { color: var(--muted); font-size: .92rem; }
.price strong { font-size: 1.25rem; color: var(--ink); }

/* Buy-out example */
.buyout {
  margin-top: 28px; padding: 30px 32px;
  background: var(--green); color: var(--white);
  border-radius: var(--radius);
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
}
.buyout p { margin: 0; color: rgba(255,255,255,.88); }
.calc { margin: 0; background: var(--cream); color: var(--ink); border-radius: 16px; padding: 8px 20px; }
.calc div { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.calc div:last-child { border-bottom: 0; }
.calc dt { color: var(--muted); }
.calc dd { margin: 0; font-weight: 700; white-space: nowrap; }
.calc-total dt, .calc-total dd { color: var(--green-deep); font-weight: 800; font-size: 1.1rem; }

/* FAQ */
.faq { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { background: var(--white); border-radius: 16px; padding: 4px 22px; }
.faq-list summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--green); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list summary:focus-visible { outline: 3px solid var(--sun); outline-offset: 3px; border-radius: 8px; }
.faq-list p { color: var(--muted); margin: 0 0 16px; }

/* Quality */
.quality { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.checks li { display: flex; gap: 18px; align-items: flex-start; background: var(--white); border-radius: var(--radius); padding: 22px 24px; }
.checks h3 { margin-bottom: .2em; }
.checks p { margin: 0; color: var(--muted); }
.tick { flex: none; width: 36px; height: 36px; border-radius: 50%; background: var(--mint); position: relative; }
.tick::after {
  content: ""; position: absolute; left: 13px; top: 8px;
  width: 8px; height: 15px;
  border: solid var(--green); border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}

/* Circular */
.circular { background: var(--green); color: var(--white); text-align: center; }
.circular .eyebrow { color: var(--sun); }
.circular .lead { color: rgba(255,255,255,.88); margin: 0 auto; }
.circular-inner { display: flex; flex-direction: column; align-items: center; max-width: 820px; }

/* Contact */
.contact { text-align: center; }
.contact-inner { display: flex; flex-direction: column; align-items: center; }
.contact .lead { margin: 0 auto 1.6em; }

/* Footer */
.site-footer { background: var(--sand); color: var(--muted); font-size: .9rem; border-top: 1px solid var(--line); }
.footer-inner { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding-top: 22px; padding-bottom: 22px; }
.footer-inner p { margin: 0; }
.footer-inner a { color: var(--green-deep); }

/* Responsive */
@media (max-width: 880px) {
  .hero-inner, .quality, .faq, .buyout { grid-template-columns: 1fr; gap: 28px; }
  .products { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .hero { padding: 48px 0 64px; }
  .loop svg { max-width: 320px; margin: 0 auto; }
  .section { padding: 68px 0; }
}

@media (max-width: 760px) {
  .nav a:not(.btn) { display: none; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .wordmark { font-size: 1.05rem; }
  .products { grid-template-columns: 1fr; }
  .buyout { padding: 24px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}