:root {
  --green-dark: #0D725A;
  --green: #109C7B;
  --green-light: #19C69D;
  --orange: #FF8439;
  --orange-hover: #f0702a;
  --text: #2D2D2D;
  --text-2: #535756;
  --grey: #848484;
  --mint: #E8F3EF;
  --line: #dfe9e5;
  --white: #ffffff;
  --radius: 20px;
  --shadow: 0 12px 40px rgba(13, 114, 90, .12);
  --font-head: "Poppins", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--white);
  color: var(--text);
  font: 17px/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
html, body { overflow-x: clip; }
.hero__grid > *, .product__grid > *, .lecturer__grid > *, .charity__grid > *, .final__in > * { min-width: 0; }
a { color: var(--green-dark); }
a:hover { color: var(--green); }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.15; margin: 0 0 .6em; color: var(--text); }
h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); font-weight: 800; letter-spacing: -.02em; color: var(--green-dark); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); font-weight: 700; letter-spacing: -.01em; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0 0 1em; }

.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }
.narrow { max-width: 760px; margin-inline: auto; }
.center { text-align: center; }
section { padding: clamp(56px, 8vw, 96px) 0; }

.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: var(--white); padding: 8px 12px; }

.eyebrow {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--green-dark);
  margin-bottom: .8em;
}
.eyebrow--center { text-align: center; }
.eyebrow--light { color: var(--green-light); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-weight: 700; font-size: 1rem;
  padding: 16px 28px; border-radius: 999px; text-decoration: none;
  transition: transform .15s ease, background .15s ease, box-shadow .15s ease;
  border: 2px solid transparent; text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn--orange { background: var(--orange); color: var(--white); box-shadow: 0 8px 24px rgba(255, 132, 57, .35); }
.btn--orange:hover { background: var(--orange-hover); color: var(--white); }
.btn--ghost { border-color: var(--green-dark); color: var(--green-dark); }
.btn--ghost:hover { background: var(--green-dark); color: var(--white); }
.btn--white { background: var(--white); color: var(--green-dark); }
.btn--white:hover { color: var(--green-dark); }
.btn--sm { padding: 10px 18px; font-size: .9rem; }
.btn--block { width: 100%; }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .94); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar__in { display: flex; align-items: center; gap: 24px; height: 68px; }
.topbar__logo img { width: 130px; }
.topbar__nav { display: flex; gap: 22px; margin-left: auto; }
.topbar__nav a { color: var(--text-2); text-decoration: none; font-size: .95rem; }
.topbar__nav a:hover { color: var(--green-dark); }

/* Hero */
.hero { background: linear-gradient(180deg, var(--mint) 0%, var(--white) 100%); padding-top: clamp(40px, 6vw, 72px); }
.hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.h1-sub {
  display: block; margin-top: .4em;
  font-size: clamp(1.05rem, 2vw, 1.35rem); font-weight: 600; letter-spacing: 0;
  color: var(--text);
}
.lead { font-size: 1.25rem; color: var(--text); font-weight: 500; }
.hero__text > p:not(.eyebrow):not(.lead) { color: var(--text-2); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 18px; }
.scarcity { display: flex; align-items: center; gap: 10px; color: var(--text-2); font-size: .95rem; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 0 rgba(255, 132, 57, .6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(255, 132, 57, 0); } 100% { box-shadow: 0 0 0 0 rgba(255, 132, 57, 0); } }
.hero__img { position: relative; margin: 0; }
.hero__img--icon {
  aspect-ratio: 1 / 1; max-width: 480px; margin-inline: auto; width: 100%;
  display: grid; place-items: center; border-radius: 50%;
  background: radial-gradient(circle at 50% 45%, var(--white) 0 58%, var(--mint) 58.5% 100%);
  box-shadow: var(--shadow);
}
.hero__img.hero__img--icon > img { width: 66%; aspect-ratio: auto; object-fit: contain; border-radius: 0; box-shadow: none; }

/* Summary */
.summary { padding-top: 0; }
.summary__box {
  background: var(--green-dark); color: var(--white); border-radius: var(--radius);
  padding: clamp(28px, 4vw, 44px); box-shadow: var(--shadow);
}
.summary__box h2 { color: var(--white); font-size: 1.5rem; }
.summary__box a { color: var(--white); }
.facts { list-style: none; padding: 0; margin: 0 0 18px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px 28px; }
.facts li { display: flex; flex-direction: column; border-top: 1px solid rgba(255, 255, 255, .25); padding-top: 12px; }
.facts__k { font-family: var(--font-head); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--green-light); }
.facts__v { font-weight: 600; font-size: 1.05rem; }
.summary__note { margin: 0; opacity: .9; }

/* Why */
.why .narrow { color: var(--text-2); font-size: 1.15rem; }
.cards4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 44px 0 36px; }
.scard { margin: 0; background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.scard img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; filter: saturate(.9); }
.scard figcaption { padding: 16px 18px 20px; color: var(--text-2); font-size: .95rem; }
.scard strong { display: block; color: var(--text); font-family: var(--font-head); font-size: 1.05rem; margin-bottom: 4px; }
.bcard { margin: 0; background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.bcard figcaption { padding: 18px 20px 22px; color: var(--text-2); }
.bcard strong { display: block; color: var(--text); font-family: var(--font-head); }
.quote { font-family: var(--font-head); font-weight: 600; font-size: 1.25rem; color: var(--green-dark); }

/* Product */
.product { background: var(--mint); }
.product__grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: start; }
.timeline { list-style: none; margin: 0; padding: 0; border-left: 3px solid var(--green-light); }
.timeline li { position: relative; display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 12px 0 12px 24px; }
.timeline li::before {
  content: ""; position: absolute; left: -8px; top: 20px; width: 13px; height: 13px;
  border-radius: 50%; background: var(--white); border: 3px solid var(--green);
}
.timeline time { font-family: var(--font-head); font-weight: 600; color: var(--green-dark); font-size: .95rem; }
.timeline .is-key span { font-weight: 600; color: var(--text); }
.timeline .is-key::before { background: var(--green-dark); border-color: var(--green-dark); }
.timeline .is-break { color: var(--grey); font-size: .92rem; padding-block: 6px; }
.timeline .is-break time { color: var(--grey); }
.timeline .is-break::before { width: 9px; height: 9px; left: -6px; border-width: 2px; border-color: var(--grey); top: 14px; }

.ticket {
  position: sticky; top: 92px;
  background: var(--white); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow);
  border-top: 6px solid var(--orange);
}
.ticket h3 { margin-bottom: .2em; }
.ticket__price { font-family: var(--font-head); font-weight: 800; font-size: 2.4rem; color: var(--green-dark); margin-bottom: .4em; }
.params { margin: 0 0 18px; }
.params div { display: grid; grid-template-columns: 90px 1fr; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.params dt { color: var(--grey); }
.params dd { margin: 0; font-weight: 600; }
.ticket__in { margin: 0 0 6px; }
.ticket__small { font-size: .85rem; color: var(--grey); margin: 12px 0 0; text-align: center; }

.ticks { list-style: none; padding: 0; margin: 0 0 22px; }
.ticks li { position: relative; padding-left: 28px; margin-bottom: 8px; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .35em; width: 18px; height: 18px; border-radius: 50%;
  background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 11px no-repeat;
}
.ticks--2col { columns: 2; column-gap: 28px; }
.ticks--2col li { break-inside: avoid; }

/* Lecturer */
.lecturer__grid { display: grid; grid-template-columns: 340px 1fr; gap: 56px; align-items: start; }
.lecturer__card {
  background: var(--mint); border-radius: var(--radius); padding: 36px 28px; text-align: center;
  position: sticky; top: 92px;
}
.lecturer__card { padding-top: 28px; }
.lecturer__photo { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 15%; border-radius: 16px; margin: 0 0 20px; }
.lecturer__name { font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; margin: 0; }
.lecturer__role { color: var(--text-2); }
.lecturer__links { display: flex; flex-direction: column; gap: 8px; font-weight: 600; }
.lecturer h3 { margin-top: 1.4em; }
.book { background: #fff4ec; border-left: 4px solid var(--orange); padding: 14px 18px; border-radius: 10px; }

/* Charity */
.charity { background: var(--green-dark); color: var(--white); }
.charity h2 { color: var(--white); }
.charity a:not(.btn) { color: var(--white); }
.charity__grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; }
.charity__img { margin: 0; }
.charity__img img { border-radius: var(--radius); box-shadow: 0 20px 60px rgba(0, 0, 0, .25); transform: rotate(-2deg); }
.charity__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 26px; }
.link-light { font-weight: 600; }

/* Trust */
.partners { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 36px 0; }
.partner {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  padding: 28px 20px; border: 1px solid var(--line); border-radius: var(--radius);
  text-decoration: none; color: var(--text-2); text-align: center; font-size: .92rem;
  transition: box-shadow .15s ease, transform .15s ease;
}
.partner:hover { box-shadow: var(--shadow); transform: translateY(-2px); color: var(--text-2); }
.partner img { height: 72px; width: auto; max-width: 180px; object-fit: contain; }
.partner img[src$=".svg"] { height: 44px; }
.trust__points { list-style: none; padding: 0; margin: 0 auto; max-width: 760px; }
.trust__points li { padding: 10px 0; border-bottom: 1px solid var(--line); }

/* FAQ */
.faq { background: var(--mint); }
.faq h2 { margin-bottom: 1.2em; }
details { background: var(--white); border-radius: 14px; margin-bottom: 12px; box-shadow: 0 2px 10px rgba(13, 114, 90, .06); }
summary {
  cursor: pointer; list-style: none; padding: 20px 56px 20px 24px; position: relative;
  font-family: var(--font-head); font-weight: 600; font-size: 1.05rem;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+"; position: absolute; right: 24px; top: 50%; transform: translateY(-50%);
  font-size: 1.6rem; color: var(--green); transition: transform .2s ease;
}
details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
details p { padding: 0 24px 20px; margin: 0; color: var(--text-2); }

/* Sources */
.sources h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.sources > .wrap > p { color: var(--text-2); }
.refs { padding-left: 1.2em; font-size: .95rem; color: var(--text-2); }
.refs li { margin-bottom: 14px; }
.refs strong { color: var(--text); }
.refs__note { font-size: .9rem; color: var(--grey); }

/* Final */
.final { background: linear-gradient(180deg, var(--white) 0%, var(--mint) 100%); }
.final__in { display: grid; grid-template-columns: 380px 1fr; gap: 56px; align-items: center; }
.final img { border-radius: var(--radius); box-shadow: var(--shadow); }
.final p { font-size: 1.15rem; color: var(--text-2); }
.claim { margin-top: 22px; font-family: var(--font-head); font-weight: 600; color: var(--green-dark) !important; }

/* Meta info */
.meta-info { padding: 28px 0; font-size: .88rem; color: var(--grey); border-top: 1px solid var(--line); }
.meta-info p { margin: 0 0 6px; }

/* Footer */
.footer { background: var(--text); color: #cfd6d3; padding: 40px 0 110px; font-size: .95rem; }
.footer__in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
.footer p { margin: 0; }
.footer a { color: var(--white); }
.footer img { width: 120px; }

/* Sticky mobile CTA */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  display: none; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px; background: var(--white); border-top: 1px solid var(--line);
  box-shadow: 0 -6px 20px rgba(0, 0, 0, .08);
}

@media (max-width: 960px) {
  .topbar__nav { display: none; }
  .topbar__in .btn { margin-left: auto; }
  .hero__grid, .product__grid, .lecturer__grid, .charity__grid, .final__in { grid-template-columns: 1fr; gap: 36px; }
  .hero__img { order: -1; }
  .hero__img--icon { max-width: 260px; }
    .facts { grid-template-columns: repeat(2, 1fr); }
  .cards4 { grid-template-columns: repeat(2, 1fr); }
  .ticket, .lecturer__card { position: static; }
  .partners { grid-template-columns: 1fr; }
  .final__in img { width: 100%; max-width: 380px; margin-inline: auto; }
  .charity__img img { width: 100%; max-width: 440px; margin-inline: auto; }
  .sticky-cta { display: flex; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .facts { grid-template-columns: 1fr; }
  .cards4 { grid-template-columns: 1fr; }
  .timeline li { grid-template-columns: 1fr; gap: 2px; }
  .ticks--2col { columns: 1; }
  .hero__cta .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}