@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');

:root {
  --ink: #0d2e32;
  --ink-soft: #3c5557;
  --deep: #062d32;
  --teal: #0d7b78;
  --mint: #bfe6d9;
  --lime: #d9ef84;
  --cream: #f7f3e8;
  --paper: #fffdf8;
  --line: rgba(13, 46, 50, .14);
  --shell: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "DM Sans", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
.site-header {
  width: var(--shell);
  height: 84px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 13px; text-decoration: none; }
.brand img, footer img { width: 102px; height: 39px; object-fit: cover; object-position: center; }
.brand span { padding-left: 13px; border-left: 1px solid var(--line); color: var(--ink-soft); font-size: 13px; font-weight: 700; letter-spacing: .04em; }
.header-link { font-size: 13px; font-weight: 700; text-decoration: none; }
.header-link span[aria-hidden="true"] { display: inline-grid; place-items: center; width: 28px; height: 28px; margin-left: 8px; border: 1px solid var(--line); border-radius: 50%; }

.hero {
  position: relative;
  width: var(--shell);
  min-height: 680px;
  margin: 0 auto;
  padding: 76px 0 86px;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(370px, .82fr);
  gap: 82px;
  align-items: center;
  overflow: hidden;
}
.hero-copy, .readiness-card { position: relative; z-index: 1; min-width: 0; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(1px); pointer-events: none; }
.hero-glow-one { width: 520px; height: 520px; right: -270px; top: 28px; background: radial-gradient(circle, rgba(191,230,217,.56), rgba(191,230,217,0) 69%); }
.hero-glow-two { width: 320px; height: 320px; left: -225px; bottom: -100px; background: radial-gradient(circle, rgba(217,239,132,.28), rgba(217,239,132,0) 70%); }
.eyebrow, .section-label {
  margin: 0 0 24px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 26px; height: 2px; background: var(--teal); }
h1, h2, h3 { font-family: "Manrope", sans-serif; }
h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(46px, 5.4vw, 76px);
  line-height: 1.02;
  letter-spacing: -.055em;
}
h1 em { color: var(--teal); font-style: normal; white-space: normal; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 5px; }
.hero-lead { max-width: 670px; margin: 28px 0 0; color: var(--ink-soft); font-size: 18px; line-height: 1.7; }
.hero-actions { margin-top: 34px; display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.button {
  min-height: 54px;
  padding: 0 23px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  border-radius: 4px;
  font-family: "Manrope", sans-serif;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--deep); color: white; box-shadow: 0 14px 36px rgba(6,45,50,.18); }
.button-primary:hover { background: #0b464b; box-shadow: 0 18px 42px rgba(6,45,50,.23); }
.text-link { color: var(--ink-soft); font-size: 13px; font-weight: 700; text-underline-offset: 4px; }
.hero-notes { margin: 40px 0 0; padding: 24px 0 0; display: flex; flex-wrap: wrap; gap: 18px 34px; list-style: none; border-top: 1px solid var(--line); }
.hero-notes li { display: flex; align-items: baseline; gap: 7px; color: var(--ink-soft); font-size: 12px; }
.hero-notes b { color: var(--ink); font-family: "Manrope", sans-serif; font-size: 24px; }

.readiness-card {
  width: 100%;
  max-width: 430px;
  justify-self: end;
  padding: 24px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px;
  background: var(--deep);
  color: white;
  box-shadow: 24px 30px 0 var(--mint), 0 32px 70px rgba(6,45,50,.22);
}
.card-topline { display: flex; justify-content: space-between; color: rgba(255,255,255,.57); font-size: 9px; font-weight: 800; letter-spacing: .15em; }
.score-orbit { position: relative; height: 238px; margin: 14px 0 8px; display: grid; place-items: center; text-align: center; overflow: hidden; }
.orbit-line { position: absolute; width: 184px; height: 184px; border: 1px solid rgba(217,239,132,.45); border-radius: 50%; }
.orbit-line::before, .orbit-line::after { content: ""; position: absolute; inset: 18px; border: 1px dashed rgba(255,255,255,.14); border-radius: inherit; }
.orbit-line::after { inset: -24px; border-style: solid; border-color: rgba(255,255,255,.08); }
.score-orbit strong { z-index: 1; margin-top: -13px; color: var(--lime); font-family: "Manrope", sans-serif; font-size: 76px; line-height: 1; }
.score-orbit small { position: absolute; top: 157px; color: rgba(255,255,255,.6); font-size: 8px; font-weight: 800; letter-spacing: .13em; }
.subject-row { padding: 13px 0; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid rgba(255,255,255,.12); font-size: 12px; }
.subject-row span { display: flex; align-items: center; gap: 11px; }
.subject-row i { width: 31px; height: 31px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.09); color: var(--lime); font-size: 9px; font-style: normal; font-weight: 800; }
.subject-row b { color: var(--mint); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.price-row { margin-top: 18px; padding: 18px; display: flex; align-items: end; justify-content: space-between; background: var(--lime); color: var(--deep); border-radius: 4px; }
.price-row div { display: grid; }
.price-row small { font-size: 8px; font-weight: 800; letter-spacing: .12em; }
.price-row strong { font-family: "Manrope", sans-serif; font-size: 48px; line-height: 1; letter-spacing: -.06em; }
.price-row sup { margin-right: 4px; font-size: 13px; letter-spacing: 0; }
.price-row p { margin: 0; text-align: right; font-size: 11px; font-weight: 800; line-height: 1.35; text-transform: uppercase; }

.trust-strip {
  padding: 22px max(20px, calc((100% - 1180px) / 2));
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--deep);
  color: white;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .03em;
  text-align: center;
}
.trust-strip span + span { border-left: 1px solid rgba(255,255,255,.14); }

.section { width: var(--shell); margin: 0 auto; padding: 112px 0; }
.section-intro { display: grid; grid-template-columns: .7fr 1.3fr; column-gap: 70px; }
.section-intro .section-label { grid-column: 1; }
.section-intro h2 { grid-column: 1; max-width: 520px; margin: 0; font-size: clamp(36px, 4vw, 54px); line-height: 1.08; letter-spacing: -.045em; }
.section-intro > p:last-child { grid-column: 2; grid-row: 2; max-width: 530px; margin: 6px 0 0 auto; color: var(--ink-soft); font-size: 17px; line-height: 1.75; }
.steps { margin-top: 74px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.steps article { padding: 26px 34px 0 0; display: grid; grid-template-columns: 44px 1fr; gap: 13px; }
.steps article + article { padding-left: 34px; border-left: 1px solid var(--line); }
.steps span { color: var(--teal); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.steps h3 { margin: 0 0 10px; font-size: 22px; }
.steps p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }

.subjects-section { border-top: 1px solid var(--line); }
.section-heading-row { display: grid; grid-template-columns: 1.15fr .85fr; gap: 90px; align-items: end; }
.section-heading-row h2, .faq-section h2 { max-width: 650px; margin: 0; font-size: clamp(38px, 4.2vw, 56px); line-height: 1.06; letter-spacing: -.045em; }
.section-heading-row > p { margin: 0 0 6px; color: var(--ink-soft); font-size: 16px; line-height: 1.7; }
.subject-cards { margin-top: 58px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.subject-card { position: relative; min-height: 420px; padding: 34px; overflow: hidden; border-radius: 6px; }
.bahasa-card { background: var(--cream); }
.maths-card { background: var(--mint); }
.subject-number { position: absolute; right: 28px; top: 27px; color: rgba(13,46,50,.45); font-family: "Manrope", sans-serif; font-size: 12px; font-weight: 800; letter-spacing: .16em; }
.subject-kicker { margin: 0 0 42px; font-size: 11px; font-weight: 800; letter-spacing: .15em; }
.subject-card h3 { max-width: 480px; margin: 0; font-size: clamp(26px, 2.5vw, 36px); line-height: 1.18; letter-spacing: -.035em; }
.subject-card ul { position: absolute; left: 34px; bottom: 32px; margin: 0; padding: 0; list-style: none; color: var(--ink-soft); font-size: 13px; line-height: 1.9; }
.subject-card li::before { content: "—"; margin-right: 8px; }
.subject-mark { position: absolute; right: 25px; bottom: -34px; color: rgba(13,46,50,.09); font-family: "Manrope", sans-serif; font-size: 142px; font-weight: 800; letter-spacing: -.08em; }

.offer-section {
  padding: 100px max(20px, calc((100% - 1180px) / 2));
  display: grid;
  grid-template-columns: 1fr 470px;
  gap: 100px;
  align-items: center;
  background: var(--deep);
  color: white;
}
.offer-copy h2 { max-width: 580px; margin: 0; font-size: clamp(42px, 5vw, 68px); line-height: 1.02; letter-spacing: -.05em; }
.offer-copy > p:last-child { max-width: 570px; margin: 30px 0 0; color: rgba(255,255,255,.67); font-size: 17px; line-height: 1.75; }
.offer-section .section-label { color: var(--lime); }
.offer-checkout { padding: 30px; border: 1px solid rgba(255,255,255,.16); border-radius: 6px; background: rgba(255,255,255,.05); }
.offer-price { display: flex; align-items: center; justify-content: space-between; padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,.14); }
.offer-price span { font-size: 13px; font-weight: 700; }
.offer-price strong { font-family: "Manrope", sans-serif; font-size: 51px; line-height: 1; letter-spacing: -.05em; }
.offer-price small { margin-right: 4px; font-size: 13px; }
.offer-checkout ul { margin: 22px 0 26px; padding: 0; display: grid; gap: 12px; list-style: none; color: rgba(255,255,255,.76); font-size: 13px; }
.offer-checkout li::before { content: "✓"; margin-right: 10px; color: var(--lime); font-weight: 800; }
.button-light { width: 100%; background: var(--lime); color: var(--deep); }
.button-light:hover { background: #e5f5a8; }
.offer-login { margin-top: 17px; display: block; color: rgba(255,255,255,.68); font-size: 12px; text-align: center; text-underline-offset: 4px; }

.faq-section { display: grid; grid-template-columns: .78fr 1.22fr; gap: 90px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { padding: 24px 0; border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding-right: 32px; cursor: pointer; list-style: none; font-family: "Manrope", sans-serif; font-size: 16px; font-weight: 700; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 4px; top: -4px; color: var(--teal); font-size: 24px; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { max-width: 650px; margin: 15px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }

footer {
  width: var(--shell);
  margin: 0 auto;
  padding: 38px 0 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 18px;
  border-top: 1px solid var(--line);
}
footer > div { display: flex; align-items: center; gap: 18px; }
footer p, footer small { margin: 0; color: var(--ink-soft); font-size: 11px; }
footer nav { display: flex; gap: 22px; font-size: 11px; font-weight: 700; }
footer nav a { text-decoration: none; }
footer > small { grid-column: 1 / -1; }

@media (max-width: 900px) {
  :root { --shell: min(100% - 30px, 720px); }
  .hero { min-height: 0; padding: 60px 0 86px; grid-template-columns: minmax(0, 1fr); gap: 64px; }
  .readiness-card { max-width: 500px; justify-self: center; }
  .trust-strip { grid-template-columns: 1fr 1fr; row-gap: 18px; }
  .trust-strip span:nth-child(3) { border-left: 0; }
  .section-intro, .section-heading-row, .faq-section { grid-template-columns: 1fr; gap: 24px; }
  .section-intro .section-label, .section-intro h2, .section-intro > p:last-child { grid-column: 1; grid-row: auto; margin-left: 0; }
  .steps { grid-template-columns: 1fr; }
  .steps article { padding: 24px 0; }
  .steps article + article { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .subject-cards { grid-template-columns: 1fr; }
  .offer-section { grid-template-columns: 1fr; gap: 56px; }
}

@media (max-width: 560px) {
  :root { --shell: calc(100% - 28px); }
  .site-header { height: 70px; }
  .brand img { width: 84px; height: 32px; }
  .brand span { display: none; }
  .hero { padding-top: 46px; }
  h1 { font-size: 43px; }
  .hero-lead { font-size: 16px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 16px; }
  .button-primary { width: 100%; }
  .text-link { text-align: center; }
  .hero-notes { gap: 12px; justify-content: space-between; }
  .hero-notes li { align-items: flex-start; flex-direction: column; gap: 2px; }
  .readiness-card { padding: 19px; box-shadow: 11px 15px 0 var(--mint); }
  .score-orbit { height: 210px; }
  .score-orbit small { top: 143px; }
  .price-row strong { font-size: 43px; }
  .trust-strip { padding: 20px; grid-template-columns: 1fr; text-align: left; }
  .trust-strip span + span { padding-top: 14px; border-top: 1px solid rgba(255,255,255,.14); border-left: 0; }
  .section { padding: 80px 0; }
  .section-intro h2, .section-heading-row h2, .faq-section h2 { font-size: 39px; }
  .steps { margin-top: 48px; }
  .subject-card { min-height: 445px; padding: 26px; }
  .subject-card ul { left: 26px; right: 26px; bottom: 24px; }
  .offer-section { padding-top: 76px; padding-bottom: 76px; }
  .offer-copy h2 { font-size: 45px; }
  .offer-checkout { padding: 22px; }
  footer { grid-template-columns: 1fr; }
  footer > div { align-items: flex-start; flex-direction: column; gap: 10px; }
  footer nav { flex-wrap: wrap; }
  footer > small { grid-column: 1; }
}

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