:root {
  --blue: #1769e0;
  --blue-bright: #128cff;
  --navy: #123a82;
  --deep: #16325c;
  --muted: #6f809e;
  --sky: #3bb8ff;
  --yellow: #ffc83d;
  --green: #35d69f;
  --pink: #ff63a8;
  --background: #f7faff;
  --surface: #ffffff;
  --line: #dfe9f7;
  --shadow: 0 24px 70px rgba(22, 74, 145, .14);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--deep);
  background: var(--background);
  font-family: ui-rounded, "SF Pro Rounded", "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  z-index: 100;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { line-height: 1.7; }
.container { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: -60px; padding: 12px 18px; background: #fff; z-index: 999; border-radius: 12px; box-shadow: var(--shadow); }
.skip-link:focus { top: 12px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 90; transition: .25s ease; }
.site-header.scrolled { background: rgba(247,250,255,.88); backdrop-filter: blur(18px); box-shadow: 0 1px 0 rgba(18,58,130,.08); }
.nav-wrap { height: 86px; display: flex; align-items: center; justify-content: space-between; }
.brand img { width: 176px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 32px; font-weight: 750; font-size: 14px; }
.nav-links > a:not(.nav-cta) { color: #516985; transition: color .2s ease; }
.nav-links > a:hover { color: var(--blue); }
.nav-cta { padding: 13px 20px; color: #fff; background: var(--navy); border-radius: 999px; box-shadow: 0 10px 25px rgba(18,58,130,.2); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; border-radius: 14px; background: #fff; box-shadow: 0 8px 24px rgba(22,74,145,.12); }
.nav-toggle span { display: block; width: 20px; height: 2px; margin: 4px auto; background: var(--navy); border-radius: 2px; }

.hero { position: relative; overflow: hidden; padding: 145px 0 64px; background: radial-gradient(circle at 82% 20%, rgba(59,184,255,.2), transparent 27%), linear-gradient(180deg,#f7fbff 0%,#f2f7ff 73%,#fff 100%); }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 130px; background: linear-gradient(175deg,transparent 49%,#fff 50%); }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(2px); opacity: .55; }
.hero-orb-one { width: 280px; height: 280px; left: -150px; top: 180px; background: rgba(255,200,61,.18); }
.hero-orb-two { width: 180px; height: 180px; right: 6%; top: 80px; border: 34px solid rgba(53,214,159,.12); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; min-height: 600px; gap: 30px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 8px 13px; border-radius: 999px; color: var(--navy); background: rgba(23,105,224,.08); border: 1px solid rgba(23,105,224,.13); font-size: 12px; font-weight: 850; letter-spacing: .055em; text-transform: uppercase; }
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(53,214,159,.15); }
h1 { margin: 24px 0 22px; font-size: clamp(49px, 6vw, 82px); line-height: .99; letter-spacing: -.055em; color: var(--deep); }
h1 span, h2 span { color: var(--blue); }
.hero-lead { max-width: 620px; margin: 0; color: var(--muted); font-size: clamp(17px,1.6vw,20px); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 32px; }
.button { min-height: 58px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 10px 23px; border-radius: 18px; font-weight: 850; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-3px); }
.button-primary { color: #fff; background: linear-gradient(135deg,var(--navy),var(--blue)); box-shadow: 0 16px 34px rgba(23,105,224,.28); }
.button-primary small, .coming-button small { display: block; font-size: 8px; letter-spacing: .12em; opacity: .68; }
.button-primary span:last-child, .coming-button span:last-child { font-size: 17px; line-height: 1.05; }
.apple-mark { width: 25px; height: 29px; display: grid; place-items: center; font-size: 30px; line-height: .7; transform: scaleX(.82); }
.button-ghost { color: var(--navy); background: #fff; border: 1px solid var(--line); box-shadow: 0 12px 30px rgba(22,74,145,.08); }
.hero-points { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 26px; color: #617590; font-size: 13px; font-weight: 750; }
.hero-points span { display: flex; align-items: center; gap: 7px; }
.hero-points i { width: 21px; height: 21px; display: grid; place-items: center; border-radius: 50%; color: #16805f; background: rgba(53,214,159,.18); font-style: normal; }

.hero-visual { position: relative; min-height: 590px; }
.hero-glow { position: absolute; width: 470px; height: 470px; right: 7%; top: 12%; border-radius: 50%; background: radial-gradient(circle at 35% 28%,#dff7ff,#9fd8ff 45%,#5b9fff 70%,#1769e0 100%); box-shadow: 0 35px 80px rgba(23,105,224,.25), inset 0 0 0 16px rgba(255,255,255,.22); }
.mascot-platform { position: absolute; inset: -3% 0 0 7%; display: flex; align-items: center; justify-content: center; animation: float 4s ease-in-out infinite; }
.mascot-platform img { width: min(510px,100%); filter: drop-shadow(0 28px 25px rgba(20,69,141,.2)); }
.math-chip, .streak-pill, .xp-pill { position: absolute; z-index: 3; background: rgba(255,255,255,.92); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.9); box-shadow: 0 18px 42px rgba(22,74,145,.16); }
.math-chip { padding: 13px 15px; border-radius: 17px; color: var(--navy); font-size: 15px; font-weight: 800; }
.math-chip b { margin-left: 10px; padding: 4px 7px; border-radius: 9px; color: #0f7656; background: rgba(53,214,159,.18); }
.chip-one { top: 11%; left: 2%; transform: rotate(-7deg); }
.chip-two { top: 30%; right: -1%; transform: rotate(5deg); }
.streak-pill { display: grid; grid-template-columns: auto auto; gap: 0 9px; align-items: center; left: 2%; bottom: 15%; padding: 11px 16px; border-radius: 18px; }
.streak-pill span { grid-row: span 2; font-size: 27px; }.streak-pill strong { font-size: 15px; }.streak-pill small { color: var(--muted); }
.xp-pill { display: flex; align-items: center; gap: 7px; right: 1%; bottom: 13%; padding: 12px 16px; border-radius: 16px; color: var(--navy); }
.xp-pill span { color: #e5a900; }
.quick-stats { position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4,1fr); padding: 25px 34px; margin-top: 8px; background: rgba(255,255,255,.9); border: 1px solid #e4edf8; border-radius: 25px; box-shadow: 0 20px 60px rgba(22,74,145,.1); }
.quick-stats div { display: flex; align-items: baseline; justify-content: center; gap: 9px; padding: 0 18px; border-right: 1px solid var(--line); }.quick-stats div:last-child { border: 0; }
.quick-stats strong { color: var(--blue); font-size: 26px; }.quick-stats span { color: var(--muted); font-size: 13px; font-weight: 750; }

.section { padding: 115px 0; background: #fff; }
.section-heading { max-width: 690px; margin-bottom: 50px; }
.section-heading.centered { margin-inline: auto; text-align: center; }
.kicker { margin-bottom: 13px; color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: .14em; }
h2 { margin: 0; font-size: clamp(38px,4.5vw,62px); line-height: 1.05; letter-spacing: -.045em; }
.section-heading p, .how-copy > p { color: var(--muted); font-size: 17px; }
.bento-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 22px; }
.bento-card { position: relative; overflow: hidden; min-height: 330px; padding: 32px; border-radius: var(--radius); border: 1px solid var(--line); background: #f8fbff; box-shadow: 0 16px 44px rgba(22,74,145,.08); }
.bento-card h3 { margin: 8px 0; font-size: 26px; letter-spacing: -.025em; }.bento-card p { color: var(--muted); margin: 0; }
.card-icon { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 16px; font-size: 23px; font-weight: 900; }.card-icon.warm { background: rgba(255,200,61,.22); color: #bd8500; }.card-icon.green { background: rgba(53,214,159,.17); color: #16805f; }.card-icon.blue { background: rgba(23,105,224,.13); color: var(--blue); }
.mini-label { color: var(--blue); font-size: 10px; font-weight: 900; letter-spacing: .13em; }
.daily-card { background: linear-gradient(145deg,#fffaf0,#fff); }
.challenge-widget { position: absolute; right: 26px; bottom: 26px; width: 56%; padding: 18px; border-radius: 20px; background: var(--navy); color: #fff; transform: rotate(-2deg); box-shadow: 0 17px 35px rgba(18,58,130,.22); }
.challenge-widget span,.challenge-widget small { display: block; opacity: .7; font-size: 11px; }.challenge-widget strong { display: block; margin: 5px 0 14px; font-size: 18px; }.challenge-widget div { height: 7px; overflow: hidden; background: rgba(255,255,255,.15); border-radius: 9px; }.challenge-widget i { display: block; height: 100%; background: var(--yellow); border-radius: inherit; }.challenge-widget small { margin-top: 8px; }
.progress-card { background: linear-gradient(145deg,#f1fff9,#fff); }
.bars { display: grid; gap: 11px; margin-top: 27px; }.bars span { display: grid; grid-template-columns: 55px 1fr 32px; gap: 10px; align-items: center; font-size: 11px; }.bars b { color: #45617d; }.bars i { height: 8px; overflow: hidden; border-radius: 10px; background: #e6f0ee; }.bars em { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg,var(--green),#77e8c0); }.bars small { color: var(--muted); }
.rank-card { background: linear-gradient(145deg,#f2f7ff,#fff); }.rank-list { display: grid; gap: 9px; margin-top: 23px; }.rank-list span { display: grid; grid-template-columns: 22px 33px 1fr auto; gap: 9px; align-items: center; padding: 9px 12px; border-radius: 13px; background: #fff; box-shadow: 0 6px 18px rgba(22,74,145,.07); font-size: 12px; }.rank-list span > i { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: #dfeafe; color: var(--blue); font-style: normal; font-weight: 900; }.rank-list em { color: var(--blue); font-style: normal; font-weight: 850; }.rank-list .you { border: 1px solid rgba(23,105,224,.2); }
.trusted-card { display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; background: linear-gradient(135deg,var(--navy),#1769e0); color: #fff; border: 0; }.trusted-card img { align-self: end; filter: drop-shadow(0 16px 22px rgba(4,29,80,.2)); }.trusted-card .mini-label { color: #93d7ff; }.trusted-card p { color: rgba(255,255,255,.72); }

.modes-section { background: linear-gradient(180deg,#f1f7ff,#f8fbff); }
.mode-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.mode-card { position: relative; min-height: 235px; padding: 26px; border: 1px solid #dde9f7; border-radius: 25px; background: rgba(255,255,255,.88); transition: transform .25s ease, box-shadow .25s ease; }.mode-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }
.mode-symbol { width: 60px; height: 60px; display: grid; place-items: center; border-radius: 20px; font-size: 27px; font-weight: 950; }.blue-symbol { color: var(--blue); background: rgba(23,105,224,.12); }.pink-symbol { color: #d43782; background: rgba(255,99,168,.15); }.green-symbol { color: #158260; background: rgba(53,214,159,.16); }.yellow-symbol { color: #a97800; background: rgba(255,200,61,.22); }.purple-symbol { color: #7156c5; background: #eee9ff; }.boost-symbol { color: #fff; background: linear-gradient(145deg,var(--navy),var(--blue)); box-shadow: 0 10px 25px rgba(23,105,224,.25); }
.mode-card h3 { margin: 19px 0 7px; font-size: 22px; }.mode-card p { margin: 0; color: var(--muted); font-size: 14px; }.mode-card > span { position: absolute; left: 26px; bottom: 22px; color: var(--blue); font-size: 10px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }.boost-card { border-color: rgba(23,105,224,.25); }

.how-section { background: #fff; }.how-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }.how-copy { position: sticky; top: 130px; }.steps { margin: 0; padding: 0; list-style: none; display: grid; gap: 15px; }.steps li { display: grid; grid-template-columns: 70px 1fr; gap: 20px; padding: 28px; border-radius: 25px; background: #f7faff; border: 1px solid var(--line); }.steps b { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 18px; color: var(--blue); background: #fff; box-shadow: 0 10px 24px rgba(22,74,145,.09); font-size: 18px; }.steps h3 { margin: 3px 0 6px; font-size: 21px; }.steps p { margin: 0; color: var(--muted); font-size: 14px; }

.final-cta { padding: 20px 0 110px; background: #fff; }.final-card { position: relative; overflow: hidden; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 35px; padding: 54px; color: #fff; border-radius: 35px; background: radial-gradient(circle at 80% 0%,rgba(59,184,255,.45),transparent 28%),linear-gradient(135deg,#102e68,#1769e0); box-shadow: 0 30px 80px rgba(18,58,130,.25); }.final-card > img { width: 128px; border-radius: 29px; box-shadow: 0 17px 35px rgba(2,24,67,.28); }.final-card h2 { font-size: clamp(32px,3.5vw,49px); }.final-card p { margin: 10px 0 0; color: rgba(255,255,255,.72); }.kicker.light { color: #9ddcff; }.coming-button { display: flex; align-items: center; gap: 11px; padding: 13px 18px; color: var(--navy); background: #fff; border-radius: 17px; box-shadow: 0 14px 35px rgba(0,24,70,.18); }.spark { position: absolute; opacity: .18; font-size: 50px; }.spark-one { top: 12px; left: 35%; }.spark-two { right: 4%; top: -12px; }.spark-three { right: 18%; bottom: -15px; }

.site-footer { padding: 70px 0 25px; color: #c8d7ed; background: #0e2858; }.footer-grid { display: grid; grid-template-columns: 2fr repeat(3,1fr); gap: 50px; }.footer-brand img { width: 160px; filter: brightness(0) invert(1); opacity: .95; }.footer-brand p { max-width: 300px; color: #8fa8ca; font-size: 14px; }.footer-grid > div:not(.footer-brand) { display: grid; align-content: start; gap: 12px; }.footer-grid strong { color: #fff; margin-bottom: 7px; }.footer-grid a { color: #9bb1cf; font-size: 14px; }.footer-grid a:hover { color: #fff; }.system-status { display: inline-flex; align-items: center; gap: 8px; margin-top: 7px; color: #98afd0; font-size: 12px; }.system-status i { width: 8px; height: 8px; border-radius: 50%; background: #8799b2; }.system-status.online i { background: var(--green); box-shadow: 0 0 0 5px rgba(53,214,159,.1); }.footer-bottom { display: flex; justify-content: space-between; padding-top: 24px; margin-top: 50px; border-top: 1px solid rgba(255,255,255,.1); color: #7690b4; font-size: 12px; }

.legal-page { min-height: 100vh; background: linear-gradient(180deg,#f4f8ff,#fff 400px); }.legal-header { padding: 120px 0 45px; }.legal-header .brand img { width: 170px; }.legal-header h1 { max-width: 800px; margin-bottom: 14px; font-size: clamp(40px,6vw,70px); }.legal-header p { color: var(--muted); }.legal-content { max-width: 820px; padding: 10px 0 100px; }.legal-content h2 { margin: 42px 0 12px; font-size: 27px; letter-spacing: -.025em; }.legal-content h3 { margin: 27px 0 8px; }.legal-content p,.legal-content li { color: #60738e; line-height: 1.75; }.legal-content a { color: var(--blue); font-weight: 750; }.legal-content .notice { padding: 20px 22px; margin: 25px 0; border-radius: 18px; background: #eef6ff; border: 1px solid #d6e8ff; }.back-link { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 35px; color: var(--blue); font-weight: 800; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }.reveal.visible { opacity: 1; transform: none; }.reveal-delay { transition-delay: .14s; }
@keyframes float { 0%,100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-13px) rotate(1deg); } }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-links { position: absolute; top: 74px; left: 20px; right: 20px; display: none; padding: 18px; border-radius: 20px; background: rgba(255,255,255,.97); box-shadow: var(--shadow); }
  .nav-links.open { display: grid; gap: 17px; }.nav-cta { text-align: center; }
  .hero { padding-top: 115px; }.hero-grid { grid-template-columns: 1fr; text-align: center; }.hero-copy { display: flex; flex-direction: column; align-items: center; }.hero-visual { min-height: 540px; width: min(580px,100%); margin-inline: auto; }.hero-points,.hero-actions { justify-content: center; }
  .quick-stats { grid-template-columns: repeat(2,1fr); }.quick-stats div:nth-child(2) { border-right: 0; }.quick-stats div { padding: 12px; }.quick-stats div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .bento-grid { grid-template-columns: 1fr; }.mode-grid { grid-template-columns: repeat(2,1fr); }.how-grid { grid-template-columns: 1fr; gap: 40px; }.how-copy { position: static; }.final-card { grid-template-columns: auto 1fr; }.coming-button { grid-column: 1/-1; justify-self: center; }.footer-grid { grid-template-columns: 2fr 1fr 1fr; }.footer-grid > div:last-child { grid-column: 2; }
}

@media (max-width: 600px) {
  .container { width: min(100% - 28px,1160px); }.nav-wrap { height: 74px; }.brand img { width: 145px; }
  .hero { padding-top: 105px; }.hero-grid { min-height: auto; }.hero-copy h1 { font-size: 47px; }.hero-lead { font-size: 16px; }.button { width: 100%; }.hero-visual { min-height: 410px; }.hero-glow { width: 320px; height: 320px; right: 4%; top: 14%; }.mascot-platform { inset: 0 3% 0 3%; }.mascot-platform img { width: 350px; }.chip-one { top: 8%; left: 0; }.chip-two { top: 31%; right: 0; }.xp-pill { bottom: 8%; }.streak-pill { bottom: 10%; }.quick-stats { padding: 15px; margin-top: 20px; }.quick-stats div { display: grid; gap: 1px; }.quick-stats strong { font-size: 22px; }.quick-stats span { font-size: 11px; }
  .section { padding: 85px 0; }.section-heading { margin-bottom: 35px; }.bento-card { padding: 25px; min-height: 315px; }.challenge-widget { width: calc(100% - 50px); right: 25px; }.trusted-card { grid-template-columns: 1fr; }.trusted-card img { width: 230px; margin: -30px auto -15px; }.mode-grid { grid-template-columns: 1fr; }.mode-card { min-height: 220px; }.steps li { grid-template-columns: 55px 1fr; padding: 21px; gap: 12px; }.steps b { width: 48px; height: 48px; }.final-card { grid-template-columns: 1fr; padding: 36px 25px; text-align: center; }.final-card > img { margin-inline: auto; }.footer-grid { grid-template-columns: 1fr 1fr; gap: 35px; }.footer-brand { grid-column: 1/-1; }.footer-grid > div:last-child { grid-column: auto; }.footer-bottom { display: grid; gap: 8px; text-align: center; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *,*::before,*::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } .reveal { opacity: 1; transform: none; } }