* { box-sizing: border-box; }
:root {
    --rice-paper: #FFF8EC;
    --paper-deep: #F3E4CC;
    --ink: #241A17;
    --ink-soft: #5C4540;
    --cinnabar: #B83B32;
    --cinnabar-dark: #8F2F2A;
    --clay: #A85D45;
    --clay-dark: #6E3C2F;
    --apricot: #E89A5A;
    --saffron: #D69B2D;
    --saffron-dark: #B07D1F;
    --blush: #F6D1C3;
    --paper-line: #E2CFB5;
    --umber-success: #7B5A20;
    --deep-error: #8F2F2A;
    --cjk: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; color: var(--ink-soft); background: var(--rice-paper); font-family: "Nunito", sans-serif; font-size: 17px; line-height: 1.6; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
svg { display: block; }
:focus-visible { outline: 3px solid var(--cinnabar-dark); outline-offset: 3px; }
::selection { color: var(--ink); background: var(--blush); }
.container { width: min(1120px, calc(100% - 44px)); margin-inline: auto; }
.narrow { width: min(760px, calc(100% - 44px)); }
.section { padding: 94px 0; scroll-margin-top: 82px; }
.section-paper { background: var(--paper-deep); }
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s cubic-bezier(.2,.7,.3,1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* Shared component primitives */
.icon { flex: none; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 14px; color: var(--cinnabar-dark); font-family: "Fredoka", sans-serif; font-size: 13px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow-mark { width: 26px; height: 4px; border-radius: 99px; background: var(--cinnabar); }
.eyebrow-clay { color: var(--clay-dark); }
.eyebrow-clay .eyebrow-mark { background: var(--clay); }
.eyebrow-ink { color: var(--ink); }
.eyebrow-ink .eyebrow-mark { background: var(--saffron); }
.section-heading { margin-bottom: 42px; }
.section-heading-centered { text-align: center; }
.section-heading-centered .eyebrow { justify-content: center; }
.section-heading h2 { max-width: 720px; margin: 0 0 12px; color: var(--ink); font-family: "Fredoka", sans-serif; font-size: clamp(30px, 4vw, 44px); line-height: 1.12; }
.section-heading-centered h2, .section-heading-centered p { margin-inline: auto; }
.section-heading p { max-width: 660px; margin-top: 0; font-size: 17px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 13px 23px; border: 0; border-radius: 15px; box-shadow: 0 5px 0 var(--cinnabar-dark); color: var(--rice-paper); cursor: pointer; font-family: "Fredoka", sans-serif; font-size: 16px; font-weight: 600; text-decoration: none; transition: transform .08s, background .15s, box-shadow .08s; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(4px); box-shadow: 0 1px 0 rgba(36, 26, 23, .2); }
.btn-primary { background: var(--cinnabar); }
.btn-primary:hover { background: var(--cinnabar-dark); }
.btn-secondary { background: var(--paper-deep); box-shadow: 0 5px 0 var(--paper-line); color: var(--ink-soft); }
.btn-secondary:hover { background: var(--blush); }
.btn-ghost { background: var(--rice-paper); border: 2px solid var(--paper-line); box-shadow: 0 4px 0 var(--paper-line); color: var(--ink-soft); }
.btn-white { background: var(--rice-paper); box-shadow: 0 5px 0 var(--paper-line); color: var(--cinnabar-dark); }
.button-small { min-height: 40px; padding: 9px 18px; border-radius: 12px; font-size: 15px; }

/* Navigation */
.site-nav { position: fixed; inset: 0 0 auto; z-index: 100; border-bottom: 2px solid transparent; background: rgba(255, 248, 236, .96); transition: border-color .25s, box-shadow .25s; }
.site-nav.is-scrolled { border-color: var(--paper-line); box-shadow: 0 5px 20px rgba(36, 26, 23, .05); }
.nav-inner { display: flex; align-items: center; gap: 26px; min-height: 72px; }
.brand { flex: none; }
.brand .brand-image { width: 168px; height: auto; }
.brand > span:last-child { color: var(--cinnabar); }
.brand-mark { display: grid; width: 37px; height: 37px; place-items: center; border-radius: 11px; background: var(--cinnabar); box-shadow: 0 3px 0 var(--cinnabar-dark); color: var(--rice-paper); }
.nav-links { display: flex; gap: 23px; margin-left: auto; }
.nav-links a { position: relative; padding: 4px 1px; color: var(--ink-soft); font-size: 15px; font-weight: 800; text-decoration: none; }
.nav-links a::after { position: absolute; right: 100%; bottom: 0; left: 0; height: 3px; border-radius: 99px; background: var(--cinnabar); content: ""; transition: right .25s; }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { right: 0; }
.menu-toggle { display: none; margin-left: auto; padding: 8px; border: 2px solid var(--paper-line); border-radius: 11px; background: transparent; box-shadow: 0 3px 0 var(--paper-line); color: var(--ink); cursor: pointer; }
.mobile-menu { position: fixed; top: 82px; right: 14px; left: 14px; z-index: 99; display: none; flex-direction: column; gap: 4px; padding: 11px; border: 2px solid var(--paper-line); border-radius: 18px; background: var(--rice-paper); box-shadow: 0 6px 0 var(--paper-line); }
.mobile-menu.is-open { display: flex; }
.mobile-menu a { padding: 11px 13px; border-radius: 10px; color: var(--ink); font-weight: 800; text-decoration: none; }
.mobile-menu a:hover { background: var(--paper-deep); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 153px 0 94px; }
.hero::after { position: absolute; right: -140px; bottom: -220px; width: 420px; height: 420px; border-radius: 50%; background: var(--blush); content: ""; opacity: .6; }
.hero-decoration { position: absolute; inset: 0; pointer-events: none; }
.hero-decoration span { position: absolute; color: transparent; font-family: var(--cjk); font-size: 145px; font-weight: 700; line-height: 1; -webkit-text-stroke: 2px var(--paper-deep); }
.hero-decoration span:nth-child(1) { top: 100px; right: 4%; transform: rotate(12deg); }
.hero-decoration span:nth-child(2) { bottom: 55px; left: 1%; font-size: 120px; transform: rotate(-10deg); }
.hero-decoration span:nth-child(3) { top: 60px; left: 42%; font-size: 84px; transform: rotate(-6deg); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.02fr .98fr; gap: 60px; align-items: center; }
.hero-copy h1 { max-width: 620px; margin: 6px 0 18px; color: var(--ink); font-family: "Fredoka", sans-serif; font-size: clamp(36px, 5vw, 57px); font-weight: 700; line-height: 1.12; }
.hero-copy h1 span { color: var(--cinnabar); text-decoration: underline wavy var(--saffron); text-decoration-thickness: 3px; text-underline-offset: 9px; }
.hero-lead { max-width: 540px; margin: 0 0 28px; font-size: 18px; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 24px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 17px; }
.stat-pill { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 2px solid var(--paper-line); border-radius: 999px; background: #fff; box-shadow: 0 3px 0 var(--paper-line); }
.stat-pill b { color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 16px; line-height: 1; }
.stat-pill small { color: var(--ink-soft); font-size: 11px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.stat-pill .stat-flame { color: var(--saffron); }
.stat-pill.is-lit { border-color: var(--saffron); }
.hero-trust { display: flex; flex-wrap: wrap; gap: 18px; padding: 0; margin: 0; list-style: none; }
.hero-trust li { display: flex; align-items: center; gap: 7px; color: var(--ink-soft); font-size: 14px; font-weight: 800; }
.hero-trust .icon { color: var(--cinnabar); }
.hero-demo-wrap { position: relative; }
.hero-blob { position: absolute; top: -22px; right: -32px; width: 430px; height: 430px; border-radius: 50%; background: var(--blush); }
.demo-card { position: relative; z-index: 2; overflow: hidden; border: 2px solid var(--paper-line); border-radius: 20px; background: #fff; box-shadow: 0 8px 0 var(--paper-line); }
.demo-toolbar { display: flex; align-items: center; gap: 11px; padding: 14px 16px; border-bottom: 2px solid var(--paper-line); }
.icon-button { display: grid; flex: none; padding: 4px; border: 0; border-radius: 8px; background: transparent; color: var(--ink-soft); cursor: pointer; place-items: center; }
.icon-button:hover { color: var(--ink); }
.progress-track { flex: 1; height: 13px; overflow: hidden; border-radius: 99px; background: var(--paper-line); }
.progress-track span { display: block; width: 0; height: 100%; border-radius: 99px; background: var(--cinnabar); transition: width .5s cubic-bezier(.3,1.2,.4,1); }
.heart-row { display: flex; gap: 3px; }
.heart-row span { color: var(--deep-error); font-size: 20px; line-height: 1; }
.heart-row span.lost { color: var(--paper-line); }
.demo-stage { display: flex; min-height: 340px; padding: 24px 24px 14px; flex-direction: column; justify-content: center; }
.quiz-slide { display: flex; flex-direction: column; gap: 17px; animation: fade-up .35s ease both; }
.quiz-prompt { margin: 0; color: var(--ink-soft); font-size: 14px; font-weight: 800; letter-spacing: .08em; text-align: center; text-transform: uppercase; }
.quiz-word { color: var(--ink); font-family: var(--cjk); font-size: clamp(60px, 9vw, 88px); font-weight: 700; line-height: 1.08; text-align: center; }
.quiz-pronunciation { display: block; margin-top: 3px; color: var(--cinnabar-dark); font-family: "Nunito", sans-serif; font-size: 15px; font-weight: 800; text-align: center; }
.quiz-options { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }
.answer-option { padding: 14px 12px; border: 2px solid var(--paper-line); border-radius: 14px; background: #fff; box-shadow: 0 4px 0 var(--paper-line); color: var(--ink); cursor: pointer; font-size: 16px; font-weight: 800; transition: background .15s, transform .1s; }
.answer-option:hover { background: var(--paper-deep); }
.answer-option:active { transform: translateY(2px); }
.answer-option.correct { border-color: var(--paper-line); background: var(--blush); color: var(--umber-success); }
.answer-option.wrong { border-color: var(--deep-error); background: var(--paper-deep); color: var(--deep-error); }
.answer-option:disabled { cursor: default; opacity: .55; }
.demo-feedback { display: flex; align-items: center; gap: 15px; padding: 15px 21px; animation: fade-up .3s ease both; }
.demo-feedback.is-good { background: var(--blush); color: var(--umber-success); }
.demo-feedback.is-bad { background: var(--paper-deep); color: var(--deep-error); }
.demo-feedback strong { display: block; margin-bottom: 2px; font-family: "Fredoka", sans-serif; font-size: 20px; }
.demo-feedback p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.45; }
.demo-next { margin-left: auto; padding: 9px 14px; border: 0; border-radius: 11px; background: var(--rice-paper); color: currentColor; cursor: pointer; font-weight: 800; }
.demo-note { position: relative; z-index: 2; margin: 12px 0 0; color: var(--ink-soft); font-size: 12.5px; font-weight: 700; text-align: center; }
.mascot { position: relative; z-index: 3; line-height: 0; }
.mascot img { display: block; width: 100%; height: auto; }
.mascot-hero { position: absolute; bottom: -16px; left: -98px; width: 205px; animation: floaty 3.6s ease-in-out infinite; }
.mascot-cta { width: 215px; animation: floaty 4s ease-in-out infinite; }
.footer-brand .brand-image { width: 154px; }

/* Ticker */
.vocab-ticker { overflow: hidden; padding: 14px 0; border-top: 2px solid var(--paper-line); border-bottom: 2px solid var(--paper-line); background: var(--rice-paper); }
.ticker-track { display: flex; width: max-content; animation: ticker 34s linear infinite; }
.ticker-group { display: flex; gap: 43px; padding-right: 43px; }
.ticker-group span { display: flex; align-items: baseline; gap: 9px; white-space: nowrap; }
.ticker-group b { color: var(--ink); font-family: var(--cjk); font-size: 27px; }
.ticker-group small { color: var(--ink-soft); font-size: 13px; font-weight: 800; }

/* Feature grid */
.feature-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.feature-card { grid-column: span 4; min-height: 220px; padding: 23px; border: 2px solid var(--paper-line); border-radius: 20px; background: #fff; box-shadow: 0 4px 0 var(--paper-line); transition: transform .2s, box-shadow .2s; }
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 8px 0 var(--paper-line); }
.feature-wide { grid-column: span 5; }
.feature-card h3 { margin: 15px 0 6px; color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 19px; font-weight: 600; }
.feature-card p { margin: 0; color: var(--ink-soft); font-size: 14.5px; line-height: 1.6; }
.feature-caption { display: block; margin-top: 14px; color: var(--ink-soft); font-size: 11.5px; font-weight: 800; letter-spacing: .06em; text-align: center; text-transform: uppercase; }
.mini-calendar { display: flex; gap: 7px; margin-bottom: 14px; }
.mini-calendar span { display: grid; width: 32px; height: 32px; place-items: center; border: 2px solid var(--paper-line); border-radius: 10px; color: transparent; font-weight: 900; }
.mini-calendar .done { background: var(--blush); color: var(--umber-success); }
.mini-calendar .today { border-color: var(--saffron); background: var(--blush); color: var(--saffron); }
.feature-meter { height: 11px; overflow: hidden; border: 2px solid var(--paper-line); border-radius: 99px; background: var(--paper-deep); }
.feature-meter span { display: block; height: 100%; border-radius: inherit; background: var(--saffron); }
.chain-visual, .exercise-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; min-height: 73px; }
.chain-visual span, .exercise-chips span { padding: 7px 10px; border: 2px solid var(--paper-line); border-radius: 999px; background: var(--paper-deep); color: var(--ink-soft); font-size: 12px; font-weight: 800; }
.chain-visual span:last-child { background: var(--blush); color: var(--umber-success); }
.chain-visual b { color: var(--ink-soft); }
.exercise-chips span:first-child { background: var(--ink); color: var(--rice-paper); font-family: var(--cjk); font-size: 16px; }
.feedback-preview { display: grid; gap: 8px; min-height: 74px; }
.feedback-preview > div { display: grid; grid-template-columns: 22px 1fr; gap: 8px; padding: 9px 11px; border-radius: 11px; font-size: 13px; }
.feedback-preview b, .feedback-preview small { grid-column: 2; }
.feedback-preview > div { color: var(--ink); }
.feedback-preview > div:first-child { background: var(--blush); }
.feedback-preview > div:last-child { background: var(--paper-deep); }
.feedback-preview small { color: var(--ink-soft); font-size: 11.5px; line-height: 1.35; }
.streak-preview { display: flex; align-items: center; gap: 12px; min-height: 74px; color: var(--saffron); }
.streak-preview b { color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 28px; }
.streak-preview div { color: var(--cinnabar); font-weight: 900; letter-spacing: 2px; }
.streak-preview i { display: inline-block; width: 9px; height: 9px; border: 2px solid var(--saffron); border-radius: 6px; }
.path-split { display: flex; min-height: 74px; overflow: hidden; border: 2px solid var(--paper-line); border-radius: 14px; }
.path-split span, .path-split strong { display: flex; flex: 1; align-items: center; justify-content: center; gap: 5px; font-family: "Fredoka", sans-serif; font-size: 14px; }
.path-split span { background: var(--blush); color: var(--cinnabar-dark); }
.path-split strong { background: var(--ink); color: var(--saffron); }

/* Tabs and learning paths */
.tab-list { display: flex; flex-wrap: wrap; gap: 5px; width: fit-content; max-width: 100%; padding: 5px; margin-bottom: 32px; border: 2px solid var(--paper-line); border-radius: 16px; background: #fff; }
.practice-tabs { margin-inline: auto; justify-content: center; }
.tab-button { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border: 0; border-radius: 11px; background: transparent; color: var(--ink-soft); cursor: pointer; font-family: "Fredoka", sans-serif; font-size: 15px; font-weight: 600; }
.tab-button:hover { background: var(--paper-deep); }
.tab-button.is-active { background: var(--paper-deep); box-shadow: 0 3px 0 var(--paper-line); color: var(--ink); }
.tab-button[data-tab="daily"] i { background: var(--cinnabar); }
.tab-button[data-tab="weekly"] i { background: var(--clay); }
.tab-button[data-tab="brainrot"] i { background: var(--saffron); }
.tab-button i { width: 9px; height: 9px; border-radius: 50%; }
.tab-button small, .soon-label { padding: 2px 7px; border-radius: 99px; background: var(--saffron); color: var(--ink); font-size: 9px; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.tab-panel, .practice-panel { display: none; }
.tab-panel.is-active, .practice-panel.is-active { display: block; animation: fade-up .4s ease both; }
.path-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 45px; align-items: start; }
.path-grid h3 { margin: 0 0 14px; color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 29px; }
blockquote { max-width: 580px; padding: 13px 17px; margin: 0 0 19px; border-left: 4px solid var(--saffron); border-radius: 0 13px 13px 0; background: var(--rice-paper); color: var(--umber-success); font-size: 15.5px; font-weight: 700; line-height: 1.55; }
.quote-clay { border-color: var(--clay); background: var(--paper-deep); color: var(--clay-dark); }
.quote-apricot { border-color: var(--apricot); background: var(--blush); color: var(--cinnabar-dark); }
.check-list { display: grid; gap: 11px; padding: 0; margin: 0; list-style: none; }
.check-list li { display: flex; align-items: flex-start; gap: 10px; color: var(--ink-soft); font-size: 15px; font-weight: 700; line-height: 1.5; }
.check-list .icon { margin-top: 3px; color: var(--cinnabar); }
.preview-card { padding: 22px; border: 2px solid var(--paper-line); border-radius: 18px; background: #fff; box-shadow: 0 5px 0 var(--paper-line); }
.preview-card h4 { display: flex; align-items: center; gap: 9px; margin: 0 0 17px; color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 16px; }
.week-days { display: flex; justify-content: space-between; gap: 7px; }
.week-days span { display: grid; width: 38px; height: 38px; place-items: center; border: 2px solid var(--paper-line); border-radius: 12px; color: transparent; font-weight: 900; }
.week-days span:not(.current) { background: var(--blush); color: var(--umber-success); }
.week-days .current { border-color: var(--saffron); background: var(--blush); color: var(--saffron); }
.preview-rule { margin: 16px 0; border-top: 2px dashed var(--paper-line); }
.preview-card p { display: flex; align-items: center; gap: 8px; margin: 9px 0; color: var(--ink-soft); font-size: 14px; font-weight: 800; }
.preview-card .btn { width: 100%; margin-top: 14px; }
.learning-path-preview { position: relative; height: 525px; max-width: 400px; margin: 0 auto; }
.path-start { position: absolute; top: 2px; left: 50%; z-index: 2; padding: 6px 15px; border: 2px solid var(--paper-line); border-radius: 12px; background: #fff; box-shadow: 0 3px 0 var(--paper-line); color: var(--cinnabar-dark); font-family: "Fredoka", sans-serif; font-size: 13px; font-weight: 700; letter-spacing: .1em; transform: translateX(-50%); }
.path-line { position: absolute; top: 42px; bottom: 24px; left: calc(50% - 3px); border-left: 7px dashed var(--paper-line); }
.path-node { position: absolute; z-index: 2; display: grid; width: 75px; height: 75px; place-items: center; padding: 0; border: 0; border-radius: 50%; color: var(--rice-paper); cursor: default; font-family: "Fredoka", sans-serif; font-size: 24px; font-weight: 700; }
.path-node small { position: absolute; top: calc(100% + 10px); width: 145px; color: var(--ink-soft); font-family: "Nunito", sans-serif; font-size: 12px; font-weight: 800; text-align: center; }
.path-node.done { top: 92px; left: calc(50% - 38px); background: var(--cinnabar); box-shadow: 0 6px 0 var(--cinnabar-dark); }
.path-node.node-two { top: 205px; left: calc(50% - 38px); }
.path-node.active { top: 318px; left: calc(50% - 38px); background: var(--cinnabar); box-shadow: 0 6px 0 var(--cinnabar-dark); animation: bob 1.7s ease-in-out infinite; }
.path-node.locked { top: 431px; left: calc(50% - 38px); background: var(--paper-line); box-shadow: 0 6px 0 #C9B49A; color: var(--ink-soft); }
.brainrot-preview { padding: 22px; border: 2px solid var(--ink-soft); border-radius: 18px; background: var(--ink); box-shadow: 0 6px 0 var(--ink); color: var(--rice-paper); }
.brainrot-heading { display: flex; align-items: center; gap: 14px; }
.brainrot-heading b { font-size: 13px; }
.brainrot-badge { padding: 5px 12px; border-radius: 99px; background: var(--saffron); color: var(--ink); font-size: 11px; font-weight: 900; letter-spacing: .12em; white-space: nowrap; }
.combo { margin: 20px 0 2px; color: var(--saffron); font-family: "Fredoka", sans-serif; font-size: 33px; font-weight: 700; }
.brainrot-preview > p { margin: 0 0 16px; font-size: 12.5px; font-weight: 700; }
.brainrot-question { padding: 16px; border-radius: 14px; background: #3A302D; color: var(--rice-paper); font-size: 15px; font-weight: 700; }
.brainrot-question label { display: flex; align-items: center; gap: 8px; margin-top: 16px; color: var(--paper-deep); font-size: 13px; cursor: pointer; }
.brainrot-question input { position: absolute; opacity: 0; }
.brainrot-question label span { width: 39px; height: 22px; position: relative; border-radius: 99px; background: var(--ink-soft); }
.brainrot-question label span::after { position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--rice-paper); content: ""; transition: transform .2s; }
.brainrot-question input:checked + span { background: var(--cinnabar); }
.brainrot-question input:checked + span::after { transform: translateX(17px); }
.brainrot-question small { display: block; padding: 10px 12px; margin-top: 12px; border-left: 3px solid var(--saffron); background: #453A34; color: var(--paper-deep); font-size: 13px; line-height: 1.55; }
.brainrot-question small[hidden] { display: none; }
.brainrot-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.brainrot-chips span { padding: 6px 10px; border: 2px solid var(--ink-soft); border-radius: 99px; color: var(--paper-deep); font-size: 12px; font-weight: 800; }
.comparison-strip { display: grid; grid-template-columns: repeat(3, 1fr); overflow: hidden; margin-top: 40px; border: 2px solid var(--paper-line); border-radius: 16px; background: #fff; box-shadow: 0 4px 0 var(--paper-line); }
.comparison-strip > div { display: grid; grid-template-columns: 24px 1fr; gap: 7px; padding: 18px 20px; }
.comparison-strip > div + div { border-left: 2px solid var(--paper-line); }
.comparison-strip .icon { color: var(--cinnabar); }
.comparison-strip b, .comparison-strip small { grid-column: 2; }
.comparison-strip b { color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 15px; }
.comparison-strip small { color: var(--ink-soft); font-size: 13px; line-height: 1.45; }

/* Practice */
.practice-card { max-width: 590px; margin: 0 auto; overflow: hidden; border: 2px solid var(--paper-line); border-radius: 18px; background: #fff; box-shadow: 0 5px 0 var(--paper-line); }
.practice-card > h3, .practice-card > p, .practice-card > div:not(.practice-feedback):not(.score-row) { margin-right: 26px; margin-left: 26px; }
.practice-card > h3 { padding-top: 25px; margin-top: 0; color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 20px; }
.practice-card > h3 small { color: var(--cinnabar-dark); font-size: 14px; }
.hanzi { font-family: var(--cjk); font-size: 31px; }
.answer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; padding: 0 26px 23px; }
.practice-feedback { padding: 13px 22px; background: var(--blush); color: var(--umber-success); font-size: 13.5px; font-weight: 800; }
.practice-note { max-width: 590px; margin: 14px auto 0; color: var(--ink-soft); font-size: 12.5px; font-weight: 700; text-align: center; }
.answer-blank { display: inline-block; padding: 1px 12px; border: 2px solid var(--paper-line); border-radius: 9px; background: var(--blush); color: var(--umber-success); }
.word-bank { display: flex; flex-wrap: wrap; gap: 9px; padding-bottom: 24px; }
.word-bank span { padding: 7px 14px; border: 2px solid var(--paper-line); border-radius: 11px; box-shadow: 0 3px 0 var(--paper-line); color: var(--ink-soft); font-family: var(--cjk); font-size: 18px; font-weight: 700; }
.hanzi-practice { display: flex; align-items: center; gap: 27px; padding-bottom: 24px; }
.hanzi-grid { position: relative; display: grid; width: 172px; height: 172px; flex: none; place-items: center; border: 2px solid var(--paper-line); border-radius: 14px; background: var(--rice-paper); color: var(--ink); font-family: var(--cjk); font-size: 108px; }
.hanzi-grid::before, .hanzi-grid::after { position: absolute; background: var(--paper-line); content: ""; }
.hanzi-grid::before { width: 100%; height: 2px; }
.hanzi-grid::after { width: 2px; height: 100%; }
.hanzi-grid strong { z-index: 1; }
.hanzi-grid.is-replaying strong { animation: hanzi-stroke .8s ease both; }
.hanzi-practice h3 { margin: 0; padding: 0; }
.hanzi-practice p { margin: 2px 0 12px; color: var(--cinnabar-dark); font-weight: 800; }
.hanzi-practice p:last-of-type { margin: 0 0 14px; color: var(--ink-soft); font-family: "Nunito", sans-serif; font-size: 13.5px; font-weight: 600; line-height: 1.55; }
.dialogue { padding-top: 23px; }
.bubble { width: fit-content; max-width: 80%; padding: 10px 14px; border: 2px solid var(--paper-line); border-radius: 16px 16px 16px 5px; color: var(--ink); font-family: var(--cjk); font-size: 19px; font-weight: 700; }
.bubble small { display: block; color: var(--ink-soft); font-family: "Nunito", sans-serif; font-size: 11px; font-weight: 700; }
.bubble-right { margin: 12px 0 18px auto; border-color: var(--paper-line); border-radius: 16px 16px 5px 16px; background: var(--blush); color: var(--umber-success); }
.dialogue > p { padding-bottom: 18px; color: var(--ink); font-size: 14px; font-weight: 800; }
.dialogue > p b { padding: 5px 14px; border-radius: 999px; background: var(--blush); color: var(--umber-success); }
.score-row { display: flex; align-items: center; gap: 14px; padding: 0 26px; }
.score-row > div { flex: 1; height: 12px; overflow: hidden; border: 2px solid var(--paper-line); border-radius: 99px; }
.score-row > div span { display: block; height: 100%; border-radius: inherit; background: var(--cinnabar); }
.score-row > b { color: var(--cinnabar-dark); font-family: "Fredoka", sans-serif; font-size: 21px; }
.score-row > b small { color: var(--ink-soft); font-size: 13px; }
.practice-card > p:not(.practice-feedback) { color: var(--ink-soft); font-size: 14px; font-weight: 700; }
.voice-practice { padding-bottom: 25px; text-align: center; }
.voice-practice h3 { text-align: left; }
.voice-practice .mic-demo { display: grid; width: 76px; height: 76px; margin: 25px auto 14px; place-items: center; border-radius: 50%; background: var(--apricot); box-shadow: 0 5px 0 var(--clay); color: var(--rice-paper); font-size: 36px; }
.voice-practice > b { color: var(--ink); }
.quiz-result { align-items: center; min-height: 280px; text-align: center; }
.quiz-result h3 { margin: 0; color: var(--ink); font-family: "Fredoka", sans-serif; font-size: 25px; }
.quiz-result p { max-width: 350px; margin: 0; font-size: 14px; }
.result-mark { display: grid; width: 62px; height: 62px; place-items: center; border-radius: 50%; background: var(--blush); color: var(--umber-success); font-family: "Fredoka", sans-serif; font-size: 34px; font-weight: 700; }
.result-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; }
.result-chips span { padding: 6px 10px; border-radius: 999px; background: var(--paper-deep); color: var(--ink-soft); font-size: 12px; font-weight: 800; }
.result-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 9px; }

/* How it works and promises */
.steps-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.step-card { position: relative; text-align: center; }
.step-card::before { position: absolute; top: 31px; right: -20px; left: calc(50% + 33px); border-top: 3px dashed var(--paper-line); content: ""; }
.step-card:last-child::before { display: none; }
.step-card > span { display: block; margin-bottom: 5px; color: var(--ink-soft); font-family: "Fredoka", sans-serif; font-size: 12px; letter-spacing: .14em; }
.step-card > .icon { position: relative; z-index: 1; display: grid; width: 62px; height: 62px; margin: 0 auto 14px; padding: 17px; border: 2px solid var(--paper-line); border-radius: 50%; background: #fff; box-shadow: 0 4px 0 var(--paper-line); color: var(--cinnabar-dark); place-items: center; }
.step-card b { display: block; margin-bottom: 5px; color: var(--ink); font-size: 15px; }
.step-card p { margin: 0; color: var(--ink-soft); font-size: 13px; font-weight: 600; line-height: 1.55; }
.promise-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.promise-card { padding: 28px; border: 2px solid var(--paper-line); border-radius: 20px; }
.promise-yes { background: var(--rice-paper); }
.promise-no { background: var(--paper-deep); }
.promise-card h3 { display: flex; align-items: center; gap: 11px; margin: 0 0 16px; color: var(--umber-success); font-family: "Fredoka", sans-serif; font-size: 20px; }
.promise-no h3 { color: var(--ink-soft); }
.promise-card ul { display: grid; gap: 11px; padding: 0; margin: 0; list-style: none; }
.promise-card li { position: relative; padding-left: 23px; color: var(--ink-soft); font-size: 15px; font-weight: 700; }
.promise-card li::before { position: absolute; left: 0; color: var(--cinnabar); content: "✓"; font-weight: 900; }
.promise-no li::before { color: var(--deep-error); content: "×"; }
.promise-note { margin: 24px 0 0; color: var(--ink-soft); font-size: 14px; font-weight: 700; text-align: center; }

/* FAQ, CTA, footer */
.faq-list { display: grid; gap: 12px; }
.faq-list details { overflow: hidden; border: 2px solid var(--paper-line); border-radius: 16px; background: #fff; box-shadow: 0 4px 0 var(--paper-line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 17px 20px; color: var(--ink); cursor: pointer; font-family: "Fredoka", sans-serif; font-size: 16.5px; font-weight: 600; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary .icon { color: var(--ink-soft); transition: transform .25s; }
.faq-list details[open] { border-color: var(--saffron); }
.faq-list details[open] summary .icon { transform: rotate(180deg); color: var(--cinnabar-dark); }
.faq-list details p { padding: 0 20px 18px; margin: 0; color: var(--ink-soft); font-size: 15px; font-weight: 600; line-height: 1.7; }
.final-cta { position: relative; overflow: hidden; padding: 88px 0; background: var(--cinnabar); color: var(--rice-paper); }
.cta-character { position: absolute; color: rgba(255, 248, 236, .09); font-family: var(--cjk); font-size: 210px; font-weight: 700; line-height: 1; pointer-events: none; }
.cta-character-top { top: -25px; right: 6%; transform: rotate(10deg); }
.cta-character-bottom { bottom: -54px; left: 3%; transform: rotate(-8deg); }
.cta-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.25fr .75fr; gap: 40px; align-items: center; }
.cta-grid h2 { margin: 0 0 14px; color: var(--rice-paper); font-family: "Fredoka", sans-serif; font-size: clamp(31px, 4vw, 46px); line-height: 1.15; }
.cta-grid p { max-width: 520px; margin: 0; color: var(--rice-paper); font-size: 17.5px; font-weight: 600; line-height: 1.7; }
.cta-actions { margin-top: 26px; }
.cta-grid > div:first-child > small { display: flex; flex-wrap: wrap; gap: 15px; align-items: center; margin-top: 16px; color: var(--rice-paper); font-size: 13.5px; font-weight: 800; }
.cta-grid > div:first-child > small span { display: inline-flex; gap: 6px; align-items: center; }
.site-footer { padding: 56px 0 30px; border-top: 2px solid var(--paper-line); background: var(--paper-deep); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 36px; margin-bottom: 36px; }
.footer-grid p { max-width: 300px; margin: 14px 0 0; color: var(--ink-soft); font-size: 14.5px; font-weight: 600; line-height: 1.65; }
.footer-grid h4 { margin: 4px 0 15px; color: var(--ink-soft); font-family: "Fredoka", sans-serif; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; }
.footer-grid a, .footer-grid > div:last-child span { display: block; margin-bottom: 11px; color: var(--ink-soft); font-size: 14.5px; font-weight: 700; text-decoration: none; }
.footer-grid a:hover { color: var(--ink); }
.footer-grid em { padding: 2px 7px; border-radius: 99px; background: var(--saffron); color: var(--ink); font-size: 9px; font-style: normal; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.language-chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 13px; margin-top: 16px; border: 2px solid var(--paper-line); border-radius: 999px; background: #fff; color: var(--ink-soft); font-size: 12.5px; font-weight: 800; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; padding-top: 22px; border-top: 2px solid var(--paper-line); color: var(--ink-soft); font-size: 13px; font-weight: 700; }
.toast-stack { position: fixed; bottom: 24px; left: 50%; z-index: 300; display: flex; width: max-content; max-width: 92vw; flex-direction: column; gap: 9px; align-items: center; transform: translateX(-50%); }
.toast { padding: 11px 17px; border: 2px solid var(--paper-line); border-radius: 14px; background: #fff; box-shadow: 0 4px 0 var(--paper-line); color: var(--ink); font-size: 14px; font-weight: 800; animation: toast-in .3s cubic-bezier(.2,1.4,.4,1) both; }
.toast.is-out { opacity: 0; transform: translateY(12px); transition: .3s; }

@keyframes fade-up { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes floaty { 50% { transform: translateY(-9px); } }
@keyframes bob { 50% { transform: translateY(-9px); } }
@keyframes ticker { to { transform: translateX(-50%); } }
@keyframes toast-in { from { opacity: 0; transform: translateY(18px) scale(.95); } to { opacity: 1; transform: none; } }
@keyframes pulse { 50% { transform: scale(1.08); } }
@keyframes hanzi-stroke { 0% { opacity: .35; transform: scale(.86) rotate(-4deg); } 55% { opacity: 1; transform: scale(1.04) rotate(2deg); } 100% { transform: none; } }

@media (max-width: 1000px) {
    .hero-grid, .path-grid, .cta-grid { grid-template-columns: 1fr; gap: 30px; }
    .hero { padding-top: 127px; }
    .hero-demo-wrap { max-width: 650px; margin: 0 auto; }
    .hero-blob { right: -120px; }
    .mascot-hero { position: static; width: 140px; margin: 0 auto; }
    .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 27px; }
    .step-card::before { display: none; }
    .learning-path-preview { height: 490px; }
    .brainrot-preview { max-width: 650px; }
}
@media (max-width: 860px) {
    .nav-links, .nav-inner > .btn { display: none; }
    .menu-toggle { display: grid; }
    .comparison-strip { grid-template-columns: 1fr; }
    .comparison-strip > div + div { border-top: 2px solid var(--paper-line); border-left: 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
    .container, .narrow { width: min(100% - 30px, 1120px); }
    .section { padding: 70px 0; }
    .hero { padding-bottom: 70px; }
    .hero-actions .btn { width: 100%; }
    .hero-stats { gap: 7px; }
    .stat-pill { padding: 7px 10px; }
    .hero-trust { display: grid; gap: 7px; }
    .feature-grid { grid-template-columns: 1fr; }
    .feature-card, .feature-wide { grid-column: auto; }
    .tab-list { width: 100%; }
    .tab-button { flex: 1 1 auto; justify-content: center; font-size: 14px; }
    .path-grid { gap: 22px; }
    .week-days span { width: 32px; height: 32px; }
    .answer-grid { grid-template-columns: 1fr; }
    .hanzi-practice { align-items: flex-start; flex-direction: column; }
    .hanzi-grid { margin-inline: auto; }
    .steps-grid, .promise-grid, .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { display: grid; }
    .cta-grid { text-align: center; }
    .cta-grid p { margin-inline: auto; }
    .cta-grid > div:first-child > small { justify-content: center; }
    .mascot-cta { width: 170px; margin: 0 auto; }
    .hero-decoration span { font-size: 100px; }
    .quiz-options { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; scroll-behavior: auto !important; transition: none !important; }
}