:root {
  --ink: #26342c;
  --muted: #68736b;
  --paper: #f7f2e8;
  --paper-deep: #eee5d4;
  --card: #fffdf8;
  --green: #346b4b;
  --green-bright: #6fa36f;
  --green-soft: #deeadc;
  --sun: #e5a755;
  --line: rgba(38, 52, 44, .13);
  --shadow: 0 22px 60px rgba(51, 70, 58, .11);
  --radius: 28px;
  --han: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 0%, rgba(229,167,85,.12), transparent 30rem),
    var(--paper);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
a { color: inherit; }
button, input { font: inherit; }
button { color: inherit; }
body.modal-open { overflow: hidden; }

.section-shell, .site-header { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.site-header {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  position: relative;
  z-index: 20;
}
.site-header-tools { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.narration-mode { min-height: 40px; padding: 8px 14px; border: 1px solid rgba(52,107,75,.34); border-radius: 999px; background: var(--green-soft); color: var(--green); font: 700 13px/1.2 var(--sans); cursor: pointer; white-space: nowrap; }
.narration-mode.is-together { border-color: var(--line); background: var(--card); color: var(--muted); }
.narration-mode:focus-visible { outline: 3px solid rgba(52,107,75,.22); outline-offset: 2px; }
.sticky-header {
  position: sticky;
  top: 0;
  width: 100%;
  padding-inline: max(20px, calc((100% - 1120px) / 2));
  background: rgba(247, 242, 232, .91);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 15px 15px 18px 18px;
  color: white;
  background: var(--green);
  font: 700 26px/1 var(--han);
  box-shadow: 0 8px 20px rgba(52,107,75,.22);
}
.brand > span:last-child { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.brand strong { font-size: 16px; letter-spacing: .04em; white-space: nowrap; }
.brand small { margin-top: 4px; color: var(--muted); font-size: 10px; letter-spacing: .13em; text-transform: uppercase; white-space: nowrap; }

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 13px 24px;
  text-decoration: none;
  cursor: pointer;
  font-weight: 700;
  white-space: nowrap;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible, .char-card:focus-visible, .text-button:focus-visible, .modal-close:focus-visible { outline: 3px solid rgba(229,167,85,.7); outline-offset: 3px; }
.button-primary { color: #fff; background: var(--green); box-shadow: 0 14px 28px rgba(52,107,75,.2); }
.button-primary span { color: #dcebdc; font-size: 13px; }
.button-ghost { color: var(--green); background: rgba(255,255,255,.58); border-color: var(--line); box-shadow: none; }
.button-small { min-height: 42px; padding: 9px 17px; font-size: 13px; }

.eyebrow { margin: 0 0 16px; color: var(--green); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.hero { min-height: 690px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 70px; padding-block: 72px 96px; }
.hero h1 { max-width: 660px; margin: 0; font: 600 clamp(50px, 7vw, 90px)/1.05 var(--han); letter-spacing: -.04em; }
.hero h1 span { color: var(--green); }
.hero-lead { max-width: 610px; margin: 30px 0 8px; font-size: clamp(20px, 2.2vw, 28px); font-weight: 650; line-height: 1.45; }
.english-line { max-width: 560px; margin: 0; color: var(--muted); font-size: 16px; }
.hero-actions { display: flex; align-items: center; gap: 22px; margin-top: 34px; }
.text-link { color: var(--green); font-weight: 700; text-underline-offset: 5px; }
.microcopy { margin: 15px 0 0; color: var(--muted); font-size: 12px; }

.hero-visual { min-height: 470px; position: relative; display: grid; place-items: center; }
.hero-visual::before, .hero-visual::after { content: ""; position: absolute; border-radius: 50%; border: 1px solid rgba(52,107,75,.12); }
.hero-visual::before { width: 440px; height: 440px; }
.hero-visual::after { width: 330px; height: 330px; border-style: dashed; }
.hero-card {
  width: min(340px, 80vw);
  padding: 42px 34px 32px;
  position: relative;
  z-index: 2;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.8);
  border-radius: 40px 40px 80px 40px;
  background: rgba(255,253,248,.9);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}
.hero-card::before { content: "芽"; position: absolute; right: -18px; bottom: -70px; color: rgba(52,107,75,.06); font: 230px/1 var(--han); }
.hero-card-kicker { color: var(--muted); font-size: 12px; }
.hero-card > strong { display: block; margin-top: 10px; color: var(--green); font: 600 42px/1.2 var(--han); }
.hero-card p { position: relative; max-width: 250px; margin: 20px 0 28px; }
.mini-progress { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.mini-progress i { width: 84px; height: 6px; overflow: hidden; border-radius: 99px; background: var(--green-soft); }
.mini-progress i::after { content: ""; display: block; width: 55%; height: 100%; border-radius: inherit; background: var(--green); }
.orbit { position: absolute; z-index: 3; display: grid; place-items: center; width: 82px; height: 82px; border-radius: 50%; background: var(--card); box-shadow: 0 16px 36px rgba(51,70,58,.13); font: 600 42px/1 var(--han); }
.orbit-one { top: 2%; right: 15%; transform: rotate(6deg); }
.orbit-two { bottom: 5%; left: 4%; transform: rotate(-7deg); }
.orbit-three { top: 18%; left: 1%; color: #995f27; background: #f4dfbd; transform: rotate(-9deg); }

.demo-section, .method-section { padding-block: 110px; }
.demo-section { border-top: 1px solid var(--line); }
.section-heading { max-width: 700px; margin-bottom: 42px; }
.section-heading.narrow { max-width: 630px; }
.section-heading h2, .final-cta h2, .completion-card h2 { margin: 0; font: 600 clamp(34px, 5vw, 58px)/1.18 var(--han); }
.section-heading > p:last-child { max-width: 610px; margin: 18px 0 0; color: var(--muted); font-size: 17px; }
.demo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.demo-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: 0 10px 35px rgba(51,70,58,.06); }
.demo-video-wrap { position: relative; aspect-ratio: 9 / 14; background: #e9e3d7; }
.demo-video-wrap video { width: 100%; height: 100%; display: block; object-fit: cover; }
.demo-fallback { position: absolute; inset: 0; display: grid; place-content: center; gap: 14px; text-align: center; }
.demo-fallback b { font: 600 92px/1 var(--han); }
.demo-fallback span { color: var(--muted); font-size: 13px; }
.demo-meta { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; }
.demo-meta > span { display: flex; align-items: baseline; gap: 10px; }
.demo-meta b { font: 600 36px/1 var(--han); }
.demo-meta i { color: var(--green); font-style: normal; }
.demo-meta small { color: var(--muted); }

.method-section { padding-top: 72px; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step-card { min-height: 245px; padding: 30px; border-top: 3px solid var(--green); background: rgba(255,255,255,.42); }
.step-card > span { color: var(--sun); font-weight: 800; letter-spacing: .12em; }
.step-card h3 { margin: 34px 0 8px; font: 600 28px/1.2 var(--han); }
.step-card p { margin: 0; color: var(--muted); }
.truth-note { display: grid; grid-template-columns: 220px 1fr; gap: 30px; margin-top: 24px; padding: 28px 30px; border: 1px solid rgba(52,107,75,.16); border-radius: 20px; background: var(--green-soft); }
.truth-note p { margin: 0; }

.final-cta { margin-block: 60px 100px; padding: 55px 60px; display: flex; align-items: center; justify-content: space-between; gap: 50px; border-radius: 36px; color: white; background: var(--green); box-shadow: var(--shadow); }
.final-cta .eyebrow { color: #dcebdc; }
.final-cta h2 { max-width: 680px; font-size: clamp(32px, 4vw, 50px); }
.final-cta p:last-child { max-width: 650px; margin-bottom: 0; color: rgba(255,255,255,.76); }
.final-cta .button-primary { flex: 0 0 auto; color: var(--green); background: white; }

.site-footer { min-height: 130px; display: flex; align-items: center; justify-content: space-between; gap: 30px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.site-footer strong { color: var(--ink); }
.site-footer p { margin: 4px 0 0; }
.site-footer nav, .compact-footer { display: flex; gap: 24px; }
.site-footer a { text-underline-offset: 4px; }
.compact-footer { min-height: 90px; justify-content: flex-start; }

.header-progress { width: min(270px, 45vw); }
.header-progress > span { display: block; margin-bottom: 6px; color: var(--muted); font-size: 12px; text-align: right; }
.progress-track { height: 6px; overflow: hidden; border-radius: 99px; background: var(--paper-deep); }
.progress-track i { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--green); transition: width .3s ease; }
.learn-main { padding-block: 64px 110px; }
.learn-intro { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 50px; margin-bottom: 28px; }
.learn-intro h1, .policy-page h1 { margin: 0; font: 600 clamp(42px, 6vw, 72px)/1.12 var(--han); }
.learn-intro p:last-child { max-width: 730px; margin-bottom: 0; color: var(--muted); font-size: 17px; }
.learn-intro aside { min-width: 155px; padding: 22px; border-radius: 24px; background: var(--green); color: white; text-align: center; }
.learn-intro aside strong { display: block; font-size: 31px; }
.learn-intro aside span { color: rgba(255,255,255,.72); font-size: 12px; }
.learn-notice { display: flex; align-items: flex-start; gap: 12px; margin: 30px 0 52px; padding: 15px 18px; border-radius: 16px; background: rgba(229,167,85,.12); color: #685033; font-size: 13px; }
.learn-notice span { width: 22px; height: 22px; flex: 0 0 auto; display: grid; place-items: center; border: 1px solid rgba(104,80,51,.35); border-radius: 50%; font-weight: 800; }
.learn-notice p { margin: 0; }
.grid-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 22px; }
.grid-heading h2 { margin: 0; font: 600 31px/1.2 var(--han); }
.grid-heading p { margin: 5px 0 0; color: var(--muted); font-size: 13px; }
.text-button { padding: 5px 0; border: 0; border-bottom: 1px solid currentColor; background: none; color: var(--muted); cursor: pointer; font-size: 12px; }
.category-browser { margin: 0 0 22px; }
.category-tabs, .category-tags { display: flex; flex-wrap: wrap; gap: 9px; }
.category-tags { margin-top: 11px; padding-top: 11px; border-top: 1px solid var(--line); }
.category-tab, .category-tag { display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--card); color: var(--ink); cursor: pointer; font: inherit; transition: border-color .2s ease, background .2s ease, color .2s ease; }
.category-tab small, .category-tag small { color: var(--muted); font-size: 11px; }
.category-tab:hover, .category-tag:hover { border-color: rgba(52,107,75,.45); }
.category-tab.is-active, .category-tag.is-active { border-color: var(--green); background: var(--green); color: white; }
.category-tab.is-active small, .category-tag.is-active small { color: rgba(255,255,255,.72); }
.category-tag { min-height: 34px; padding: 6px 12px; font-size: 13px; }
.category-result { margin: 12px 2px 0; color: var(--muted); font-size: 12px; }
.char-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.char-card { min-height: 160px; position: relative; padding: 18px 12px 14px; border: 1px solid var(--line); border-radius: 23px; background: var(--card); cursor: pointer; box-shadow: 0 8px 22px rgba(51,70,58,.04); transition: transform .2s ease, background .2s ease, border .2s ease; }
.char-card:hover { transform: translateY(-4px); border-color: rgba(52,107,75,.35); }
.char-card strong { display: block; margin: 12px 0 7px; font: 600 55px/1 var(--han); }
.char-card small { color: var(--green); }
.char-index { position: absolute; top: 12px; left: 14px; color: #a6aaa6; font-size: 10px; letter-spacing: .08em; }
.learned-mark { position: absolute; top: 10px; right: 10px; width: 24px; height: 24px; display: none; place-items: center; border-radius: 50%; background: var(--green); color: white; font-style: normal; font-size: 12px; }
.char-card.is-learned { border-color: rgba(52,107,75,.25); background: var(--green-soft); }
.char-card.is-learned .learned-mark { display: grid; }

.completion-card { margin-top: 56px; padding: 50px; border-radius: 32px; background: #fffaf0; border: 2px solid rgba(229,167,85,.48); box-shadow: var(--shadow); }
.completion-copy { max-width: 720px; }
.completion-copy p:last-child { color: var(--muted); }
.offer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 30px 0 24px; }
.offer-grid.offer-single { grid-template-columns: minmax(0, 520px); }
.offer-grid article { display: grid; gap: 3px; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: white; }
.offer-grid article > span { color: var(--muted); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.offer-grid article > strong { font-size: 20px; }
.offer-grid article > b { margin-top: 10px; color: var(--green); font-size: 28px; }
.offer-grid article > small { color: var(--muted); }
.offer-featured { border-color: rgba(52,107,75,.35) !important; background: var(--green-soft) !important; }
.offer-note { margin: 12px 0 0; color: var(--muted); font-size: 12px; }
.button.is-saved { background: #59715f; }
.checkout-panel, .access-card { margin-top: 28px; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: white; }
.checkout-panel h3, .access-card h2 { margin: 0 0 8px; font: 600 25px/1.3 var(--han); }
.checkout-panel > p, .access-card p { color: var(--muted); }
.recovery-result { margin-top: 20px; padding: 18px; border-radius: 14px; background: var(--green-soft); }
.recovery-result code { display: block; margin: 10px 0; overflow-wrap: anywhere; font-size: 16px; font-weight: 700; }
.recovery-result p { margin: 0; color: var(--muted); font-size: 12px; }
.access-card { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: end; margin-bottom: 40px; }
.access-card form label { display: block; margin-bottom: 6px; color: var(--muted); font-size: 12px; }
.access-card form > div { display: flex; gap: 8px; }
.access-card input { min-width: 0; flex: 1; border: 1px solid var(--line); border-radius: 999px; padding: 11px 16px; background: var(--card); }
.access-card .button { min-height: 44px; padding-block: 9px; }
.access-card > p { grid-column: 1 / -1; margin: 0; }
.full-library { padding-top: 24px; }
.candidate-media-notice { margin: 0 0 18px; padding: 14px 16px; border: 1px solid #d7a644; border-radius: 12px; background: #fff4d6; color: #624400; }
.char-card.is-unavailable { cursor: not-allowed; opacity: .62; }

.modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 20px; }
.modal-mask { position: absolute; inset: 0; width: 100%; border: 0; background: rgba(24,34,28,.68); cursor: pointer; backdrop-filter: blur(5px); }
.modal-card { width: min(880px, 100%); max-height: 92vh; position: relative; z-index: 1; display: grid; grid-template-columns: minmax(260px, 430px) 1fr; grid-template-rows: auto auto 1fr; gap: 0 32px; overflow: auto; padding: 22px; border-radius: 30px; background: var(--card); box-shadow: 0 30px 100px rgba(0,0,0,.3); }
.modal-close { position: absolute; top: 14px; right: 14px; z-index: 3; width: 38px; height: 38px; border: 0; border-radius: 50%; background: rgba(255,255,255,.9); cursor: pointer; font-size: 26px; line-height: 1; }
.video-stage { grid-row: 1 / 4; position: relative; min-height: 500px; overflow: hidden; border-radius: 20px; background: #eae3d6; }
.video-stage video { width: 100%; height: 100%; display: block; object-fit: cover; }
.video-fallback { position: absolute; inset: 0; display: grid; place-content: center; padding: 30px; text-align: center; }
.video-fallback strong { font: 600 120px/1 var(--han); }
.video-fallback p { max-width: 250px; color: var(--muted); }
.modal-meta { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; padding: 36px 18px 20px 0; }
.modal-meta h2 { margin: 0; font: 600 78px/1 var(--han); }
.modal-meta p { margin: 8px 0 0; color: var(--green); font-size: 18px; }
.modal-meta > span { color: var(--muted); font-size: 12px; }
.pronunciation-button { justify-self: start; border: 1px solid rgba(45,91,67,.2); border-radius: 999px; background: #f4f0e7; color: var(--green); padding: 10px 15px; font: inherit; font-size: 13px; font-weight: 700; cursor: pointer; }
.pronunciation-button:hover { background: #e9f0e8; }
.pronunciation-button:disabled { cursor: not-allowed; color: var(--muted); opacity: .7; }
.demo-pronunciation { margin: 0 18px 18px; }
.modal-prompt { margin: 0; padding-right: 18px; color: var(--muted); }
.modal-actions { align-self: end; display: grid; gap: 10px; padding: 30px 18px 8px 0; }
.toast { position: fixed; left: 50%; bottom: 28px; z-index: 100; max-width: calc(100% - 32px); transform: translateX(-50%); padding: 12px 20px; border-radius: 999px; background: var(--ink); color: white; box-shadow: var(--shadow); font-size: 13px; }

.policy-page { max-width: 820px; padding-block: 70px 110px; }
.policy-version { margin: 12px 0 55px; color: var(--muted); }
.policy-page section { padding: 28px 0; border-top: 1px solid var(--line); }
.policy-page section h2 { margin: 0 0 8px; font: 600 25px/1.3 var(--han); }
.policy-page section p { margin: 0; color: var(--muted); }
.policy-warning { margin-top: 30px; padding: 24px; border-radius: 18px; background: rgba(229,167,85,.13); }
.policy-warning p { margin: 4px 0 0; }
.policy-lead { padding: 24px 26px; border-radius: 18px; background: var(--card); }
.policy-list { margin: 10px 0 0; padding-left: 20px; color: var(--muted); }
.policy-list li { margin-bottom: 8px; }
.policy-list b { color: var(--ink); }

/* Sign-in */
.auth-name { display: inline-flex; align-items: center; min-height: 42px; padding-inline: 4px; color: var(--green); font-size: 13px; font-weight: 700; text-decoration: none; }
.auth-name:hover { text-decoration: underline; }
.login-modal { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 20px; }
.login-mask { position: absolute; inset: 0; width: 100%; border: 0; background: rgba(24,34,28,.68); cursor: pointer; backdrop-filter: blur(5px); }
.login-card { position: relative; z-index: 1; width: min(460px, 100%); max-height: 92vh; overflow: auto; padding: 30px; border-radius: 26px; background: var(--card); box-shadow: 0 30px 100px rgba(0,0,0,.3); }
.login-card h2 { margin: 6px 0 10px; font: 600 28px/1.3 var(--han); }
.login-close { position: absolute; top: 12px; right: 12px; width: 36px; height: 36px; border: 0; border-radius: 50%; background: var(--paper-deep); cursor: pointer; font-size: 24px; line-height: 1; }
.login-lead { margin: 0 0 20px; color: var(--muted); font-size: 13px; }
.login-google { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; min-height: 48px; border: 1px solid var(--line); border-radius: 999px; background: white; cursor: pointer; font: inherit; font-weight: 700; }
.login-google:hover { background: var(--paper); }
.login-google span { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: #4285f4; color: white; font-size: 13px; }
.login-divider { display: flex; align-items: center; gap: 12px; margin: 18px 0 12px; color: var(--muted); font-size: 12px; }
.login-divider::before, .login-divider::after { flex: 1; height: 1px; background: var(--line); content: ""; }
.login-card form label { display: block; margin-bottom: 6px; color: var(--muted); font-size: 12px; }
.login-email-row { display: flex; gap: 8px; }
.login-email-row input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 999px; padding: 11px 16px; background: var(--card); }
.login-status { margin: 14px 0 0; min-height: 20px; color: var(--green); font-size: 13px; overflow-wrap: anywhere; }
.login-status.is-error { color: #a4472f; }
.login-note { margin: 8px 0 0; color: var(--muted); font-size: 12px; }

/* Recovery code — deliberately the loudest thing on the page */
.recovery-lead { margin: 8px 0 0; color: var(--ink); font-size: 13px; }
.recovery-box { margin: 14px 0 10px; padding: 20px; border-radius: 16px; background: white; text-align: center; }
.recovery-box code { display: block; overflow-wrap: anywhere; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: clamp(19px, 4.6vw, 30px); font-weight: 700; letter-spacing: .06em; }
.recovery-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 16px; }
.recovery-status { margin-top: 10px; color: var(--green); font-size: 12px; }

/* Progress sync offer */
.sync-bar { position: fixed; left: 50%; bottom: 24px; z-index: 95; width: min(560px, calc(100% - 32px)); transform: translateX(-50%); display: grid; gap: 12px; padding: 18px 20px; border-radius: 18px; background: var(--card); box-shadow: var(--shadow); }
.sync-bar p { margin: 0; font-size: 13px; }
.sync-bar-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* Account page */
.account-page { max-width: 720px; padding-block: 60px 100px; }
.account-page h1 { margin: 8px 0 30px; font: 600 40px/1.25 var(--han); }
.account-card { margin-bottom: 22px; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: white; }
.account-card h2 { margin: 0 0 14px; font: 600 25px/1.3 var(--han); }
.account-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.account-row-actions { display: flex; gap: 8px; flex: 1; min-width: 220px; }
.account-row-actions input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; background: var(--card); }
.account-label { color: var(--muted); font-size: 13px; }
.account-value { color: var(--ink); font-size: 14px; font-weight: 700; overflow-wrap: anywhere; }
.account-status { margin: 0; color: var(--muted); font-size: 14px; }
.account-hint { margin: 14px 0 0; color: var(--muted); font-size: 12px; }
.account-signed-out { padding: 34px; border: 1px solid var(--line); border-radius: 22px; background: white; text-align: center; }
.account-signed-out h1 { margin-bottom: 14px; }
.account-signed-out p { color: var(--muted); }
.account-signed-out .microcopy { margin-top: 14px; font-size: 12px; }
.fatal-error { max-width: 620px; margin: 80px auto; padding: 30px; }

@media (max-width: 820px) {
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 30px; padding-block: 50px 80px; }
  .hero-visual { min-height: 430px; order: -1; }
  .hero h1 { font-size: clamp(52px, 14vw, 78px); }
  .demo-grid, .step-grid { grid-template-columns: 1fr; }
  .demo-grid { max-width: 480px; margin-inline: auto; }
  .demo-video-wrap { aspect-ratio: 16 / 12; }
  .step-card { min-height: auto; }
  .truth-note { grid-template-columns: 1fr; gap: 8px; }
  .final-cta { align-items: flex-start; flex-direction: column; padding: 40px 32px; }
  .char-grid { grid-template-columns: repeat(4, 1fr); }
  .modal-card { width: min(470px, 100%); grid-template-columns: 1fr; grid-template-rows: auto; }
  .video-stage { grid-row: auto; min-height: 0; aspect-ratio: 9 / 13; }
  .modal-meta, .modal-prompt, .modal-actions { padding-right: 0; }
  .modal-meta { padding-top: 18px; }
  .modal-meta h2 { font-size: 54px; }
}

@media (max-width: 560px) {
  .section-shell, .site-header { width: min(100% - 28px, 1120px); }
  .site-header { min-height: 68px; gap: 8px; }
  .site-header-tools { gap: 6px; }
  .narration-mode { min-height: 34px; padding: 6px 10px; font-size: 11px; }
  .sticky-header { width: 100%; padding-inline: 14px; }
  .brand { gap: 8px; }
  .brand-mark { width: 36px; height: 36px; border-radius: 11px; font-size: 21px; }
  .brand small { display: none; }
  .brand strong { font-size: 13px; letter-spacing: 0; }
  .site-header-tools .button { min-height: 34px; padding: 6px 12px; font-size: 12px; }
  .header-progress { display: none; }
  .hero { padding-top: 28px; }
  .hero-visual { min-height: 350px; }
  .hero-visual::before { width: 330px; height: 330px; }
  .hero-visual::after { width: 255px; height: 255px; }
  .hero-card { width: 275px; padding: 34px 28px 28px; border-radius: 32px 32px 65px 32px; }
  .hero-card > strong { font-size: 34px; }
  .orbit { width: 62px; height: 62px; font-size: 33px; }
  .orbit-one { right: 6%; }
  .orbit-two { left: 1%; }
  .orbit-three { left: 0; top: 8%; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 16px; }
  .button { width: 100%; }
  .site-header .button, .modal-close, .text-button { width: auto; }
  .demo-section, .method-section { padding-block: 80px; }
  .demo-video-wrap { aspect-ratio: 9 / 13; }
  .learn-main { padding-top: 38px; }
  .learn-intro { grid-template-columns: 1fr; gap: 22px; }
  .learn-intro aside { min-width: 0; display: flex; align-items: baseline; justify-content: center; gap: 8px; }
  .learn-intro aside strong { font-size: 25px; }
  .grid-heading { align-items: flex-start; }
  .category-tabs, .category-tags { flex-wrap: nowrap; margin-inline: -14px; padding-inline: 14px; overflow-x: auto; scrollbar-width: none; }
  .category-tabs::-webkit-scrollbar, .category-tags::-webkit-scrollbar { display: none; }
  .category-tab, .category-tag { flex: 0 0 auto; }
  .char-grid { grid-template-columns: repeat(3, 1fr); gap: 9px; }
  .char-card { min-height: 128px; border-radius: 18px; }
  .char-card strong { margin-top: 8px; font-size: 45px; }
  .completion-card { padding: 34px 22px; }
  .offer-grid { grid-template-columns: 1fr; }
  .access-card { grid-template-columns: 1fr; }
  .access-card form > div { align-items: stretch; flex-direction: column; }
  .modal { padding: 10px; }
  .modal-card { max-height: 96vh; padding: 14px; border-radius: 23px; }
  .video-stage { aspect-ratio: 9 / 11; }
  .modal-actions { padding-top: 18px; }
  .site-footer { align-items: flex-start; flex-direction: column; justify-content: center; padding-block: 28px; }
  .compact-footer { flex-direction: row; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}