:root {
  --mw-ink: #162018;
  --mw-text: #2e3a32;
  --mw-muted: #657167;
  --mw-bg: #fbfaf5;
  --mw-band: #eef6ed;
  --mw-line: #d8e2d7;
  --mw-paper-line: #e7e2d5;
  --mw-green: #26724c;
  --mw-green-dark: #175236;
  --mw-blue: #245a9b;
  --mw-amber: #b96e22;
  --mw-highlight: #fff0a8;
  --mw-card: #ffffff;
  --mw-shadow: 0 18px 42px rgba(31, 45, 35, .08);
}

* { box-sizing: border-box; }
body.mw-page { margin: 0; background: var(--mw-bg); color: var(--mw-text); font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif; }
a { color: inherit; }
.mw-nav { position: sticky; top: 0; z-index: 70; height: 60px; display: flex; align-items: center; gap: 24px; padding: 0 clamp(18px, 4vw, 56px); background: rgba(251, 250, 245, .78); border-bottom: 1px solid rgba(231, 226, 213, .75); backdrop-filter: blur(18px) saturate(115%); box-shadow: 0 10px 28px rgba(31, 45, 35, .035); }
.mw-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--mw-ink); text-decoration: none; font-weight: 900; }
.mw-brand-mark { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 8px; background: var(--mw-green); color: #fff; font-weight: 900; }
.mw-nav-links { display: flex; align-items: center; gap: 18px; margin-left: 12px; flex: 1; }
.mw-nav-links a, .mw-link { color: #5f6b5f; text-decoration: none; font-size: 15px; font-weight: 560; }
.mw-nav-links a:hover, .mw-link:hover { color: var(--mw-green-dark); }
.mw-auth { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.mw-button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 18px; border-radius: 8px; border: 1px solid transparent; text-decoration: none; font-weight: 780; white-space: nowrap; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease; }
.mw-button-primary { color: #fff; background: var(--mw-green); border-color: var(--mw-green); box-shadow: 0 12px 24px rgba(38, 114, 76, .16); }
.mw-button-primary:hover { color: #fff; background: var(--mw-green-dark); transform: translateY(-2px); box-shadow: 0 18px 34px rgba(38, 114, 76, .22); }
.mw-button-secondary { color: var(--mw-green-dark); background: #fff; border-color: var(--mw-line); }
.mw-button-secondary:hover { border-color: var(--mw-green); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(31, 45, 35, .08); }
.mw-button-ghost { color: var(--mw-green-dark); background: rgba(38, 114, 76, .07); border-color: rgba(38, 114, 76, .16); box-shadow: none; }
.mw-menu-button { display: none; width: 40px; height: 40px; place-items: center; border: 1px solid var(--mw-paper-line); border-radius: 8px; background: rgba(255, 253, 247, .72); }
.mw-menu-button span { display: block; width: 18px; height: 2px; margin: 2px 0; border-radius: 2px; background: #5f6b5f; }
.mw-mobile-panel { display: none; position: fixed; top: 60px; left: 12px; right: 12px; z-index: 68; padding: 10px; border: 1px solid var(--mw-paper-line); border-radius: 8px; background: rgba(255, 253, 247, .96); box-shadow: 0 18px 40px rgba(31, 45, 35, .10); backdrop-filter: blur(16px); }
.mw-mobile-panel.is-open { display: grid; gap: 4px; }
.mw-mobile-panel a { padding: 12px 10px; color: var(--mw-text); text-decoration: none; border-radius: 8px; font-weight: 750; }
.mw-mobile-panel a:hover { background: #f3f7ef; }
.mw-band { position: relative; overflow: hidden; }
.mw-hero { min-height: calc(100vh - 118px); display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(370px, .76fr); align-items: center; gap: clamp(28px, 5.5vw, 76px); padding: clamp(48px, 8vw, 92px) clamp(18px, 5vw, 74px) 58px; background: radial-gradient(circle at 22% 22%, rgba(255, 239, 191, .72), transparent 34%), radial-gradient(circle at 78% 30%, rgba(216, 234, 215, .78), transparent 36%), #fbf7ed; }
.mw-hero::before { content: 'The note said every kind heart would take the bait before midnight. The room answered with a quiet echo.'; position: absolute; left: clamp(18px, 5vw, 74px); right: clamp(18px, 5vw, 74px); bottom: 16px; color: rgba(38, 55, 42, .045); font-family: Georgia, "Times New Roman", serif; font-size: clamp(28px, 5vw, 72px); line-height: 1; white-space: nowrap; pointer-events: none; }
.mw-hero-bg { position: absolute; inset: 0; pointer-events: none; opacity: .52; }
.mw-page-stack { position: absolute; width: 220px; height: 300px; border: 1px solid rgba(231, 226, 213, .9); border-radius: 8px; background: rgba(255, 253, 247, .48); box-shadow: 0 18px 70px rgba(22, 32, 24, .05); }
.stack-a { right: 12%; top: 12%; transform: rotate(-7deg); }
.stack-b { right: 24%; top: 36%; transform: rotate(6deg); }
.stack-c { left: 4%; bottom: -14%; transform: rotate(-10deg); }
.mw-hero-content, .mw-reading-demo { position: relative; z-index: 1; }
.mw-kicker { margin: 0 0 12px; color: var(--mw-amber); font-weight: 800; font-size: 14px; }
.mw-hero h1, .promo-hero h1 { margin: 0; color: var(--mw-ink); font-size: clamp(46px, 6vw, 78px); line-height: 1.04; font-weight: 930; letter-spacing: 0; }
.mw-hero h1 span { display: block; }
.mw-title-mark { width: fit-content; color: var(--mw-green-dark); position: relative; z-index: 0; }
.mw-title-mark::after { content: ''; position: absolute; left: -.08em; right: -.08em; bottom: .05em; z-index: -1; height: .34em; border-radius: 6px; background: rgba(255, 232, 126, .62); }
.mw-subtitle { max-width: 480px; margin: 24px 0 0; font-size: 18px; line-height: 1.8; color: var(--mw-text); }
.mw-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.mw-proof { margin-top: 12px; color: var(--mw-muted); font-size: 14px; }
.mw-trust-line { width: fit-content; display: inline-flex; align-items: center; margin-top: 12px; padding: 7px 10px; border: 1px solid rgba(231, 226, 213, .9); border-radius: 999px; background: rgba(255, 253, 247, .62); color: #59665a; font-size: 13px; font-weight: 750; }
.mw-reading-demo { border: 1px solid var(--mw-paper-line); background: #fffdf7; border-radius: 8px; padding: 22px; box-shadow: 0 22px 50px rgba(31, 45, 35, .09); animation: mwFloat 7s ease-in-out infinite; }
.mw-reading-demo > :not(.mw-demo-paper) { position: relative; z-index: 2; }
.mw-demo-paper { position: absolute; inset: 18px -10px auto auto; width: 92%; height: 86%; border: 1px solid rgba(231, 226, 213, .8); border-radius: 8px; background: rgba(255, 253, 247, .5); box-shadow: 0 16px 36px rgba(31, 45, 35, .055); pointer-events: none; }
.paper-one { transform: rotate(4deg) translate(12px, -12px); }
.paper-two { transform: rotate(-5deg) translate(-14px, 10px); opacity: .68; }
.mw-demo-top { display: flex; justify-content: space-between; gap: 16px; color: var(--mw-muted); font-size: 14px; }
.mw-demo-top strong { color: var(--mw-green-dark); }
.mw-demo-reader { margin: 26px 0 18px; padding: 18px 18px 16px; border-radius: 8px; background: #fffaf0; border: 1px solid rgba(231, 226, 213, .72); }
.mw-demo-reader p { margin: 0 0 8px; font-family: Georgia, "Times New Roman", serif; color: var(--mw-ink); font-size: clamp(17px, 1.55vw, 21px); line-height: 1.65; }
.mw-demo-reader p:last-child { margin-bottom: 0; }
.mw-word-chip { border: 0; background: #eef5ff; color: #235989; border-radius: 6px; padding: 1px 5px; font: inherit; cursor: pointer; transition: background .16s ease, box-shadow .16s ease, transform .16s ease; }
.mw-word-chip.focus { background: #fff0b8; color: #6d5311; box-shadow: inset 0 -2px 0 rgba(185, 110, 34, .18); }
.mw-word-chip.soft { cursor: default; }
.mw-word-chip:hover, .mw-word-chip:focus-visible { background: #ffe99a; transform: translateY(-1px); box-shadow: 0 8px 18px rgba(185, 110, 34, .12); outline: none; }
.mw-word-card { display: grid; gap: 5px; padding: 15px; border-radius: 8px; background: #f7fbf8; border: 1px solid var(--mw-line); transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.mw-word-card.active { transform: translateY(-2px); border-color: rgba(38, 114, 76, .35); box-shadow: 0 14px 28px rgba(31, 45, 35, .08); }
.mw-word-card strong { color: var(--mw-green-dark); font-size: 22px; }
.mw-word-card small { color: var(--mw-muted); line-height: 1.5; }
.mw-word-card em { color: var(--mw-text); font-style: normal; line-height: 1.55; }
.mw-mini-cta { margin-top: 16px; min-height: 42px; display: inline-flex; align-items: center; justify-content: center; padding: 0 16px; background: var(--mw-green); color: #fff; border-radius: 8px; text-decoration: none; font-weight: 780; box-shadow: 0 12px 24px rgba(38, 114, 76, .15); transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.mw-mini-cta:hover { color: #fff; background: var(--mw-green-dark); transform: translateY(-2px); box-shadow: 0 18px 32px rgba(38, 114, 76, .2); }
.mw-section { padding: 84px clamp(18px, 5vw, 74px); max-width: 1240px; margin: 0 auto; }
.mw-band-soft { max-width: none; background: var(--mw-band); }
.mw-section-head { max-width: 760px; margin-bottom: 30px; }
.mw-section-head.compact { margin-left: auto; margin-right: auto; text-align: center; }
.mw-section h2, .mw-bottom-cta h2, .app-hero h1 { color: var(--mw-ink); font-size: clamp(30px, 4vw, 48px); line-height: 1.16; font-weight: 900; margin: 0; letter-spacing: 0; }
.mw-grid { display: grid; gap: 18px; }
.mw-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.mw-card { background: var(--mw-card); border: 1px solid var(--mw-line); border-radius: 8px; padding: 22px; box-shadow: 0 12px 32px rgba(31, 45, 35, .06); }
.mw-card { transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.mw-card:hover { transform: translateY(-3px); box-shadow: 0 18px 38px rgba(31, 45, 35, .09); border-color: var(--mw-paper-line); }
.mw-card h3 { margin: 0 0 10px; color: var(--mw-ink); font-size: 22px; font-weight: 850; }
.mw-card p { margin: 0; color: var(--mw-muted); line-height: 1.7; }
.mw-card a { display: inline-flex; margin-top: 18px; color: var(--mw-green-dark); font-weight: 800; text-decoration: none; }
.mw-card-label { width: fit-content; padding: 4px 9px; margin-bottom: 14px; border-radius: 999px; background: #fff4e6; color: #925315; font-size: 13px; font-weight: 800; }
.mw-turn { margin: 28px 0 0; color: var(--mw-green-dark); font-weight: 850; font-size: 20px; }
.mw-flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; max-width: 1120px; margin: 34px auto 0; padding: 0; list-style: none; }
.mw-flow li { min-height: 86px; display: flex; align-items: center; justify-content: center; text-align: center; padding: 14px; border-radius: 8px; background: #fff; border: 1px solid var(--mw-line); font-weight: 800; color: var(--mw-green-dark); }
.mw-mechanism { padding-top: 70px; }
.mw-step-grid { margin-top: 28px; }
.mw-step-card { background: #fffdf7; border-color: var(--mw-paper-line); }
.mw-step-icon { width: 42px; height: 42px; position: relative; display: grid; place-items: center; margin-bottom: 16px; border-radius: 8px; border: 1px solid #dfe8dd; background: #f4f8f2; color: var(--mw-green-dark); }
.mw-step-icon::before, .mw-step-icon::after { content: ''; position: absolute; border-color: currentColor; }
.icon-book::before { width: 22px; height: 16px; border: 2px solid currentColor; border-radius: 3px; background: linear-gradient(90deg, transparent 48%, currentColor 48%, currentColor 52%, transparent 52%); opacity: .86; }
.icon-mark::before { width: 22px; height: 8px; border: 2px solid currentColor; border-radius: 5px; transform: rotate(-11deg); background: rgba(255, 232, 126, .5); }
.icon-mark::after { width: 18px; height: 3px; left: 12px; bottom: 10px; border-radius: 999px; background: rgba(185, 110, 34, .26); }
.icon-card::before { width: 24px; height: 18px; border: 2px solid currentColor; border-radius: 4px; background: #fffdf7; }
.icon-card::after { width: 12px; height: 2px; left: 15px; top: 23px; border-radius: 999px; background: currentColor; box-shadow: 0 5px 0 rgba(23, 82, 54, .42); }
.mw-sample-grid { align-items: stretch; }
.sample-card { background: #fffdf7; border-color: var(--mw-paper-line); min-height: 218px; display: flex; flex-direction: column; }
.sample-card p { flex: 1; }
.mw-sample-link { min-height: 40px; width: fit-content; align-items: center; padding: 0 12px; border: 1px solid var(--mw-line); border-radius: 8px; background: #fff; }
.mw-sample-link:hover { border-color: var(--mw-green); background: #f8fbf7; }
.mw-feature-list { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.mw-feature-list div { display: grid; gap: 6px; padding: 18px; border: 1px solid rgba(216, 226, 215, .95); border-radius: 8px; background: rgba(255, 255, 255, .75); }
.mw-feature-list strong { color: var(--mw-ink); }
.mw-feature-list span { color: var(--mw-muted); }
.pricing-grid .featured { border-color: rgba(38, 114, 76, .45); box-shadow: 0 18px 42px rgba(38, 114, 76, .12); }
.mw-center-action { display: flex; justify-content: center; margin-top: 22px; }
.mw-faq { max-width: 900px; }
.mw-faq details { border-top: 1px solid var(--mw-line); padding: 18px 0; }
.mw-faq summary { cursor: pointer; color: var(--mw-ink); font-weight: 850; font-size: 18px; }
.mw-faq p { color: var(--mw-muted); line-height: 1.75; margin: 12px 0 0; }
.mw-bottom-cta { display: grid; place-items: center; gap: 20px; text-align: center; padding: 72px 18px 92px; background: #f4efe2; }
.mw-footer { display: flex; justify-content: space-between; gap: 18px; padding: 24px clamp(18px, 5vw, 74px); color: var(--mw-muted); border-top: 1px solid var(--mw-line); }
.mw-footer-links { display: flex; gap: 16px; }
.mw-footer a { color: var(--mw-muted); text-decoration: none; }

.promo-hero { min-height: calc(100vh - 64px); display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 440px); align-items: center; gap: clamp(24px, 6vw, 76px); padding: clamp(48px, 9vw, 112px) clamp(18px, 5vw, 74px); background: #f4efe2; }
.promo-copy p:not(.mw-kicker) { max-width: 620px; margin: 22px 0 28px; font-size: 21px; line-height: 1.7; }
.promo-reader { border-radius: 8px; border: 1px solid var(--mw-line); background: rgba(255, 255, 255, .88); padding: 22px; box-shadow: var(--mw-shadow); }
.promo-reader p { font-family: Georgia, "Times New Roman", serif; color: var(--mw-ink); font-size: 28px; line-height: 1.45; }
.promo-reader span { color: var(--mw-blue); background: #eaf2ff; border-bottom: 2px solid var(--mw-blue); border-radius: 6px; padding: 0 4px; }
.promo-line { color: var(--mw-muted); font-size: 14px; }
.promo-word { display: grid; gap: 4px; padding: 12px; border: 1px solid var(--mw-line); border-radius: 8px; background: #f7fbf8; }
.promo-word strong { color: var(--mw-green-dark); font-size: 22px; }
.promo-word small { color: var(--mw-muted); }
.promo-progress { height: 8px; margin-top: 16px; background: #e5ece4; border-radius: 999px; overflow: hidden; }
.promo-progress i { display: block; height: 100%; background: var(--mw-green); }
.promo-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--mw-line); border-top: 1px solid var(--mw-line); border-bottom: 1px solid var(--mw-line); }
.promo-strip span { min-height: 68px; display: grid; place-items: center; background: #fff; font-weight: 800; color: var(--mw-green-dark); text-align: center; padding: 10px; }
.promo-explain { max-width: 1120px; }

.landing-reader { min-height: calc(100vh - 64px); display: grid; grid-template-columns: minmax(0, 740px) minmax(280px, 360px); gap: clamp(18px, 4vw, 48px); align-items: start; padding: 38px clamp(18px, 5vw, 74px) 140px; }
.reader-shell { background: #fff; border: 1px solid var(--mw-line); border-radius: 8px; box-shadow: 0 14px 38px rgba(31, 45, 35, .07); overflow: hidden; }
.reader-head { display: flex; justify-content: space-between; gap: 18px; padding: 24px 24px 18px; border-bottom: 1px solid var(--mw-line); background: #fbfaf5; }
.reader-head h1 { margin: 0 0 6px; color: var(--mw-ink); font-size: clamp(25px, 3vw, 36px); font-weight: 900; }
.reader-head p { margin: 0; color: var(--mw-muted); }
.sample-switch { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.sample-switch a { min-height: 34px; display: inline-flex; align-items: center; padding: 0 10px; border: 1px solid var(--mw-line); border-radius: 8px; background: #fff; color: var(--mw-green-dark); text-decoration: none; font-weight: 800; font-size: 14px; }
.sample-switch a.active { background: #eaf6ef; border-color: var(--mw-green); color: var(--mw-green-dark); }
.reader-save { height: 38px; display: inline-flex; align-items: center; padding: 0 12px; border-radius: 8px; border: 1px solid var(--mw-line); color: var(--mw-green-dark); text-decoration: none; font-weight: 800; white-space: nowrap; }
.reader-article { padding: 28px 24px 36px; }
.reader-article p { margin: 0 0 18px; font-family: Georgia, "Times New Roman", serif; color: #151a16; font-size: clamp(18px, 2.2vw, 22px); line-height: 1.9; }
.reader-article .occ { color: var(--mw-blue); background: #eaf2ff; border-bottom: 2px solid var(--mw-blue); border-radius: 5px; padding: 0 3px; cursor: pointer; }
.reader-article .occ:hover, .reader-article .occ.active { background: #dbeaff; }
.word-panel { position: sticky; top: 86px; min-height: 260px; padding: 20px; border: 1px solid var(--mw-line); border-radius: 8px; background: #fff; box-shadow: 0 12px 32px rgba(31, 45, 35, .06); }
.word-panel-empty { color: var(--mw-muted); line-height: 1.7; }
.word-panel h2 { margin: 0 0 6px; color: var(--mw-green-dark); font-size: 30px; font-weight: 900; }
.word-panel .meaning { margin: 0 0 14px; color: var(--mw-text); font-weight: 700; }
.word-panel .origin { margin: 0 0 16px; color: var(--mw-muted); line-height: 1.7; }
.word-panel button { min-height: 40px; border: 1px solid var(--mw-line); border-radius: 8px; background: #f7fbf8; color: var(--mw-green-dark); font-weight: 800; padding: 0 12px; }
.reader-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; display: none; align-items: center; justify-content: center; gap: 18px; padding: 14px 18px env(safe-area-inset-bottom); background: rgba(255, 255, 255, .95); border-top: 1px solid var(--mw-line); box-shadow: 0 -12px 30px rgba(31, 45, 35, .10); }
.reader-cta.show { display: flex; }
.reader-cta div { display: grid; gap: 2px; }
.reader-cta strong { color: var(--mw-ink); }
.reader-cta span { color: var(--mw-muted); font-size: 14px; }

.app-home { max-width: 1060px; margin: 0 auto; padding: 60px 18px 90px; }
.app-hero { margin-bottom: 24px; }
.app-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.app-action-card { min-height: 220px; display: grid; align-content: start; gap: 12px; padding: 26px; border: 1px solid var(--mw-line); border-radius: 8px; background: #fff; text-decoration: none; box-shadow: 0 14px 38px rgba(31, 45, 35, .07); }
.app-action-card span { width: fit-content; padding: 5px 10px; border-radius: 999px; background: #eaf6ef; color: var(--mw-green-dark); font-weight: 850; }
.app-action-card strong { color: var(--mw-ink); font-size: 28px; line-height: 1.25; }
.app-action-card small { color: var(--mw-muted); font-size: 16px; line-height: 1.7; }
.app-shortcuts { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 12px; }
.app-shortcuts a { min-height: 42px; display: inline-flex; align-items: center; padding: 0 14px; border: 1px solid var(--mw-line); border-radius: 8px; background: #fff; color: var(--mw-green-dark); text-decoration: none; font-weight: 800; }

@keyframes mwFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@media (prefers-reduced-motion: reduce) {
  .mw-reading-demo { animation: none; }
  .mw-button, .mw-mini-cta, .mw-card, .mw-word-chip { transition: none; }
}

@media (max-width: 860px) {
  .mw-nav { height: 58px; padding: 0 14px; }
  .mw-nav-links { display: none; }
  .mw-menu-button { display: inline-grid; }
  .hide-sm { display: none !important; }
  .mw-hero, .promo-hero, .landing-reader { grid-template-columns: 1fr; }
  .mw-hero { min-height: auto; padding-top: 42px; padding-bottom: 46px; }
  .mw-hero::before { white-space: normal; bottom: 6px; }
  .mw-reading-demo { order: 2; }
  .mw-subtitle { max-width: 100%; }
  .mw-grid.three, .mw-feature-list, .mw-flow, .promo-strip, .app-actions { grid-template-columns: 1fr; }
  .mw-section { padding: 58px 16px; }
  .mw-footer { flex-direction: column; }
  .landing-reader { padding: 18px 12px 158px; }
  .word-panel { position: static; }
  .reader-head { flex-direction: column; }
  .reader-cta { align-items: stretch; flex-direction: column; }
  .reader-cta .mw-button { width: 100%; }
}

@media (max-width: 480px) {
  .mw-brand span:last-child { display: none; }
  .mw-auth { gap: 6px; }
  .mw-button { width: 100%; }
  .mw-actions { width: 100%; }
  .mw-hero h1, .promo-hero h1 { font-size: 42px; }
  .mw-demo-reader p, .promo-reader p { font-size: 18px; }
  .mw-reading-demo { padding: 16px; }
  .mw-demo-reader { padding: 14px; }
  .mw-trust-line { width: 100%; justify-content: center; text-align: center; }
}