:root {
  color-scheme: light;
  --paper: #f7f6f2;
  --ink: #233b32;
  --green: #2e5949;
  --muted: #68766d;
  --line: #dce1d8;
  --soft: #eef0e8;
  --white: #fffefa;
  --radius: 24px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 26px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 16px; line-height: 1.8; }
a { color: inherit; text-decoration: none; text-underline-offset: 5px; }
a:hover { text-decoration: underline; }
img { display: block; max-width: 100%; height: auto; }
figure, h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-weight: 650; }
ul, ol { padding: 0; }
::selection { background: #cedece; color: #153629; }
:focus-visible { outline: 3px solid #647e42; outline-offset: 5px; border-radius: 5px; }
.shell { width: min(1180px, calc(100% - 72px)); margin-inline: auto; }
.section { padding-block: 112px; }
.eyebrow { margin-bottom: 22px; color: var(--green); font-size: 12px; font-weight: 650; letter-spacing: .13em; line-height: 1.6; }
h2 { font-size: clamp(34px, 4.1vw, 49px); line-height: 1.3; letter-spacing: -.045em; }
h3 { font-size: 23px; line-height: 1.5; letter-spacing: -.035em; }
.section-heading { max-width: 760px; margin-bottom: 56px; }
.section-heading > p:last-child:not(.eyebrow) { margin-top: 22px; color: var(--muted); line-height: 1.9; }
.centered { margin-inline: auto; text-align: center; }
.text-link { display: inline-flex; align-items: center; gap: 12px; font-size: 14px; font-weight: 600; color: var(--green); }
.skip-link { position: absolute; z-index: 100; left: 16px; top: 10px; padding: 10px 18px; color: var(--white); background: var(--green); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.product-nav { display: flex; align-items: center; gap: 12px; padding-block: 23px 19px; border-bottom: 1px solid var(--line); }
.product-entry { display: flex; align-items: center; gap: 10px; min-height: 52px; padding: 8px 16px 8px 10px; border: 1px solid transparent; border-radius: 15px; font-size: 14px; font-weight: 550; color: #617167; white-space: nowrap; }
.product-entry img { flex: 0 0 36px; width: 36px; height: 36px; border-radius: 9px; }
.product-entry:hover { text-decoration: none; color: var(--green); background: #eeeee7; }
.product-entry.current { color: var(--green); background: #e9eee5; border-color: #dce4d7; }
.product-entry.current img { background: #205b47; }
.section-nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 20px; }
.wordmark { font-size: 19px; font-weight: 650; letter-spacing: -.04em; }
.section-nav nav { display: flex; align-items: center; gap: 30px; font-size: 13px; font-weight: 550; color: var(--muted); }
.nav-download { color: var(--green); }
.nav-download span { margin-left: 7px; }
.hero { display: grid; grid-template-columns: 1.15fr 1fr; align-items: center; gap: 35px; padding-top: 36px; padding-bottom: 86px; }
.hero-copy { padding-block: 36px; }
.hero .eyebrow { display: flex; gap: 9px; align-items: center; margin-bottom: 29px; font-size: 11px; letter-spacing: .12em; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: #6d8d59; box-shadow: 0 0 0 4px #e8ede0; }
h1 { font-size: clamp(45px, 5.15vw, 65px); line-height: 1.22; letter-spacing: -.065em; }
.hero-tagline { margin-top: 27px; font-size: 23px; font-weight: 550; letter-spacing: -.03em; }
.hero-description { margin-top: 18px; font-size: 16px; line-height: 1.9; color: var(--muted); }
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 35px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; padding: 15px 25px; border-radius: 12px; font-size: 14px; font-weight: 600; line-height: 1.5; transition: background-color 160ms ease, transform 160ms ease; }
.button:hover { text-decoration: none; transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--green); box-shadow: 0 8px 22px #2e594911; }
.button-primary:hover { background: #244a3c; }
.button:active { transform: translateY(0); }
.hero-facts { display: flex; flex-wrap: wrap; gap: 5px 17px; margin: 20px 0 0; list-style: none; color: var(--muted); font-size: 11px; }
.hero-facts li + li::before { display: inline-block; margin-right: 14px; color: #a7b1a5; content: "·"; }
.hero-note { display: flex; align-items: center; gap: 13px; margin-top: 45px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.hero-note strong { color: var(--green); font-size: 14px; font-weight: 550; }
.note-line { height: 36px; width: 2px; background: #bdc9ac; }
.hero-visual { position: relative; display: flex; align-items: center; flex-direction: column; padding-top: 10px; }
.hero-visual::before { position: absolute; z-index: -1; content: ""; inset: 9% -2% 8%; border-radius: 50%; background: radial-gradient(ellipse, #e1e7d8 0, #ecefe4 42%, transparent 72%); }
.desktop-shot { width: min(300px, 100%); overflow: hidden; border: 6px solid #fafbf6; border-radius: 34px; box-shadow: 0 24px 55px -18px #2f483741, 0 0 0 1px #dce1d8; }
.desktop-shot img { width: 100%; }
.hero-visual figcaption { display: flex; align-items: center; gap: 7px; margin-top: 22px; font-size: 11px; color: var(--muted); text-align: center; }
.caption-dot { width: 5px; height: 5px; border-radius: 50%; background: #8ca47b; }
.features { padding-top: 80px; border-top: 1px solid var(--line); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.feature-number { display: inline-block; margin-bottom: 20px; font-size: 13px; font-weight: 550; color: #859673; font-variant-numeric: tabular-nums; }
.feature h3 { font-size: 21px; }
.feature p { margin-top: 14px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.feature .text-link { margin-top: 24px; font-size: 12px; }
.widget-section { background: #ecefe6; }
.widget-sizes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin: 0; list-style: none; }
.widget-sizes li { padding: 24px 26px; border-top: 1px solid #ccd7c4; }
.size-label { color: var(--green); font-size: 13px; font-weight: 650; font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.widget-sizes h3 { margin-top: 8px; font-size: 21px; }
.widget-sizes p { margin-top: 10px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.size-note { margin: 12px 0 34px; color: var(--muted); font-size: 11px; text-align: center; line-height: 1.9; }
.widget-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.widget-card { display: flex; flex-direction: column; min-width: 0; padding: 38px 36px 22px; background: var(--white); border: 1px solid #dfe4d8; border-radius: var(--radius); overflow: hidden; }
.small-label { display: inline-block; margin-bottom: 15px; font-size: 11px; font-weight: 650; letter-spacing: .08em; color: var(--green); }
.widget-card h3 { font-size: 26px; }
.widget-card-copy > p { margin-top: 15px; font-size: 14px; color: var(--muted); line-height: 1.9; }
.check-list { margin: 20px 0 28px; list-style: none; font-size: 12px; color: #5f7062; line-height: 2; }
.check-list li { position: relative; padding-left: 18px; }
.check-list li::before { position: absolute; left: 0; content: "✓"; color: #7d9765; }
.app-capture { margin-top: auto; }
.app-capture img { width: 100%; border: 1px solid #e7eae5; border-radius: 12px; }
.app-capture figcaption { margin-top: 13px; font-size: 10px; text-align: center; color: var(--muted); }
.section-note { max-width: 850px; margin: 28px auto 0; color: var(--muted); font-size: 12px; text-align: center; line-height: 1.9; }
.message-section { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 88px; }
.message-copy > p:not(.eyebrow) { margin-top: 22px; color: var(--muted); font-size: 14px; line-height: 1.95; }
.plain-note { margin-top: 30px; padding-left: 20px; border-left: 2px solid #c1cfb3; font-size: 13px; }
.plain-note strong { font-weight: 600; }
.plain-note p { margin-top: 8px; color: var(--muted); line-height: 1.9; }
.message-comparison { min-width: 0; padding: 30px; border: 1px solid var(--line); background: #f0f0e9; border-radius: 22px; }
.message-figure figcaption { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; font-size: 12px; font-weight: 600; }
.message-figure figcaption span { color: #92a082; font-size: 10px; }
.message-figure img { width: 100%; border: 1px solid #e3e7df; border-radius: 9px; box-shadow: 0 7px 15px #35453305; }
.flow-arrow { padding-block: 10px; color: #8d9e7c; font-size: 22px; text-align: center; }
.image-note { margin-top: 18px; color: var(--muted); font-size: 10px; line-height: 1.8; text-align: center; }
.guide-section { background: #efeee7; border-block: 1px solid #e5e5dc; }
.setup-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 38px 36px; margin: 0; list-style: none; counter-reset: none; }
.setup-grid > li { border-top: 1px solid #ced7c6; padding-top: 22px; }
.step-number { display: block; margin-bottom: 14px; font-size: 25px; font-weight: 350; line-height: 1.4; color: #96a685; letter-spacing: -.03em; }
.setup-grid h3 { margin-bottom: 12px; font-size: 19px; }
.setup-grid p { color: #57665b; font-size: 13px; line-height: 1.95; }
.setup-grid a { text-decoration: underline; }
.setup-grid .step-note { margin-top: 11px; font-size: 12px; color: #75806f; }
.widget-howto { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 50px; margin-top: 56px; padding: 36px 40px; border-radius: 20px; background: #f9f8f2; border: 1px solid #e1e3d6; }
.widget-howto .eyebrow { margin-bottom: 12px; font-size: 10px; }
.widget-howto h3 { font-size: 22px; }
.widget-howto div > p:last-child { margin-top: 10px; font-size: 12px; color: var(--muted); }
.widget-howto ol { padding-left: 22px; margin: 0; color: #586a5a; font-size: 13px; line-height: 2.15; }
.xiaomi-note { grid-column: 1 / -1; padding-top: 18px; border-top: 1px solid #e1e4d6; color: var(--muted); font-size: 12px; }
.xiaomi-note strong { color: #52634f; font-weight: 600; }
.pricing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-bottom: 58px; }
.price-card { padding: 34px 36px; border-radius: 20px; background: #e8eee1; border: 1px solid #d9e2cf; }
.price-card.optional { background: #efeee7; border-color: #e2e2d8; }
.price-card h3 { font-size: 23px; }
.price-card > p:not(.small-label) { margin-top: 16px; font-size: 14px; color: #5e6c5e; line-height: 1.9; }
.price-card > p.subtle { color: #727c6b; font-size: 12px; }
.boundary-list { display: grid; grid-template-columns: 1fr 1fr; gap: 36px 52px; }
.boundary-list article { display: flex; align-items: flex-start; gap: 16px; border-top: 1px solid var(--line); padding-top: 24px; }
.boundary-list article > span { margin-top: 3px; color: #8b9b7e; font-size: 11px; }
.boundary-list h3 { font-size: 16px; }
.boundary-list p { margin-top: 10px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.faq-section { display: grid; grid-template-columns: 1fr 1.45fr; gap: 70px; padding-top: 15px; }
.faq-heading h2 { font-size: 39px; }
.faq-heading .text-link { margin-top: 25px; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { position: relative; padding: 21px 30px 21px 0; color: #3c5143; font-size: 14px; font-weight: 600; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { position: absolute; right: 2px; top: 18px; content: "+"; color: #859775; font-size: 22px; font-weight: 350; }
details[open] summary::after { content: "−"; }
details p { padding: 0 28px 24px 0; color: var(--muted); font-size: 13px; line-height: 1.9; }
.download-section { background: #2e5949; color: #f7f8ee; }
.download-inner { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 92px; }
.download-icon { width: 76px; height: 76px; border-radius: 20px; margin-bottom: 30px; background: #205b47; box-shadow: 0 0 0 1px #ffffff20; }
.download-copy .eyebrow { color: #c6d7b6; font-size: 10px; margin-bottom: 15px; }
.download-copy h2 { font-size: 42px; }
.download-copy > p:not(.eyebrow) { margin-top: 20px; color: #d0dccb; font-size: 14px; line-height: 1.9; }
.button-light { margin-top: 30px; background: #f4f5e9; color: #2e5949; }
.button-light:hover { background: #e5eccf; }
.download-copy p.download-hint { font-size: 11px; color: #b5c9b4; margin-top: 16px; }
.release-details { min-width: 0; padding: 35px 32px; border: 1px solid #63816c; background: #ffffff05; border-radius: 20px; }
.release-details h3 { font-size: 18px; }
.release-details dl { margin: 20px 0 0; }
.release-details dl > div { display: grid; grid-template-columns: 100px 1fr; gap: 14px; border-bottom: 1px solid #75917a55; padding-block: 14px; font-size: 12px; line-height: 1.8; }
.release-details dt { color: #b7ccb8; }
.release-details dd { margin: 0; min-width: 0; color: #e7eedf; }
.release-details .filename { overflow-wrap: anywhere; }
.release-details dl > .checksum-row { display: block; border-bottom: 0; }
.checksum-row dd { margin-top: 8px; }
.checksum-row code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 11px; overflow-wrap: anywhere; }
.release-notice { margin-top: 8px; font-size: 11px; line-height: 1.9; color: #bdd0ba; }
.download-checksum { display: inline-block; margin-top: 18px; font-size: 11px; color: #e2ebd5; }
.download-section :focus-visible { outline-color: #e6f2c7; }
.site-footer { padding-block: 45px 30px; }
.footer-top { display: flex; justify-content: space-between; align-items: center; gap: 25px; }
.footer-top strong { font-size: 17px; font-weight: 600; }
.footer-top p { color: var(--muted); font-size: 11px; margin-top: 5px; }
.footer-top nav { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 24px; font-size: 11px; color: var(--muted); }
.creator-note { margin-top: 27px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.creator-note strong { color: var(--green); font-weight: 600; }
.legal { margin-top: 33px; border-top: 1px solid var(--line); padding-top: 20px; color: #75806f; font-size: 10px; }
.legal span { padding-inline: 5px; }
@media (min-width: 1500px) { .hero { padding-top: 55px; } }
@media (max-width: 1050px) {
  .shell { width: calc(100% - 56px); }
  .hero { gap: 16px; }
  h1 { font-size: 51px; }
  .desktop-shot { width: 272px; }
  .hero .actions { gap: 19px; }
  .hero .button { padding-inline: 19px; }
  .hero .text-link { font-size: 12px; }
  .hero-facts { max-width: 350px; gap: 4px 10px; }
  .hero-facts li + li::before { margin-right: 9px; }
  .feature-grid { gap: 25px; }
  .widget-card { padding: 30px 25px 20px; }
  .widget-card h3 { font-size: 23px; }
  .message-section { gap: 45px; }
  .message-comparison { padding: 23px; }
  .setup-grid { gap: 35px 26px; }
  .download-inner { gap: 40px; }
  .download-copy h2 { font-size: 37px; }
  .release-details { padding: 28px 24px; }
  .release-details dl > div { grid-template-columns: 83px 1fr; }
}
@media (max-width: 760px) {
  .shell { width: calc(100% - 40px); }
  .section { padding-block: 74px; }
  .eyebrow { margin-bottom: 17px; }
  h2 { font-size: 34px; }
  .product-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; padding-block: 15px; }
  .product-entry { gap: 9px; padding: 8px 10px; min-height: 46px; font-size: 13px; }
  .product-entry img { flex-basis: 30px; width: 30px; height: 30px; border-radius: 8px; }
  .section-nav { gap: 15px; padding-block: 17px; }
  .wordmark { font-size: 16px; }
  .section-nav nav { gap: 19px; font-size: 11px; }
  .nav-download span { margin-left: 2px; }
  .hero { grid-template-columns: 1fr; gap: 24px; padding-top: 25px; padding-bottom: 65px; }
  .hero-copy { padding-block: 12px 0; }
  .hero .eyebrow { font-size: 10px; margin-bottom: 23px; }
  h1 { font-size: clamp(40px, 8.8vw, 59px); letter-spacing: -.06em; }
  .hero-tagline { margin-top: 24px; font-size: 21px; }
  .hero-description { font-size: 14px; margin-top: 14px; }
  .hero .actions { margin-top: 26px; gap: 19px; }
  .hero .button { font-size: 13px; padding: 14px 19px; gap: 13px; }
  .hero .text-link { font-size: 12px; gap: 8px; }
  .hero-facts { max-width: none; margin-top: 16px; font-size: 10px; }
  .hero-note { margin-top: 28px; font-size: 11px; }
  .hero-note strong { font-size: 13px; }
  .hero-visual { padding-top: 17px; }
  .hero-visual::before { inset: 3% -1% 5%; }
  .desktop-shot { width: min(286px, 90%); border-radius: 32px; border-width: 5px; }
  .hero-visual figcaption { font-size: 10px; margin-top: 19px; }
  .section-heading { margin-bottom: 37px; }
  .section-heading > p:last-child:not(.eyebrow) { margin-top: 18px; font-size: 14px; }
  .features { padding-top: 60px; }
  .feature-grid { grid-template-columns: 1fr; gap: 30px; }
  .feature { border-top: 1px solid var(--line); padding-top: 22px; }
  .feature-number { margin-bottom: 8px; font-size: 11px; }
  .feature h3 { font-size: 21px; }
  .feature p { margin-top: 10px; max-width: 540px; }
  .feature .text-link { margin-top: 13px; }
  .widget-grid { grid-template-columns: 1fr; gap: 22px; }
  .widget-sizes { gap: 16px; }
  .widget-sizes li { padding: 18px 0; }
  .widget-sizes h3 { font-size: 18px; }
  .widget-sizes p { font-size: 12px; }
  .size-note { margin-top: 0; text-align: left; }
  .widget-card { padding: 29px 24px 20px; }
  .widget-card h3 { font-size: 25px; }
  .widget-card-copy > p { font-size: 14px; }
  .app-capture { width: min(440px, 100%); margin-inline: auto; }
  .check-list { margin-bottom: 25px; }
  .section-note { font-size: 11px; text-align: left; }
  .message-section { grid-template-columns: 1fr; gap: 34px; }
  .message-copy > p:not(.eyebrow) { margin-top: 18px; }
  .message-comparison { padding: 22px; }
  .setup-grid { grid-template-columns: 1fr 1fr; gap: 30px 25px; }
  .setup-grid h3 { font-size: 18px; }
  .setup-grid p { font-size: 12px; }
  .setup-grid .step-note { font-size: 11px; }
  .widget-howto { grid-template-columns: 1fr; padding: 27px 25px; gap: 20px; margin-top: 37px; }
  .widget-howto h3 { font-size: 21px; }
  .widget-howto ol { font-size: 13px; }
  .xiaomi-note { grid-column: auto; font-size: 11px; }
  .pricing-grid { grid-template-columns: 1fr; gap: 18px; margin-bottom: 36px; }
  .price-card { padding: 28px; }
  .price-card h3 { font-size: 21px; }
  .boundary-list { grid-template-columns: 1fr; gap: 25px; }
  .faq-section { grid-template-columns: 1fr; gap: 30px; padding-top: 5px; }
  .faq-heading h2 { font-size: 34px; }
  .faq-heading .text-link { margin-top: 20px; font-size: 12px; }
  .download-inner { grid-template-columns: 1fr; gap: 35px; }
  .download-copy h2 { font-size: 36px; }
  .download-icon { width: 65px; height: 65px; border-radius: 18px; margin-bottom: 25px; }
  .download-copy > p:not(.eyebrow) { font-size: 13px; }
  .release-details { padding: 28px; }
  .release-details dl > div { grid-template-columns: 94px 1fr; }
  .footer-top { align-items: flex-start; flex-direction: column; gap: 24px; }
  .footer-top nav { gap: 12px 20px; }
  .legal { line-height: 2; }
}
@media (max-width: 420px) {
  .shell { width: calc(100% - 32px); }
  .section-nav nav { gap: 14px; }
  .hero-facts { gap: 5px 8px; font-size: 9px; }
  .hero-facts li + li::before { margin-right: 7px; }
  .desktop-break { display: none; }
  .hero .actions { gap: 16px; }
  .hero .button { padding-inline: 15px; font-size: 12px; }
  .hero .text-link { font-size: 11px; gap: 5px; }
  .hero-description { max-width: 345px; }
  .setup-grid { grid-template-columns: 1fr; gap: 26px; }
  .setup-grid > li { padding-top: 20px; }
  .step-number { margin-bottom: 10px; font-size: 23px; }
  .setup-grid p { font-size: 13px; }
  .setup-grid .step-note { font-size: 12px; }
  .widget-card { padding: 26px 20px 19px; }
  .widget-sizes { grid-template-columns: 1fr; gap: 0; }
  .widget-sizes li { display: grid; grid-template-columns: 54px 1fr; column-gap: 14px; }
  .size-label { grid-row: 1 / 3; padding-top: 4px; }
  .widget-sizes h3 { margin-top: 0; }
  .widget-sizes p { margin-top: 4px; font-size: 13px; }
  .widget-card h3 { font-size: 23px; }
  .app-capture figcaption { font-size: 9px; }
  .message-comparison { padding: 18px; }
  .price-card { padding: 26px 23px; }
  .release-details { padding: 25px 21px; }
  .release-details dl > div { grid-template-columns: 84px 1fr; font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  body { background: #fff; font-size: 11pt; }
  .shell { width: 100%; }
  .site-header, .skip-link, .actions, .hero-note, .button, .footer-top nav { display: none; }
  .section { padding-block: 28px; }
  .hero { padding-block: 18px; }
  .desktop-shot { width: 190px; box-shadow: none; }
  h1 { font-size: 30pt; }
  h2 { font-size: 23pt; }
  h3 { font-size: 16pt; }
  .download-section, .release-details { background: #fff; color: #233b32; }
  .download-copy p, .download-copy .eyebrow, .release-details dt, .release-details dd, .release-notice, .download-checksum { color: #233b32; }
  .feature, .setup-grid li, .boundary-list article, .price-card { break-inside: avoid; }
}