@font-face {
  font-family: "Homia Serif";
  src: url("fonts/noto-serif-tc-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
:root {
  color-scheme: light;
  --paper: #fbf8f0;
  --white: #fffdf8;
  --ink: #303e35;
  --muted: #5c6659;
  --green: #3e5848;
  --forest: #2f4034;
  --cream: #f4efe3;
  --space-section: clamp(72px, 9vw, 132px);
  --sage: #ebeee5;
  --line: #d9ddcf;
  --clay: #984b34;
  --peach: #f3e9dc;
  --radius-card: 8px;
  --radius-arch: 180px 180px 20px 20px;
  --serif: "Homia Serif", "Songti TC", "Noto Serif TC", "Source Han Serif TC", serif;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  font-size: 16px;
  line-height: 1.8;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--paper); color: var(--ink); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: 5px; }
button, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--clay); outline-offset: 6px; border-radius: 4px; }
.apple-download a:focus-visible { outline-color: var(--paper); }
::selection { background: #e0e6d6; color: #24392b; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { font-weight: 600; text-wrap: balance; }
.home h1, .home h2, .home h3, .home .letter-meta,
.home .letter-signature, .home .faq-group, .home .hero-art figcaption {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: .01em;
}
p { text-wrap: pretty; }
strong { font-weight: 650; }
.wrap { width: min(1200px, calc(100% - 96px)); margin-inline: auto; }
.section-space { padding-block: var(--space-section); }
.eyebrow { color: var(--green); font-size: .76rem; font-weight: 600; letter-spacing: .08em; margin-bottom: 18px; }
.section-heading h2 { max-width: 19em; font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1.55; letter-spacing: .015em; }
.section-heading > p:not(.eyebrow) { margin-top: 22px; max-width: 32em; color: var(--muted); }
.text-link { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 44px; font-weight: 600; font-size: .92rem; text-decoration-thickness: 1px; }
.text-link:hover { text-decoration-thickness: 2px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 18px; min-height: 52px; padding: 12px 24px; border: 1px solid transparent; border-radius: 8px; text-decoration: none; font-size: .93rem; font-weight: 600; line-height: 1.7; transition: background-color .18s ease, color .18s ease; }
.button-primary { background: var(--green); color: var(--white); }
.button-primary:hover { background: #2e4537; }
.button-cream { background: var(--paper); color: var(--green); }
.button-cream:hover { background: #e8eddf; }
.button-outline { color: var(--green); border-color: #9ba995; background: transparent; }
.button-outline:hover { background: #e4e9dd; }
.quiet-note { color: var(--muted); font-size: .77rem; line-height: 1.9; }
.skip-link { position: absolute; top: -100px; left: 16px; z-index: 10; padding: 12px 20px; background: var(--ink); color: white; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 5; background: var(--paper); border-bottom: 1px solid #e7e6dc; }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 88px; gap: 24px; }
.brand { display: flex; align-items: center; min-height: 44px; gap: 11px; text-decoration: none; flex-shrink: 0; }
.brand img { border-radius: 12px; }
.brand > span { display: flex; align-items: baseline; gap: 12px; font-size: 1.55rem; font-weight: 650; letter-spacing: .12em; }
.brand small { font-size: .64rem; font-weight: 550; letter-spacing: .16em; }
.site-header nav { display: flex; align-items: center; gap: 34px; }
.site-header nav a { display: inline-flex; align-items: center; min-height: 44px; font-size: .85rem; text-decoration: none; }
.site-header nav a:hover { color: var(--green); text-decoration: underline; }
.site-header nav .nav-download { gap: 0; border: 1px solid #b9c1b0; padding: 8px 18px; border-radius: 8px; }
.hero { display: grid; grid-template-columns: minmax(0, .98fr) minmax(0, 1.02fr); gap: clamp(32px, 5vw, 72px); align-items: center; padding-block: 56px; }
.hero-copy { min-width: 0; }
.hero h1 { font-size: clamp(2rem, 3.6vw, 3rem); line-height: 1.5; }
.hero h1 em { color: var(--clay); font-style: normal; }
.hero-description { max-width: 30em; margin-top: 24px; color: var(--muted); line-height: 1.95; font-size: 1rem; }
.hero-actions { display: flex; align-items: flex-start; flex-direction: column; gap: 11px; margin-top: 28px; }
.hero-actions .text-link { font-size: .84rem; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 4px 0; margin: 24px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .76rem; }
.hero-facts li + li::before { content: "·"; padding-inline: 10px; color: #7b8772; }
.hero-art { min-width: 0; }
.hero-art > img { width: 100%; height: clamp(500px, 64vh, 660px); object-fit: cover; object-position: center 49%; border-radius: var(--radius-arch); }
.hero-art figcaption { margin-top: 12px; font-size: .75rem; color: var(--muted); letter-spacing: .02em; }
.story { background: var(--sage); }
.letter { max-width: 36rem; margin-inline: auto; }
.letter-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 16px; padding-bottom: 14px; border-bottom: 1px solid #ced5c2; color: var(--green); font-size: .8rem; }
.letter-meta time { color: var(--muted); white-space: nowrap; }
.letter-head h2 { margin-block: 32px; font-size: clamp(1.65rem, 2.8vw, 2.1rem); line-height: 1.6; }
.letter > p { font-size: 1rem; line-height: 2.1; }
.letter > p + p { margin-top: 23px; }
.letter > .letter-lead { font-size: 1.08rem; color: var(--green); }
.letter-signature { display: flex; align-items: center; gap: 12px; margin-top: 36px; color: var(--green); font-size: .9rem; }
.everyday-heading { margin-bottom: 44px; }
.everyday-heading h2 { max-width: 15em; }
.everyday-layout { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: clamp(48px, 7vw, 100px); align-items: start; }
.everyday-copy { min-width: 0; }
.care-item { padding-block: 25px; border-top: 1px solid var(--line); }
.care-item:last-child { border-bottom: 1px solid var(--line); }
.care-item h3 { font-size: 1.13rem; margin-bottom: 8px; }
.care-item p { max-width: 42em; color: var(--muted); font-size: 1rem; line-height: 1.95; }
.care-item .task-scenario { margin-top: 14px; }
.task-proof { margin-top: 14px; border-bottom: 0; }
.task-proof summary { min-height: 44px; padding: 10px 0; font-size: .9rem; }
.task-shots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; padding: 14px 0 0; }
.task-shots figure { width: 100%; max-width: 260px; justify-self: center; }
.task-shots a { display: block; border: 1px solid var(--line); border-radius: 4px; }
.task-shots img { width: 100%; height: auto; border-radius: 4px; }
.task-shots figcaption { margin-top: 10px; color: var(--muted); font-size: .78rem; line-height: 1.8; }
.gratitude-note { background: var(--peach); padding: 24px 28px; border-radius: 2px; margin-top: 28px; box-shadow: 0 2px 7px #303e3508; }
.note-label { color: var(--clay); font-size: .76rem; letter-spacing: .1em; margin-bottom: 10px; }
.gratitude-note h3 { font-size: 1.5rem; line-height: 1.6; color: #634d3d; margin-bottom: 12px; }
.gratitude-note > p:not(.note-label) { font-size: 1rem; color: #6d5d4d; margin-top: 8px; line-height: 1.85; }
.gratitude-note .note-ending { font-weight: 600; }
.app-shot { width: 100%; max-width: 290px; justify-self: center; }
.app-shot > a { display: block; border: 1px solid var(--line); border-radius: 4px; }
.app-shot img { width: 100%; height: auto; border-radius: 4px; }
.app-shot figcaption { margin-top: 12px; font-size: .78rem; color: var(--muted); text-align: center; }
.watch-band { background: var(--forest); color: var(--cream); }
.watch-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.watch-band .eyebrow { color: #c9b49a; font-size: .76rem; }
.watch-copy h2 { color: var(--cream); font-size: clamp(1.8rem, 3vw, 2.5rem); line-height: 1.5; margin-bottom: 22px; }
.watch-copy h2 em { font-style: normal; color: #e6c3ad; }
.watch-band p { color: #d3dacb; font-size: 1rem; line-height: 1.95; }
.watch-copy p + p { margin-top: 17px; }
.watch-steps { list-style: none; margin: 0; padding: 0; }
.watch-steps li { padding-block: 18px; border-bottom: 1px solid #65735f; }
.watch-steps li:first-child { padding-top: 0; }
.watch-steps h3 { margin-bottom: 6px; font-size: 1.12rem; color: var(--cream); }
.watch-band .watch-conditions { margin-top: 22px; color: #aeb9a7; font-size: .76rem; line-height: 1.95; }
.watch-band a:focus-visible { outline-color: var(--cream); }
.privacy-band { background: var(--paper); border-top: 1px solid #e7e6dc; }
.privacy-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(40px, 6vw, 96px); }
.privacy-details > div { display: block; padding-bottom: 24px; }
.privacy-details > div + div { padding-top: 24px; border-top: 1px solid #d4d9ca; }
.privacy-details h3 { font-size: 1.08rem; }
.privacy-details p { color: var(--muted); font-size: 1rem; margin-top: 8px; }
.download-heading { text-align: left; margin-bottom: 44px; }
.download-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 22px; }
.apple-download { display: grid; grid-template-columns: 1fr 170px; align-items: center; gap: 24px; background: var(--forest); color: var(--paper); border-radius: var(--radius-card); padding: 40px 32px; }
.platform-label { display: block; font-size: .79rem; letter-spacing: .1em; margin-bottom: 19px; }
.apple-download .platform-label { color: #d3ddca; }
.download-grid h3 { font-size: 1.7rem; line-height: 1.65; margin-bottom: 15px; }
.download-grid p { font-size: 1rem; line-height: 1.95; }
.apple-download p { color: #e2e7da; }
.download-grid .button { margin-top: 23px; }
.download-grid .platform-detail { margin-top: 16px; font-size: .73rem; }
.qr-block { text-align: center; }
.qr-block > a { display: block; background: white; border-radius: 4px; padding: 0; overflow: hidden; }
.qr-block img { width: 100%; aspect-ratio: 1; }
.qr-block figcaption a { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-size: .78rem; color: #e4e9dd; }
.android-download { background: var(--peach); border-radius: var(--radius-card); padding: 40px 32px; }
.android-download .platform-label { color: var(--green); }
.android-download > p { color: #6d5d4d; }
.android-guide { background: var(--paper); border-top: 1px solid #eeede3; border-bottom: 1px solid #eeede3; }
.guide-layout { display: grid; grid-template-columns: .8fr 1.5fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.guide-intro { position: sticky; top: 128px; }
.guide-intro > p:not(.eyebrow) { font-size: 1rem; }
.guide-map { margin-block: 29px 12px; display: flex; align-items: flex-start; flex-direction: column; gap: 3px; color: var(--green); font-size: .9rem; }
.guide-map span:nth-child(even) { padding-left: 4px; color: #96a48d; }
.guide-intro .quiet-note { font-size: .77rem !important; }
.steps { list-style: none; margin: 0; padding: 0; }
.steps > li { display: grid; grid-template-columns: 44px 1fr; gap: 22px; padding-block: 29px 33px; border-top: 1px solid var(--line); }
.steps > li:first-child { padding-top: 0; border-top: 0; }
.steps > li:last-child { padding-bottom: 0; }
.step-number { display: block; padding-top: 6px; color: var(--clay); font-size: .8rem; font-variant-numeric: tabular-nums; }
.steps h3 { font-size: 1.17rem; margin: 3px 0 14px; }
.steps p { color: var(--muted); font-size: 1rem; line-height: 2; }
.steps p + p { margin-top: 12px; }
.steps .button { margin-top: 20px; font-size: .9rem; }
.steps .step-help { font-size: .79rem; line-height: 1.95; margin-top: 15px; }
.steps .text-link { margin-top: 9px; }
.faq-section { max-width: 960px; }
.faq-section .section-heading { margin-bottom: 38px; }
.faq-group { font-size: 1.05rem; color: var(--green); padding: 30px 0 12px; margin: 0; }
.faq-list > .faq-group:first-child { padding-top: 0; }
.faq-group + details { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; list-style: none; padding: 22px 3px; min-height: 64px; font-size: 1rem; font-weight: 600; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--ink); font-size: 1.3rem; font-weight: 500; flex-shrink: 0; }
details[open] summary::after { content: "−"; }
details > div { padding: 0 32px 26px 3px; color: var(--muted); font-size: 1rem; line-height: 2; }
details p + p { margin-top: 14px; }
details p a, .footer-fineprint a { display: inline-flex; align-items: center; min-height: 44px; }
.closing-note { padding-block: 36px 96px; text-align: center; }
.closing-note img { margin: 0 auto 22px; border-radius: 20px; }
.closing-note h2 { font-size: clamp(1.65rem, 3vw, 2.25rem); line-height: 1.7; }
.closing-note p { color: var(--muted); margin-block: 20px; font-size: 1rem; line-height: 2; }
.mobile-break { display: none; }
.site-footer { background: #edf0e6; padding-block: 36px 24px; }
.footer-top { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: center; padding-bottom: 28px; border-bottom: 1px solid #d6ddcb; }
.footer-brand { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; font-size: 1.45rem; font-weight: 650; letter-spacing: .1em; }
.footer-brand span { font-size: .64rem; margin-left: 7px; letter-spacing: .13em; }
.footer-top p { color: var(--muted); font-size: .81rem; }
.footer-top .text-link { margin-left: auto; font-size: .8rem; }
.footer-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; padding-block: 15px 5px; gap: 12px; font-size: .75rem; color: var(--muted); }
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: 2px 26px; }
.footer-bottom nav a { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
.footer-bottom nav a:hover { text-decoration: underline; }
.footer-fineprint { color: var(--muted); font-size: .7rem; line-height: 1.9; }
@media (max-width: 1100px) {
  .wrap { width: calc(100% - 64px); }
  .hero { gap: 32px; }
  .hero-art > img { height: 560px; }
  .privacy-grid, .guide-layout { gap: 56px; }
  .everyday-layout { grid-template-columns: minmax(0, 1fr) 260px; gap: 42px; }
  .download-grid { grid-template-columns: 1.4fr 1fr; gap: 18px; }
  .apple-download { grid-template-columns: 1fr; padding: 32px; }
  .qr-block { width: 164px; }
  .apple-download br { display: none; }
  .android-download { padding: 32px; }
}
@media (max-width: 767px) {
  html { scroll-padding-top: 92px; }
  .wrap { width: calc(100% - 40px); }
  .section-space { padding-block: 64px; }
  .header-inner { min-height: 74px; gap: 12px; }
  .brand { gap: 6px; }
  .brand img { width: 40px; height: 40px; }
  .brand > span { gap: 0; font-size: 1.35rem; }
  .brand small { display: none; }
  .site-header nav { gap: 15px; }
  .site-header nav a { font-size: .74rem; }
  .site-header nav a[href="#everyday"] { display: none; }
  .site-header nav .nav-download { padding: 7px 11px; gap: 9px; }
  .hero { grid-template-columns: 1fr; gap: 20px; padding-block: 32px 44px; }
  .hero-copy { padding-block: 8px; }
  .eyebrow { font-size: .73rem; margin-bottom: 19px; }
  .hero h1 { font-size: clamp(1.8rem, 6.5vw, 2.9rem); line-height: 1.65; letter-spacing: 0; }
  .hero-description { font-size: 1rem; margin-top: 19px; }
  .hero-actions { margin-top: 24px; gap: 9px; align-items: flex-start; }
  .hero-art { width: 100%; }
  .hero-art > img { height: clamp(360px, 104vw, 510px); object-position: center 53%; border-radius: 150px 150px 18px 18px; }
  .hero-art figcaption { font-size: .69rem; }
  .privacy-grid, .everyday-layout, .guide-layout, .watch-layout { grid-template-columns: 1fr; gap: 35px; }
  .section-heading h2 { font-size: clamp(1.65rem, 5.4vw, 2.2rem); }
  .section-heading > p:not(.eyebrow) { font-size: 1rem; }
  .everyday-heading { margin-bottom: 30px; }
  .care-item { padding-block: 24px; }
  .care-item h3 { font-size: 1.04rem; }
  .task-shots { grid-template-columns: 1fr; }
  .gratitude-note { padding: 24px; }
  .gratitude-note h3 { font-size: 1.45rem; }
  .app-shot { max-width: 280px; }
  .watch-copy h2 { font-size: 1.8rem; }
  .privacy-details > div:last-child { padding-bottom: 0; }
  .download-heading { text-align: left; margin-bottom: 30px; }
  .download-heading br { display: none; }
  .download-grid { grid-template-columns: 1fr; gap: 18px; }
  .download-grid h3 { font-size: 1.6rem; }
  .apple-download, .android-download { padding: 30px 25px; }
  .apple-download { grid-template-columns: 1fr; gap: 24px; }
  .qr-block { width: 192px; margin-inline: auto; }
  .qr-block figcaption a { font-size: .8rem; }
  .guide-intro { position: static; }
  .guide-map { flex-direction: row; flex-wrap: wrap; gap: 4px 7px; font-size: .78rem; margin-block: 25px 12px; }
  .guide-map span:nth-child(even) { transform: rotate(-90deg); padding: 0; }
  .steps > li { grid-template-columns: 32px 1fr; gap: 12px; padding-block: 27px; }
  .step-number { font-size: .75rem; margin-top: 2px; }
  .steps h3 { font-size: 1.07rem; margin-top: 0; }
  .steps .button { padding-inline: 15px; gap: 10px; font-size: .83rem; }
  .steps .step-help { font-size: .77rem; }
  .faq-section .section-heading { margin-bottom: 25px; }
  summary { font-size: 1rem; padding-block: 21px; }
  details > div { padding-right: 12px; }
  .closing-note { padding-block: 12px 64px; }
  .mobile-break { display: inline; }
  .footer-top { display: grid; gap: 5px; padding-bottom: 20px; }
  .footer-top .text-link { margin: 8px 0 0; justify-content: flex-start; }
  .footer-bottom { gap: 4px; padding-block: 12px; }
  .footer-bottom nav { column-gap: 17px; }
  .footer-fineprint { font-size: .68rem; }
}
@media (max-width: 359px) {
  .site-header nav { gap: 10px; }
  .site-header nav a[href="#story"] { display: none; }
  .hero h1 { font-size: 1.78rem; }
  .button { padding-inline: 17px; gap: 12px; font-size: .87rem; }
  .steps > li { grid-template-columns: 26px 1fr; gap: 10px; }
  .steps .button { padding-inline: 9px; font-size: .77rem; }
  .footer-bottom nav { column-gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  .site-header { position: static; }
  .guide-intro { position: static; }
  .hero-art { max-width: 300px; margin-right: 0; }
  .watch-band { background: none; color: #000; }
  .watch-band p, .watch-band h2, .watch-band h3, .watch-band .watch-conditions, .watch-band .eyebrow, .watch-copy h2 em { color: #000; }
  .section-space { padding-block: 30px; }
  .button { border: 1px solid currentColor; }
  details > div { display: block !important; }
}