:root {
  font-family: 'PingFang HK', 'Microsoft JhengHei', 'Noto Sans TC', system-ui, sans-serif;
  color: #20383b;
  background: #f7f4ec;
  font-synthesis: none;
  --ink: #20383b;
  --muted: #607679;
  --teal: #176c76;
  --teal-dark: #0f4e56;
  --teal-soft: #dceceb;
  --cream: #f7f4ec;
  --paper: #fffdf8;
  --line: #ccd9d7;
  --orange: #df8d42;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--cream); color: var(--ink); }
body, button, input { font: inherit; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.skip-link { position: fixed; z-index: 999; left: 16px; top: -60px; padding: 10px 14px; border-radius: 8px; background: var(--ink); color: white; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; z-index: 80; top: 0; border-bottom: 1px solid #cfdad8cc; background: #fffdf8eF; backdrop-filter: blur(14px); }
.site-header-inner { width: min(1160px, calc(100% - 36px)); height: 68px; display: flex; align-items: center; justify-content: space-between; margin: auto; }
.site-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.site-brand > span { width: 39px; height: 39px; display: grid; place-items: center; border-radius: 11px; background: var(--teal); color: white; font-size: 19px; font-weight: 900; box-shadow: 0 7px 18px #176c7630; }
.site-brand strong, .site-brand small { display: block; }.site-brand strong { font-size: 17px; line-height: 1.05; }.site-brand small { margin-top: 4px; color: var(--muted); font-size: 9px; font-weight: 600; letter-spacing: .08em; }
.desktop-nav { display: flex; align-items: center; gap: 5px; }.desktop-nav a { padding: 9px 13px; border-radius: 999px; color: #50696c; font-size: 13px; font-weight: 700; text-decoration: none; }.desktop-nav a:hover, .desktop-nav a.active { background: var(--teal-soft); color: var(--teal-dark); }
.mobile-nav { display: none; position: relative; }.mobile-nav summary { padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; color: var(--teal-dark); font-size: 12px; font-weight: 800; cursor: pointer; list-style: none; }.mobile-nav summary::-webkit-details-marker { display: none; }.mobile-nav nav { position: absolute; right: 0; top: 44px; width: 180px; padding: 7px; border: 1px solid var(--line); border-radius: 12px; background: white; box-shadow: 0 14px 35px #173b4130; }.mobile-nav a { display: block; padding: 11px; border-radius: 7px; font-size: 13px; font-weight: 700; text-decoration: none; }.mobile-nav a:hover { background: var(--teal-soft); }

.container { width: min(1120px, calc(100% - 36px)); margin-inline: auto; }
.narrow { width: min(760px, calc(100% - 36px)); margin-inline: auto; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--teal); font-size: 12px; font-weight: 900; letter-spacing: .12em; }.eyebrow::before { content: ''; width: 25px; height: 2px; background: var(--orange); }
.hero { overflow: hidden; padding: 92px 0 78px; background: radial-gradient(circle at 77% 24%, #d5e9e4 0, #d5e9e400 31%), linear-gradient(160deg, #fffdf8 0%, #f4f0e5 72%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr); align-items: center; gap: 70px; }
.hero h1 { max-width: 720px; margin: 15px 0 20px; font-size: clamp(42px, 6vw, 76px); line-height: 1.06; letter-spacing: -.045em; }.hero h1 span { color: var(--teal); }
.hero-copy > p { max-width: 630px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.8; }
.button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 29px; }.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 0 19px; border: 1px solid var(--teal); border-radius: 10px; color: var(--teal-dark); font-size: 13px; font-weight: 800; text-decoration: none; }.button.primary { background: var(--teal); color: white; box-shadow: 0 10px 24px #176c7635; }.button:hover { transform: translateY(-1px); }
.plan-visual { position: relative; min-height: 430px; padding: 38px; border: 1px solid #b7cbc7; border-radius: 30px; background: #e8efeb; box-shadow: 0 30px 70px #20494f24; transform: rotate(2deg); }
.plan-visual::before { content: ''; position: absolute; inset: 20px; background-image: linear-gradient(#8fa7a52d 1px, transparent 1px), linear-gradient(90deg, #8fa7a52d 1px, transparent 1px); background-size: 24px 24px; }
.plan-room { position: relative; height: 350px; display: grid; grid-template-columns: 1.45fr 1fr; grid-template-rows: 1fr 1fr; gap: 9px; padding: 9px; border: 8px solid #526a6c; background: #fffdf8; }
.plan-room div { position: relative; display: grid; place-items: center; border: 2px solid #8da19f; color: #486266; font-size: 12px; font-weight: 800; }.plan-room div:first-child { grid-row: 1 / 3; background: #f3e8d6; }.plan-room div:nth-child(2) { background: #dce9e5; }.plan-room div:nth-child(3) { background: #e7e0d7; }.plan-room b { position: absolute; right: -18px; top: -25px; padding: 8px 11px; border-radius: 8px; background: var(--orange); color: white; box-shadow: 0 8px 18px #ac642e35; transform: rotate(-5deg); }
.trust-strip { border-block: 1px solid var(--line); background: var(--paper); }.trust-strip > div { display: grid; grid-template-columns: repeat(3, 1fr); }.trust-strip article { padding: 24px; border-right: 1px solid var(--line); }.trust-strip article:last-child { border: 0; }.trust-strip strong { display: block; color: var(--teal-dark); font-size: 14px; }.trust-strip p { margin: 6px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.section { padding: 82px 0; }.section.alt { background: #e9f0ec; }.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 30px; }.section-heading h2 { max-width: 650px; margin: 8px 0 0; font-size: clamp(28px, 4vw, 44px); line-height: 1.15; letter-spacing: -.025em; }.section-heading p { max-width: 430px; margin: 0; color: var(--muted); line-height: 1.7; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }.feature-card { min-height: 230px; padding: 25px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); box-shadow: 0 9px 25px #23464b0b; }.feature-card span { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: var(--teal-soft); color: var(--teal); font-size: 12px; font-weight: 900; }.feature-card h3 { margin: 27px 0 8px; font-size: 19px; }.feature-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }.feature-card a { display: inline-block; margin-top: 18px; color: var(--teal); font-size: 12px; font-weight: 800; }
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }.category-card { display: block; padding: 20px; border: 1px solid #bfcfcb; border-radius: 14px; background: #f8faf6; text-decoration: none; }.category-card:hover { border-color: var(--teal); transform: translateY(-2px); }.category-card strong { font-size: 16px; }.category-card p { margin: 7px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.cta-band { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 34px 38px; border-radius: 22px; background: var(--teal-dark); color: white; }.cta-band h2 { margin: 0 0 8px; font-size: 28px; }.cta-band p { margin: 0; color: #c8dcda; }.cta-band .button { flex: 0 0 auto; border-color: white; background: white; color: var(--teal-dark); }

.page-hero { padding: 70px 0 48px; border-bottom: 1px solid var(--line); background: linear-gradient(145deg, #fffdf8, #e8f0ec); }.page-hero h1 { max-width: 850px; margin: 13px 0 14px; font-size: clamp(34px, 5vw, 56px); line-height: 1.12; letter-spacing: -.035em; }.page-hero p { max-width: 720px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; color: #6c7e80; font-size: 12px; }.breadcrumb a { color: var(--teal); }
.sample-notice { margin-top: 20px; padding: 13px 15px; border-left: 4px solid var(--orange); border-radius: 8px; background: #fff3df; color: #76501f; font-size: 12px; line-height: 1.6; }
.filter-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 25px; }.filter-links a { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; background: white; color: var(--teal-dark); font-size: 12px; font-weight: 800; text-decoration: none; }
.qa-groups { padding: 48px 0 78px; }.qa-group { scroll-margin-top: 90px; padding: 31px 0; border-bottom: 1px solid var(--line); }.qa-group:last-child { border: 0; }.qa-group-heading { display: grid; grid-template-columns: 170px 1fr; gap: 30px; margin-bottom: 18px; }.qa-group-heading h2 { margin: 0; font-size: 23px; }.qa-group-heading p { margin: 0; color: var(--muted); line-height: 1.6; }.article-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 11px; }.article-card { padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); text-decoration: none; }.article-card:hover { border-color: #75a29f; box-shadow: 0 10px 25px #24484d10; }.article-card small { color: var(--orange); font-weight: 900; }.article-card h3 { margin: 8px 0; font-size: 17px; line-height: 1.4; }.article-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }.article-card time { display: block; margin-top: 13px; color: #829092; font-size: 10px; }
.article-shell { padding: 52px 0 82px; }.article-header h1 { margin: 14px 0 16px; font-size: clamp(32px, 5vw, 50px); line-height: 1.15; letter-spacing: -.03em; }.article-summary { color: var(--muted); font-size: 17px; line-height: 1.75; }.article-meta { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 20px; color: #728386; font-size: 12px; }.tag { display: inline-flex; padding: 5px 9px; border-radius: 999px; background: var(--teal-soft); color: var(--teal-dark); font-weight: 800; }
.prose { margin-top: 38px; font-size: 16px; line-height: 1.85; }.prose h2 { margin: 42px 0 13px; font-size: 26px; line-height: 1.3; }.prose h3 { margin-top: 30px; }.prose p, .prose li { color: #3e5659; }.prose a { color: var(--teal); text-underline-offset: 3px; }.prose table { width: 100%; border-collapse: collapse; margin: 22px 0; font-size: 14px; }.prose th, .prose td { padding: 11px; border: 1px solid var(--line); text-align: left; }.prose th { background: var(--teal-soft); }.prose blockquote { margin: 24px 0; padding: 13px 18px; border-left: 4px solid var(--orange); background: #fff5e5; }.prose blockquote p { margin: 0; }
.related { margin-top: 52px; padding-top: 30px; border-top: 1px solid var(--line); }.related h2 { font-size: 22px; }.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }.related-grid a { padding: 16px; border: 1px solid var(--line); border-radius: 11px; background: white; color: var(--teal-dark); font-weight: 800; text-decoration: none; }
.back-link { display: inline-flex; margin-top: 30px; color: var(--teal); font-weight: 800; }

.planner-intro { padding: 62px 0; background: linear-gradient(145deg, #fffdf8, #e4eeea); }.planner-intro-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 55px; align-items: start; }.planner-intro h1 { margin: 12px 0 17px; font-size: clamp(36px, 5vw, 58px); line-height: 1.1; letter-spacing: -.035em; }.planner-intro p { color: var(--muted); line-height: 1.75; }.step-list { counter-reset: steps; display: grid; gap: 9px; margin-top: 24px; }.step-list li { counter-increment: steps; display: grid; grid-template-columns: 30px 1fr; gap: 10px; list-style: none; color: #40595c; font-size: 13px; line-height: 1.55; }.step-list li::before { content: counter(steps); width: 26px; height: 26px; display: grid; place-items: center; border-radius: 50%; background: var(--teal); color: white; font-size: 11px; font-weight: 900; }
.size-card { padding: 22px; border: 1px solid #b8ceca; border-radius: 17px; background: var(--paper); box-shadow: 0 16px 40px #294d5115; }.size-card h2 { margin: 0 0 5px; font-size: 20px; }.size-card > p { margin: 0 0 15px; font-size: 11px; }.size-table { width: 100%; border-collapse: collapse; font-size: 12px; }.size-table td { padding: 10px 5px; border-bottom: 1px solid #e1e7e5; }.size-table td:last-child { color: var(--teal-dark); font-weight: 900; text-align: right; }.planner-anchor { scroll-margin-top: 68px; }.planner-loading { min-height: 620px; display: grid; place-items: center; background: #d9e1df; color: #36565a; }.planner-loading div { padding: 24px; text-align: center; }.planner-loading strong, .planner-loading span { display: block; }.planner-loading span { margin-top: 7px; color: #657b7e; font-size: 12px; }
.planner-notes { padding: 58px 0; }.planner-notes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }.planner-notes article { padding: 20px; border-top: 3px solid var(--orange); background: var(--paper); }.planner-notes h2 { margin: 0 0 8px; font-size: 17px; }.planner-notes p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.support-hero { position: relative; overflow: hidden; }.support-hero::after { content: '☕'; position: absolute; right: max(4vw, calc((100vw - 1120px) / 2)); bottom: -55px; color: #d7a95a22; font-size: clamp(130px, 19vw, 250px); line-height: 1; transform: rotate(10deg); pointer-events: none; }.support-hero .container { position: relative; z-index: 1; }.support-main { background: #edf3ef; }.support-card { display: grid; grid-template-columns: minmax(250px, .72fr) minmax(0, 1.28fr); gap: 42px; padding: 34px; border: 1px solid var(--line); border-radius: 26px; background: var(--paper); box-shadow: 0 22px 60px #294a4e16; }.support-card-visual { min-height: 420px; display: flex; align-items: center; justify-content: center; flex-direction: column; padding: 30px; border-radius: 20px; background: linear-gradient(145deg, #f8e8c7, #e7c179); color: #704719; text-align: center; }.support-card-visual span { font-size: 88px; filter: drop-shadow(0 12px 18px #84561d24); }.support-card-visual strong, .support-card-visual small { display: block; }.support-card-visual strong { margin-top: 16px; font-size: 23px; }.support-card-visual small { margin-top: 6px; color: #826038; }.support-card-content { padding: 10px 4px; }.support-card h2 { margin: 8px 0 12px; font-size: clamp(27px, 3.2vw, 38px); line-height: 1.2; }.support-card p, .support-card li { color: var(--muted); line-height: 1.75; }.support-uses { margin: 24px 0; padding: 20px 22px; border-radius: 15px; background: #f2f6f2; }.support-uses h3 { margin: 0 0 12px; font-size: 16px; }.support-uses ul { display: grid; gap: 9px; margin: 0; padding-left: 21px; }.support-uses li { padding-left: 3px; font-size: 13px; }.payment-options { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }.payment-option { min-height: 82px; display: flex; align-items: flex-start; justify-content: center; flex-direction: column; padding: 16px 18px; border: 0; border-radius: 13px; color: white; text-align: left; box-shadow: 0 9px 25px #24434a18; }.payment-option:hover { transform: translateY(-2px); filter: brightness(1.05); }.payment-option.payme { background: linear-gradient(135deg, #11a3ad, #087782); }.payment-option.alipay { background: linear-gradient(135deg, #237bdd, #1457ad); }.payment-option span { font-size: 18px; font-weight: 900; }.payment-option small { margin-top: 4px; color: #ffffffcc; }.payment-privacy { margin: 14px 0 0; font-size: 11px; }.developer-section { background: #fffdf8; }.developer-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr); gap: 16px; align-items: start; }.developer-profile { padding: 8px 28px; border: 1px solid var(--line); border-radius: 20px; background: white; }.developer-profile dl { margin: 0; }.developer-profile dl > div { display: grid; grid-template-columns: 105px 1fr; gap: 18px; padding: 19px 0; border-bottom: 1px solid #e2e9e5; }.developer-profile dl > div:last-child { border-bottom: 0; }.developer-profile dt { color: var(--teal-dark); font-size: 12px; font-weight: 900; }.developer-profile dd { margin: 0; color: #445d60; font-size: 13px; line-height: 1.7; }.developer-side { display: grid; gap: 13px; }.developer-note { padding: 23px; border-radius: 18px; }.developer-note h3 { margin: 0 0 9px; font-size: 18px; }.developer-note p { margin: 0; font-size: 13px; line-height: 1.7; }.developer-note.warning { border: 1px solid #ead1a7; background: #fff3df; color: #714d21; }.developer-note.contact { background: var(--teal-dark); color: white; }.developer-note.contact p { color: #c8dddb; }.developer-note.contact a { display: inline-flex; margin-top: 17px; color: white; font-weight: 900; word-break: break-all; }.developer-note.contact small { display: block; margin-top: 12px; color: #9dbab8; line-height: 1.55; }.payment-dialog { width: min(430px, calc(100% - 30px)); padding: 28px; border: 0; border-radius: 22px; background: #fffdf8; color: var(--ink); box-shadow: 0 30px 90px #102e34a0; text-align: center; }.payment-dialog::backdrop { background: #112e34b8; backdrop-filter: blur(4px); }.payment-dialog h2 { margin: 7px 0 17px; font-size: 25px; }.payment-dialog p { margin: 14px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }.payment-dialog-close { position: absolute; top: 12px; right: 12px; width: 36px; height: 36px; border: 0; border-radius: 50%; background: #edf2ef; color: #496164; font-size: 23px; }.payment-qr-frame { aspect-ratio: 1; display: grid; place-items: center; padding: 16px; border: 1px solid var(--line); border-radius: 16px; background: white; }.payment-qr-frame img { width: 100%; height: 100%; object-fit: contain; }
.not-found { min-height: 65vh; display: grid; place-items: center; padding: 70px 18px; text-align: center; }.not-found strong { color: var(--orange); font-size: 80px; line-height: 1; }.not-found h1 { margin: 14px 0 10px; font-size: 36px; }.not-found p { color: var(--muted); }
.site-footer { padding: 38px 0; border-top: 1px solid var(--line); background: #183b40; color: white; }.site-footer > div, .site-footer > small { width: min(1120px, calc(100% - 36px)); margin-inline: auto; }.site-footer > div { display: flex; justify-content: space-between; gap: 35px; }.site-footer p { max-width: 520px; margin: 7px 0 0; color: #b9cecc; font-size: 12px; }.site-footer nav { display: flex; flex-wrap: wrap; gap: 15px; font-size: 12px; }.site-footer > small { display: block; margin-top: 25px; color: #95afad; line-height: 1.6; }

@media (max-width: 820px) {
  .desktop-nav { display: none; }.mobile-nav { display: block; }
  .hero { padding: 60px 0; }.hero-grid, .planner-intro-grid, .support-card, .developer-grid { grid-template-columns: 1fr; }.hero-grid { gap: 38px; }.plan-visual { min-height: 330px; padding: 28px; }.plan-room { height: 285px; }.support-card-visual { min-height: 260px; }
  .feature-grid, .category-grid, .planner-notes-grid { grid-template-columns: 1fr 1fr; }
  .section-heading { align-items: start; flex-direction: column; }
  .qa-group-heading { grid-template-columns: 1fr; gap: 7px; }
}

@media (max-width: 560px) {
  .site-header-inner { width: min(100% - 24px, 1120px); height: 60px; }.site-brand small { display: none; }
  .container, .narrow { width: min(100% - 28px, 1120px); }
  .hero { padding: 48px 0; }.hero h1 { font-size: 41px; }.hero-copy > p { font-size: 15px; }.plan-visual { min-height: 270px; padding: 19px; border-radius: 20px; }.plan-room { height: 235px; border-width: 6px; }
  .trust-strip > div { grid-template-columns: 1fr; }.trust-strip article { border-right: 0; border-bottom: 1px solid var(--line); }
  .section { padding: 58px 0; }.feature-grid, .category-grid, .article-list, .related-grid, .planner-notes-grid { grid-template-columns: 1fr; }
  .cta-band, .site-footer > div { align-items: stretch; flex-direction: column; }.cta-band { padding: 26px; }.cta-band .button { width: 100%; }
  .page-hero { padding: 50px 0 38px; }.article-shell { padding-top: 36px; }.prose { font-size: 15px; }.prose table { font-size: 12px; }
  .planner-intro { padding: 48px 0; }.size-card { padding: 17px; }.support-card { padding: 18px; gap: 24px; }.support-card-visual { min-height: 215px; }.payment-options { grid-template-columns: 1fr; }.developer-profile { padding: 5px 18px; }.developer-profile dl > div { grid-template-columns: 1fr; gap: 7px; }.support-hero::after { opacity: .65; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}