/* 0004 */
:root {
  --ink: #17312c;
  --ink-deep: #0d2622;
  --green: #0d8a78;
  --green-dark: #086f62;
  --mint: #dff4ed;
  --lime: #d9ef7e;
  --orange: #f4a33a;
  --cream: #f6f3e9;
  --paper: #fbfaf5;
  --white: #fff;
  --muted: #64746f;
  --line: #d9e3de;
  --shadow: 0 26px 70px rgba(20, 48, 43, .13);
  --radius: 22px;
  --shell: min(1160px, calc(100% - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", "Microsoft JhengHei", sans-serif; line-height: 1.7; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
.section-shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; z-index: 999; left: 16px; top: -60px; padding: 10px 16px; color: #fff; background: var(--ink); border-radius: 8px; }
.skip-link:focus { top: 12px; }

.site-header { position: fixed; z-index: 50; inset: 0 0 auto; height: 78px; color: var(--ink); background: rgba(246, 243, 233, .92); border-bottom: 1px solid rgba(23, 49, 44, .08); transition: height .25s ease, background .25s ease, box-shadow .25s ease; backdrop-filter: blur(16px); }
.site-header.is-scrolled { height: 68px; background: rgba(255, 255, 255, .95); box-shadow: 0 8px 30px rgba(13, 38, 34, .08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; width: var(--shell); height: 100%; margin: auto; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand img { border-radius: 10px; box-shadow: 0 5px 14px rgba(13, 38, 34, .13); }
.brand-copy strong, .brand-copy small { display: block; }
.brand-copy strong { font-size: 16px; letter-spacing: .04em; }
.brand-copy small { margin-top: -3px; color: #788b85; font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.site-nav { display: flex; align-items: center; gap: 26px; font-size: 14px; font-weight: 750; }
.site-nav > a:not(.nav-cta) { transition: color .2s ease; }
.site-nav > a:not(.nav-cta):hover { color: var(--green); }
.nav-cta { padding: 9px 18px; color: #fff; background: var(--ink); border-radius: 999px; transition: transform .2s ease, background .2s ease; }
.nav-cta:hover { background: var(--green-dark); transform: translateY(-2px); }
.menu-button { display: none; width: 44px; height: 44px; padding: 11px; background: transparent; border: 0; }
.menu-button span { display: block; height: 2px; margin: 5px 0; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }

.hero { position: relative; padding: 155px 0 90px; overflow: hidden; background: var(--cream); }
.hero::before { position: absolute; width: 540px; height: 540px; right: -170px; top: -235px; content: ""; background: rgba(217, 239, 126, .54); border-radius: 50%; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .93fr 1.07fr; align-items: center; gap: 76px; }
.eyebrow, .section-label { margin: 0 0 18px; color: var(--green-dark); font-size: 12px; font-weight: 900; letter-spacing: .15em; }
.eyebrow { display: flex; align-items: center; }
.eyebrow span { width: 28px; height: 2px; margin-right: 9px; background: var(--orange); }
.hero h1 { max-width: 650px; margin: 0; font-size: clamp(50px, 5.5vw, 76px); line-height: 1.11; letter-spacing: -.055em; }
.hero h1 em { color: var(--green); font-style: normal; }
.hero-lead { max-width: 630px; margin: 27px 0 0; color: #51645e; font-size: 18px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; gap: 24px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; border-radius: 10px; font-size: 15px; font-weight: 850; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--ink); box-shadow: 0 14px 30px rgba(13, 38, 34, .17); }
.button-primary:hover { background: var(--green-dark); box-shadow: 0 17px 34px rgba(13, 38, 34, .23); }
.text-link { font-size: 14px; font-weight: 800; border-bottom: 1px solid #a6b5af; }
.text-link span { margin-left: 6px; }
.hero-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin: 42px 0 0; padding: 22px 0 0; list-style: none; border-top: 1px solid #d5d9cb; }
.hero-points li { padding-right: 12px; }
.hero-points strong, .hero-points span { display: block; }
.hero-points strong { font-size: 14px; }
.hero-points span { margin-top: 2px; color: #77857f; font-size: 11px; }
.hero-bottom-line { position: absolute; inset: auto 0 0; height: 8px; background: linear-gradient(90deg, var(--green) 0 65%, var(--orange) 65% 82%, var(--lime) 82%); }

.network-card { position: relative; min-height: 590px; padding: 28px; color: #fff; background: var(--ink-deep); border-radius: 28px; box-shadow: 0 38px 85px rgba(13, 38, 34, .24); }
.network-card::before { position: absolute; inset: 0; content: ""; opacity: .08; background-image: radial-gradient(circle, #fff 1px, transparent 1px); background-size: 22px 22px; border-radius: inherit; }
.network-card > * { position: relative; z-index: 1; }
.network-card-top { display: flex; align-items: center; justify-content: space-between; padding-bottom: 20px; color: #8fb1aa; border-bottom: 1px solid rgba(255, 255, 255, .1); font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.network-card-top strong { color: #d8f4ae; }
.network-card-top i { display: inline-block; width: 8px; height: 8px; margin-right: 4px; background: #8bd36d; border-radius: 50%; box-shadow: 0 0 0 5px rgba(139, 211, 109, .11); }
.internet-status { display: flex; align-items: center; justify-content: space-between; margin-top: 28px; padding: 13px 15px; color: #9ea9a5; background: rgba(255, 255, 255, .06); border: 1px dashed rgba(255, 255, 255, .15); border-radius: 12px; }
.internet-status span { font-size: 11px; font-weight: 900; letter-spacing: .1em; }
.internet-status strong { color: #d5aaa0; font-size: 12px; text-decoration: line-through; }
.disconnect-mark { width: 2px; height: 34px; margin: 0 auto; background: repeating-linear-gradient(to bottom, #78918a 0 5px, transparent 5px 10px); }
.disconnect-mark span { position: absolute; width: 22px; height: 22px; left: 50%; top: 50%; background: var(--ink-deep); transform: translate(-50%, -50%) rotate(45deg); }
.disconnect-mark span::before, .disconnect-mark span::after { position: absolute; width: 2px; height: 16px; left: 10px; top: 3px; content: ""; background: #d58970; }
.disconnect-mark span::after { transform: rotate(90deg); }
.lan-hub { position: relative; width: 190px; margin: 0 auto; padding: 19px 22px; text-align: center; color: var(--ink); background: var(--lime); border-radius: 16px; box-shadow: 0 10px 28px rgba(0, 0, 0, .18); }
.lan-hub small, .lan-hub strong { display: block; }
.lan-hub small { font-size: 10px; font-weight: 900; letter-spacing: .08em; }
.lan-hub strong { margin-top: 2px; font-size: 19px; }
.lan-hub i { position: absolute; width: 10px; height: 10px; right: 12px; top: 12px; background: var(--green-dark); border-radius: 50%; }
.room-grid { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; margin-top: 47px; }
.room-grid::before { position: absolute; height: 1px; left: 12.5%; right: 12.5%; top: -24px; content: ""; background: #52726a; }
.room-grid::after { position: absolute; width: 1px; height: 24px; left: 50%; top: -47px; content: ""; background: #52726a; }
.room-card { position: relative; padding: 16px 8px 14px; text-align: center; background: #183b35; border: 1px solid #2c554d; border-radius: 12px; }
.room-card::before { position: absolute; width: 1px; height: 24px; left: 50%; top: -25px; content: ""; background: #52726a; }
.room-card strong, .room-card small { display: block; }
.room-card strong { margin-top: 6px; font-size: 13px; }
.room-card small { color: #89ada5; font-size: 9px; }
.room-dot { display: block; width: 8px; height: 8px; margin: auto; background: #7eda9d; border-radius: 50%; box-shadow: 0 0 0 5px rgba(126, 218, 157, .1); }
.room-front { border-color: #d89642; }
.message-pop { width: calc(100% - 56px); margin: 30px auto 0; padding: 16px 18px; color: var(--ink); background: #fff8e9; border-left: 5px solid var(--orange); border-radius: 12px; box-shadow: 0 14px 34px rgba(0, 0, 0, .18); }
.message-pop span, .message-pop strong, .message-pop small { display: block; }
.message-pop span { color: #7e8a84; font-size: 10px; font-weight: 800; }
.message-pop strong { font-size: 22px; }
.message-pop small { margin-top: 5px; color: var(--green-dark); font-weight: 850; }

.plain-answer { padding: 120px 0; background: #fff; }
.answer-grid { display: grid; grid-template-columns: 210px 1fr; gap: 60px; align-items: start; }
.answer-copy h2 { margin: 0; font-size: clamp(42px, 5vw, 68px); line-height: 1.2; letter-spacing: -.045em; }
.answer-copy mark { padding: 0 .12em; color: var(--ink); background: var(--lime); }
.answer-copy > p { max-width: 760px; margin: 26px 0 0; color: var(--muted); font-size: 18px; }
.overview-figure { margin-top: 68px; overflow: hidden; background: var(--cream); border: 1px solid #d9ded4; border-radius: 24px; box-shadow: var(--shadow); }
.overview-figure img { width: 100%; height: auto; aspect-ratio: 1200 / 630; object-fit: cover; }
.overview-figure figcaption { padding: 14px 20px 16px; color: var(--muted); font-size: 12px; }
.overview-figure figcaption strong { color: var(--green-dark); }

.how-section { padding: 120px 0; background: var(--cream); }
.section-heading { max-width: 780px; margin-bottom: 52px; }
.section-heading h2 { margin: 0; font-size: clamp(38px, 4.5vw, 60px); line-height: 1.22; letter-spacing: -.04em; }
.section-heading.centered { max-width: 850px; margin-inline: auto; margin-bottom: 55px; text-align: center; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0; padding: 0; list-style: none; }
.step-grid li { min-height: 245px; padding: 28px; background: #fff; border-radius: 18px; box-shadow: 0 8px 24px rgba(23, 49, 44, .06); }
.step-grid li > span { color: var(--green); font-size: 13px; font-weight: 900; letter-spacing: .13em; }
.step-grid strong { display: block; margin-top: 45px; font-size: 24px; }
.step-grid p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }

.use-section { padding: 120px 0; color: #fff; background: var(--ink-deep); }
.section-label.light { color: #8ed6c8; }
.split-heading { display: grid; grid-template-columns: 1fr .7fr; align-items: end; gap: 80px; max-width: none; }
.split-heading > p { margin: 0 0 10px; color: #a8bdb7; font-size: 16px; }
.use-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.use-card { padding: 27px; color: var(--ink); background: #fff; border-radius: 20px; }
.use-tag { display: inline-flex; padding: 5px 10px; color: #fff; background: var(--green); border-radius: 999px; font-size: 10px; font-weight: 900; letter-spacing: .08em; }
.use-tag.alert { color: var(--ink); background: var(--orange); }
.use-tag.calm { color: var(--ink); background: var(--lime); }
.message-line { margin: 25px 0 0; padding: 16px; background: #f6f6f1; border: 1px solid #e1e5de; border-radius: 12px; }
.message-line span, .message-line strong { display: block; }
.message-line span { color: #7b8984; font-size: 10px; font-weight: 800; }
.message-line strong { margin-top: 3px; font-size: 19px; }
.reply-line { margin: 7px 0 0; color: var(--green-dark); text-align: right; font-size: 11px; font-weight: 850; }
.use-card h3 { margin: 26px 0 8px; font-size: 22px; line-height: 1.45; }
.use-card > p:last-child { margin: 0; color: var(--muted); font-size: 13px; }

.product-section { padding: 125px 0; overflow: hidden; background: #fff; }
.product-grid { display: grid; grid-template-columns: .72fr 1.28fr; align-items: center; gap: 72px; }
.product-copy h2 { margin: 0; font-size: clamp(38px, 4.2vw, 56px); line-height: 1.22; letter-spacing: -.04em; }
.product-copy > p:not(.section-label) { color: var(--muted); }
.product-copy ul { display: grid; gap: 10px; margin: 29px 0 0; padding: 0; list-style: none; }
.product-copy li { position: relative; padding-left: 27px; font-size: 14px; font-weight: 750; }
.product-copy li::before { position: absolute; width: 15px; height: 8px; left: 0; top: .55em; content: ""; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg); }
.product-shot { position: relative; margin: 0; overflow: hidden; background: #f0f4f2; border: 1px solid #d5dfdb; border-radius: 18px; box-shadow: var(--shadow); }
.product-shot::before { position: absolute; z-index: -1; width: 380px; height: 380px; right: -120px; top: -130px; content: ""; background: var(--lime); border-radius: 50%; }
.window-bar { display: flex; align-items: center; gap: 7px; height: 39px; padding: 0 14px; color: #7b8a85; background: #f5f7f6; border-bottom: 1px solid #d7dfdc; }
.window-bar span { width: 8px; height: 8px; background: #c2ccc8; border-radius: 50%; }
.window-bar strong { margin-left: 7px; font-size: 10px; }
.product-shot img { width: 100%; height: auto; aspect-ratio: 1193 / 796; object-fit: contain; }
.product-shot figcaption { padding: 8px 13px; color: #75857f; text-align: right; font-size: 10px; }

.feature-section { padding: 120px 0; background: var(--cream); }
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid #d6ddd3; }
.feature-list article { min-height: 245px; padding: 32px 27px; border-right: 1px solid #d6ddd3; }
.feature-list article:last-child { border-right: 0; }
.feature-list span { color: var(--green); font-size: 11px; font-weight: 900; }
.feature-list h3 { margin: 42px 0 8px; font-size: 21px; }
.feature-list p { margin: 0; color: var(--muted); font-size: 13px; }
.requirements { display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 55px; margin-top: 45px; padding: 32px 36px; color: #fff; background: var(--ink); border-radius: 18px; }
.requirements span, .requirements strong { display: block; }
.requirements span { color: #8ed6c8; font-size: 10px; font-weight: 900; letter-spacing: .12em; }
.requirements strong { margin-top: 5px; font-size: 20px; }
.requirements p { margin: 0; color: #bdd0ca; font-size: 13px; }

.faq-section { padding: 120px 0; background: #fff; }
.faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 24px 50px 24px 0; list-style: none; cursor: pointer; font-size: 17px; font-weight: 850; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::before, .faq-list summary::after { position: absolute; width: 16px; height: 2px; right: 12px; top: 35px; content: ""; background: var(--green-dark); transition: transform .2s ease; }
.faq-list summary::after { transform: rotate(90deg); }
.faq-list details[open] summary::after { transform: rotate(0); }
.faq-list details p { margin: -6px 50px 24px 0; color: var(--muted); font-size: 14px; }

.apply-section { padding: 35px 0 125px; background: #fff; }
.apply-card { position: relative; display: grid; grid-template-columns: 1fr 250px; align-items: center; gap: 80px; padding: 72px 80px; overflow: hidden; color: #fff; background: var(--green-dark); border-radius: 28px; box-shadow: var(--shadow); }
.apply-card::before { position: absolute; width: 440px; height: 440px; right: -190px; top: -180px; content: ""; background: rgba(217, 239, 126, .14); border-radius: 50%; }
.apply-card > * { position: relative; z-index: 1; }
.apply-card h2 { margin: 0; font-size: clamp(42px, 5vw, 62px); line-height: 1.17; letter-spacing: -.045em; }
.apply-card p:not(.section-label) { max-width: 650px; color: #c7e4dd; }
.button-light { margin-top: 20px; color: var(--ink); background: #fff; }
.button-light:hover { box-shadow: 0 13px 28px rgba(0, 0, 0, .18); }
.apply-seal { display: grid; width: 220px; height: 220px; place-content: center; text-align: center; color: var(--ink); background: var(--lime); border: 10px solid rgba(255, 255, 255, .18); outline: 1px dashed var(--ink); outline-offset: -19px; border-radius: 50%; transform: rotate(5deg); }
.apply-seal span, .apply-seal strong, .apply-seal small { display: block; }
.apply-seal span { font-size: 12px; font-weight: 900; }
.apply-seal strong { font-size: 60px; line-height: 1.1; }
.apply-seal small { font-size: 11px; font-weight: 900; letter-spacing: .14em; }

.site-footer { padding: 58px 0 34px; color: #9ab1aa; background: var(--ink-deep); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 34px 60px; align-items: start; }
.footer-brand { display: flex; align-items: center; gap: 11px; color: #fff; }
.footer-brand img { border-radius: 9px; }
.footer-brand strong, .footer-brand span { display: block; }
.footer-brand strong { font-size: 15px; }
.footer-brand span { color: #88a29b; font-size: 10px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; font-size: 12px; font-weight: 700; }
.footer-links a:hover { color: #fff; }
.footer-note { max-width: 700px; margin: 0; color: #6f8c85; font-size: 10px; }
.copyright { margin: 0; color: #6f8c85; text-align: right; font-size: 10px; }
.mobile-apply { display: none; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1050px) {
  .hero-grid { grid-template-columns: 1fr; gap: 55px; }
  .hero-copy { max-width: 800px; }
  .network-card { width: min(720px, 100%); margin-inline: auto; }
  .product-grid, .faq-grid { grid-template-columns: 1fr; gap: 55px; }
  .product-copy { max-width: 760px; }
  .feature-list { grid-template-columns: repeat(2, 1fr); }
  .feature-list article:nth-child(2) { border-right: 0; }
  .feature-list article:nth-child(-n+2) { border-bottom: 1px solid #d6ddd3; }
}

@media (max-width: 800px) {
  :root { --shell: min(calc(100% - 36px), 720px); }
  html { scroll-padding-top: 74px; }
  .site-header, .site-header.is-scrolled { height: 66px; }
  .menu-button { display: block; }
  .menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .site-nav { position: fixed; inset: 66px 0 0; display: flex; flex-direction: column; align-items: stretch; gap: 0; padding: 30px 24px; color: #fff; background: var(--ink-deep); transform: translateX(100%); transition: transform .25s ease; }
  .site-nav.is-open { transform: translateX(0); }
  .site-nav a { padding: 14px 6px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
  .site-nav .nav-cta { margin-top: 18px; color: var(--ink); text-align: center; background: var(--lime); border: 0; border-radius: 8px; }
  .hero { padding: 125px 0 80px; }
  .answer-grid { grid-template-columns: 1fr; gap: 12px; }
  .step-grid, .use-grid { grid-template-columns: 1fr; }
  .step-grid li { min-height: auto; }
  .step-grid strong { margin-top: 25px; }
  .split-heading { grid-template-columns: 1fr; gap: 16px; }
  .requirements { grid-template-columns: 1fr; gap: 18px; }
  .plain-answer, .how-section, .use-section, .product-section, .feature-section, .faq-section { padding-block: 90px; }
  .apply-card { padding: 58px; }
  .footer-grid { grid-template-columns: 1fr; }
  .copyright { text-align: left; }
}

@media (max-width: 580px) {
  :root { --shell: calc(100% - 28px); }
  body { padding-bottom: 56px; }
  .brand-copy strong { font-size: 14px; }
  .hero { padding: 108px 0 72px; }
  .hero h1 { font-size: 45px; }
  .hero-lead { font-size: 16px; }
  .hero-actions { flex-direction: column; align-items: stretch; text-align: center; }
  .text-link { align-self: center; }
  .hero-points { grid-template-columns: 1fr; gap: 15px; text-align: center; }
  .network-card { min-height: auto; padding: 20px 16px; border-radius: 20px; }
  .network-card-top { align-items: flex-start; gap: 15px; }
  .internet-status { align-items: flex-start; gap: 8px; }
  .lan-hub { width: 170px; }
  .room-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 8px; margin-top: 44px; }
  .room-grid::before, .room-grid::after, .room-card::before { display: none; }
  .message-pop { width: 100%; }
  .plain-answer { padding-top: 82px; }
  .answer-copy h2 { font-size: 40px; }
  .overview-figure { margin-top: 45px; border-radius: 16px; }
  .overview-figure figcaption { padding: 12px 14px 14px; }
  .section-heading h2 { font-size: 38px; }
  .feature-list { grid-template-columns: 1fr; }
  .feature-list article, .feature-list article:nth-child(2) { min-height: auto; border-right: 0; border-bottom: 1px solid #d6ddd3; }
  .feature-list article:last-child { border-bottom: 0; }
  .feature-list h3 { margin-top: 25px; }
  .requirements { padding: 25px; }
  .apply-section { padding: 15px 0 90px; }
  .apply-card { grid-template-columns: 1fr; gap: 42px; padding: 44px 24px; text-align: center; }
  .apply-card h2 { font-size: 42px; }
  .apply-seal { width: 190px; height: 190px; margin-inline: auto; }
  .apply-seal strong { font-size: 52px; }
  .mobile-apply { position: fixed; z-index: 45; inset: auto 0 0; display: block; padding: 8px 12px; background: rgba(13, 38, 34, .96); }
  .mobile-apply a { display: block; padding: 8px; color: var(--ink); text-align: center; background: var(--lime); border-radius: 8px; font-size: 13px; font-weight: 900; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}