*{box-sizing:border-box} :root{--ink:#203f3c;--muted:#647571;--green:#286859;--line:#dce4dc;--paper:#fbfcf8}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,"Noto Sans TC",sans-serif;line-height:1.65}a{color:var(--green);text-underline-offset:4px}.site-header{max-width:1200px;margin:auto;padding:24px 32px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.brand{font-size:26px;font-weight:800;letter-spacing:2px;text-decoration:none}nav{display:flex;align-items:center;gap:24px}nav>a{text-decoration:none}nav form{margin:0}.account{font-size:13px;color:var(--muted)}main{max-width:1140px;margin:auto;padding:40px 24px 72px;min-height:75vh}h1{font-size:42px;line-height:1.25;letter-spacing:-1px;margin:12px 0 20px}h2{font-size:20px;margin:0 0 12px}.eyebrow{color:var(--green);font-size:13px;font-weight:700;letter-spacing:2px}.muted,small{color:var(--muted)}small{display:block;font-size:12px;margin:6px 0 12px}.button{border:1px solid var(--green);background:var(--green);color:white;border-radius:9px;padding:12px 22px;text-decoration:none;font:inherit;font-weight:650;cursor:pointer;display:inline-block}.button:hover{filter:brightness(.94)}.button.secondary{background:transparent;color:var(--green)}.button.small{padding:7px 14px;font-size:14px}.link-button,.delete-button{border:0;background:none;font:inherit;cursor:pointer;color:var(--muted);padding:0}.delete-button{font-size:13px;color:#926157}.hero{padding:45px 0 55px;position:relative;min-height:420px}.hero h1{font-size:62px}.intro{color:var(--muted);font-size:17px}.actions{display:flex;align-items:center;gap:24px;margin-top:30px}.conversation{position:absolute;right:10px;top:70px;width:360px;padding:35px;background:#eaf1e7;border-radius:40px 40px 10px 40px;transform:rotate(-2deg)}.conversation p{font-size:12px;text-align:center;color:var(--muted);margin-top:25px}.bubble{border-radius:18px;padding:14px 20px;margin:16px 0;white-space:pre-wrap;overflow-wrap:anywhere}.human{background:var(--green);color:white;margin-left:50px}.dog{background:white;color:var(--ink);margin-right:25px;border:1px solid var(--line)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;border-top:1px solid var(--line);padding-top:30px}.feature-grid span{font-size:12px;color:var(--muted)}.feature-grid h2{margin-top:15px}.feature-grid p{color:var(--muted);font-size:14px}.auth-card{max-width:470px;margin:20px auto;padding:32px;background:white;border:1px solid var(--line);border-radius:16px}.auth-card h1{font-size:30px}label{display:block;font-size:14px;font-weight:650;margin:18px 0 7px}input:not([type=submit]),textarea{width:100%;background:white;border:1px solid #bccbc0;border-radius:8px;padding:12px;font:inherit;color:var(--ink)}input:focus,textarea:focus{outline:2px solid #59967d;outline-offset:2px}form>.button{margin-top:20px}.workspace{display:grid;grid-template-columns:340px minmax(0,1fr);gap:36px;margin-top:32px}.panel{background:#f0f4ed;padding:25px;border-radius:16px;align-self:start}.panel p{font-size:13px}.panel hr{border:0;border-top:1px solid #d0dccd;margin:30px 0}.search label{margin-top:0}.search>div{display:flex;gap:12px}.teaching{padding:24px 0;border-bottom:1px solid var(--line)}.teaching-title{display:flex;align-items:center;justify-content:space-between;gap:20px}.teaching-title h2{overflow-wrap:anywhere;margin:0}.reply{white-space:pre-wrap;overflow-wrap:anywhere;font-size:16px}.teaching time{font-size:12px;color:var(--muted)}.empty{padding:40px 12px;color:var(--muted)}.pagination{display:block;margin-top:28px}.notice,.error{padding:14px 20px;border-radius:9px}.notice{background:#e4f2df}.error{background:#fff0e9;color:#843b20}footer{border-top:1px solid var(--line);max-width:1140px;margin:auto;padding:25px 24px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between}@media(max-width:800px){.site-header{padding:18px 20px}nav{gap:14px}.account{display:none}.hero{padding-top:10px}.hero h1{font-size:46px}.conversation{position:static;transform:none;width:100%;margin-top:35px}.feature-grid{grid-template-columns:1fr;gap:20px}.workspace{grid-template-columns:1fr;gap:24px}.actions{flex-wrap:wrap;gap:14px}main{padding-top:24px}h1{font-size:34px}.auth-card{padding:24px;margin-top:0}.page-heading p{font-size:14px}}

/* Public website — the original Kamigo sky blue, rebuilt for the current service. */
.public-site{--sky:#a8e8fb;--sky-light:#eefdff;--sky-dark:#63cde9;--site-ink:#17404b;--site-muted:#55717a;--site-accent:#087f9c;--site-line:#cae7ee;background:#fafdfe;color:var(--site-ink)}
.public-site a{color:var(--site-accent)}
.public-site .site-header{max-width:none;padding:14px max(24px,calc((100vw - 1140px)/2));border-bottom:1px solid #83d5eb;background:var(--sky);position:relative;z-index:2}
.public-site .brand{display:inline-flex;align-items:center;gap:10px;color:var(--site-ink);font-size:22px;letter-spacing:.08em}
.public-site .brand img{display:block;width:58px;height:29px;object-fit:contain}
.public-site .site-header nav a:not(.button){color:var(--site-ink);font-weight:650}
.public-site .button{border-color:var(--site-accent);background:var(--site-accent);color:white;box-shadow:0 6px 18px #087f9c24;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}
.public-site .button:hover{filter:none;background:#066d86;transform:translateY(-1px);box-shadow:0 9px 22px #087f9c33}
.public-site .button.secondary{background:white;color:var(--site-accent);box-shadow:none}
.public-site .button.secondary:hover{background:var(--sky-light)}
.public-site main{max-width:1200px;padding:0 30px 82px;overflow:hidden}
.home-hero{min-height:590px;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(420px,.96fr);align-items:center;gap:46px;padding:78px 0 72px}
.home-hero-copy{position:relative;z-index:1}
.public-site .eyebrow{color:var(--site-accent);font-size:13px;font-weight:800;letter-spacing:.2em;text-transform:none;margin:0 0 13px}
.home-hero h1{max-width:680px;margin:0;font-size:clamp(46px,5.4vw,72px);line-height:1.08;letter-spacing:-.045em;color:var(--site-ink)}
.home-lead{max-width:640px;margin:26px 0 0;color:var(--site-muted);font-size:18px;line-height:1.85}
.home-actions{display:flex;align-items:center;gap:14px;margin-top:32px;flex-wrap:wrap}
.public-site .home-primary{background:var(--site-accent);color:white}
.home-highlights{display:flex;gap:20px;flex-wrap:wrap;list-style:none;margin:28px 0 0;padding:0;color:var(--site-muted);font-size:13px;font-weight:650}
.home-highlights li{display:flex;align-items:center;gap:7px}
.home-highlights li::before{content:'✓';display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--sky);color:var(--site-ink);font-size:12px;font-weight:900}
.home-hero-art{position:relative;min-height:420px;display:flex;align-items:flex-end;justify-content:center}
.home-hero-art::before{content:'';position:absolute;inset:22px 8px 46px 38px;border-radius:48% 52% 43% 57%;background:var(--sky);transform:rotate(-5deg)}
.home-hero-art img{position:relative;width:min(100%,560px);height:auto;filter:drop-shadow(0 18px 20px #17404b18);transform:translateY(2px)}
.home-chat-card{position:absolute;right:4px;top:3px;z-index:1;width:250px;padding:18px 18px 12px;border:1px solid var(--site-line);border-radius:24px 24px 5px 24px;background:#fff;box-shadow:0 18px 45px #17566920;transform:rotate(2deg)}
.home-chat-card .bubble{margin:7px 0;padding:9px 13px;font-size:13px}
.home-chat-card .human{margin-left:35px;background:var(--site-accent)}
.home-chat-card .dog{margin-right:20px;background:var(--sky-light);border-color:var(--site-line)}
.home-chat-card span{display:block;margin-top:10px;color:var(--site-muted);font-size:11px;text-align:center}
.home-section{margin:0 0 42px;padding:74px 64px;border:1px solid var(--site-line);border-radius:32px;background:white;box-shadow:0 16px 50px #17404b0b}
.home-onboarding{background:linear-gradient(145deg,var(--sky-light),#fff)}
.home-section-heading{max-width:760px;margin-bottom:38px}
.home-section-heading h2,.home-final-cta h2{margin:0;color:var(--site-ink);font-size:clamp(30px,4vw,46px);line-height:1.22;letter-spacing:-.035em}
.home-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;list-style:none;margin:0;padding:0;counter-reset:steps}
.home-step{position:relative;min-width:0;padding:27px 24px 24px;border:1px solid var(--site-line);border-radius:22px;background:#fff;box-shadow:0 8px 24px #1756690c}
.step-number{display:grid;place-items:center;width:38px;height:38px;margin-bottom:22px;border-radius:13px;background:var(--sky);color:var(--site-ink);font-size:18px;font-weight:900}
.home-step h3,.home-feature-grid h3{margin:0 0 9px;color:var(--site-ink);font-size:20px;line-height:1.35}
.home-step p,.home-feature-grid p{margin:0;color:var(--site-muted);font-size:14px;line-height:1.75}
.qr-link{display:flex;flex-direction:column;align-items:center;margin-top:19px;text-decoration:none;font-size:12px}
.qr-link img{display:block;width:min(100%,150px);height:auto;border:8px solid #fff;border-radius:15px;box-shadow:0 4px 18px #17404b16}
.qr-link strong{margin-top:8px}
.step-illustration{height:118px;margin-top:24px;border-radius:17px;background:var(--sky-light)}
.group-illustration{display:flex;align-items:center;justify-content:center;gap:8px}
.group-illustration span{display:grid;place-items:center;width:54px;height:54px;border-radius:50%;background:white;border:1px solid var(--site-line);color:var(--site-muted);font-size:11px;font-weight:750}
.group-illustration .dog-face{width:68px;height:68px;background:var(--sky);color:var(--site-ink)}
.teach-illustration{display:flex;flex-direction:column;justify-content:center;gap:8px;padding:14px}
.teach-illustration span,.teach-illustration strong{align-self:flex-end;max-width:95%;padding:7px 11px;border-radius:13px 13px 3px 13px;background:var(--site-accent);color:#fff;font-size:11px;font-weight:600}
.teach-illustration strong{align-self:flex-start;border-radius:13px 13px 13px 3px;background:white;color:var(--site-ink);border:1px solid var(--site-line)}
.home-heading-row{max-width:none;display:flex;align-items:end;justify-content:space-between;gap:30px}
.home-heading-row>div{max-width:780px}
.home-text-link{flex:0 0 auto;font-weight:750;text-underline-offset:5px}
.home-feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.home-feature-grid article{padding:28px;border:1px solid var(--site-line);border-radius:21px;background:#fff}
.feature-mark{display:grid;place-items:center;width:42px;height:42px;margin-bottom:22px;border-radius:14px;background:var(--sky);color:var(--site-ink);font-weight:900}
.home-feature-grid article:nth-child(even) .feature-mark{background:#dff3d9}
.home-feature-grid article>a{display:inline-block;margin-top:14px;font-size:14px;font-weight:750}
.home-teaching{display:grid;grid-template-columns:1fr .8fr;gap:56px;align-items:center;background:var(--site-ink);color:#fff}
.home-teaching h2{margin:0 0 20px;font-size:clamp(30px,4vw,45px);line-height:1.2;letter-spacing:-.03em}
.home-teaching>div>p:not(.eyebrow):not(.home-code){color:#c9dce0}
.home-code{display:inline-block;margin:8px 7px 0 0;padding:8px 11px;border:1px solid #ffffff2b;border-radius:9px;background:#ffffff12;color:#fff;font:600 12px ui-monospace,SFMono-Regular,Menlo,monospace}
.home-teaching .button{margin-top:24px}
.home-conversation{padding:26px;border-radius:27px;background:var(--sky-light);color:var(--site-ink);transform:rotate(1deg);box-shadow:0 16px 40px #0003}
.home-conversation .bubble{margin:12px 0}
.home-conversation .human{margin-left:35px;background:var(--site-accent)}
.home-conversation .dog{margin-right:45px;background:#fff;border-color:var(--site-line)}
.home-conversation small{margin:18px 0 0;color:var(--site-muted);text-align:center}
.home-final-cta{display:grid;grid-template-columns:1fr 190px;align-items:center;gap:56px;padding:62px 72px;border-radius:32px;background:var(--sky)}
.home-final-cta p:not(.eyebrow){max-width:670px;color:#315c67;font-size:16px}
.home-final-cta .button{margin-top:14px}
.final-qr{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:var(--site-ink)!important;font-size:11px;font-weight:750}
.final-qr img{display:block;width:172px;height:172px;border:9px solid #fff;border-radius:18px;box-shadow:0 10px 30px #17404b20}
.final-qr span{margin-top:8px}
.public-site .site-footer{max-width:none;margin:0;padding:32px max(24px,calc((100vw - 1140px)/2));border-top:1px solid #83d5eb;background:var(--sky);color:var(--site-ink);font-size:13px;align-items:center;gap:28px}
.footer-brand{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:850;letter-spacing:.08em}
.footer-brand img{display:block;width:64px;height:32px;object-fit:contain}
.public-site .site-footer nav{justify-content:flex-end;gap:18px;flex-wrap:wrap}
.public-site .site-footer a{color:var(--site-ink);text-decoration:none}
.public-site .panel{background:var(--sky-light);border:1px solid var(--site-line)}
@media(max-width:900px){.home-hero{grid-template-columns:1fr;min-height:0;padding:58px 0}.home-hero-copy{max-width:720px}.home-hero-art{min-height:360px;max-width:620px;margin:auto;width:100%}.home-steps{grid-template-columns:1fr}.home-step{display:grid;grid-template-columns:42px minmax(0,1fr);gap:16px}.step-number{margin:0}.home-step>div{min-width:0}.qr-link{align-items:flex-start}.home-feature-grid{grid-template-columns:1fr}.home-teaching{grid-template-columns:1fr;gap:35px}.public-site .site-footer{align-items:flex-start;flex-direction:column}.public-site .site-footer nav{justify-content:flex-start}}
@media(max-width:640px){.public-site .site-header{padding:12px 16px}.public-site .brand{gap:6px;font-size:18px}.public-site .brand img{width:43px;height:22px}.public-site .site-header nav{gap:10px}.public-site .site-header nav>a:not(.button){display:none}.public-site .site-header .button.small{padding:7px 11px;font-size:13px}.public-site main{padding:0 15px 52px}.home-hero{padding:44px 4px 48px;gap:22px}.home-hero h1{font-size:42px}.home-lead{font-size:16px;line-height:1.75}.home-actions{align-items:stretch;flex-direction:column}.home-actions .button{text-align:center}.home-highlights{gap:9px 16px;margin-top:23px}.home-hero-art{min-height:285px}.home-hero-art::before{inset:20px 0 25px 20px}.home-chat-card{right:0;top:0;width:210px;padding:13px}.home-hero-art img{width:110%;max-width:none;transform:translate(-5%,7px)}.home-section{padding:45px 18px;margin-bottom:24px;border-radius:23px}.home-section-heading{margin-bottom:26px}.home-section-heading h2,.home-final-cta h2{font-size:32px}.home-step{padding:21px 18px;grid-template-columns:34px minmax(0,1fr);gap:12px}.step-number{width:34px;height:34px;border-radius:11px}.qr-link img{width:135px}.home-heading-row{display:block}.home-text-link{display:inline-block;margin-top:15px}.home-feature-grid article{padding:23px 20px}.home-teaching{padding:45px 20px}.home-conversation{padding:20px 16px}.home-final-cta{grid-template-columns:1fr;padding:46px 22px;gap:32px;border-radius:23px}.final-qr{display:none}.public-site .site-footer{padding:28px 18px}.public-site .site-footer nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%;gap:13px 20px}}
@media(prefers-reduced-motion:reduce){.public-site .button{transition:none}}

/* Public inner pages share the homepage's sky palette, cards and reading rhythm. */
.public-site .site-inner{padding-top:58px;max-width:1040px;margin:0 auto;overflow-wrap:anywhere}
.public-site .site-page-heading{max-width:820px;margin:0 0 36px;padding:0 4px}
.public-site .site-inner h1{color:var(--site-ink);font-size:clamp(34px,4.6vw,54px);line-height:1.2;letter-spacing:-.035em;margin:0 0 22px}
.public-site .site-page-heading>p:not(.eyebrow){color:var(--site-muted);font-size:17px;line-height:1.85}
.public-site .site-card,.public-site .site-document{background:white;border:1px solid var(--site-line);border-radius:28px;padding:40px 44px;margin:0 0 24px;box-shadow:0 12px 36px #17404b08}
.public-site .site-card h2,.public-site .site-document h2{font-size:25px;line-height:1.45;color:var(--site-ink);margin:0 0 18px}
.public-site .site-card h3,.public-site .site-document h3{font-size:20px;color:var(--site-ink);margin:30px 0 14px}
.public-site .site-card p,.public-site .site-document p,.public-site .site-document li{font-size:16px;line-height:1.9;color:var(--site-muted)}
.public-site .site-document{max-width:900px;margin-left:auto;margin-right:auto;padding:48px 56px}
.public-site .site-document h2,.public-site .site-document h3{margin-top:36px;padding-top:26px;border-top:1px solid var(--site-line)}
.public-site .site-document ul{padding-left:24px}
.public-site .site-document li{margin:0 0 15px}
.public-site .site-document .eyebrow{font-size:13px;color:var(--site-accent)}
.public-site .site-question{scroll-margin-top:24px}
.public-site .site-question img{max-width:100%;height:auto}
.public-site .site-question pre{white-space:pre-wrap;overflow-wrap:anywhere;padding:18px;border-radius:12px;background:var(--sky-light)}
.public-site .site-question li{margin-bottom:9px}
.public-site .site-question table{display:block;max-width:100%;overflow:auto}
.public-site .site-contact{background:linear-gradient(145deg,var(--sky-light),white);padding:56px;max-width:900px;margin:auto}
.public-site .site-contact-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin:30px 0}
.public-site .site-link-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:20px 0 30px}
.public-site .site-link-list li{margin:0}
.public-site .site-link-list a{display:block;padding:14px 18px;border:1px solid var(--site-line);border-radius:12px;background:var(--sky-light);font-weight:650;text-decoration:none}
.public-site .site-link-list a:hover{background:var(--sky)}
.public-site .site-book{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:0 38px}
.public-site .site-book>h2,.public-site .site-book>p{grid-column:1/-1}
.public-site .site-book-cover{width:100%;max-width:360px;height:auto;align-self:start;justify-self:center;border-radius:12px;margin-top:20px}
.public-site .site-book-stores h3{margin-top:18px}
.public-site .site-sticker-preview{display:block;max-width:100%;height:auto;margin:22px auto;border-radius:12px}
.public-site a:focus-visible{outline:3px solid var(--site-accent);outline-offset:5px;border-radius:4px}
@media(max-width:640px){.public-site .site-inner{padding-top:34px}.public-site .site-page-heading{margin-bottom:26px}.public-site .site-inner h1{font-size:34px}.public-site .site-card,.public-site .site-document{border-radius:23px;padding:28px 22px;margin-bottom:20px}.public-site .site-card h2,.public-site .site-document h2{font-size:23px}.public-site .site-card p,.public-site .site-document p,.public-site .site-document li{font-size:15px}.public-site .site-link-list{grid-template-columns:1fr}.public-site .site-book{grid-template-columns:1fr;gap:0}.public-site .site-book-cover{max-width:270px;margin:12px auto 20px}.public-site .site-contact-actions{align-items:flex-start;flex-direction:column;gap:18px}}

/* Account pages use the same brand while retaining their working navigation. */
.public-site.member-site{--ink:var(--site-ink);--muted:var(--site-muted);--green:var(--site-accent);--line:var(--site-line);--paper:#fafdfe}
.public-site.member-site main{padding-top:40px}
.public-site.member-site .panel,.public-site.member-site .auth-card{background:white;border:1px solid var(--site-line);border-radius:23px;box-shadow:0 12px 36px #17404b08}
.public-site.member-site .panel p{font-size:15px}
.public-site.member-site .panel hr{border-color:var(--site-line)}
.public-site.member-site input:not([type=submit]),.public-site.member-site textarea,.public-site.member-site select{border-color:var(--site-line)}
.public-site.member-site input:focus,.public-site.member-site textarea:focus,.public-site.member-site select:focus{outline-color:var(--site-accent)}
.public-site.member-site .notice{background:var(--sky-light);border:1px solid var(--site-line)}
.public-site.member-site .site-header{gap:18px;flex-wrap:wrap}
.public-site.member-site .site-header nav{flex-wrap:wrap;gap:14px 22px}
@media(max-width:640px){.public-site.member-site main{padding-top:28px}.public-site.member-site .site-header nav{width:100%;gap:12px 18px}.public-site.member-site .site-header nav>a:not(.button){display:inline}.public-site.member-site .site-header .account{display:inline}.public-site.member-site .auth-card{padding:26px 22px}}