:root{--paper:#faf9f5;--ink:#243c34;--muted:#5b6d64;--green:#2e6553;--mint:#e4f1e9;--line:#d5dfd8;--white:#fff;--accent:#a55532;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans",Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;letter-spacing:0;color-scheme:light}
*{box-sizing:border-box}body{margin:0}a{color:var(--green);text-underline-offset:4px}a:hover{color:#173e30}a:focus-visible,summary:focus-visible{outline:3px solid #a55532;outline-offset:5px;border-radius:2px}p{line-height:1.75}h1,h2,h3{line-height:1.22;letter-spacing:0}h1,h2,h3,p{margin-top:0}img{max-width:100%;height:auto;display:block}.wrap{max-width:1160px;margin-inline:auto;padding-inline:36px}.skip{position:fixed;top:-100px;left:16px;padding:12px;background:#fff;z-index:30}.skip:focus{top:12px}.site-header{background:var(--white);border-bottom:1px solid var(--line)}.header-inner{max-width:1240px;min-height:84px;margin:auto;padding:18px 36px;display:flex;align-items:center;gap:32px}.brand{display:inline-flex;align-items:center;gap:8px;font-size:27px;font-weight:750;text-decoration:none;color:var(--ink)}.brand-dot{width:7px;height:7px;background:var(--accent);border-radius:50%;margin-top:12px}.main-nav{display:flex;gap:26px;align-items:center;margin-left:auto;font-size:14px}.main-nav a{text-decoration:none;padding-block:10px}.main-nav a[aria-current]{box-shadow:0 2px var(--green);font-weight:650}.languages{display:flex;align-items:center;gap:2px;background:#eef4ef;border:1px solid var(--line);border-radius:6px;padding:3px;font-size:13px;flex-shrink:0}.languages a{text-decoration:none;padding:8px 10px;border-radius:3px;color:var(--muted);min-height:34px}.languages a[aria-current]{background:var(--white);color:var(--ink);font-weight:650;box-shadow:0 1px 2px #243c3412}.eyebrow{font-size:12px;font-weight:650;color:var(--green);line-height:1.5;margin-bottom:17px}.hero{background:#f5f4ef url('/sayback/assets/journal.png') center center/cover no-repeat;border-bottom:1px solid var(--line)}.hero-inner{max-width:1160px;margin:auto;padding:58px 36px 60px;min-height:550px}.hero h1{font-size:84px;font-weight:720;margin-bottom:20px}.hero-tagline{font-size:30px;line-height:1.35;max-width:570px;font-weight:550;margin-bottom:20px}.hero-description{font-size:17px;max-width:510px;margin-bottom:28px}.coming-soon{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:650;margin:0}.coming-soon span{width:7px;height:7px;border-radius:50%;background:var(--accent)}.overview{padding-top:56px;padding-bottom:60px}.section-heading h2{font-size:32px;margin-bottom:34px}.features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.feature{border-top:1px solid #b8cbbf;padding:20px 0 0}.feature-number{font-size:12px;color:var(--accent);display:block;margin-bottom:14px}.feature h3{font-size:20px;margin-bottom:12px}.feature p{font-size:15px;color:var(--muted);margin:0}.mood-band{background:var(--mint);border-block:1px solid var(--line)}.mood-inner{display:grid;grid-template-columns:minmax(0,1fr) 260px;align-items:center;gap:100px;padding-top:50px;padding-bottom:44px}.mood-inner h2{font-size:36px;max-width:550px}.mood-inner p:not(.eyebrow){max-width:500px;font-size:17px}.mood-inner figure{margin:0}.mood-inner img{max-height:450px;object-fit:contain;width:100%}.mood-inner figcaption{text-align:center;font-size:12px;color:var(--muted);margin-top:12px}.muted{color:var(--muted)}.text-link{display:inline-flex;align-items:center;gap:14px;font-size:16px;font-weight:650;max-width:100%;overflow-wrap:anywhere}.support{padding-block:55px}.support h2{font-size:30px;margin-bottom:14px}.support p{color:var(--muted)}.site-footer{background:#f0f4ef;border-top:1px solid var(--line);font-size:14px}.footer-inner,.footer-bottom{max-width:1160px;margin:auto;padding:36px;display:flex;justify-content:space-between;gap:30px}.footer-inner p{margin:12px 0 6px;color:var(--muted)}.footer-inner nav{display:flex;flex-direction:column;gap:15px;align-items:flex-start}.footer-bottom{padding-top:16px;padding-bottom:22px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.footer-bottom a{color:var(--muted);text-decoration:none}.legal{padding-top:26px;padding-bottom:72px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--muted);margin-bottom:38px;line-height:1.5}.breadcrumbs a{text-decoration:none}.legal-heading h1{font-size:40px;max-width:900px;margin-bottom:30px;overflow-wrap:break-word}.legal-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:65px;align-items:start}.desktop-toc{position:sticky;top:24px;border-top:1px solid var(--line);padding-top:20px}.desktop-toc h2{font-size:13px}.toc ul{list-style:none;padding:0;margin:0}.toc li{margin-bottom:11px;line-height:1.55;font-size:13px}.toc a{text-decoration:none;color:var(--muted)}.toc a:hover{color:var(--green);text-decoration:underline}.legal-content{min-width:0;max-width:760px}article{font-size:16px;line-height:1.85;overflow-wrap:anywhere}article h2{font-size:24px;padding-top:28px;border-top:1px solid var(--line);margin-top:36px;margin-bottom:18px;scroll-margin-top:24px}article p{margin-bottom:20px;line-height:1.85}article ul{padding-left:23px}article li{margin-bottom:10px}article strong{font-weight:650}article>p:first-child{color:var(--muted);font-size:14px}.release-note{padding:18px 20px;border-left:3px solid #6a9b81;background:var(--mint);font-size:14px;margin-bottom:32px;max-width:1000px}.back-top{display:inline-block;margin-top:30px;font-size:14px}.mobile-toc{display:none}
@media(min-width:1600px){.hero{background-position:center 55%}.hero-inner{min-height:570px}}
@media(max-width:900px){.header-inner{gap:18px;padding-inline:24px;flex-wrap:wrap}.main-nav{order:3;width:100%;justify-content:center;gap:24px;font-size:13px}.languages{margin-left:auto}.header-inner{min-height:120px}.hero-inner{padding-inline:24px;min-height:530px}.hero h1{font-size:68px}.hero-tagline{font-size:27px;max-width:490px}.hero-description{max-width:470px}.features{grid-template-columns:repeat(2,minmax(0,1fr))}.mood-inner{gap:35px;grid-template-columns:minmax(0,1fr) 220px}.mood-inner h2{font-size:30px}.legal-layout{grid-template-columns:170px minmax(0,1fr);gap:30px}.wrap{padding-inline:24px}.legal-heading h1{font-size:34px}.footer-inner,.footer-bottom{padding-inline:24px}}
@media(max-width:600px){.header-inner{padding:15px 20px;gap:14px}.brand{font-size:25px}.main-nav{gap:17px;justify-content:flex-start;font-size:12px;flex-wrap:wrap}.main-nav a{padding-block:6px}.languages a{padding:7px 9px}.hero{background-position:22% center}.hero-inner{padding:38px 22px 40px;min-height:490px}.hero h1{font-size:58px;margin-bottom:22px}.hero-tagline{font-size:25px;line-height:1.4;max-width:355px}.hero-description{font-size:16px;max-width:345px;margin-bottom:24px}.eyebrow{font-size:11px}.wrap{padding-inline:22px}.overview{padding-top:36px;padding-bottom:40px}.section-heading h2{font-size:27px;margin-bottom:28px}.features{grid-template-columns:1fr;gap:25px}.feature{padding-top:16px}.feature-number{float:right;margin:0 0 0 10px}.feature h3{font-size:19px}.mood-inner{grid-template-columns:1fr;gap:28px;padding-top:36px;padding-bottom:30px}.mood-inner h2{font-size:28px}.mood-inner figure{width:220px;justify-self:center}.mood-inner img{max-height:440px}.support{padding-block:36px}.support h2{font-size:26px}.footer-inner{flex-direction:column;padding:30px 22px;gap:26px}.footer-bottom{padding:18px 22px;gap:12px;flex-wrap:wrap}.legal{padding-top:23px;padding-bottom:45px}.breadcrumbs{margin-bottom:28px;font-size:12px}.legal-heading h1{font-size:29px;line-height:1.35;margin-bottom:25px}.legal-layout{display:block}.desktop-toc{display:none}.mobile-toc{display:block;border-block:1px solid var(--line);margin-bottom:26px;padding:14px 0}.mobile-toc summary{cursor:pointer;font-size:14px;font-weight:650;min-height:24px}.mobile-toc nav{padding-top:18px}.mobile-toc .toc li{font-size:14px;margin-bottom:14px}article{font-size:16px}article h2{font-size:22px;margin-top:28px;padding-top:24px}.release-note{font-size:14px;padding:15px 16px}.legal-content{max-width:none}}
.hero{background-image:url('/sayback/assets/journal.jpg')}
@media print{.site-header,.site-footer,.desktop-toc,.mobile-toc,.back-top,.breadcrumbs{display:none}.legal-layout{display:block}.legal-content{max-width:none}.legal{padding:0}.legal-heading h1{font-size:26px}article{font-size:11pt}article h2{break-after:avoid}a{color:inherit}.release-note{background:none}}