:root{--peach:#ea9d7f;--peach-soft:#fbe5da;--brick:#bc6550;--brown:#9c5644;--cream:#fdf6ec;--paper:#fffdf8;--tan:#d7b89a;--ink:#4a3029;--muted:#86685d;--line:#f0dfd2}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;color:var(--ink);background:var(--cream);font-family:-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Hiragino Kaku Gothic ProN','Segoe UI',Roboto,sans-serif;line-height:1.75;overflow-wrap:anywhere}
a{color:var(--brick)}header,main,footer{max-width:1080px;margin:auto;padding:24px}
header{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-weight:800;font-size:17px}.brand img{width:46px;height:46px;border-radius:13px;box-shadow:0 6px 16px #bc655026}.brand small{display:block;font-size:11px;font-weight:500;color:var(--muted)}
.languages{display:flex;gap:4px;font-size:13px}.languages a{padding:5px 10px;border-radius:99px;text-decoration:none;color:var(--muted)}.languages a[aria-current]{background:var(--peach-soft);color:var(--brown);font-weight:700}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:4px 0 0}.tabs a{padding:7px 14px;border-radius:99px;border:1px solid var(--line);background:var(--paper);text-decoration:none;color:var(--muted);font-size:14px}.tabs a[aria-current]{background:var(--brown);border-color:var(--brown);color:#fff;font-weight:700}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding:48px 0 72px}
.eyebrow,.label{color:var(--brick);font-size:12px;font-weight:800;letter-spacing:3px}
h1{font-size:clamp(36px,5.2vw,60px);line-height:1.25;letter-spacing:-1.5px;margin:20px 0}h1 em{font-style:normal;color:var(--brick);background:linear-gradient(transparent 62%,var(--peach-soft) 62%)}
p{color:var(--muted)}.lead{font-size:18px;max-width:470px}
.buttons{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 10px}.button{display:inline-block;padding:12px 24px;background:var(--brown);color:#fff;border-radius:16px;text-decoration:none;font-weight:700}.button.alt{background:var(--paper);color:var(--brown);border:1px solid var(--tan)}
.note{font-size:12.5px;margin:6px 0}
.book{position:relative;max-width:340px;margin:auto;aspect-ratio:1;background:var(--peach);border-radius:44px;display:grid;place-items:center;box-shadow:0 30px 60px #9c56442e}.book img{width:96%;height:auto}
.sticker{position:absolute;background:var(--paper);border-radius:14px;padding:6px 12px;font-size:13px;font-weight:700;color:var(--brown);box-shadow:0 8px 20px #9c564424}.sticker.a{left:-14px;top:18%;transform:rotate(-7deg)}.sticker.b{right:-12px;bottom:16%;transform:rotate(6deg)}
h2{font-size:clamp(24px,3.4vw,32px);line-height:1.4;margin:10px 0 0}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0 64px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:24px}.card .icon{font-size:26px}.card h3{font-size:18px;margin:10px 0 6px}.card p{font-size:14.5px;margin:0}
.promise{background:linear-gradient(120deg,var(--brown),var(--brick));color:#fff;padding:36px;border-radius:28px;margin-bottom:24px}.promise h2{color:#fff;margin:0 0 8px}.promise p{color:#ffeee6;margin:0 0 18px}.promise .button{background:#fff;color:var(--brown)}
.doc{max-width:780px;margin:12px auto 0}.doc h1{font-size:clamp(28px,4vw,38px);margin:12px 0 4px}.doc .updated{font-size:13px;margin:0 0 22px}
.doc .card{padding:28px}.doc h2{font-size:18px;margin:26px 0 6px;color:var(--ink)}.doc h2:first-child{margin-top:0}.doc p,.doc li{font-size:15px;color:#5f463d}.doc ul{padding-left:20px;margin:6px 0}.doc li{margin:4px 0}
.contact{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:var(--peach-soft);border-radius:16px;padding:14px 18px;margin:10px 0}.contact b{display:block;font-size:13px;color:var(--brown)}.contact a.mail{font-weight:700;word-break:break-all}
details{border-top:1px solid var(--line);padding:14px 0}details:first-of-type{border-top:0}summary{cursor:pointer;font-weight:700;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:12px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--brick);font-weight:800}details[open] summary:after{content:"−"}details p{margin:8px 0 0}
footer{font-size:12.5px;color:var(--muted);padding-top:40px;padding-bottom:40px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}footer nav{display:flex;gap:16px;flex-wrap:wrap}footer a{color:var(--muted)}
a:focus-visible,summary:focus-visible{outline:3px solid #3e8ef7;outline-offset:4px}
@media(max-width:760px){header,main,footer{padding-left:16px;padding-right:16px}.hero{grid-template-columns:1fr;gap:36px;padding:20px 0 48px}.features{grid-template-columns:1fr}.promise{padding:26px}.doc .card{padding:20px}.book{max-width:280px;border-radius:36px}}

/* Public diary pages: paper, leather and readable documents. */
:root{--cream:#f6f2e9;--paper:#fffdf7;--brown:#614638;--brick:#895b3d;--peach:#d8b992;--peach-soft:#eee1cb;--ink:#302b25;--muted:#6b6258;--line:#e3dacc}
body{background:radial-gradient(ellipse at 85% 10%,#e8dcc5 0,transparent 35%),var(--cream)}
header{border-bottom:1px solid var(--line);padding-top:22px;padding-bottom:22px}.brand img{border-radius:12px}.languages a{min-height:44px;display:inline-flex;align-items:center}.site-nav{display:flex;gap:18px;flex-wrap:wrap;font-size:13px}.site-nav a{color:var(--muted);text-decoration:none;padding:8px 0}.site-nav a[aria-current]{color:var(--ink);font-weight:750;border-bottom:2px solid var(--brick)}
.skip-link{position:absolute;left:16px;top:-100px;z-index:10;background:var(--ink);color:white;padding:12px 20px;border-radius:8px}.skip-link:focus{top:12px}
.hero{grid-template-columns:1fr 1fr;gap:64px;padding:64px 0 88px}.eyebrow,.label{letter-spacing:2px}.lead{line-height:1.9}.button{border-radius:12px;transition:background .15s}.button:hover{background:#49352c;color:white}.button.alt:hover{background:var(--peach-soft);color:var(--ink)}
.book{max-width:290px;aspect-ratio:1/2;background:#35291f;border:7px solid #35291f;border-radius:24px;box-shadow:16px 22px 0 #dfd0b8,0 30px 60px #33231626;transform:rotate(3deg)}.book img{display:block;width:100%;height:100%;object-fit:contain;border-radius:17px}.book .sticker{display:none}
.screen-gallery{display:grid;grid-template-columns:1fr 1fr;gap:36px;margin:32px auto 64px;max-width:700px}.screen-gallery figure{margin:0}.screen-gallery img{width:100%;height:auto;border:6px solid #3a3028;border-radius:22px;box-shadow:0 12px 32px #49301a1c}.screen-gallery figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:14px}.features{gap:18px}.card{border-radius:16px}.promise{border-radius:18px;background:var(--brown)}
.doc{max-width:840px}.doc h1{margin-top:28px}.doc .card{padding:36px}.doc h2{scroll-margin-top:24px;margin-top:34px;font-size:20px}.doc p,.doc li{line-height:1.95}.toc{margin:22px 0;padding:22px 26px;border:1px solid var(--line);border-radius:16px;background:#eee7d9}.toc h2{margin:0 0 12px;font-size:15px}.toc ol{columns:2;list-style:none;padding:0;margin:0}.toc li{break-inside:avoid;font-size:13px;margin:0}.toc a{display:block;padding:5px 0;color:var(--brown);text-decoration:none}.toc a:hover{text-decoration:underline}summary{min-height:44px;align-items:center}details p{padding:0 4px 10px}.contact{gap:20px;padding:20px}.tabs a{min-height:44px;display:inline-flex;align-items:center}footer{border-top:1px solid var(--line)}footer a{display:inline-block;padding:8px 0}
@media(max-width:760px){header{gap:14px}.site-nav{order:3;width:100%;gap:20px}.hero{grid-template-columns:1fr;gap:44px;padding:34px 0 64px}.book{max-width:245px;border-radius:24px}.lead{font-size:17px}.screen-gallery{gap:18px}.screen-gallery img{border-width:4px;border-radius:14px}.doc .card{padding:22px}.toc ol{columns:1}.toc{padding:18px}.doc h2{font-size:18px}}
@media(prefers-reduced-motion:reduce){.button{transition:none}.book{transform:none}}
@media print{body{background:white}header,.tabs,.toc,footer,.skip-link{display:none}.doc{max-width:none}.doc .card{border:0;padding:0}.doc h2{break-after:avoid}a{color:inherit}}

/* Twenty app languages; plain links also work without JavaScript. */
.language-picker{position:relative;border:0;padding:0;font-size:13px;z-index:5;min-width:130px}.language-picker summary{padding:8px 12px;gap:10px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}.language-picker summary:after{content:none}.language-options{position:absolute;inset-inline-end:0;top:52px;width:min(340px,calc(100vw - 32px));display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:12px;max-height:65vh;overflow-y:auto;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:0 16px 48px #302b2526}.language-options a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--ink)}.language-options a:hover,.language-options a[aria-current]{background:var(--peach-soft)}.language-options a[aria-current]{font-weight:700}.contact .mail{direction:ltr;unicode-bidi:isolate;display:inline-block}[dir=rtl] .book{transform:rotate(-3deg)}[dir=rtl] h1{letter-spacing:0}[dir=rtl] .doc ul{padding-left:0;padding-right:20px}@media(prefers-reduced-motion:reduce){[dir=rtl] .book{transform:none}}@media(max-width:480px){.language-picker{margin-inline-start:auto}.language-options{width:calc(100vw - 32px)}}

.language-picker[open] > summary:after{content:none}