:root{--bg:#f5f7fb;--surface:#fff;--ink:#172033;--muted:#667085;--line:#e5e7eb;--accent:#5146e5;--soft:#eef2ff;--success:#087443;--danger:#b42318;--shadow:0 10px 30px rgba(16,24,40,.06)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 Inter,system-ui,-apple-system,Segoe UI,sans-serif}
button,input,textarea,select{font:inherit}.top{height:64px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.topin{max-width:1280px;margin:auto;height:100%;display:flex;align-items:center;gap:18px;padding:0 20px}.brand{font-weight:900;font-size:24px;letter-spacing:-.5px}.brand span{font-weight:500;color:var(--muted);font-size:12px;margin-left:7px}.search{width:min(360px,35vw);margin-left:auto;padding:10px 13px;border:1px solid var(--line);border-radius:12px;background:#fafafa}.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--soft);font-weight:800}
.shell{max-width:1280px;margin:20px auto;display:grid;grid-template-columns:220px minmax(0,1fr) 250px;gap:18px;padding:0 20px}.sidebar,.right{position:sticky;top:84px;height:max-content}.nav{display:flex;width:100%;gap:10px;align-items:center;border:0;background:transparent;border-radius:12px;padding:11px 12px;text-align:left;cursor:pointer;color:var(--ink)}.nav:hover,.nav.active{background:var(--soft)}.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:18px;margin-bottom:15px}.hero{padding:28px}.hero h1{font-size:34px;line-height:1.1;margin:0 0 8px;letter-spacing:-1px}.muted{color:var(--muted)}.small{font-size:13px}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.stat{padding:15px;border:1px solid var(--line);border-radius:14px}.stat b{font-size:23px;display:block}.pill{display:inline-block;background:var(--soft);padding:4px 9px;border-radius:999px;font-size:12px;margin:2px}.btn{border:0;background:var(--accent);color:#fff;border-radius:10px;padding:9px 13px;cursor:pointer}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.danger{background:#fff;color:var(--danger);border:1px solid #f3c4c0}.item{border:1px solid var(--line);border-radius:14px;padding:14px;margin:10px 0}.item h3{margin:0 0 5px}.row{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.row .grow{flex:1}.composer textarea{min-height:90px}.composer input,.composer textarea,.composer select,.settings input,.settings textarea,.settings select{width:100%;padding:10px;border:1px solid var(--line);border-radius:10px;margin:5px 0 10px;background:#fff}.empty{text-align:center;padding:35px;color:var(--muted)}.notice{background:#fafbff;border:1px solid var(--line);border-radius:13px;padding:12px}.treecanvas{height:500px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:radial-gradient(circle at center,#fff,#f8f9fd)}svg{width:100%;height:100%}.node circle{fill:#fff;stroke:var(--accent);stroke-width:2}.node text{font-size:12px;text-anchor:middle}.link{stroke:#a7afc2;stroke-width:1.5}.timeline{position:relative;margin:15px 0;padding-left:28px;border-left:2px solid #d9def0}.timeline .dot{position:absolute;left:-7px;width:12px;height:12px;border-radius:50%;background:var(--accent)}.toast{position:fixed;right:20px;bottom:20px;background:#101828;color:#fff;padding:12px 16px;border-radius:12px;z-index:50;box-shadow:var(--shadow)}
@media(max-width:1050px){.shell{grid-template-columns:200px minmax(0,1fr)}.right{display:none}}
@media(max-width:720px){.shell{display:block;padding:0 12px}.sidebar{position:static;display:flex;overflow:auto;margin-bottom:12px}.nav{white-space:nowrap;width:auto}.topin{padding:0 12px}.brand span{display:none}.search{width:150px}.grid2,.grid3{grid-template-columns:1fr}.hero h1{font-size:28px}}

:focus-visible{outline:3px solid #5146e5;outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.001ms!important;transition-duration:.001ms!important}}

.tree-legend{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:10px;padding:10px 12px;border:1px solid #e7eaf0;border-radius:10px;background:#fafbfc}.tree-legend .small{display:block}

/* V22 public-first landing and Living Legacy surfaces */
.public-app{max-width:1180px;margin:0 auto;padding:30px 20px}.landing-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:stretch;padding:55px 0 35px}.landing-copy{padding:20px 0}.eyebrow{font-size:12px;font-weight:800;letter-spacing:1.5px;color:var(--accent);margin-bottom:12px}.landing-copy h1{font-size:clamp(42px,6vw,72px);line-height:.98;letter-spacing:-3px;margin:0 0 20px;max-width:760px}.landing-copy h1 span{color:var(--accent)}.lead{font-size:19px;line-height:1.65;color:#475467;max-width:690px}.landing-actions{display:flex;gap:10px;margin:24px 0}.legacy-loop-card{background:linear-gradient(145deg,#171b2b,#303762);color:#fff;border-radius:26px;padding:30px;box-shadow:0 20px 50px rgba(16,24,40,.16);display:flex;flex-direction:column;justify-content:center}.loop-title{font-size:12px;letter-spacing:1.4px;font-weight:800;opacity:.75}.loop-grid{display:grid;grid-template-columns:auto 1fr auto 1fr auto 1fr auto 1fr auto;align-items:center;gap:10px;margin:30px 0;font-size:13px}.loop-grid span{text-align:center;opacity:.55}.legacy-loop-card p{opacity:.8;line-height:1.6}.landing-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.feature{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}.feature:last-child{border-bottom:0}.feature b{min-width:85px}.feature span{color:var(--muted)}.public-search-row{display:flex;gap:8px;margin:10px 0 15px}.public-search-row input{flex:1;padding:12px;border:1px solid var(--line);border-radius:10px}.public-results h3{margin:18px 0 8px}.public-person{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.public-item{padding:14px 0;border-bottom:1px solid var(--line)}.public-item:last-child{border-bottom:0}.public-item h3{margin:4px 0}.public-item p{white-space:pre-wrap;color:#475467}.public-profile-head{display:flex;gap:16px;align-items:center;margin:15px 0}.public-avatar{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--soft);font-size:24px;font-weight:900;color:var(--accent)}.auth-card{max-width:520px;margin:60px auto}.auth-card h1{font-size:36px}.auth-card label{display:block;font-weight:700;margin-top:12px}.auth-card input{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;margin:6px 0}.auth-card .btn{margin-top:8px;width:100%}.linkbtn{border:0;background:none;padding:0;color:var(--accent);cursor:pointer}.landing-footer{display:flex;gap:18px;align-items:center;padding:28px 0;color:var(--muted);border-top:1px solid var(--line);margin-top:18px}.landing-footer span{flex:1}.v22-away{border-left:4px solid var(--accent)}.away-row{display:flex;gap:12px;padding:11px 0;border-top:1px solid var(--line)}.away-dot{width:9px;height:9px;border-radius:50%;background:var(--accent);margin-top:7px;flex:none}.cta-card{background:var(--soft)}
@media(max-width:850px){.landing-hero,.landing-grid{grid-template-columns:1fr}.landing-copy h1{letter-spacing:-2px}.loop-grid{grid-template-columns:1fr;gap:8px}.loop-grid span{display:none}.landing-footer{flex-wrap:wrap}}

/* V23 Living Legacy */
.legacy-ripple{border-top:3px solid var(--accent)}.ripple-stats{display:grid;grid-template-columns:1fr;gap:8px;margin-top:10px}.ripple-stats span{padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:#fafbff}.ripple-stats b{margin-right:4px}.legacy-today{min-height:220px}.moment-card{padding:12px 0 8px}.moment-card h3{margin:8px 0 4px}.moment-card p{color:#475467}.legacy-continue .item{margin-top:12px}

/* V24 Memory & Media foundation */
.memory-today{border-top:3px solid var(--accent)}.memory-feature{padding:16px 0}.memory-feature h3{margin:8px 0 4px}.memory-feature p{white-space:pre-wrap;color:#475467}.memory-row{border-top:1px solid var(--line);padding:14px 0}.memory-row h3{margin:5px 0}.memory-row p{white-space:pre-wrap;color:#475467;margin:4px 0}.memory-row:first-of-type{border-top:0}

.story-media{margin:12px 0;border:1px solid #e5e7eb;border-radius:14px;overflow:hidden;background:#fafafa}.story-media img{display:block;width:100%;max-height:420px;object-fit:cover}.story-media video{display:block;width:100%;max-height:420px}.story-media audio{display:block;width:100%;padding:12px}.story-media figcaption{padding:8px 12px;font-size:12px;color:#667085}.media-note{padding:10px 12px;margin:10px 0;border:1px dashed #cbd5e1;border-radius:10px;font-size:13px;color:#667085}.media-draft{margin:10px 0}.media-draft .story-media{max-width:100%}.card label{display:block;margin-top:10px;margin-bottom:5px;font-weight:600}

.public-shell{max-width:1280px;margin:0 auto;display:block;padding:0 20px}.public-shell .public-app{max-width:1180px;margin:0 auto;padding:30px 20px}.auth-card{width:min(100%,620px);margin:36px auto}.auth-card h1{margin-top:14px}.auth-card .btn{width:100%;margin-top:10px}.auth-forgot{display:block;margin:14px auto 4px}.notice code{word-break:break-all}@media(max-width:720px){.public-shell{padding:0 10px}.public-shell .public-app{padding:20px 8px}.auth-card{margin:18px auto}}

/* V33 public presentation, legal footer and developer-controlled identity */
.public-shell{display:block;max-width:1280px;margin:0 auto;padding:0 20px}.public-page{min-height:100vh}.public-topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:14px;padding:14px 18px;margin:0 -20px 12px;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(16,24,40,.04)}.public-brand{font-size:22px;font-weight:900;letter-spacing:-.5px;color:var(--ink);text-decoration:none}.public-tagline{color:var(--muted);font-size:13px}.public-actions{margin-left:auto;display:flex;align-items:center;gap:9px}.public-actions .btn{width:auto;margin:0}.site-footer{margin:28px 0 0;padding:24px 0 18px;border-top:1px solid var(--line);color:var(--muted)}.site-footer-main{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding-bottom:18px}.site-footer-company{display:flex;flex-direction:column;gap:4px;font-size:13px}.site-footer-company b{color:var(--ink);margin-bottom:4px}.site-footer-links{display:flex;gap:15px;align-items:center;flex-wrap:wrap;padding-top:14px;border-top:1px solid var(--line)}.site-footer-links .linkbtn{font-size:13px}.site-footer-links>span{margin-left:auto}.legal-card{max-width:850px;margin:35px auto}.legal-card h1{font-size:34px;letter-spacing:-1px}.auth-card{width:min(100%,620px);margin:38px auto}.auth-card h1{font-size:38px;line-height:1.1}.public-app{padding-top:18px}.landing-hero{padding-top:35px}
@media(max-width:720px){.public-shell{padding:0 10px}.public-topbar{margin:0 -10px 10px;padding:12px 10px;flex-wrap:wrap}.public-tagline{display:none}.public-actions{width:100%;margin-left:0;justify-content:flex-end}.site-footer-main{grid-template-columns:1fr}.site-footer-links>span{margin-left:0;width:100%}.auth-card{margin:18px auto}.landing-hero{padding-top:20px}}

/* V34 profile pictures */
.avatar-image,.profile-picture-preview{width:48px;height:48px;border-radius:50%;object-fit:cover}.avatar{overflow:hidden;display:grid;place-items:center}.avatar .avatar-image{width:100%;height:100%}.avatar-fallback{display:grid;place-items:center;width:100%;height:100%;font-weight:800}.profile-picture-editor{display:flex;gap:18px;align-items:center;margin-top:18px;padding:16px;border:1px solid var(--line);border-radius:16px;background:#fafbff}.profile-picture-preview{width:96px;height:96px;flex:none;border:1px solid var(--line);background:var(--soft);display:grid;place-items:center;font-size:32px;font-weight:900;color:var(--accent);overflow:hidden}.profile-picture-preview .avatar-image{width:100%;height:100%}@media(max-width:600px){.profile-picture-editor{align-items:flex-start;flex-direction:column}}

.language-select{width:190px!important;min-width:190px;}
@media(max-width:760px){.language-select{width:160px!important;min-width:160px;}}

/* V36 Legacy AI Interview + Life Story Builder */
.legacy-interview-hero{background:linear-gradient(135deg,#fff,#f4f5ff)}
.interview-progress{height:8px;background:#eef2f6;border-radius:999px;overflow:hidden;margin-bottom:18px}
.interview-progress div{height:100%;background:var(--accent);border-radius:999px;transition:width .2s ease}
.interview-question h2{font-size:28px;margin:12px 0 6px}
.interview-answer{width:100%;min-height:180px;padding:14px;border:1px solid var(--line);border-radius:14px;resize:vertical;margin:10px 0}
.voice-panel{padding:14px;border:1px dashed #cbd5e1;border-radius:14px;background:#fafbff;margin:12px 0}
.voice-panel audio{width:100%;margin-top:10px}
.interview-actions{justify-content:flex-end;margin-top:12px}
.story-preview,.generated-story{max-width:850px}
.generated-story h2{font-size:30px;margin:8px 0}
.story-section{padding:16px 0;border-top:1px solid var(--line)}
.story-section h3{margin:0 0 6px}
.story-section p{white-space:pre-wrap;color:#475467}
@media(max-width:720px){.interview-question h2{font-size:23px}.interview-actions .btn{flex:1}.legacy-interview-hero h1{font-size:30px}}

.book-hero{background:linear-gradient(135deg,#f6f2ff,#ffffff)}
.book-preview{background:#f3f3f3;padding:24px;border-radius:18px}.book-cover{background:#fff;min-height:520px;padding:70px 50px;display:flex;flex-direction:column;justify-content:center;text-align:center;border:1px solid #ddd;box-shadow:0 10px 30px rgba(0,0,0,.08)}.book-cover h1{font-size:42px;line-height:1.1;margin:20px auto;max-width:650px}.book-cover p{max-width:600px;margin:0 auto}.book-author{margin-top:28px;font-weight:700}.book-pages{background:#fff;margin-top:20px;padding:45px;box-shadow:0 10px 30px rgba(0,0,0,.05)}.book-heading{margin-top:38px;padding-top:18px;border-top:1px solid #ddd}.book-space{height:8px}

/* V41 Legacy Vault */
.vault-card{border:1px solid rgba(80,70,180,.16)}

/* V43 Institutional Legacy */
.institution-hero{background:linear-gradient(135deg,#f7f8ff,#ffffff);border-top:3px solid var(--accent)}.institution-story{padding:14px 0;border-top:1px solid var(--line)}.institution-story:first-child{border-top:0}.institution-story h3{margin:0 0 6px}.institution-story p{white-space:pre-wrap;color:#475467}.institution-type-pill{font-weight:700}

/* V47 visible action confirmation */
.btn.success{background:var(--success);color:#fff;border-color:var(--success)}
.btn:disabled{cursor:default;opacity:.95}
.family-lineage{border-left:3px solid var(--accent);padding-left:14px}

/* V48 welcome + messaging usability */
.welcome-user{color:var(--muted);font-size:13px;white-space:nowrap;margin-left:2px}.welcome-user b{color:var(--ink)}.welcome-hero{border-top:4px solid var(--accent);background:linear-gradient(135deg,#ffffff,#f7f7ff)}.welcome-hero h1{font-size:40px;letter-spacing:-1.5px;margin:8px 0}.welcome-inspiration{font-size:19px;line-height:1.65;color:#344054;max-width:850px}.message-start{margin-top:18px;padding:18px;border:1px solid var(--line);border-radius:16px;background:#fafbff}.message-start h2{margin-top:0}.message-start input{flex:1}.message-start .btn{width:auto}.success{background:var(--success)!important;color:#fff!important;border-color:var(--success)!important}@media(max-width:900px){.welcome-user{display:none}.welcome-hero h1{font-size:32px}}

.notification-badge{display:inline-flex;min-width:18px;height:18px;padding:0 5px;align-items:center;justify-content:center;border-radius:999px;background:#b42318;color:#fff;font-size:11px;font-weight:700;margin-left:4px}.notification-item{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid #e6e9ed;background:transparent;padding:14px 6px;cursor:pointer}.notification-item:hover{background:#f8fafc}.notification-item.unread{background:#eef6fc}.notification-item:last-child{border-bottom:0}