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var(--border-soft);border-radius:24px;box-shadow:var(--shadow-md)}.demo-head{display:flex;align-items:center;gap:10px}.demo-head h2{margin:0}.demo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;width:100%;align-items:start}.demo-grid .sticky{margin-bottom:0;cursor:default}.demo-grid .sticky:hover{transform:translateY(-2px)}.landing-modes{padding:76px 0 0}.landing-section-head{display:grid;justify-items:center;gap:10px;max-width:650px;margin:0 auto 28px;text-align:center}.landing-section-head h2{font-size:1.6rem;line-height:1.35}.landing-section-head p{margin:0;line-height:1.65}.modes-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.mode-card{position:relative;min-height:220px;padding:24px;overflow:hidden;border:1px solid var(--border-soft);border-radius:20px;background:radial-gradient(circle at 100% 0,rgba(76,111,255,.12),transparent 42%),#ffffffd1;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s 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45%),#ffffffe0}.core-number{position:absolute;left:28px;top:28px;color:#4c6fff73;font-size:.72rem;font-weight:700;letter-spacing:.12em}.core-card .mode-icon{margin-top:20px}.core-card h3{font-size:1.24rem}.core-card ul{display:grid;gap:7px;margin:20px 0 0;padding:16px 0 0;border-top:1px solid var(--border-soft);list-style:none}.core-card li{position:relative;padding-left:18px;color:var(--ink-muted);font-size:.8rem}.core-card li:before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}.landing-steps{padding:72px 0 8px}.landing-bridge{display:grid;justify-items:center;gap:16px;padding:56px 0 64px}.landing-bridge-line{width:1px;height:56px;background:linear-gradient(180deg,transparent,rgba(76,111,255,.55),transparent)}.landing-bridge-text{margin:0;max-width:420px;text-align:center;color:var(--ink-muted);font-size:.92rem;letter-spacing:.02em}.landing-steps h2{margin-bottom:28px;font-size:1.5rem}.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}.step-card{padding:24px;background:#ffffffc7;border:1px solid var(--border-soft);border-radius:18px;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease}.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}.step-n{display:inline-block;font-family:var(--font-display);font-size:.86rem;color:var(--accent);letter-spacing:.1em;margin-bottom:10px}.step-card h3{margin:0 0 8px;font-size:1.05rem}.step-card p{margin:0;font-size:.9rem;line-height:1.65}.landing-orb{padding:76px 0 0}.orb-list{display:grid;gap:0;max-width:760px;margin:0 auto;padding:6px 8px;border:1px solid var(--border-soft);border-radius:20px;background:#ffffffb8;box-shadow:var(--shadow-sm)}.orb-row{display:grid;grid-template-columns:132px 1fr;gap:16px;align-items:baseline;padding:16px;border-bottom:1px solid var(--border-soft)}.orb-row:last-child{border-bottom:none}.orb-row dt{margin:0;padding:3px 10px;justify-self:start;border-radius:999px;background:var(--accent-soft);color:var(--accent-deep);font-size:.82rem;font-weight:600}.orb-row dd{margin:0;color:var(--ink-muted);font-size:.9rem;line-height:1.68}.landing-guide{padding-bottom:40px}.landing-guide .landing-nav{justify-content:flex-end}.landing-guide .hero{padding-top:8px}.landing-foot{display:grid;justify-items:center;gap:16px;padding:76px 0 0}.landing-foot p{margin:0;font-size:.88rem}.legal-page{min-height:100vh}.legal-card{max-width:820px;margin:42px auto 0;padding:clamp(28px,5vw,58px);border:1px solid var(--border-soft);border-radius:24px;background:#ffffffe0;box-shadow:var(--shadow-md)}.legal-card h1{margin:18px 0 8px;font-size:clamp(2rem,5vw,3.2rem)}.legal-card h2{margin:34px 0 10px;font-size:1.15rem}.legal-card p,.legal-card li{line-height:1.8}.legal-card ul{padding-left:22px}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;padding:24px;background:#171c386b;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fade-in .18s ease}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.modal{position:relative;width:min(420px,100%);background:var(--paper-card);border:1px solid var(--border-soft);border-radius:22px;box-shadow:var(--shadow-lg);animation:modal-in .2s ease}@keyframes modal-in{0%{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}.modal-body{display:grid;justify-items:center;gap:12px;padding:36px 32px 30px;text-align:center}.modal-title{margin:4px 0 0;font-size:1.35rem}.modal-lead{margin:0;font-size:.9rem;line-height:1.6;max-width:300px}.modal-close{position:absolute;top:12px;right:12px;width:30px;height:30px;display:grid;place-items:center;border:none;background:transparent;border-radius:50%;font-size:1.25rem;line-height:1;color:var(--ink-muted);cursor:pointer}.modal-close:hover{background:#171c3812;color:var(--ink)}.login-actions{display:grid;gap:10px;justify-items:center;width:100%;margin-top:8px}.google-btn-host{min-height:44px;display:grid;place-items:center}.login-error{color:var(--danger);font-size:.85rem;margin:0}.boot{min-height:100vh;display:grid;place-content:center;justify-items:center;gap:14px}.boot p{margin:0;font-size:.88rem}.boot-dot{width:30px;height:30px;border-radius:50%;border:3px solid var(--accent-soft);border-top-color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.return-bar{position:sticky;top:0;z-index:30;margin:-32px -40px 24px;padding:12px 40px;background:#4c6ffff5;color:#fff;display:none;font-size:.88rem}.return-bar.show{display:flex;align-items:center;gap:12px}.return-bar a{color:#fff;font-weight:600}.mindmap{font-family:var(--font-body);padding-left:0}.mindmap ul{list-style:none;padding-left:18px;border-left:1px dashed var(--border)}.mindmap li{margin:6px 0}.mindmap .node{display:inline-block;padding:4px 11px;background:var(--accent-soft);border-radius:8px;font-size:.86rem}.timeline{border-left:2px solid var(--accent-soft);padding-left:18px}.timeline .item{margin-bottom:18px;position:relative}.timeline .item:last-child{margin-bottom:0}.timeline .item:before{content:"";width:9px;height:9px;background:var(--accent);border:2px solid var(--paper);border-radius:50%;position:absolute;left:-24px;top:5px}@media(max-width:1120px){.shell{grid-template-columns:208px 1fr}.main{padding:26px 24px 60px}}@media(max-width:900px){.shell{grid-template-columns:1fr;grid-template-rows:auto 1fr}.sidebar{overflow:visible}.nav{grid-auto-flow:column;grid-auto-columns:max-content;overflow-x:auto;gap:4px}.nav a{padding:8px 14px;white-space:nowrap}.sidebar{position:relative;height:auto;border-right:none;border-bottom:1px solid var(--border)}.sidebar-foot{margin-top:14px;padding-top:0;grid-auto-flow:column;align-items:center;justify-content:space-between}.sidebar-foot .btn.block{width:auto}.main{padding:20px 18px 56px}.return-bar{margin:-20px -18px 16px;padding:10px 18px}.page-head{align-items:flex-start}.page-head-tools{width:100%}.page-head-tools .search{flex:1;width:auto}.kb-new-cat{width:100%}.kb-new-cat input{flex:1;width:auto}.notes-grid{grid-template-columns:1fr}.landing{padding:18px 18px 56px}.hero{padding:48px 0 40px}.modes-grid{grid-template-columns:1fr}.orb-row{grid-template-columns:1fr;gap:6px}.home-stats{grid-template-columns:1fr 1fr}.home-grid{grid-template-columns:1fr}.timeline-item{grid-template-columns:72px 1fr}}.sync-strip{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 18px;padding:8px 12px;border-radius:12px;background:#4c6fff0f;border:1px solid rgba(76,111,255,.12);font-size:.82rem;color:var(--ink-muted)}.sync-dot{width:8px;height:8px;border-radius:50%;background:#3ecf8e;box-shadow:0 0 0 3px #3ecf8e2e}.sync-ok{color:#1f7a4c;font-weight:600}.sync-err{color:var(--danger);font-weight:600}.home-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:18px}.home-stats.compact{grid-template-columns:repeat(3,minmax(0,1fr))}.home-stat{display:grid;gap:2px;padding:16px 16px 14px;border-radius:16px;background:var(--paper-card);border:1px solid var(--border-soft);text-decoration:none;color:inherit;transition:transform .15s ease,box-shadow .15s ease}.home-stat:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.home-stat.static{cursor:default}.home-stat.static:hover{transform:none;box-shadow:none}.home-stat b{font-size:1.55rem;line-height:1.1;color:var(--accent-deep)}.home-stat span{font-weight:650}.home-stat em{font-style:normal;font-size:.78rem;color:var(--ink-muted)}.home-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}.home-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}.home-list li{display:grid;gap:4px}.home-list a{color:inherit;font-weight:650;text-decoration:none}.home-list a:hover{color:var(--accent-deep)}.home-meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.timeline{display:grid;gap:22px}.timeline-day h2{margin:0 0 10px;font-size:.92rem;color:var(--ink-muted);letter-spacing:.04em}.timeline-day ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}.timeline-item{display:grid;grid-template-columns:72px 1fr auto;gap:12px;align-items:center;padding:12px 14px;border-radius:14px;background:var(--paper-card);border:1px solid var(--border-soft)}.timeline-tag{display:inline-grid;place-items:center;height:28px;border-radius:999px;padding:0 10px;font-size:.75rem;font-weight:700;color:#4c6fff;background:#e7ecff}.timeline-tag.card{color:#8a5a00;background:#ffe9b5}.timeline-tag.tr{color:#0f6a5a;background:#d8f5ee}.timeline-body a{color:inherit;font-weight:650;text-decoration:none}.timeline-body a:hover{color:var(--accent-deep)}.load-more{display:grid;place-items:center;margin:18px 0 8px}.data-actions{display:flex;flex-wrap:wrap;gap:10px}.pref-chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}.pref-chip{border:1px solid rgba(76,111,255,.22);background:#eef1ff;color:#31407a;border-radius:999px;padding:4px 10px;font-size:.8rem;cursor:pointer}.pref-chip:hover{background:#e0e6ff}.break-all{word-break:break-all}.center{text-align:center}.guest-sync-flash{position:fixed;left:50%;bottom:24px;transform:translate(-50%);z-index:80;display:flex;gap:12px;align-items:center;max-width:min(560px,calc(100vw - 32px));padding:12px 16px;border-radius:14px;background:#fff5f5;border:1px solid rgba(179,58,58,.25);box-shadow:var(--shadow-lg);color:#8b3d43;font-size:.88rem}.guest-sync-flash button{border:none;background:transparent;color:inherit;font-weight:700;cursor:pointer;white-space:nowrap}