.landing-page{--bg-primary:#f7f5f0;--bg-secondary:#fcfbf8;--bg-sidebar:#f2f0eb;--bg-elevated:#ffffff;--text-primary:#242321;--text-secondary:#4b4842;--text-muted:#716e67;--border:#e4e0d8;--border-subtle:#ece8e0;--accent:#625bc4;--accent-hover:#554ebc;--accent-light:#efedfb;--accent-subtle:#efedfb;--shadow-color:38 35 29;--highlight-yellow:#f5eddc;--ring:rgba(98,91,196,0.16);--lp-line-2:#d8d3c8;--lp-accent-border:#d8d3f6;--lp-sand:#f5eddc;--lp-sage:#eaf1eb;--lp-shell-bg:#ece9e3;--lp-frame-border:#d5d1c9;--lp-topbar-bg:rgba(247,245,240,0.88);--lp-surface-white:#ffffff;--lp-muted-2:#9c978f;--lp-preview-bg:#fbfaf7;--lp-doc-canvas:#f8f7f3;--lp-paper-border:#e9e5dc;--lp-paper-line:#eae6df;--lp-progress-track:#ece8e0;--lp-step-dot:#d8d3c8;--lp-cta-title:#403b7c;--lp-cta-copy:#716ac2;--lp-cta-gradient-top:#f1effc;--lp-cta-gradient-bottom:#ece9fa;--lp-value-mini-bg:#faf9f7;--lp-bubble-user-text:#4d478f;--lp-goal-impact-text:#7069c9;position:relative;background:var(--bg-primary);color:var(--text-primary);overflow-x:hidden}.dark .landing-page{--bg-primary:#0c0c0d;--bg-secondary:#141415;--bg-sidebar:#19191b;--bg-elevated:#1c1c1e;--text-primary:#ececec;--text-secondary:#a8a8ad;--text-muted:#7a7a80;--border:#2a2a2e;--border-subtle:#222226;--accent:#6e79d6;--accent-hover:#5c67c4;--accent-light:#1e2038;--accent-subtle:#1a1c32;--shadow-color:0 0 0;--highlight-yellow:#3d3520;--ring:rgba(110,121,214,0.2);--lp-line-2:#35353a;--lp-accent-border:#3a3d5c;--lp-sand:#2e2a22;--lp-sage:#1f2a22;--lp-shell-bg:#060607;--lp-frame-border:#2a2a2e;--lp-topbar-bg:rgba(12,12,13,0.92);--lp-surface-white:#1c1c1e;--lp-muted-2:#6e6e74;--lp-preview-bg:#111113;--lp-doc-canvas:#101012;--lp-paper-border:#2e2e32;--lp-paper-line:#2a2a2e;--lp-progress-track:#2a2a2e;--lp-step-dot:#45454c;--lp-cta-title:#d4d0f5;--lp-cta-copy:#a39fd8;--lp-cta-gradient-top:#1a1830;--lp-cta-gradient-bottom:#141328;--lp-value-mini-bg:#161618;--lp-bubble-user-text:#b8b4e8;--lp-goal-impact-text:#9b96d4}.dark .landing-mini-top{background:rgba(12,12,13,.95)}.dark .landing-preview-body{background:var(--lp-preview-bg)}.dark .landing-doc-canvas{background:var(--lp-doc-canvas)}.dark .landing-paper{border-color:var(--lp-paper-border);box-shadow:0 10px 18px rgba(0,0,0,.25)}.dark .landing-paper-line{background:var(--lp-paper-line)}.dark .landing-preview-progress{background:var(--lp-progress-track)}.dark .landing-step-dot{background:var(--lp-step-dot)}.dark .landing-chat-role,.dark .landing-goal-help,.dark .landing-left-title,.dark .landing-main-label,.dark .landing-micro,.dark .landing-preview-meta,.dark .landing-tree-title{color:var(--lp-muted-2)}.dark .landing-cta-banner{background:linear-gradient(180deg,var(--lp-cta-gradient-top) 0,var(--lp-cta-gradient-bottom) 100%)}.dark .landing-cta-title{color:var(--lp-cta-title)}.dark .landing-cta-copy{color:var(--lp-cta-copy)}.dark .landing-value-mini{background:var(--lp-value-mini-bg)}.dark .landing-bubble-user{color:var(--lp-bubble-user-text)}.dark .landing-goal-impact span{color:var(--lp-goal-impact-text)}.dark .landing-t-icon-topic{color:#c9a06a}.dark .landing-btn{box-shadow:0 2px 8px rgba(0,0,0,.2)}.dark .landing-btn-primary{box-shadow:0 10px 24px rgba(110,121,214,.22)}.dark .landing-preview-stage{box-shadow:0 4px 16px rgba(0,0,0,.28),0 28px 64px rgba(0,0,0,.4)}.dark .landing-preview-stage:hover{box-shadow:0 8px 24px rgba(0,0,0,.32),0 36px 72px rgba(0,0,0,.45)}.dark .landing-feature-card,.dark .landing-goal-left,.dark .landing-goal-right,.dark .landing-mid-cta-inner,.dark .landing-preview,.dark .landing-showcase-block,.dark .landing-value-card{box-shadow:0 2px 12px rgba(0,0,0,.2)}.landing-btn{height:44px;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid var(--border);background:transparent;color:var(--text-primary);font-size:13px;font-weight:600;box-shadow:none;transition:border-color .18s ease,color .18s ease,background .18s ease,transform .18s ease,box-shadow .18s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.landing-btn:hover{transform:translateY(-1px);border-color:var(--text-muted)}.landing-btn:active{transform:translateY(0)}.landing-btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 12px 28px rgba(98,91,196,.22)}.landing-btn-primary:hover{background:var(--accent-hover);box-shadow:0 14px 32px rgba(98,91,196,.28)}.landing-btn-primary:active{box-shadow:0 6px 16px rgba(98,91,196,.2)}.landing-btn-ghost{background:transparent;box-shadow:none}.landing-btn-ghost:hover{background:var(--lp-surface-white)}.landing-hero{position:relative;padding:56px 48px 64px;display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:36px;align-items:center}.landing-hero-glow{position:absolute;inset:-8% -4% auto -4%;height:min(72%,520px);pointer-events:none;z-index:0;background:radial-gradient(ellipse 55% 60% at 18% 35%,var(--lp-sand) 0,transparent 70%),radial-gradient(ellipse 45% 50% at 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0;padding:0;list-style:none;max-width:34rem}.landing-featurelist li{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;color:var(--text-muted)}.landing-featurelist svg{width:13px;height:13px;color:var(--accent)}.landing-sticky-cta{position:fixed;left:50%;bottom:20px;z-index:40;transform:translateX(-50%) translateY(16px);opacity:0;pointer-events:none;transition:opacity .28s ease,transform .28s ease;width:-moz-max-content;width:max-content;max-width:min(calc(100% - 24px),640px)}.landing-sticky-cta.is-visible{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}.landing-sticky-cta-inner{display:flex;align-items:center;justify-content:center;flex-wrap:nowrap;gap:8px;padding:8px 10px;border-radius:999px;border:1px solid var(--border);background:color-mix(in srgb,var(--bg-elevated) 92%,transparent);backdrop-filter:blur(12px);box-shadow:0 12px 36px rgba(38,35,29,.12);overflow-x:auto;-webkit-overflow-scrolling:touch}.landing-sticky-cta-inner .landing-btn{flex:0 0 auto;height:44px;min-height:44px;padding:0 16px;font-size:13px;white-space:nowrap}.landing-sticky-cta-inner .landing-btn-primary{flex:0 0 auto}.landing-sticky-cta-inner .landing-btn-ghost{border-color:transparent;background:transparent;color:var(--text-secondary);box-shadow:none}.landing-sticky-cta-inner .landing-btn-ghost:hover{color:var(--text-primary);background:var(--bg-secondary);border-color:transparent}.landing-preview-stage{position:relative;border-radius:18px;padding:0;background:transparent;box-shadow:0 4px 12px rgba(38,35,29,.04),0 28px 64px rgba(38,35,29,.12);transition:transform .35s ease,box-shadow .35s ease}.landing-preview-stage:before{content:"";position:absolute;inset:18% 6% -4%;border-radius:28px;background:radial-gradient(ellipse at 50% 100%,color-mix(in srgb,var(--accent) 22%,transparent) 0,transparent 70%);pointer-events:none;z-index:-1;opacity:.7;animation:landing-preview-ambient 9s ease-in-out infinite alternate}@keyframes landing-preview-ambient{0%{opacity:.45;transform:translate3d(-2%,0,0) scale(.96)}to{opacity:.85;transform:translate3d(2%,-3%,0) scale(1.04)}}.landing-preview-stage:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(38,35,29,.06),0 36px 72px rgba(38,35,29,.14)}.landing-preview{zoom:.82;background:var(--bg-elevated);border:1px solid color-mix(in srgb,var(--border) 80%,transparent);border-radius:16px;overflow:hidden;box-shadow:inset 0 1px 0 color-mix(in srgb,var(--lp-surface-white) 60%,transparent)}.landing-preview-head{height:30px;display:flex;align-items:center;padding:0 12px;border-bottom:1px solid var(--border-subtle);background:color-mix(in srgb,var(--bg-elevated) 92%,var(--bg-secondary))}.landing-preview-title{font-size:12px;font-weight:650;letter-spacing:-.01em}.landing-preview-meta{margin-left:auto;font-size:12px;color:#9c978f}.landing-preview-body{position:relative;height:min(520px,62vh);overflow:hidden;background:var(--bg-primary);border-radius:0 0 16px 16px}.landing-preview-progress{position:absolute;left:0;right:0;bottom:0;height:2px;background:#ece8e0;z-index:5}.landing-preview-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),#8c84e7);animation:landing-progress linear both}@keyframes landing-progress{0%{width:0}to{width:100%}}.landing-slide{position:absolute;inset:0;opacity:0;transform:translateY(6px) scale(.992);transition:opacity .55s cubic-bezier(.22,1,.36,1),transform .55s cubic-bezier(.22,1,.36,1);pointer-events:none}.landing-slide-active{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}.landing-mini-app{height:100%;display:flex;flex-direction:column;background:var(--bg-primary)}.landing-mini-top{height:46px;display:flex;align-items:center;padding:0 12px;border-bottom:1px solid var(--border);background:rgba(247,245,240,.95);flex-shrink:0}.landing-mini-brand{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:740}.landing-mini-nav{display:flex;gap:4px;margin-left:12px}.landing-mini-nav span{font-size:12px;color:var(--text-muted);padding:6px 8px;border-radius:999px}.landing-mini-nav-active{background:var(--accent-subtle);color:var(--accent);font-weight:700}.landing-mini-top-right{margin-left:auto;display:flex;align-items:center;gap:7px}.landing-dot-icon{width:16px;height:16px;border-radius:5px;background:var(--bg-sidebar)}.landing-mini-badge{height:22px;padding:0 8px;border-radius:999px;background:var(--accent-subtle);color:var(--accent);display:grid;place-items:center;font-size:12px;font-weight:740}.landing-mini-avatar{width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700}.landing-mini-content{flex:1;display:grid;grid-template-columns:168px 1fr;min-height:0}.landing-left-pane{border-right:1px solid var(--border);background:var(--bg-secondary);padding:10px 9px;overflow:hidden}.landing-left-head{display:flex;align-items:center;justify-content:space-between;padding:2px 4px 10px}.landing-left-title{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#9c978f;font-weight:760}.landing-left-icon{width:18px;height:18px;border-radius:6px;background:var(--bg-sidebar)}.landing-search-mini{height:28px;border:1px solid var(--border);border-radius:999px;background:var(--lp-surface-white);display:flex;align-items:center;padding:0 10px;color:#9c978f;font-size:12px;margin-bottom:10px}.landing-search-mini svg{width:12px;height:12px;margin-right:7px;flex-shrink:0}.landing-tree-title{padding:4px 4px 7px;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#9c978f;font-weight:760}.landing-tree-row{min-height:31px;display:flex;align-items:center;gap:8px;border-radius:8px;padding:0 6px;font-size:12px;color:var(--text-muted)}.landing-tree-row-active{background:var(--accent-subtle);color:var(--accent);font-weight:700}.landing-tree-bold{font-weight:700;color:var(--text-secondary)}.landing-tree-indent1{padding-left:22px}.landing-tree-indent2{padding-left:38px}.landing-t-icon{width:18px;height:18px;border-radius:6px;background:var(--bg-sidebar);display:grid;place-items:center;flex:none;font-size:12px;font-weight:700}.landing-t-icon svg{width:10px;height:10px}.landing-t-icon-topic{background:var(--lp-sand);color:#a4763e}.landing-t-icon-file{background:var(--accent-subtle);color:var(--accent)}.landing-main-pane{background:var(--lp-surface-white);padding:14px;position:relative;overflow:hidden;min-height:0}.landing-main-pane-flush{padding:0}.landing-main-label{font-size:12px;color:#9c978f;text-transform:uppercase;letter-spacing:.08em;font-weight:760}.landing-main-title{font-size:20px;font-weight:760;letter-spacing:-.03em;margin-top:8px}.landing-main-title-sm{font-size:18px}.landing-main-sub{font-size:12px;color:var(--text-muted);margin-top:4px}.landing-library-welcome{display:grid;place-items:center;min-height:260px;margin-top:8px}.landing-library-welcome-inner{max-width:290px;text-align:center}.landing-center-search{height:42px;border:1px solid var(--border);border-radius:999px;background:var(--lp-surface-white);display:flex;align-items:center;padding:0 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10px;font-size:12px;color:var(--text-muted)}.landing-app-preview{--bg-primary:#f7f7f5;--bg-secondary:#f0efec;--bg-sidebar:#ecebe7;--bg-elevated:#ffffff;--text-primary:#1a1a18;--text-secondary:#6a6a66;--text-muted:#8e8e89;--border:#e4e3df;--border-subtle:#ecebe8;--accent:#5e66c7;--accent-hover:#4c54b5;--accent-light:#eceef8;--accent-subtle:#f4f5fb;--highlight-yellow:#f5e6a3;--ring:rgba(94,102,199,0.28);background:var(--bg-primary);color:var(--text-primary)}.dark .landing-app-preview{--bg-primary:#0c0c0d;--bg-secondary:#141415;--bg-sidebar:#101011;--bg-elevated:#19191b;--text-primary:#ececee;--text-secondary:#9b9ba0;--text-muted:#6e6e73;--border:#242426;--border-subtle:#1c1c1e;--accent:#6e79d6;--accent-hover:#8b93e0;--accent-light:rgba(110,121,214,0.14);--accent-subtle:rgba(110,121,214,0.08);--highlight-yellow:#c4b56a;--ring:rgba(110,121,214,0.35)}.landing-app-preview .landing-highlight{background:var(--highlight-yellow);padding:.1em 0;border-radius:.15em}.landing-app-preview 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12px;border-radius:16px;background:var(--lp-surface-white);border:1px solid var(--border);box-shadow:0 2px 8px rgba(38,35,29,.04);display:flex;align-items:center;gap:14px;font-size:12px;color:var(--text-muted)}.landing-quick-dock-active{color:var(--accent);font-weight:700}.landing-chat-area{display:grid;grid-template-columns:130px 1fr;gap:10px;margin-top:12px}.landing-chat-list{border:1px solid var(--border);border-radius:13px;background:var(--bg-secondary);padding:10px}.landing-chat-list-btn{height:30px;border-radius:9px;border:1px solid var(--border);background:var(--lp-surface-white);display:grid;place-items:center;font-size:12px;font-weight:700}.landing-chat-entry{margin-top:8px;padding:8px 7px;border-radius:8px;background:var(--lp-surface-white);border:1px solid var(--border);font-size:12px}.landing-chat-entry-active{background:var(--accent-subtle);border-color:var(--lp-accent-border);color:var(--accent);font-weight:700}.landing-chat-panel{border:1px solid 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