:root{--bg-primary: #020617;--bg-secondary: #0f172a;--bg-tertiary: #1e293b;--bg-panel: rgba(15, 23, 42, .75);--bg-card: rgba(30, 41, 59, .6);--bg-input: rgba(0, 0, 0, .2);--bg-input-focus: rgba(0, 0, 0, .4);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #475569;--accent-gold: #06b6d4;--accent-gold-hover: #0891b2;--accent-gold-transparent: rgba(6, 182, 212, .15);--bg-gradient-1: radial-gradient(circle at 15% 50%, rgba(6, 182, 212, .05), transparent 35%);--bg-gradient-2: radial-gradient(circle at 85% 30%, rgba(59, 130, 246, .05), transparent 35%);--accent-emerald: #3b82f6;--accent-emerald-hover: #2563eb;--accent-emerald-transparent: rgba(59, 130, 246, .15);--accent-blue: #8b5cf6;--accent-blue-hover: #7c3aed;--accent-primary: var(--accent-gold);--accent-primary-transparent: var(--accent-gold-transparent);--border-color: rgba(6, 182, 212, .15);--border-color-hover: rgba(6, 182, 212, .3);--border-focus: rgba(6, 182, 212, .6);--shadow-glow: 0 0 15px rgba(6, 182, 212, .4);--btn-primary-bg: linear-gradient(135deg, var(--accent-gold), #0891b2);--btn-primary-hover: linear-gradient(135deg, var(--accent-gold-hover), #0e7490);--btn-primary-text: #000;--btn-primary-shadow: 0 4px 14px rgba(6, 182, 212, .3);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-round: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -1px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -2px rgba(0, 0, 0, .3);--transition-fast: .15s ease-in-out;--transition-normal: .3s ease-in-out;--transition-slow: .5s ease-in-out}body.light-theme{--bg-primary: #fafaf9;--bg-secondary: #ffffff;--bg-tertiary: #f5f5f0;--bg-panel: rgba(255, 255, 255, .85);--bg-card: #ffffff;--bg-input: #ffffff;--bg-input-focus: #f9f9f9;--text-primary: #1a1a2e;--text-secondary: #5c5c6d;--text-muted: #9ca3af;--accent-gold: #1e3a5f;--accent-gold-hover: #162d4a;--accent-gold-transparent: rgba(30, 58, 95, .08);--bg-gradient-1: radial-gradient(circle at 15% 50%, rgba(184, 149, 42, .03), transparent 35%);--bg-gradient-2: radial-gradient(circle at 85% 30%, rgba(30, 58, 95, .03), transparent 35%);--accent-emerald: #b8952a;--accent-emerald-hover: #a18224;--accent-emerald-transparent: rgba(184, 149, 42, .1);--accent-blue: #0ea5e9;--accent-blue-hover: #0284c7;--accent-primary: var(--accent-gold);--accent-primary-transparent: var(--accent-gold-transparent);--border-color: #e5e5e0;--border-color-hover: #d4d4cf;--border-focus: rgba(30, 58, 95, .3);--shadow-glow: 0 4px 15px rgba(0, 0, 0, .05);--btn-primary-bg: var(--accent-gold);--btn-primary-hover: var(--accent-gold-hover);--btn-primary-text: #ffffff;--btn-primary-shadow: 0 2px 8px rgba(30, 58, 95, .25)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;background-image:var(--bg-gradient-1),var(--bg-gradient-2)}#root{display:flex;flex-direction:column;min-height:100vh}.glass-panel{background:var(--bg-panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-color);box-shadow:var(--shadow-md)}.glass-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:all var(--transition-normal)}.glass-card:hover{transform:translateY(-3px);border-color:var(--border-color-hover);box-shadow:var(--shadow-lg),var(--shadow-glow)}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;margin-bottom:var(--spacing-md);color:var(--text-primary)}h1{font-size:2.5rem;letter-spacing:-.025em}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{color:var(--text-secondary);margin-bottom:var(--spacing-md)}.input-group{margin-bottom:var(--spacing-md);position:relative}.input-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:var(--spacing-xs);color:var(--text-secondary)}.input-field{width:100%;padding:.75rem 1rem;background-color:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-primary);font-family:inherit;font-size:1rem;transition:all var(--transition-fast)}.input-field:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 2px var(--accent-gold-transparent);background-color:var(--bg-input-focus)}.input-field::placeholder{color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:500;font-size:1rem;cursor:pointer;transition:all var(--transition-fast);border:none;font-family:inherit;gap:.5rem}.btn-primary{background:var(--btn-primary-bg);color:var(--btn-primary-text);box-shadow:var(--btn-primary-shadow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--btn-primary-shadow);background:var(--btn-primary-hover)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:#ffffff0d;border-color:var(--border-color-hover)}.btn-danger{background-color:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background-color:#ef444433}.btn-icon{padding:.5rem;border-radius:var(--radius-md);background:transparent;color:var(--text-secondary);border:1px solid transparent}.btn-icon:hover{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border-color)}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md);width:100%}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:300px;flex-shrink:0;border-right:1px solid var(--border-color);display:flex;flex-direction:column;background-color:var(--bg-secondary);z-index:10}.main-content{flex-grow:1;display:flex;flex-direction:column;overflow:hidden;position:relative}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-round)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .4s cubic-bezier(.16,1,.3,1) forwards}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:var(--radius-round);font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase}.badge-success{background-color:var(--accent-emerald-transparent);color:var(--accent-emerald);border:1px solid rgba(16,185,129,.2)}.badge-warning{background-color:var(--accent-gold-transparent);color:var(--accent-gold);border:1px solid rgba(251,191,36,.2)}.badge-neutral{background-color:#ffffff1a;color:var(--text-secondary);border:1px solid var(--border-color)}@keyframes shimmer{0%{background-position:-1000px 0}to{background-position:1000px 0}}.skeleton-box{display:inline-block;position:relative;overflow:hidden;background-color:var(--bg-tertiary);border-radius:var(--radius-md)}.skeleton-box:after{position:absolute;top:0;right:0;bottom:0;left:0;transform:translate(-100%);background-image:linear-gradient(90deg,#fff0 0,#ffffff0d 20%,#ffffff1a 60%,#fff0);animation:shimmer 2s infinite;content:""}@media (max-width: 768px){.app-layout{flex-direction:column;height:auto;overflow-y:auto}.sidebar{width:100%;height:auto;border-right:none;border-bottom:1px solid var(--border-color);flex-shrink:0;padding:.5rem;display:flex;flex-direction:row;align-items:center;justify-content:space-between}.mobile-hide,.filters-section{display:none!important}.sidebar>div{padding:.5rem!important;border:none!important;flex-grow:0!important}.new-query-btn{width:auto!important;margin-bottom:0!important;padding:.5rem!important;border-radius:50%!important}.main-content{height:auto;min-height:calc(100vh - 80px);width:100%;overflow-y:visible}.main-content>div{padding:1rem!important}h1{font-size:1.75rem}.btn{padding:.5rem 1rem}.chat-layout{height:100dvh!important;overflow:hidden!important}.chat-layout .chat-main{height:100dvh!important;min-height:100dvh!important;overflow:hidden!important}.chat-header{padding:.75rem 1rem!important}.chat-footer{padding:1rem!important}.chat-footer .chat-input{padding:1rem 3.5rem 1rem 1rem!important}}.msg-user-text{color:var(--text-primary);line-height:1.65;font-size:.95rem}.msg-ai-text{color:var(--text-primary);line-height:1.75;font-size:.925rem}.msg-ai-text .msg-para{margin:0 0 .85rem}.msg-ai-text .msg-para:last-child{margin-bottom:0}.msg-bold{color:var(--accent-gold);font-weight:600}.msg-ai-text em{color:var(--accent-emerald);font-style:italic}.msg-act-pill{display:inline;background:var(--accent-emerald-transparent);color:var(--accent-emerald);padding:.1rem .45rem;border-radius:4px;font-weight:600;font-size:.85em;letter-spacing:.01em;white-space:nowrap}.msg-section-ref{color:var(--accent-gold);font-weight:600;background:var(--accent-gold-transparent);padding:.05rem .35rem;border-radius:3px;font-size:.88em}.msg-ai-text .msg-list{margin:.6rem 0 .85rem;padding-left:1.5rem}.msg-ai-text .msg-list li{margin-bottom:.45rem;line-height:1.7;color:var(--text-primary)}.msg-ai-text .msg-list li::marker{color:var(--accent-gold);font-weight:600}.msg-ai-text .msg-list li:last-child{margin-bottom:0}.msg-blockquote{margin:.75rem 0;padding:.75rem 1rem;border-left:3px solid var(--accent-gold);background:var(--accent-gold-transparent);border-radius:0 6px 6px 0;color:var(--text-secondary);font-style:italic;line-height:1.7}.msg-disclaimer{margin:.85rem 0 0;padding:.65rem .85rem;background:var(--accent-emerald-transparent);border:1px solid var(--accent-emerald);border-radius:8px;font-size:.82rem;color:var(--text-secondary);line-height:1.6}.msg-disclaimer .msg-bold{color:var(--accent-emerald)}.msg-ai-text .msg-heading{margin:1rem 0 .4rem;font-size:.95rem;font-weight:650;color:var(--accent-gold);letter-spacing:.01em}.msg-ai-text .msg-heading:first-child{margin-top:0}.cite-chip{display:inline-flex;align-items:center;justify-content:center;min-width:1.25rem;height:1.25rem;padding:0 .3rem;margin:0 .1rem;border-radius:999px;border:1px solid var(--accent-gold);background:var(--accent-gold-transparent);color:var(--accent-gold);font-size:.7rem;font-weight:700;line-height:1;vertical-align:.15em;cursor:pointer;font-family:inherit}.cite-chip:hover,.cite-chip:focus-visible{background:var(--accent-gold);color:#000;outline:none}.cite-chip-static{cursor:default}.msg-ai-text.streaming>:last-child:after{content:"▍";margin-left:2px;color:var(--accent-gold);animation:caret-blink 1s steps(2,start) infinite}@keyframes caret-blink{to{visibility:hidden}}.chat-row{display:flex;gap:1.25rem}.chat-row-user{flex-direction:row-reverse}.chat-avatar{flex-shrink:0;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary);border:1px solid var(--border-color)}.chat-avatar-ai{background:var(--accent-gold-transparent);border-color:var(--accent-gold)}.chat-bubble-wrap{max-width:85%;min-width:0}.chat-title{margin:0;font-size:1.25rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.header-action{padding:.5rem 1rem;font-size:.875rem}.profile-btn{width:36px;height:36px;border-radius:50%;background:var(--accent-primary-transparent);border:1px solid var(--accent-primary);color:var(--accent-primary);display:flex;align-items:center;justify-content:center;cursor:pointer}.sources-heading{font-size:.875rem;font-weight:600;color:var(--text-secondary);margin-bottom:.6rem;display:flex;align-items:center;gap:.5rem}.source-card{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-md);margin-bottom:.5rem;overflow:hidden;scroll-margin:6rem;transition:border-color var(--transition-fast)}.source-card-open{border-color:var(--accent-gold)}.source-card-head{width:100%;display:flex;align-items:center;gap:.75rem;padding:.7rem 1rem;background:transparent;border:none;color:inherit;font:inherit;text-align:left;cursor:pointer}.source-num{flex-shrink:0;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--accent-gold-transparent);color:var(--accent-gold);font-size:.75rem;font-weight:700}.source-title{display:flex;flex-direction:column;min-width:0;flex-grow:1}.source-act{font-size:.875rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.source-section{font-size:.75rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.source-badges{display:flex;align-items:center;gap:.5rem;flex-shrink:0}.source-card-body{padding:1rem;border-top:1px solid var(--border-color);background:var(--bg-secondary);font-size:.875rem;color:var(--text-secondary);line-height:1.6}.source-text{white-space:pre-wrap;margin:0;border-left:2px solid var(--border-color);padding-left:1rem}.answer-note{margin-top:.75rem;display:flex;align-items:flex-start;gap:.5rem;font-size:.8rem;color:var(--text-muted)}.answer-note svg{flex-shrink:0;margin-top:2px}.answer-note-warn{color:var(--accent-gold)}.followups{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.followup-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.45rem .85rem;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-tertiary);color:var(--text-secondary);font:inherit;font-size:.82rem;text-align:left;cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast)}.followup-chip:hover:not(:disabled){border-color:var(--accent-gold);color:var(--text-primary)}.followup-chip:disabled{opacity:.5;cursor:not-allowed}.feedback-row{display:flex;align-items:center;gap:.25rem;margin-top:.75rem;font-size:.78rem;color:var(--text-muted)}.feedback-row span{margin-right:.25rem}.feedback-btn{width:30px;height:30px}.feedback-btn.active{color:var(--accent-gold);background:var(--accent-gold-transparent)}.chat-input{width:100%;padding:1.15rem 4rem 1.15rem 1.5rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-xl);color:var(--text-primary);font-size:1rem;font-family:inherit;outline:none;box-shadow:var(--shadow-lg)}.chat-input:focus{border-color:var(--border-focus)}.chat-send{position:absolute;right:.75rem;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);color:var(--text-muted);cursor:not-allowed;transition:all .2s ease}.chat-send-ready{background:var(--accent-gold);color:#000;cursor:pointer;box-shadow:0 0 15px #fbbf2466}.chat-footer-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:.65rem;font-size:.75rem;color:var(--text-muted)}.lang-picker{display:inline-flex;align-items:center;gap:.35rem;flex-shrink:0}.lang-picker select{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:.2rem .4rem;font:inherit;font-size:.78rem}.chat-error{margin-bottom:.6rem;padding:.5rem .8rem;border-radius:var(--radius-md);background:#ef44441a;border:1px solid rgba(239,68,68,.35);color:#f87171;font-size:.85rem}@media (max-width: 768px){.chat-row{gap:.6rem}.chat-avatar{width:32px;height:32px}.chat-bubble-wrap{max-width:calc(100% - 40px)}.chat-title{font-size:1rem}.header-action{padding:.45rem .6rem}.chat-scroll{padding:1rem .75rem!important}.chat-footer-row{flex-direction:row;align-items:flex-start}}.landing{--l-bg: var(--bg-primary);--l-bg-card: var(--bg-secondary);--l-bg-subtle: var(--bg-tertiary);--l-text: var(--text-primary);--l-text-secondary: var(--text-secondary);--l-text-muted: var(--text-muted);--l-accent: var(--accent-gold);--l-accent-light: var(--accent-gold-transparent);--l-gold: var(--accent-emerald);--l-gold-light: var(--accent-emerald-transparent);--l-border: var(--border-color);--l-border-light: var(--border-color-hover);--l-shadow: var(--shadow-sm);--l-shadow-lg: var(--shadow-lg);background-color:var(--l-bg);color:var(--l-text);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased}.landing h1,.landing h2,.landing h3,.landing h4{color:var(--text-primary);margin-bottom:0}.landing p{color:var(--text-secondary);margin-bottom:0}.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s cubic-bezier(.16,1,.3,1),transform .6s cubic-bezier(.16,1,.3,1)}.reveal.visible{opacity:1;transform:translateY(0)}.reveal-d1{transition-delay:80ms}.reveal-d2{transition-delay:.16s}.reveal-d3{transition-delay:.24s}.l-nav{position:fixed;top:0;width:100%;z-index:50;padding:1rem 0;transition:all .3s ease;border-bottom:1px solid transparent;background:transparent}.l-nav.scrolled{background:var(--bg-panel);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom-color:var(--l-border);padding:.75rem 0}.l-nav-inner{max-width:1100px;margin:0 auto;padding:0 1.5rem;display:flex;justify-content:space-between;align-items:center}.l-logo{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.1rem;color:var(--l-text);text-decoration:none;letter-spacing:-.02em;cursor:pointer}.l-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.55rem 1.15rem;border-radius:8px;font-size:.875rem;font-weight:500;cursor:pointer;border:none;font-family:inherit;transition:all .15s ease}.l-btn-ghost{background:transparent;color:var(--l-text-secondary)}.l-btn-ghost:hover{color:var(--l-text);background:var(--l-bg-subtle)}.l-btn-primary{background:var(--l-accent);color:#fff;box-shadow:0 1px 3px #1e3a5f33}.l-btn-primary:hover{background:#162d4a;box-shadow:0 2px 8px #1e3a5f40;transform:translateY(-1px)}.l-btn-secondary{background:transparent;color:var(--l-text);border:1px solid var(--l-border)}.l-btn-secondary:hover{background:var(--l-bg-subtle);border-color:#d4d4cf}.l-btn-lg{padding:.75rem 1.5rem;font-size:.95rem;border-radius:10px}.l-section{max-width:1100px;margin:0 auto;padding:0 1.5rem}.l-hero{padding-top:130px;padding-bottom:60px}.l-hero-grid{display:flex;align-items:center;gap:4rem}.l-hero-text{flex:1 1 460px;max-width:520px}.l-hero-visual{flex:1 1 420px;min-width:0}.l-hero-tag{display:inline-flex;align-items:center;gap:.4rem;font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--l-gold);background:var(--l-gold-light);border:1px solid rgba(184,149,42,.15);padding:.35rem .85rem;border-radius:100px;margin-bottom:1.5rem}.l-hero h1{font-size:clamp(2.2rem,4.2vw,3.2rem);line-height:1.15;font-weight:700;letter-spacing:-.03em;margin-bottom:1.25rem}.l-hero p{font-size:1.05rem;line-height:1.7;color:var(--l-text-secondary);margin-bottom:2rem;max-width:440px}.l-mockup{background:var(--l-bg-card);border:1px solid var(--l-border);border-radius:14px;overflow:hidden;box-shadow:var(--l-shadow-lg)}.l-mockup-bar{display:flex;align-items:center;gap:6px;padding:11px 16px;background:var(--l-bg-subtle);border-bottom:1px solid var(--l-border-light)}.l-mockup-dot{width:9px;height:9px;border-radius:50%}.l-mockup-dot:nth-child(1){background:#f87171}.l-mockup-dot:nth-child(2){background:#fbbf24}.l-mockup-dot:nth-child(3){background:#34d399}.l-mockup-body{padding:1.5rem}.l-msg{display:flex;gap:10px;margin-bottom:1rem}.l-msg-user{flex-direction:row-reverse}.l-avatar{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;flex-shrink:0}.l-msg-user .l-avatar{background:var(--l-accent-light);color:var(--l-accent);border:1px solid rgba(30,58,95,.12)}.l-msg-ai .l-avatar{background:var(--l-gold-light);color:var(--l-gold);border:1px solid rgba(184,149,42,.15)}.l-bubble{padding:.75rem .9rem;border-radius:10px;font-size:.82rem;line-height:1.6;max-width:88%}.l-msg-user .l-bubble{background:var(--l-accent);color:#fff;border-bottom-right-radius:4px}.l-msg-ai .l-bubble{background:var(--l-bg-subtle);color:var(--l-text-secondary);border:1px solid var(--l-border-light);border-bottom-left-radius:4px}.l-msg-ai .l-bubble strong{color:var(--l-accent);font-weight:600}.l-source-tag{margin-left:40px;margin-top:-.25rem;padding:.45rem .65rem;background:var(--l-bg-subtle);border:1px solid var(--l-border-light);border-radius:8px;font-size:.72rem;color:var(--l-text-muted);display:flex;align-items:center;gap:6px}.l-trust{display:flex;justify-content:center;gap:3rem;flex-wrap:wrap;padding:2rem 0;border-top:1px solid var(--l-border-light);border-bottom:1px solid var(--l-border-light);margin-top:3rem}.l-trust-item{text-align:center}.l-trust-val{font-size:1.35rem;font-weight:700;color:var(--l-text);letter-spacing:-.02em}.l-trust-label{font-size:.72rem;color:var(--l-text-muted);margin-top:.2rem;text-transform:uppercase;letter-spacing:.06em;font-weight:500}.l-feature-row{display:flex;align-items:center;gap:4rem;padding:3.5rem 0}.l-feature-row.reverse{flex-direction:row-reverse}.l-feature-text,.l-feature-visual{flex:1;min-width:0}.l-feature-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}.l-feature-text h3{font-size:1.35rem;font-weight:600;margin-bottom:.6rem;letter-spacing:-.01em}.l-feature-text p{font-size:.95rem;line-height:1.7;color:var(--l-text-secondary);margin:0}.l-cta-section{text-align:center;padding:5rem 0;border-top:1px solid var(--l-border-light)}.l-cta-section h2{font-size:2rem;font-weight:600;letter-spacing:-.02em;margin-bottom:.75rem}.l-cta-section p{color:var(--l-text-secondary);font-size:1rem;margin-bottom:2rem;max-width:440px;margin-left:auto;margin-right:auto}.l-footer{border-top:1px solid var(--l-border-light);padding:2rem 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.l-footer-logo{display:flex;align-items:center;gap:.4rem;font-weight:600;font-size:.85rem;color:var(--l-text-muted)}.l-footer-copy{font-size:.78rem;color:var(--l-text-muted)}@media (max-width: 768px){.l-hero-grid{flex-direction:column;gap:2.5rem}.l-hero-text{max-width:100%}.l-feature-row,.l-feature-row.reverse{flex-direction:column;gap:2rem;padding:2rem 0}.l-trust{gap:1.5rem}.l-trust-val{font-size:1.15rem}.l-hero{padding-top:110px}}:root{--ui-radius: 14px;--ui-radius-sm: 10px;--ui-shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);--ui-shadow-md: 0 4px 12px -2px rgba(16, 24, 40, .08), 0 2px 4px -2px rgba(16, 24, 40, .04);--ui-shadow-lg: 0 20px 40px -12px rgba(16, 24, 40, .18);--ui-danger: #dc2626;--ui-success: #15803d;--ui-focus: 0 0 0 3px var(--accent-gold-transparent)}:focus-visible{outline:2px solid var(--accent-gold);outline-offset:2px}::selection{background:var(--accent-gold-transparent)}.brand{display:inline-flex;align-items:center;gap:.6rem;-webkit-user-select:none;user-select:none}.brand-link{cursor:pointer}.brand-mark{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;border-radius:28%;background:var(--accent-gold);color:var(--btn-primary-text);box-shadow:inset 0 -2px #00000026,0 2px 6px #1e3a5f2e}.brand-name{font-weight:700;font-size:1.08rem;letter-spacing:-.02em;color:var(--text-primary)}.brand-inverse .brand-name{color:#fff}.brand-inverse .brand-mark{background:#ffffff24;color:#fff;box-shadow:none;border:1px solid rgba(255,255,255,.25)}.btn{border-radius:var(--ui-radius-sm);font-size:.95rem}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none!important;box-shadow:none}.btn-sm{padding:.45rem .85rem;font-size:.85rem;gap:.35rem}.btn-block{width:100%}.btn-secondary{background:var(--bg-secondary)}.btn-secondary:hover{background:var(--bg-tertiary)}.btn-danger-solid{background:var(--ui-danger);color:#fff}.btn-danger-solid:hover{background:#b91c1c}.btn-link{display:block;margin:.9rem auto 0;background:none;border:none;cursor:pointer;color:var(--accent-gold);font:inherit;font-size:.875rem;font-weight:500}.btn-link:hover{text-decoration:underline}.btn-icon{display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.btn-icon-danger:hover{color:var(--ui-danger);border-color:#dc262640;background:#dc26260f}.chip{display:inline-flex;align-items:center;gap:.4rem;padding:.45rem .85rem;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-secondary);font:inherit;font-size:.83rem;cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast),background var(--transition-fast);text-align:left}.chip:hover:not(:disabled){border-color:var(--accent-gold);color:var(--text-primary);background:var(--accent-gold-transparent)}.chip:disabled{opacity:.5;cursor:not-allowed}.chip-icon svg{color:var(--accent-emerald)}.avatar{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:36px;height:36px;border-radius:50%;background:var(--accent-gold-transparent);color:var(--accent-gold);border:1px solid var(--border-focus);font-weight:700;font-size:.95rem}.avatar-lg{width:64px;height:64px;font-size:1.5rem}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--ui-radius);box-shadow:var(--ui-shadow)}.badge{white-space:nowrap}.page-loading{display:flex;align-items:center;justify-content:center;min-height:100vh;color:var(--accent-gold)}.animate-spin{animation:ui-spin .9s linear infinite}@keyframes ui-spin{to{transform:rotate(360deg)}}.input-field{border-radius:var(--ui-radius-sm);font-size:.95rem}.input-field:focus{box-shadow:var(--ui-focus)}.input-field:disabled{opacity:.7;cursor:not-allowed;background:var(--bg-tertiary)}.field-label-row{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}.field-control{position:relative}.field-icon{position:absolute;left:.9rem;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.input-field.has-icon{padding-left:2.6rem}.input-field.has-toggle{padding-right:2.8rem}.pw-toggle{position:absolute;right:.4rem;top:50%;transform:translateY(-50%);display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:0;border-radius:8px;background:transparent;color:var(--text-muted);cursor:pointer}.pw-toggle:hover{color:var(--text-primary);background:var(--bg-tertiary, rgba(0,0,0,.04))}.pw-toggle:focus-visible{outline:2px solid var(--accent-gold);outline-offset:1px}.field-aside-link{font-size:.82rem;color:var(--accent-gold);text-decoration:none;font-weight:500}.field-aside-link:hover{text-decoration:underline}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}.otp-input{letter-spacing:.4em;font-weight:600}.form-alert{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;padding:.7rem .9rem;border-radius:var(--ui-radius-sm);font-size:.875rem;margin-bottom:1rem;line-height:1.45}.form-alert-error{background:#dc262612;border:1px solid rgba(220,38,38,.22);color:var(--ui-danger)}.form-alert-success{background:#15803d12;border:1px solid rgba(21,128,61,.22);color:var(--ui-success)}body.dark-theme .form-alert-error,body:not(.light-theme) .form-alert-error{color:#f87171}body:not(.light-theme) .form-alert-success{color:#4ade80}.switch{position:relative;width:44px;height:24px;border-radius:999px;flex-shrink:0;background:var(--border-color-hover);border:none;cursor:pointer;transition:background var(--transition-fast)}.switch span{position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #00000040;transition:transform var(--transition-fast)}.switch.on{background:var(--accent-gold)}.switch.on span{transform:translate(20px)}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:1rem;background:#0f172a73;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:fadeIn .15s ease-out}.dialog{width:100%;max-width:420px;padding:1.5rem;border-radius:var(--ui-radius);background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow-lg)}.dialog h3{font-size:1.1rem;margin-bottom:.4rem}.dialog p{font-size:.9rem;margin-bottom:1.25rem}.dialog-actions{display:flex;justify-content:flex-end;gap:.6rem}.lp{min-height:100vh;background:var(--bg-primary);color:var(--text-primary);overflow-x:hidden}.lp h1,.lp h2,.lp h3{color:var(--text-primary);margin-bottom:0}.lp p{margin-bottom:0}.lp-container{max-width:1160px;margin:0 auto;padding:0 1.5rem}.lp-nav{position:fixed;inset:0 0 auto 0;z-index:50;padding:1rem 0;transition:all var(--transition-normal);border-bottom:1px solid transparent}.lp-nav-scrolled{padding:.65rem 0;background:var(--bg-panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--border-color)}.lp-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem}.lp-nav-links{display:flex;gap:.25rem}.lp-nav-links button{background:none;border:none;cursor:pointer;font:inherit;font-size:.9rem;font-weight:500;color:var(--text-secondary);padding:.45rem .8rem;border-radius:8px}.lp-nav-links button:hover{color:var(--text-primary);background:var(--bg-tertiary)}.lp-nav-actions{display:flex;align-items:center;gap:.5rem}.lp-signin{color:var(--text-secondary);text-decoration:none;font-weight:500;font-size:.9rem;padding:.45rem .7rem;border-radius:8px}.lp-signin:hover{color:var(--text-primary);background:var(--bg-tertiary)}.lp-hero{position:relative;padding:140px 0 72px}.lp-hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;background:radial-gradient(600px 300px at 12% 18%,var(--accent-emerald-transparent),transparent 70%),radial-gradient(700px 360px at 88% 30%,var(--accent-gold-transparent),transparent 70%)}.lp-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr 1fr;gap:3.5rem;align-items:center}.lp-eyebrow{display:inline-flex;align-items:center;gap:.45rem;margin-bottom:1.4rem;padding:.35rem .85rem;border-radius:999px;font-size:.78rem;font-weight:600;letter-spacing:.02em;color:var(--accent-emerald);background:var(--accent-emerald-transparent);border:1px solid var(--accent-emerald-transparent)}.lp-hero h1 .lp-nowrap{white-space:nowrap}.lp-hero h1{font-size:clamp(2.3rem,4.1vw,3.4rem);line-height:1.08;letter-spacing:-.035em;font-weight:750;margin-bottom:1.25rem}.lp-accent{color:var(--accent-gold)}.lp-lead{font-size:1.1rem;line-height:1.7;color:var(--text-secondary);max-width:520px;margin-bottom:1.75rem}.lp-ask{display:flex;align-items:center;gap:.5rem;max-width:560px;padding:.4rem .4rem .4rem 1.1rem;border-radius:16px;background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow-md);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.lp-ask:focus-within{border-color:var(--border-focus);box-shadow:var(--ui-shadow-md),var(--ui-focus)}.lp-ask input{flex:1;min-width:0;border:none;outline:none;background:transparent;color:var(--text-primary);font:inherit;font-size:1rem;padding:.55rem 0}.lp-ask input::placeholder{color:var(--text-muted)}.lp-ask .btn{padding:.7rem 1.15rem;border-radius:12px}.lp-hero-meta{display:flex;flex-wrap:wrap;gap:1.25rem;margin:1rem 0 1.25rem;font-size:.83rem;color:var(--text-muted)}.lp-hero-meta span{display:inline-flex;align-items:center;gap:.35rem}.lp-try-chips{display:flex;flex-wrap:wrap;gap:.5rem}.lp-preview{border-radius:18px;overflow:hidden;background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow-lg);transform:perspective(1400px) rotateY(-4deg) rotateX(2deg);animation:lp-float 6s ease-in-out infinite}@keyframes lp-float{50%{transform:perspective(1400px) rotateY(-4deg) rotateX(2deg) translateY(-6px)}}.lp-preview-bar{display:flex;align-items:center;gap:6px;padding:.7rem 1rem;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color)}.lp-dot{width:10px;height:10px;border-radius:50%;background:#f87171}.lp-dot:nth-child(2){background:#fbbf24}.lp-dot:nth-child(3){background:#34d399}.lp-preview-title{margin-left:.6rem;font-size:.75rem;font-weight:600;color:var(--text-muted)}.lp-preview-body{padding:1.25rem;display:flex;flex-direction:column;gap:.85rem}.lp-q{align-self:flex-end;max-width:85%;padding:.65rem .9rem;border-radius:14px 14px 4px;background:var(--accent-gold);color:var(--btn-primary-text);font-size:.86rem;line-height:1.5}.lp-a{padding:.9rem 1rem;border-radius:4px 14px 14px;background:var(--bg-tertiary);border:1px solid var(--border-color);font-size:.85rem;line-height:1.6;color:var(--text-secondary)}.lp-a p{color:var(--text-secondary)}.lp-a strong{color:var(--text-primary)}.lp-a-head{font-weight:650;font-size:.82rem;color:var(--accent-gold);margin:.2rem 0 .25rem}.lp-a-head+p{margin-bottom:.5rem}.lp-a ul{margin:0;padding-left:1.1rem}.lp-source{display:flex;align-items:center;gap:.7rem;padding:.65rem .8rem;border-radius:12px;border:1px solid var(--accent-gold);background:var(--accent-gold-transparent)}.lp-source-n{width:22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--accent-gold);color:var(--btn-primary-text);font-size:.72rem;font-weight:700}.lp-source-text{display:flex;flex-direction:column;flex:1;min-width:0;font-size:.8rem}.lp-source-text strong{color:var(--text-primary)}.lp-source-text span{color:var(--text-muted);font-size:.75rem}.lp-chips{display:flex;flex-wrap:wrap;gap:.4rem}.lp-chip{display:inline-flex;align-items:center;gap:.3rem;font-size:.74rem;padding:.3rem .65rem;border-radius:999px;border:1px solid var(--border-color);color:var(--text-secondary);background:var(--bg-secondary)}.lp-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;overflow:hidden;border-radius:var(--ui-radius);border:1px solid var(--border-color);background:var(--border-color)}.lp-stat{background:var(--bg-secondary);padding:1.5rem 1rem;text-align:center}.lp-stat-value{font-size:1.9rem;font-weight:750;letter-spacing:-.03em;color:var(--accent-gold)}.lp-stat-label{font-size:.82rem;color:var(--text-muted);margin-top:.15rem}.lp-section{padding:6rem 0}.lp-section-alt{background:var(--bg-tertiary);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}.lp-heading{text-align:center;max-width:680px;margin:0 auto 3rem}.lp-heading-left{text-align:left;margin:0}.lp-heading h2{font-size:clamp(1.7rem,3vw,2.3rem);letter-spacing:-.03em;line-height:1.2;font-weight:700}.lp-heading p{margin-top:.75rem;font-size:1.02rem;color:var(--text-secondary)}.lp-kicker{display:block;margin-bottom:.6rem;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-emerald)}.lp-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}.lp-step{position:relative;padding:1.75rem;border-radius:var(--ui-radius);background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow)}.lp-step-num{position:absolute;top:1.25rem;right:1.4rem;font-size:2.6rem;font-weight:800;line-height:1;color:var(--accent-gold-transparent)}.lp-step-icon,.lp-feature-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:var(--accent-gold-transparent);color:var(--accent-gold);margin-bottom:1rem}.lp-step h3,.lp-feature h3{font-size:1.08rem;font-weight:650;margin-bottom:.45rem;letter-spacing:-.01em}.lp-step p,.lp-feature p{font-size:.93rem;line-height:1.65;color:var(--text-secondary)}.lp-features{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}.lp-feature{padding:1.6rem;border-radius:var(--ui-radius);background:var(--bg-secondary);border:1px solid var(--border-color);transition:transform var(--transition-normal),box-shadow var(--transition-normal),border-color var(--transition-normal)}.lp-feature:hover{transform:translateY(-3px);box-shadow:var(--ui-shadow-md);border-color:var(--border-color-hover)}.lp-feature:nth-child(2n) .lp-feature-icon{background:var(--accent-emerald-transparent);color:var(--accent-emerald)}.lp-topics{display:grid;grid-template-columns:300px 1fr;gap:1.5rem;align-items:start}.lp-topic-tabs{display:flex;flex-direction:column;gap:.35rem}.lp-topic-tab{display:flex;align-items:center;gap:.7rem;padding:.8rem 1rem;border-radius:12px;cursor:pointer;background:transparent;border:1px solid transparent;color:var(--text-secondary);font:inherit;font-weight:500;text-align:left}.lp-topic-tab svg{color:var(--text-muted)}.lp-topic-tab:hover{background:var(--bg-tertiary);color:var(--text-primary)}.lp-topic-tab.active{background:var(--bg-secondary);border-color:var(--border-color);color:var(--text-primary);box-shadow:var(--ui-shadow)}.lp-topic-tab.active svg{color:var(--accent-emerald)}.lp-topic-panel{display:flex;flex-direction:column;gap:.75rem}.lp-topic-q{display:flex;align-items:center;justify-content:space-between;gap:1rem;width:100%;padding:1.15rem 1.25rem;border-radius:var(--ui-radius);cursor:pointer;text-align:left;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);font:inherit;font-size:.98rem;font-weight:500;transition:all var(--transition-fast)}.lp-topic-q:hover{border-color:var(--accent-gold);box-shadow:var(--ui-shadow-md);transform:translate(2px)}.lp-topic-go{display:inline-flex;align-items:center;gap:.3rem;flex-shrink:0;font-size:.83rem;color:var(--accent-gold);font-weight:600}.lp-langs{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;max-width:860px;margin:0 auto}.lp-lang{padding:.6rem 1.1rem;border-radius:999px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:1.02rem;font-weight:500;color:var(--text-primary);box-shadow:var(--ui-shadow)}.lp-faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:3rem;align-items:start}.lp-faq{display:flex;flex-direction:column;gap:.6rem}.lp-faq-item{border-radius:var(--ui-radius);border:1px solid var(--border-color);background:var(--bg-secondary);overflow:hidden}.lp-faq-item.open{border-color:var(--border-color-hover);box-shadow:var(--ui-shadow)}.lp-faq-q{display:flex;align-items:center;justify-content:space-between;gap:1rem;width:100%;padding:1.05rem 1.2rem;background:none;border:none;cursor:pointer;text-align:left;font:inherit;font-size:.98rem;font-weight:600;color:var(--text-primary)}.lp-faq-q svg{flex-shrink:0;color:var(--text-muted);transition:transform var(--transition-fast)}.lp-faq-item.open .lp-faq-q svg{transform:rotate(180deg);color:var(--accent-gold)}.lp-faq-a{padding:0 1.2rem 1.1rem;font-size:.93rem;line-height:1.7;color:var(--text-secondary)}.lp-cta{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap;margin:1rem 0 5rem;padding:2.75rem 3rem;border-radius:22px;background:linear-gradient(135deg,var(--accent-gold),var(--accent-gold-hover));box-shadow:var(--ui-shadow-lg);position:relative;overflow:hidden}.lp-cta:after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,var(--accent-emerald) 0%,transparent 70%);opacity:.35;pointer-events:none}.lp-cta h2{color:var(--btn-primary-text)!important;font-size:clamp(1.5rem,2.6vw,2rem);letter-spacing:-.02em}.lp-cta p{color:var(--btn-primary-text);opacity:.8;margin-top:.4rem}.lp-cta-actions{display:flex;gap:.75rem;flex-wrap:wrap;position:relative;z-index:1}.lp-cta-primary{background:var(--btn-primary-text);color:var(--accent-gold);font-weight:600}.lp-cta-primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px #0003}.lp-cta-secondary{background:transparent;color:var(--btn-primary-text);border:1px solid currentColor}.lp-cta-secondary:hover{background:#ffffff1a}.lp-footer{border-top:1px solid var(--border-color);background:var(--bg-secondary)}.lp-footer-inner{display:flex;justify-content:space-between;align-items:flex-start;gap:2rem;flex-wrap:wrap;padding-top:2.5rem;padding-bottom:1.5rem}.lp-footer-brand p{margin-top:.6rem;font-size:.88rem;color:var(--text-muted)}.lp-footer-links{display:flex;gap:1.5rem;flex-wrap:wrap}.lp-footer-links a,.lp-footer-links button{background:none;border:none;cursor:pointer;font:inherit;font-size:.9rem;color:var(--text-secondary);text-decoration:none}.lp-footer-links a:hover,.lp-footer-links button:hover{color:var(--accent-gold)}.lp-footer-legal{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;padding-top:1.25rem;padding-bottom:2rem;border-top:1px solid var(--border-color)}.lp-footer-legal p{font-size:.78rem;color:var(--text-muted);max-width:720px;line-height:1.6}.shell{display:flex;min-height:100vh;background:var(--bg-primary)}.shell-sidebar{position:sticky;top:0;height:100vh;width:252px;flex-shrink:0;display:flex;flex-direction:column;gap:.9rem;padding:1rem .75rem;background:var(--bg-secondary);border-right:1px solid var(--border-color)}.shell-brand{padding:.2rem .5rem .4rem}.shell-new{display:flex;align-items:center;gap:.5rem;width:100%;padding:.55rem .75rem;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-secondary);font:inherit;font-size:.875rem;font-weight:600;color:var(--text-primary);cursor:pointer;box-shadow:0 1px 2px #0f172a0d;transition:border-color var(--transition-fast),background var(--transition-fast)}.shell-new svg{color:var(--accent-emerald)}.shell-new:hover{border-color:var(--border-color-hover);background:var(--bg-tertiary)}.shell-new:disabled{opacity:.6;cursor:wait}.shell-nav{display:flex;flex-direction:column;gap:1px}.shell-link{display:flex;align-items:center;gap:.6rem;padding:.45rem .6rem;border-radius:6px;color:var(--text-secondary);text-decoration:none;font-weight:500;font-size:.875rem}.shell-link svg{color:var(--text-muted)}.shell-link:hover{background:var(--bg-tertiary);color:var(--text-primary)}.shell-link.active{background:var(--bg-tertiary);color:var(--text-primary);font-weight:600}.shell-link.active svg{color:var(--accent-gold)}.shell-section-label{padding:0 .6rem .35rem;font-size:.7rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}.shell-recent{flex:1;min-height:0;overflow-y:auto;margin-top:.4rem}.shell-recent ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:1px}.shell-recent-link{display:flex;align-items:center;gap:.55rem;padding:.38rem .6rem;border-radius:6px;font-size:.84rem;color:var(--text-secondary);text-decoration:none}.shell-recent-link:hover,.shell-recent-link.active{background:var(--bg-tertiary);color:var(--text-primary)}.shell-recent-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.shell-recent-title:first-letter,.chat-title:first-letter{text-transform:uppercase}.shell-recent-empty{padding:0 .6rem;font-size:.8rem;color:var(--text-muted);margin:0}.status-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}.status-dot.open{background:var(--accent-emerald);box-shadow:0 0 0 3px var(--accent-emerald-transparent)}.status-dot.resolved{background:var(--ui-success);opacity:.75}.shell-foot{display:flex;flex-direction:column;gap:.6rem}.shell-note{margin:0;padding:0 .6rem;font-size:.72rem;line-height:1.45;color:var(--text-muted)}.shell-user{display:flex;align-items:center;gap:.25rem;padding-top:.6rem;border-top:1px solid var(--border-color)}.shell-user-card{display:flex;align-items:center;gap:.55rem;flex:1;min-width:0;padding:.3rem;border-radius:6px;background:none;border:none;cursor:pointer;text-align:left;font:inherit}.shell-user-card:hover{background:var(--bg-tertiary)}.shell-user-card .avatar{width:30px;height:30px;font-size:.8rem}.shell-user-text{display:flex;flex-direction:column;min-width:0}.shell-user-name{font-size:.84rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.shell-user-email{font-size:.72rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.shell-user-actions{display:flex;gap:0}.shell-user-actions .btn-icon{width:30px;height:30px}.shell-topbar{display:none}.shell-main{flex:1;min-width:0}.shell-drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;background:#0f172a73;animation:ui-fade .15s ease-out}@keyframes ui-fade{0%{opacity:0}}.shell-drawer{position:absolute;inset:0 auto 0 0;width:min(290px,86vw);display:flex;flex-direction:column;gap:.9rem;padding:1rem .75rem;background:var(--bg-secondary);border-right:1px solid var(--border-color);box-shadow:var(--ui-shadow-lg);animation:ui-slide-in .2s ease-out}@keyframes ui-slide-in{0%{transform:translate(-100%)}}.shell-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 .25rem}.page{max-width:1080px;margin:0 auto;padding:2.5rem 2.5rem 4rem}.page-narrow{max-width:760px}.page-title{font-size:clamp(1.6rem,2.6vw,2.1rem);letter-spacing:-.03em;font-weight:700;margin-bottom:.35rem}.page-subtitle{font-size:1rem;color:var(--text-secondary);margin:0}.section-title{font-size:1.05rem;font-weight:650;margin:0}.db{max-width:1040px}.db-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1.5rem;margin-bottom:1.5rem}.dash-date{font-size:.8rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--accent-emerald);margin-bottom:.35rem}.db-head .page-title{font-size:2rem;letter-spacing:-.03em}.db-search-btn{display:inline-flex;align-items:center;gap:.5rem;height:38px;padding:0 .5rem 0 .8rem;flex-shrink:0;cursor:pointer;border:1px solid var(--border-color);border-radius:10px;background:var(--bg-secondary);box-shadow:var(--ui-shadow);font:inherit;font-size:.85rem;color:var(--text-muted);transition:border-color var(--transition-fast),color var(--transition-fast)}.db-search-btn:hover{border-color:var(--border-color-hover);color:var(--text-primary)}.db-search-btn span{margin-right:1.5rem}.db kbd,.cp kbd{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 5px;border:1px solid var(--border-color);border-bottom-width:2px;border-radius:5px;background:var(--bg-primary);font-family:inherit;font-size:.68rem;font-weight:600;line-height:1;color:var(--text-muted)}.db-ask{display:flex;align-items:flex-end;gap:.6rem;padding:.55rem .55rem .55rem 1.05rem;border-radius:16px;background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow-md);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.db-ask:focus-within{border-color:var(--border-focus);box-shadow:var(--ui-shadow-md),var(--ui-focus)}.db-ask-icon{color:var(--accent-emerald);flex-shrink:0;align-self:center}.db-ask textarea{flex:1;min-width:0;resize:none;border:none;outline:none;background:transparent;align-self:center;font:inherit;font-size:1rem;line-height:1.5;color:var(--text-primary);padding:.45rem 0;max-height:140px}.db-ask textarea::placeholder{color:var(--text-muted)}.db-ask .btn{border-radius:12px;padding:.65rem 1.1rem}.dash-topics{display:flex;flex-wrap:wrap;gap:.5rem;margin:1rem 0 2rem}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.75rem}.stat-card{display:flex;flex-direction:column;padding:1.05rem 1.15rem 1rem;border-radius:var(--ui-radius);background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.stat-card:hover{border-color:var(--border-color-hover);box-shadow:var(--ui-shadow-md)}.stat-top{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.stat-label{font-size:.8rem;font-weight:600;color:var(--text-secondary)}.stat-icon{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;flex-shrink:0}.tone-navy .stat-icon{background:var(--accent-gold-transparent);color:var(--accent-gold)}.tone-gold .stat-icon{background:var(--accent-emerald-transparent);color:var(--accent-emerald)}.tone-green .stat-icon{background:#15803d17;color:var(--ui-success)}.stat-value{margin-top:.35rem;font-size:1.75rem;font-weight:750;letter-spacing:-.03em;line-height:1.1;color:var(--text-primary);font-variant-numeric:tabular-nums}.stat-note{margin-top:.2rem;font-size:.76rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.segmented{display:inline-flex;padding:3px;gap:2px;border-radius:10px;background:var(--bg-tertiary);border:1px solid var(--border-color)}.segmented button{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .75rem;border-radius:8px;border:none;cursor:pointer;background:transparent;color:var(--text-secondary);font:inherit;font-size:.83rem;font-weight:500}.segmented button.active{background:var(--bg-secondary);color:var(--text-primary);box-shadow:var(--ui-shadow)}.segmented-count{font-size:.72rem;min-width:1.3rem;padding:0 .3rem;border-radius:999px;background:var(--accent-gold-transparent);color:var(--accent-gold);text-align:center}.search-box{position:relative;display:flex;align-items:center}.search-box svg{position:absolute;left:.75rem;color:var(--text-muted);pointer-events:none}.search-box input{width:230px;padding:.5rem .75rem .5rem 2.2rem;border-radius:10px;border:1px solid var(--border-color);background:var(--bg-input);color:var(--text-primary);font:inherit;font-size:.875rem}.search-box input:focus{outline:none;border-color:var(--border-focus);box-shadow:var(--ui-focus)}.list-card{overflow:hidden}.list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding:1.1rem 1.25rem;border-bottom:1px solid var(--border-color)}.list-controls{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.list-error{margin:1rem 1.25rem 0}.list-error .btn{margin-left:auto}.conv-list{padding:.4rem .4rem .5rem}.conv-list ul{list-style:none;margin:0;padding:0}.conv-group-label{padding:.75rem .9rem .3rem;font-size:.7rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--text-muted)}.conv-row{display:flex;align-items:center;gap:.9rem;padding:.85rem .9rem;border-radius:12px;cursor:pointer;transition:background var(--transition-fast)}.conv-row:hover,.conv-row:focus-visible{background:var(--bg-tertiary);outline:none}.conv-skeleton{cursor:default}.conv-status{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;flex-shrink:0}.conv-status.active{background:var(--accent-gold-transparent);color:var(--accent-gold)}.conv-status.solved{background:#15803d17;color:var(--ui-success)}.conv-main{flex:1;min-width:0}.conv-title{font-weight:600;font-size:.95rem;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-title:first-letter{text-transform:uppercase}.conv-preview{font-size:.85rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:.1rem}.conv-cites{display:flex;flex-wrap:wrap;gap:.3rem;margin-top:.45rem}.conv-cite{display:inline-flex;align-items:center;height:21px;padding:0 .5rem;border-radius:6px;font-size:.72rem;font-weight:600;color:var(--accent-gold);background:var(--accent-gold-transparent)}.conv-cite-more{color:var(--text-muted);background:var(--bg-tertiary)}.conv-meta{display:flex;flex-direction:column;align-items:flex-end;gap:.3rem;flex-shrink:0}.conv-time{font-size:.75rem;color:var(--text-muted)}.conv-actions{display:flex;align-items:center;gap:.15rem;flex-shrink:0}.conv-actions .btn-icon{opacity:0;transition:opacity var(--transition-fast)}.conv-row:hover .conv-actions .btn-icon,.conv-row:focus-within .conv-actions .btn-icon{opacity:1}.conv-arrow{color:var(--text-muted);margin-left:.25rem;transition:transform var(--transition-fast)}.conv-row:hover .conv-arrow{transform:translate(2px);color:var(--accent-gold)}.empty{text-align:center;padding:3.5rem 1.5rem}.empty-icon{display:inline-flex;align-items:center;justify-content:center;width:60px;height:60px;border-radius:18px;background:var(--accent-gold-transparent);color:var(--accent-gold);margin-bottom:1rem}.empty h3{font-size:1.15rem;margin-bottom:.35rem}.empty p{font-size:.93rem;max-width:420px;margin:0 auto 1.25rem}.empty-suggestions{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;max-width:640px;margin:0 auto}.cp-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;justify-content:center;align-items:flex-start;padding:12vh 1rem 1rem;background:#0f172a66;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:ui-fade .12s ease-out}.cp{width:min(620px,100%);border-radius:16px;overflow:hidden;background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow-lg);animation:cp-in .15s ease-out}@keyframes cp-in{0%{opacity:0;transform:translateY(-6px)}}.cp-input{display:flex;align-items:center;gap:.7rem;padding:0 1rem;height:54px;border-bottom:1px solid var(--border-color);color:var(--text-muted)}.cp-input input{flex:1;min-width:0;border:0;outline:none;background:transparent;font:inherit;font-size:1rem;color:var(--text-primary)}.cp-list{list-style:none;margin:0;padding:.4rem;max-height:min(420px,55vh);overflow-y:auto}.cp-heading{padding:.6rem .7rem .3rem;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.cp-item{display:flex;align-items:center;gap:.75rem;width:100%;padding:.55rem .7rem;border:0;border-radius:10px;background:none;font:inherit;text-align:left;cursor:pointer;color:var(--text-primary)}.cp-item.active{background:var(--bg-tertiary)}.cp-icon{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;flex-shrink:0;background:var(--bg-tertiary);color:var(--text-secondary)}.cp-item.active .cp-icon{background:var(--bg-secondary)}.cp-ask .cp-icon{background:var(--accent-gold);color:var(--btn-primary-text)}.cp-text{display:flex;flex-direction:column;min-width:0;flex:1}.cp-title{font-size:.9rem;font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cp-title em{font-style:normal;color:var(--text-secondary)}.cp-hint{font-size:.76rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cp-enter{color:var(--text-muted);flex-shrink:0}.cp-empty{padding:1.2rem;text-align:center;font-size:.88rem;color:var(--text-muted)}.cp-foot{display:flex;gap:1.1rem;padding:.6rem 1rem;border-top:1px solid var(--border-color);font-size:.74rem;color:var(--text-muted);background:var(--bg-tertiary)}.profile-head{display:flex;align-items:center;gap:1.1rem;margin-bottom:1.75rem}.profile-head h1{font-family:"Source Serif 4",Georgia,Times New Roman,serif;font-weight:600;letter-spacing:-.015em}.settings-card{margin-bottom:1.25rem}.settings-head{display:flex;align-items:flex-start;gap:.9rem;padding:1.2rem 1.4rem;border-bottom:1px solid var(--border-color)}.settings-head h2{font-size:1.02rem;margin:0}.settings-head p{font-size:.85rem;margin:.15rem 0 0;color:var(--text-muted)}.settings-icon{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:var(--accent-gold-transparent);color:var(--accent-gold);flex-shrink:0}.settings-body{padding:1.25rem 1.4rem 1.4rem}.settings-actions{display:flex;justify-content:flex-end}.pref-row{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:.6rem 0}.pref-row+.pref-row{border-top:1px solid var(--border-color);padding-top:1rem;margin-top:.4rem}.pref-title{display:flex;align-items:center;gap:.45rem;font-weight:600;font-size:.93rem;color:var(--text-primary)}.pref-text{font-size:.83rem;color:var(--text-muted);margin-top:.1rem}.pref-select{width:auto;min-width:170px;padding:.5rem .75rem}.profile-signout{display:flex;justify-content:flex-end}.auth{display:grid;grid-template-columns:minmax(380px,.9fr) 1.1fr;min-height:100vh}.auth-brand{position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;gap:2rem;padding:2.5rem 3rem;color:#fff;background:linear-gradient(160deg,#1e3a5f,#142a47 60%,#0f2038)}.auth-brand:after{content:"";position:absolute;right:-120px;bottom:-120px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(184,149,42,.35),transparent 70%);pointer-events:none}.auth-brand h2{color:#fff;font-size:clamp(1.6rem,2.4vw,2.1rem);line-height:1.25;letter-spacing:-.02em;margin-bottom:2rem}.auth-points{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:1.25rem;position:relative;z-index:1}.auth-points li{display:flex;gap:.9rem;align-items:flex-start}.auth-points li>span:last-child{display:flex;flex-direction:column;gap:.15rem}.auth-points strong{color:#fff;font-size:.98rem}.auth-points li>span:last-child>span{color:#ffffffb8;font-size:.88rem;line-height:1.5}.auth-point-icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;flex-shrink:0;background:#ffffff1a;color:#e6c768;border:1px solid rgba(255,255,255,.15)}.auth-brand-foot{color:#ffffff8c!important;font-size:.8rem;margin:0;position:relative;z-index:1}.auth-panel{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.25rem;padding:2rem 1.5rem;position:relative}.auth-panel-top{position:absolute;top:1.25rem;left:1.5rem;right:1.5rem;display:flex;justify-content:flex-end;align-items:center}.auth-mobile-logo{display:none}.auth-card{width:100%;max-width:440px;padding:2.25rem;border-radius:20px;background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow-md)}.auth-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:14px;margin-bottom:1.1rem;background:var(--accent-gold-transparent);color:var(--accent-gold)}.auth-title{font-size:1.6rem;letter-spacing:-.02em;margin-bottom:.35rem}.auth-subtitle{font-size:.93rem;color:var(--text-secondary);margin-bottom:1.5rem}.auth-card .btn-block{margin-top:.5rem}.auth-footer{margin-top:1.4rem;padding-top:1.2rem;border-top:1px solid var(--border-color);text-align:center;font-size:.9rem;color:var(--text-secondary)}.auth-footer a{color:var(--accent-gold);font-weight:600;text-decoration:none}.auth-footer a:hover{text-decoration:underline}.auth-guest{display:inline-flex;align-items:center;gap:.35rem;font-size:.88rem;color:var(--text-secondary);text-decoration:none}.auth-guest:hover{color:var(--accent-gold)}.auth-fineprint{text-align:center;font-size:.8rem;color:var(--text-muted);margin:.85rem 0 0}.steps-indicator{display:flex;gap:.4rem;margin-bottom:1.25rem}.steps-indicator span{flex:1;height:4px;border-radius:4px;background:var(--border-color)}.steps-indicator span.on{background:var(--accent-gold)}.mobile-only{display:none}@media (max-width: 768px){.mobile-only{display:inline}}.chat-page{display:flex;flex-direction:column;height:100dvh;background:var(--bg-primary)}.chat-topbar{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-shrink:0;padding:.75rem 1.25rem;background:var(--bg-panel);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color)}.chat-topbar-left{display:flex;align-items:center;gap:.75rem;min-width:0}.chat-topbar-title{display:flex;align-items:center;gap:.6rem;min-width:0}.chat-topbar-title .chat-title{font-size:1.05rem;margin:0;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-topbar-actions{display:flex;align-items:center;gap:.4rem;flex-shrink:0}.chat-page .chat-scroll{flex:1;overflow-y:auto;padding:2rem 1rem 1rem}.chat-column{max-width:820px;margin:0 auto;width:100%}.chat-thread{display:flex;flex-direction:column;gap:1.75rem}.chat-empty{text-align:center;padding:2.5rem 0 1rem}.chat-empty-mark{display:inline-block;margin-bottom:1.25rem;filter:drop-shadow(0 8px 18px rgba(30,58,95,.2))}.chat-empty h2{font-size:1.75rem;letter-spacing:-.03em;margin-bottom:.6rem}.chat-empty>p{max-width:560px;margin:0 auto 1rem;font-size:.95rem}.chat-empty-note{display:inline-flex;align-items:center;gap:.4rem;font-size:.83rem;color:var(--text-muted);padding:.45rem .85rem;border-radius:999px;background:var(--bg-tertiary);border:1px solid var(--border-color)}.chat-empty-note a{color:var(--accent-gold);font-weight:600}.chat-empty-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem;margin-top:1.75rem;text-align:left}.chat-empty-card{display:flex;flex-direction:column;gap:.45rem;padding:.95rem 1rem;border-radius:var(--ui-radius);cursor:pointer;background:var(--bg-secondary);border:1px solid var(--border-color);font:inherit;text-align:left;transition:all var(--transition-fast)}.chat-empty-card:hover:not(:disabled){border-color:var(--accent-gold);box-shadow:var(--ui-shadow-md);transform:translateY(-2px)}.chat-empty-card:disabled{opacity:.55;cursor:not-allowed}.chat-empty-card-head{display:inline-flex;align-items:center;gap:.4rem;font-size:.75rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--accent-emerald)}.chat-empty-card-q{font-size:.9rem;color:var(--text-primary);line-height:1.45}.chat-page .chat-avatar{width:auto;height:auto;background:none;border:none}.chat-page .chat-avatar-ai{align-self:flex-start}.chat-row-user .chat-bubble-wrap{max-width:78%}.bubble{padding:1rem 1.25rem;border-radius:16px}.bubble-ai{background:var(--bg-secondary);border:1px solid var(--border-color);border-top-left-radius:4px;box-shadow:var(--ui-shadow)}.bubble-user{background:var(--accent-gold);border-top-right-radius:4px}.bubble-user .msg-user-text{color:var(--btn-primary-text)}.bubble-user .msg-section-ref,.bubble-user .msg-bold{color:inherit;background:#ffffff26}.chat-row{scroll-margin-top:1rem}.chat-thread-pinned{padding-bottom:60vh}.src-block{margin-top:.75rem}.src-label{display:flex;align-items:center;gap:.4rem;margin-bottom:.45rem;font-size:.72rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--text-muted)}.src-label svg{color:var(--accent-emerald)}.src-chips{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center}.src-chip{display:inline-flex;align-items:center;gap:.4rem;max-width:100%;padding:.28rem .65rem .28rem .3rem;border-radius:999px;cursor:pointer;border:1px solid var(--border-color);background:var(--bg-secondary);font-size:.78rem;color:var(--text-secondary);line-height:1.2;transition:border-color .15s,background .15s,color .15s}.src-chip:hover{border-color:var(--accent-gold);color:var(--text-primary)}.src-chip-cited{border-color:color-mix(in srgb,var(--accent-emerald) 45%,var(--border-color))}.src-chip-open{border-color:var(--accent-gold);background:color-mix(in srgb,var(--accent-gold) 8%,var(--bg-secondary));color:var(--text-primary)}.src-chip-n{flex-shrink:0;width:20px;height:20px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--bg-tertiary);color:var(--text-secondary);font-size:.68rem;font-weight:700}.src-chip-cited .src-chip-n,.src-panel .src-chip-n{background:var(--accent-gold);color:var(--btn-primary-text)}.src-chip-act{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:15rem}.src-chip-sec{flex-shrink:0;font-weight:600;color:var(--text-primary)}.src-more{border:0;background:transparent;padding:.3rem .4rem;cursor:pointer;font-size:.78rem;font-weight:500;color:var(--accent-gold)}.src-more:hover{text-decoration:underline}.src-panel{margin-top:.55rem;border:1px solid var(--border-color);border-radius:12px;background:var(--bg-secondary);overflow:hidden;animation:ui-fade .15s ease-out}.src-panel-head{display:flex;align-items:center;gap:.6rem;padding:.6rem .5rem .6rem .75rem;border-bottom:1px solid var(--border-color)}.src-panel-title{display:flex;flex-direction:column;min-width:0;flex:1;font-size:.82rem}.src-panel-title strong{color:var(--text-primary)}.src-panel-title span{color:var(--text-muted);font-size:.76rem}.src-panel-close{width:30px;height:30px}.src-panel-text{margin:0;padding:.75rem .9rem;max-height:220px;overflow-y:auto;font-size:.84rem;line-height:1.6;color:var(--text-secondary);white-space:pre-wrap}.feedback-row{gap:.15rem}.feedback-sep{width:1px;height:16px;background:var(--border-color);margin:0 .5rem}.thinking{display:flex;align-items:center;gap:.75rem;font-size:.88rem;color:var(--text-secondary)}.thinking-dots{display:inline-flex;gap:4px}.thinking-dots span{width:7px;height:7px;border-radius:50%;background:var(--accent-gold);animation:ui-bounce 1.2s infinite ease-in-out}.thinking-dots span:nth-child(2){animation-delay:.15s}.thinking-dots span:nth-child(3){animation-delay:.3s}@keyframes ui-bounce{0%,80%,to{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}.chat-composer{flex-shrink:0;padding:.75rem 1rem 1rem;background:linear-gradient(to top,var(--bg-primary) 70%,transparent)}.composer{display:flex;align-items:flex-end;gap:.5rem;padding:.5rem .5rem .5rem 1rem;border-radius:18px;background:var(--bg-secondary);border:1px solid var(--border-color);box-shadow:var(--ui-shadow-md);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.composer:focus-within{border-color:var(--border-focus);box-shadow:var(--ui-shadow-md),var(--ui-focus)}.composer-disabled{opacity:.7}.composer textarea{flex:1;min-width:0;resize:none;border:none;outline:none;background:transparent;max-height:168px;font:inherit;font-size:.98rem;line-height:1.5;color:var(--text-primary);padding:.45rem 0}.composer textarea::placeholder{color:var(--text-muted)}.composer-btn{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:38px;height:38px;border-radius:12px;border:none;cursor:not-allowed;background:var(--bg-tertiary);color:var(--text-muted);transition:all var(--transition-fast)}.composer-btn.ready{background:var(--accent-gold);color:var(--btn-primary-text);cursor:pointer}.composer-btn.ready:hover{transform:translateY(-1px)}.composer-stop{cursor:pointer;background:var(--text-primary);color:var(--bg-primary)}.chat-composer .chat-footer-row{margin-top:.55rem}@media (max-width: 1024px){.lp-hero-grid{grid-template-columns:1fr;gap:3rem}.lp-hero-visual{max-width:560px}.lp-preview{transform:none;animation:none}.lp-features{grid-template-columns:repeat(2,1fr)}.auth{grid-template-columns:1fr}.auth-brand{display:none}.auth-mobile-logo{display:inline-flex}.auth-panel-top{justify-content:space-between}.auth-panel{padding-top:5rem}}@media (max-width: 860px){.shell-sidebar{display:none}.shell{flex-direction:column}.shell-topbar{display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:40;padding:.7rem 1rem;background:var(--bg-panel);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color)}.page{padding:1.5rem 1rem 3rem}.lp-nav-links{display:none}.lp-topics,.lp-faq-wrap{grid-template-columns:1fr;gap:1.5rem}.lp-topic-tabs{flex-direction:row;flex-wrap:wrap}.lp-topic-tab{padding:.55rem .85rem;font-size:.88rem}.chat-empty-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.lp-hero{padding:110px 0 48px}.lp-hero h1{font-size:2.05rem}.lp-hero h1 .lp-nowrap{white-space:normal}.lp-section{padding:4rem 0}.lp-stats{grid-template-columns:repeat(2,1fr)}.lp-steps,.lp-features{grid-template-columns:1fr}.lp-cta{padding:2rem 1.5rem;margin-bottom:3rem}.lp-ask{flex-direction:column;align-items:stretch;padding:.6rem}.lp-ask input{padding:.4rem .3rem}.lp-signin{display:none}.field-row{grid-template-columns:1fr}.auth-card{padding:1.5rem;border-radius:16px}.pref-row{flex-direction:column;align-items:flex-start;gap:.6rem}.pref-select{width:100%}.chat-empty-grid{grid-template-columns:1fr}.chat-row-user .chat-bubble-wrap{max-width:88%}.chat-page .chat-avatar-ai{display:none}.chat-page .chat-bubble-wrap{max-width:100%}.chat-topbar{padding:.6rem .75rem}.src-chip-act{max-width:9.5rem}.chat-topbar .brand-name{display:none}}@media (max-width: 1024px){.stat-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.db-head{align-items:flex-start}.db-head .page-title{font-size:1.6rem}.db-search-btn span,.db-search-btn kbd{display:none}.db-search-btn{width:38px;padding:0;justify-content:center}.db-ask{padding-left:.75rem}.db-ask-icon{display:none}.dash-topics{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin:.9rem -1rem 1.5rem;padding:0 1rem}.dash-topics::-webkit-scrollbar{display:none}.dash-topics>*{flex-shrink:0}.stat-grid{gap:.75rem}.stat-card{padding:.85rem .9rem}.stat-value{font-size:1.45rem}.list-toolbar,.list-controls{flex-direction:column;align-items:stretch}.search-box input{width:100%}.segmented{justify-content:space-between}.segmented button{flex:1;justify-content:center}.conv-meta{display:none}.conv-actions .btn-icon{opacity:1}.conv-row{align-items:flex-start}.conv-title,.conv-preview{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.conv-arrow{display:none}}@media (prefers-reduced-motion: reduce){.lp-preview,.thinking-dots span{animation:none}.reveal{opacity:1;transform:none;transition:none}}