@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";
@font-face{font-family:EB Garamond;src:url(/ceptile-font.ttf)format("truetype");font-weight:800;font-style:normal;font-display:swap}:root{--ink:#171717;--on-ink:#fff;--body:#4d4d4d;--mute:#888;--hairline:#ebebeb;--hairline-strong:#a1a1a1;--canvas:#fff;--canvas-soft:#fafafa;--canvas-soft-2:#f5f5f5;--link:#0070f3;--link-deep:#0761d1;--link-bg-soft:#d3e5ff;--error:#e00;--error-soft:#f7d4d6;--selection-bg:#171717;--selection-fg:#f2f2f2;--tab-strip:#e8e8e8;--tab-inactive:#f0f0f0;--tab-hover:#e4e4e4;--tab-active-shadow:0 1px 2px #0000000a;--font-sans:Inter, system-ui, -apple-system, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;--font-brand:"EB Garamond", Georgia, "Times New Roman", serif;--shadow-sm:0 1px 2px #0000000a, 0 1px 1px #00000005;--shadow-md:0 2px 4px #0000000a, 0 1px 1px #00000005;--shadow-lg:0 4px 8px #0000000a, 0 2px 2px #00000005;--shadow-xl:0 8px 16px #0000000f, 0 2px 4px #0000000a;--topbar-h:40px;--ease:cubic-bezier(.4, 0, .2, 1);--space-xs:clamp(2px, .2vw, 4px);--space-sm:clamp(4px, .4vw, 8px);--space-md:clamp(8px, .8vw, 16px);--space-lg:clamp(12px, 1.2vw, 24px);--space-xl:clamp(16px, 1.6vw, 32px);--px-inline:clamp(12px, 2.5vw, 24px);--px-inline-wide:clamp(16px, 3vw, 32px);--text-xs:clamp(.6rem, 1.5vw, .72rem);--text-sm:clamp(.72rem, 1.8vw, .82rem);--text-base:clamp(.82rem, 2vw, .95rem);--text-md:clamp(.9rem, 2.2vw, 1.05rem);--text-lg:clamp(1rem, 2.5vw, 1.2rem);--text-xl:clamp(1.2rem, 3vw, 1.4rem);--text-display:clamp(2rem, 6vw, 3.4rem)}[data-theme=dark]{--ink:#e8eaed;--on-ink:#171717;--body:#9aa0a6;--mute:#70757a;--hairline:#3c4043;--hairline-strong:#5f6368;--canvas:#171717;--canvas-soft:#202124;--canvas-soft-2:#292a2d;--link:#66b0ff;--link-deep:#8ab4f8;--link-bg-soft:#1e3a5f;--error:#f28b82;--error-soft:#4a1a1a;--selection-bg:#66b0ff;--selection-fg:#171717;--tab-strip:#111;--tab-inactive:#1a1a1a;--tab-hover:#222;--tab-active-shadow:0 1px 2px #0000004d}::selection{background:var(--selection-bg);color:var(--selection-fg)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;font-size:14px}body{font-family:var(--font-sans);background:var(--canvas-soft);color:var(--ink);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100dvh;transition:background .2s var(--ease), color .2s var(--ease);line-height:1.5}input,select,button,textarea{font-family:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-thumb{background:var(--hairline);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--hairline-strong)}.top-bar{height:var(--topbar-h);background:var(--tab-strip);z-index:100;align-items:center;padding:0 4px;display:flex;position:sticky;top:0}.top-bar-center{flex:1;align-items:flex-end;min-width:0;height:100%;display:flex;overflow:hidden}.top-bar-right{flex-shrink:0;align-items:center;gap:2px;padding-left:4px;display:flex}.top-bar-right .header-avatar{background:var(--link);color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;min-width:28px;min-height:28px;transition:box-shadow .15s var(--ease);border:none;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:.7rem;font-weight:500;display:flex}.top-bar-right .header-avatar:hover{box-shadow:0 0 0 2px var(--link-bg-soft)}.btn{background:var(--link);color:#fff;cursor:pointer;min-height:32px;transition:background .15s var(--ease);border:none;border-radius:6px;align-items:center;gap:6px;padding:0 16px;font-size:.875rem;font-weight:500;text-decoration:none;display:inline-flex}.btn:hover{background:var(--link-deep)}.home{min-height:calc(100vh - var(--topbar-h));min-height:calc(100dvh - var(--topbar-h));padding:var(--space-xl) var(--px-inline);flex-direction:column;justify-content:center;align-items:center;display:flex}.home-inner{width:100%;max-width:700px;animation:homeIn .45s var(--ease);flex-direction:column;align-items:center;gap:clamp(12px,3vw,20px);display:flex}@keyframes homeIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.home-logo{font-family:var(--font-brand);letter-spacing:-.03em;color:var(--ink);text-align:center;font-size:clamp(2.5rem,6vw,5rem);font-weight:800;line-height:1.08}.home-sub{font-size:var(--text-base);color:var(--body);text-align:center;letter-spacing:-.01em}.home-search{width:100%}.site-logo{top:calc(var(--topbar-h) + 4px);z-index:60;align-items:center;display:flex;position:fixed;left:4px}.site-logo a{align-items:center;text-decoration:none;display:flex}.site-logo img{width:38px;height:38px;display:block}.theme-dark,[data-theme=dark] .theme-light{display:none}[data-theme=dark] .theme-dark{display:inline}.top-bar-center .tab-scroll{scrollbar-width:none;flex:1;align-items:flex-end;gap:0;height:100%;display:flex;overflow-x:auto}.top-bar-center .tab-scroll::-webkit-scrollbar{display:none}.top-bar-center .tab{cursor:pointer;-webkit-user-select:none;user-select:none;flex:1;align-items:center;min-width:60px;max-width:220px;height:calc(100% - 2px);margin-right:-1px;padding:0;display:flex;position:relative}.top-bar-center .tab.active{z-index:3}.top-bar-center .tab-inner{width:100%;height:100%;color:var(--body);white-space:nowrap;transition:background .12s var(--ease), color .1s var(--ease);background:0 0;border-radius:7px 7px 0 0;align-items:center;gap:5px;padding:0 14px 0 10px;font-size:.73rem;display:flex;position:relative;overflow:hidden}.top-bar-center .tab.active .tab-inner{background:var(--canvas-soft);color:var(--ink);height:calc(100% + 2px);box-shadow:var(--tab-active-shadow);border-bottom:2px solid var(--canvas-soft);margin-bottom:-2px}.top-bar-center .tab:hover:not(.active) .tab-inner{background:var(--tab-hover);color:var(--ink)}.top-bar-center .tab-icon{color:var(--mute);flex-shrink:0;align-items:center;width:12px;height:12px;display:flex}.top-bar-center .tab.active .tab-icon{color:var(--body)}.top-bar-center .tab-title{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.top-bar-center .tab-close{cursor:pointer;color:var(--body);opacity:0;width:16px;height:16px;transition:opacity .12s var(--ease), background .1s var(--ease);background:0 0;border:none;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;margin-left:2px;padding:0;display:flex}.top-bar-center .tab:hover .tab-close,.top-bar-center .tab.active .tab-close{opacity:.5}.top-bar-center .tab-close:hover{background:var(--hairline);opacity:1!important}.tab-new{cursor:pointer;color:var(--body);min-width:26px;min-height:26px;transition:background .1s var(--ease);background:0 0;border:none;border-radius:4px;flex-shrink:0;justify-content:center;align-self:center;align-items:center;margin-left:2px;padding:0;display:flex}.tab-new:hover{background:var(--tab-hover)}.results-layout{min-height:calc(100vh - var(--topbar-h));min-height:calc(100dvh - var(--topbar-h))}.results-header{padding:var(--space-lg) var(--px-inline-wide) var(--space-sm);align-items:center;gap:clamp(8px,2vw,20px);max-width:820px;margin:0 auto;display:flex}.results-header .search-wrap{flex:1}.results-header .search-form{border-radius:24px;height:44px}.results-logo{transition:background .1s var(--ease);border-radius:8px;flex-shrink:0;align-items:center;padding:4px 6px;text-decoration:none;display:flex}.results-logo:hover{background:var(--canvas-soft-2)}.results-wordmark{font-family:var(--font-brand);letter-spacing:-.02em;color:var(--ink);font-size:1.4rem;font-weight:800;line-height:1}.cat-bar{padding:var(--space-xs) var(--px-inline-wide) 0;scrollbar-width:none;border-bottom:1px solid var(--hairline);align-items:center;gap:4px;max-width:820px;margin:0 auto;display:flex;overflow-x:auto}.cat-bar::-webkit-scrollbar{display:none}.cat{padding:var(--space-sm) var(--space-md);font-size:var(--text-sm);color:var(--body);cursor:pointer;white-space:nowrap;-webkit-user-select:none;user-select:none;transition:color .12s var(--ease), background .12s var(--ease);letter-spacing:-.01em;border-radius:4px 4px 0 0;position:relative}.cat.active{color:var(--link)}.cat.active:after{content:"";background:var(--link);border-radius:2px;height:2.5px;position:absolute;bottom:0;left:4px;right:4px}.cat:hover:not(.active){background:var(--canvas-soft-2);color:var(--ink)}.cat-bar-sep{background:var(--hairline);flex-shrink:0;width:1px;height:16px;margin:0 4px}.chat-container{height:calc(100vh - var(--topbar-h) - 100px);height:calc(100dvh - var(--topbar-h) - 100px);flex-direction:column;max-width:720px;margin:0 auto;display:flex}.chat-header{padding:var(--space-sm) var(--space-xs);border-bottom:1px solid var(--hairline);flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.chat-header-title{font-size:var(--text-sm);color:var(--ink);letter-spacing:-.02em;font-weight:500}.chat-header-actions{align-items:center;gap:4px;display:flex}.chat-btn{border:1px solid var(--hairline);font-size:var(--text-xs);color:var(--body);cursor:pointer;transition:background .1s var(--ease);background:0 0;border-radius:6px;align-items:center;gap:4px;padding:4px 8px;display:inline-flex}.chat-btn:hover{background:var(--canvas-soft-2);color:var(--ink)}.chat-btn-sm{font-size:var(--text-xs);padding:2px 6px}.chat-messages{padding:var(--space-lg) var(--space-xs);scrollbar-width:thin;flex:1;overflow-y:auto}.chat-messages::-webkit-scrollbar{width:4px}.chat-welcome{text-align:center;animation:fadeIn .3s var(--ease);flex-direction:column;justify-content:center;align-items:center;padding:60px 20px;display:flex}.chat-welcome-icon{color:var(--mute);margin-bottom:12px}.chat-welcome-title{font-size:var(--text-lg);color:var(--ink);letter-spacing:-.02em;margin-bottom:6px;font-weight:500}.chat-welcome-desc{font-size:var(--text-base);color:var(--body);max-width:400px;margin-bottom:24px}.chat-welcome-hints{flex-direction:column;gap:6px;display:flex}.chat-hint{padding:var(--space-md) var(--space-lg);border:1px solid var(--hairline);font-size:var(--text-sm);color:var(--body);cursor:pointer;transition:background .1s var(--ease), border-color .15s var(--ease);border-radius:8px;align-items:center;gap:8px;display:flex}.chat-hint:hover{background:var(--canvas);border-color:var(--hairline-strong);color:var(--ink)}.chat-hint svg{color:var(--mute);flex-shrink:0}.chat-msg{margin-bottom:var(--space-lg);animation:fadeIn .2s var(--ease)}.chat-msg-user{justify-content:flex-end;display:flex}.chat-msg-user-row{background:var(--link);color:#fff;padding:var(--space-md) var(--space-lg);max-width:80%;font-size:var(--text-base);word-break:break-word;border-radius:18px 18px 6px;align-items:center;gap:4px;line-height:1.4;display:flex}.chat-msg-user-content{flex:1}.chat-msg-user-actions{flex-shrink:0}.chat-btn-icon{cursor:pointer;color:#fff9;transition:color .1s var(--ease);opacity:0;background:0 0;border:none;align-items:center;padding:2px;display:flex}.chat-msg-user-row:hover .chat-btn-icon{opacity:1}.chat-btn-icon:hover{color:#fff}.chat-edit-row{align-items:center;gap:6px;display:flex}.chat-edit-input{font-size:var(--text-sm);color:#fff;background:#fff3;border:none;border-radius:4px;outline:none;min-width:120px;padding:4px 8px}.chat-edit-input::placeholder{color:#ffffff80}.chat-msg-result-body{padding:var(--space-xs) 0}.chat-msg-result-stats{font-size:var(--text-xs);color:var(--mute);margin-bottom:var(--space-md);letter-spacing:-.01em}.chat-expanded{font-style:italic}.chat-result-card{padding:var(--space-md) var(--space-md);transition:background .1s var(--ease);border-radius:8px;margin-bottom:4px;text-decoration:none;display:block}.chat-result-card:hover{background:var(--canvas)}.chat-result-url{font-size:var(--text-xs);color:var(--mute);align-items:center;gap:4px;margin-bottom:2px;display:flex}.chat-result-favicon{border-radius:50%;flex-shrink:0;width:14px;height:14px}.chat-result-title{font-size:var(--text-md);color:var(--link);letter-spacing:-.02em;margin-bottom:2px;line-height:1.35}.chat-result-title em{font-style:normal;font-weight:600}.chat-result-snippet{font-size:var(--text-sm);color:var(--body);-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.5;display:-webkit-box;overflow:hidden}.chat-result-snippet em{color:var(--ink);font-style:normal;font-weight:600}.chat-no-results{font-size:var(--text-base);color:var(--mute);padding:var(--space-lg) 0}.chat-results-more{padding:4px 10px}.chat-link{font-size:var(--text-sm);color:var(--link);text-decoration:none}.chat-link:hover{text-decoration:underline}.chat-loading{padding:var(--space-lg) 0;align-items:center;gap:8px;display:flex}.chat-loading .spinner{width:14px;height:14px}.chat-input-bar{padding:var(--space-md) var(--space-xs);border-top:1px solid var(--hairline);flex-shrink:0;align-items:center;gap:8px;display:flex}.chat-input{border:1.5px solid var(--hairline);padding:var(--space-md) var(--space-lg);font-size:var(--text-base);background:var(--canvas);color:var(--ink);min-height:38px;transition:border-color .15s var(--ease), box-shadow .15s var(--ease);border-radius:20px;outline:none;flex:1}.chat-input:focus{border-color:var(--link);box-shadow:0 0 0 2px var(--link-bg-soft)}.chat-input::placeholder{color:var(--mute)}.chat-send-btn{background:var(--link);color:#fff;cursor:pointer;width:36px;height:36px;transition:background .1s var(--ease);border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.chat-send-btn:hover{background:var(--link-deep)}.chat-send-btn:disabled{opacity:.4;cursor:default}.results-wrap{padding:var(--space-md) 0 calc(120px + env(safe-area-inset-bottom,0px));max-width:min(650px, 100% - 2 * var(--px-inline));margin:0 auto}.results-stats{font-size:var(--text-xs);color:var(--mute);margin-bottom:var(--space-md);letter-spacing:-.01em;padding-left:0}.result{gap:var(--space-lg);padding:var(--space-sm) 0;margin-bottom:clamp(12px,2vw,20px);display:flex}.result-img-link{border-radius:8px;flex-shrink:0;width:clamp(80px,15vw,100px);height:clamp(80px,15vw,100px);text-decoration:none;display:block;overflow:hidden}.result-img{object-fit:cover;background:var(--canvas-soft-2);border-radius:8px;width:100%;height:100%}.result-body{flex:1;min-width:0}.result-url{font-size:var(--text-sm);color:var(--body);white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:6px;margin-bottom:2px;display:flex;overflow:hidden}.result-favicon{border-radius:50%;flex-shrink:0;width:16px;height:16px}.result-breadcrumb{text-overflow:ellipsis;color:var(--body);font-size:var(--text-sm);overflow:hidden}.result-title{font-size:var(--text-lg);color:var(--link);cursor:pointer;letter-spacing:-.02em;margin-bottom:2px;font-weight:400;line-height:1.35;text-decoration:none;display:block}.result-title:hover{text-decoration:underline}.result-snippet{font-size:var(--text-base);color:var(--ink);word-break:break-word;line-height:1.55}.result-snippet em{color:var(--ink);font-style:normal;font-weight:600}.result-meta{font-size:var(--text-xs);color:var(--mute);letter-spacing:-.01em;align-items:center;gap:6px;margin-top:6px;display:flex}.result-meta-domain{color:var(--mute)}.result-meta-sep{background:var(--hairline-strong);border-radius:50%;width:2px;height:2px}.answer-card{background:var(--canvas);border:1px solid var(--hairline);padding:var(--space-lg) var(--space-lg);margin-bottom:var(--space-lg);box-shadow:var(--shadow-sm);border-radius:10px}.answer-card-badge{font-size:var(--text-xs);color:var(--mute);text-transform:uppercase;letter-spacing:.04em;margin-bottom:var(--space-sm);font-weight:600}.answer-card-text{font-size:var(--text-md);color:var(--ink);margin-bottom:var(--space-md);line-height:1.6}.answer-card-source{align-items:center;gap:6px;display:flex}.answer-card-source .result-favicon{width:16px;height:16px}.answer-card-link{color:var(--body);font-size:var(--text-xs);text-overflow:ellipsis;white-space:nowrap;text-decoration:none;overflow:hidden}.answer-card-link:hover{color:var(--ink)}.answer-card-breadcrumb{color:var(--mute)}.pagination{justify-content:center;align-items:center;gap:2px;margin-top:28px;padding-bottom:40px;display:flex}.page-btn{min-width:34px;height:34px;color:var(--link);font-size:var(--text-base);cursor:pointer;transition:background .12s var(--ease);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:0 6px;display:flex}.page-btn:hover{background:var(--link-bg-soft)}.page-btn.active{background:var(--link);color:#fff}.page-btn:disabled{opacity:.25;cursor:default}.search-wrap{width:100%;position:relative}.search-form{border:1.5px solid var(--hairline);background:var(--canvas);min-height:46px;transition:border-color .2s var(--ease), box-shadow .2s var(--ease);border-radius:24px;align-items:center;padding:0 16px;display:flex}.search-form:hover{border-color:var(--hairline-strong)}.search-form:focus-within{border-color:#0000;box-shadow:0 1px 6px #0000001f}.search-form.large{border-radius:28px;min-height:48px}.search-icon{color:var(--mute);flex-shrink:0;align-items:center;margin-right:10px;display:flex}.search-input{color:var(--ink);background:0 0;border:none;outline:none;flex:1;min-width:0;height:100%;min-height:28px;font-size:1rem}.search-input::placeholder{color:var(--mute)}.search-clear{cursor:pointer;color:var(--mute);transition:color .15s var(--ease), background .15s var(--ease);opacity:0;pointer-events:none;background:0 0;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;padding:6px;display:flex}.search-clear.visible{opacity:1;pointer-events:auto}.search-clear:hover{background:var(--canvas-soft-2);color:var(--ink)}.spinner{border:2.5px solid var(--hairline);border-top-color:var(--link);border-radius:50%;width:16px;height:16px;animation:.5s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.loading-wrap{justify-content:center;padding:80px 0;display:flex}.empty-state{text-align:center;padding:60px var(--px-inline)}.empty-icon{color:var(--mute);margin-bottom:12px}.empty-title{font-size:var(--text-lg);color:var(--ink);letter-spacing:-.02em;margin-bottom:6px;font-weight:500}.empty-desc{font-size:var(--text-base);color:var(--body);max-width:420px;margin:0 auto}.account-menu{background:var(--canvas);border:1px solid var(--hairline);box-shadow:var(--shadow-xl);z-index:300;width:min(340px,100vw - 20px);animation:menuIn .15s var(--ease);transform-origin:100% 0;border-radius:10px;position:absolute;top:calc(100% + 6px);right:0}@keyframes menuIn{0%{opacity:0;transform:scale(.96)translateY(-4px)}to{opacity:1;transform:scale(1)translateY(0)}}.account-menu-header{padding:var(--space-lg) var(--space-xl);border-bottom:1px solid var(--hairline);align-items:center;gap:12px;display:flex}.account-menu-avatar{background:var(--link);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1rem;font-weight:500;display:flex}.account-menu-info{flex:1;min-width:0}.account-menu-name{font-size:var(--text-base);color:var(--ink);letter-spacing:-.01em;font-weight:500}.account-menu-email{font-size:var(--text-xs);color:var(--body)}.account-menu-btn{border:1px solid var(--hairline);font-size:var(--text-xs);color:var(--ink);cursor:pointer;white-space:nowrap;transition:background .1s var(--ease);background:0 0;border-radius:6px;padding:4px 12px}.account-menu-btn:hover{background:var(--canvas-soft-2)}.account-menu-body{max-height:400px;overflow-y:auto}.account-menu-body::-webkit-scrollbar{width:4px}.account-menu-section{border-bottom:1px solid var(--hairline)}.account-menu-section:last-child{border-bottom:none}.account-menu-row{padding:var(--space-md) var(--space-xl);cursor:pointer;transition:background 80ms var(--ease);text-align:left;width:100%;font-size:var(--text-sm);color:var(--ink);font-family:var(--font-sans);background:0 0;border:none;align-items:center;gap:12px;text-decoration:none;display:flex}.account-menu-row:hover{background:var(--canvas-soft-2)}.account-menu-row-icon{width:20px;height:20px;color:var(--body);flex-shrink:0;justify-content:center;align-items:center;display:flex}.account-menu-row-text{flex:1;min-width:0}.account-menu-row-sub{font-size:var(--text-xs);color:var(--mute);margin-top:1px}.account-menu-row-right{font-size:var(--text-xs);color:var(--mute);flex-shrink:0}.page-layout{max-width:640px;padding:28px var(--px-inline-wide) 80px;margin:0 auto}.page-top{align-items:center;gap:8px;margin-bottom:24px;display:flex}.page-back{color:var(--body);font-size:var(--text-base);transition:background .1s 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