:root{--color-bg:#111;--color-surface:#1a1a1a;--color-surface-2:#222;--color-border:#333;--color-border-light:#444;--color-text:#eee;--color-text-muted:#aaa;--color-text-dim:#888;--color-blue:#2563eb;--color-blue-dark:#1d4ed8;--color-amber:#f59e0b;--color-green:#22c55e;--color-red:#ef4444}*{box-sizing:border-box;margin:0;padding:0}body{color:#eee;-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#111;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px}a{color:#2563eb;text-decoration:none}a:hover{text-decoration:underline}nav{background:#1a1a1a;border-bottom:1px solid #333;padding:12px 16px}.nav-inner{justify-content:space-between;align-items:center;max-width:900px;margin:0 auto;display:flex}.nav-brand{color:#2563eb;font-size:20px;font-weight:700;text-decoration:none}.nav-brand:hover{text-decoration:none}.nav-right{align-items:center;gap:16px;font-size:14px;display:flex}.nav-credits{color:#f59e0b;font-weight:600}.nav-link{color:#aaa;text-decoration:none}.nav-link:hover{color:#eee;text-decoration:none}.nav-user{color:#888;font-size:13px}.nav-logout-btn{color:#aaa;cursor:pointer;background:0 0;border:none;padding:0;font-family:inherit;font-size:14px}.nav-logout-btn:hover{color:#eee}.container{max-width:900px;margin:0 auto;padding:16px}button,.btn{cursor:pointer;border:none;border-radius:8px;padding:10px 20px;font-family:inherit;font-size:16px;font-weight:600}.btn-primary{color:#fff;background:#2563eb}.btn-primary:hover{background:#1d4ed8}.btn-primary:disabled{color:#888;cursor:default;background:#333}.btn-danger{color:#fff;background:#dc2626}.btn-danger:hover{background:#b91c1c}.btn-sm{padding:6px 14px;font-size:14px}.btn-lg{padding:14px 32px;font-size:17px}.btn-nowrap{white-space:nowrap}input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{color:#eee;background:#222;border:1px solid #444;border-radius:6px;width:100%;padding:10px 12px;font-family:inherit;font-size:16px}input:focus,select:focus,textarea:focus{border-color:#2563eb;outline:none}label{color:#aaa;margin-bottom:4px;font-size:14px;display:block}.form-group{margin-bottom:12px}.form-group-lg{margin-bottom:16px}.form-row{align-items:flex-end;gap:12px;display:flex}.form-col{flex-direction:column;gap:8px;display:flex}.form-flex{flex:1}.select-inline{width:auto;padding:6px 10px;font-size:14px}.card{background:#1a1a1a;border-radius:8px;padding:16px}.card-bordered{border:1px solid #22c55e}.section-title{color:#888;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px;font-size:13px}.section-title-inline{margin-bottom:0}.section-label{color:#888;text-transform:uppercase;margin-bottom:4px;font-size:12px}.page{padding:16px 0}.page h1{margin-bottom:16px;font-size:24px}.loading{justify-content:center;align-items:center;min-height:200px;display:flex}.loading-spinner{border:3px solid #333;border-top-color:#2563eb;border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.error-message{color:#ef4444;margin-top:8px;font-size:14px}.success-message{color:#22c55e;margin-top:8px;font-size:14px}.mb-16{margin-bottom:16px}.public-nav{background:#0d1117;border-bottom:1px solid #1e293b;padding:14px 16px}.public-nav-inner{justify-content:space-between;align-items:center;max-width:1100px;margin:0 auto;display:flex}.public-page{flex-direction:column;min-height:100vh;display:flex}.public-content{flex:1;justify-content:center;align-items:center;padding:40px 16px;display:flex}.centered-page{justify-content:center;align-items:center;min-height:100vh;padding:16px;display:flex}.auth-card{width:100%;max-width:400px}.auth-title{margin-bottom:16px;font-size:24px}.auth-footer{color:#aaa;margin-top:16px;font-size:14px}.not-found-text{text-align:center}.not-found-code{color:#444;margin-bottom:8px;font-size:64px}.not-found-message{color:#aaa;margin-bottom:24px;font-size:18px}.error-boundary-card{text-align:center;max-width:480px}.error-boundary-title{margin-bottom:12px;font-size:24px}.error-boundary-desc{color:#888;margin-bottom:16px}.stat-row{flex-wrap:wrap;gap:16px;margin-bottom:24px;display:flex}.stat-card{flex:1;min-width:150px}.stat-card-wide{flex:1;min-width:200px}.stat-card-form{flex:1;min-width:250px}.stat-value{font-size:28px;font-weight:700}.color-amber{color:#f59e0b}.color-green{color:#22c55e}.color-red{color:#ef4444}.color-blue{color:#2563eb}.color-muted{color:#888}.color-dim{color:#aaa}.status-text{text-transform:uppercase;font-weight:600}.status-new{color:#888}.status-extracting,.status-solving,.status-summarizing,.status-thinking{color:#f59e0b}.status-extracted,.status-solved,.status-summarized,.status-complete{color:#22c55e}.status-error{color:#ef4444}.status-default{color:#aaa}.badge{color:#fff;border-radius:4px;padding:2px 6px;font-size:11px;font-weight:600}.badge-lg{padding:2px 8px;font-size:12px}.badge-admin{background:#2563eb}.badge-blocked{background:#dc2626}.badge-complexity{color:#f59e0b;background:#333;border-radius:4px;padding:2px 8px;font-size:12px}.list-col{flex-direction:column;gap:8px;display:flex}.list-col-lg{flex-direction:column;gap:16px;display:flex}.card-row{justify-content:space-between;align-items:center;display:flex}.card-row-item{align-items:center;gap:8px;display:flex}.link-unstyled{color:inherit;text-decoration:none}.link-unstyled:hover{text-decoration:none}.action-bar{margin-bottom:24px}.empty-state{color:#888}.screenshot-id{font-weight:600}.screenshot-date{color:#888;margin-left:12px;font-size:14px}.screenshot-status{text-transform:uppercase;font-size:14px;font-weight:600}.detail-section{margin-bottom:24px}.detail-meta{color:#888;margin-top:4px;font-size:13px}.action-row{flex-wrap:wrap;gap:8px;display:flex}.screenshot-img{border-radius:4px;max-width:100%}.extraction-text{white-space:pre-wrap;word-break:break-word;margin:0;font-size:14px;line-height:1.6}.solution-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.solution-name{font-weight:600}.solution-lang{color:#2563eb;margin-left:8px;font-size:13px}.solution-status{font-size:13px}.code-block{background:#111;border-radius:6px;margin-bottom:12px;padding:12px;font-size:13px;line-height:1.5;overflow:auto}.summary-text{color:#ccc;font-size:14px;line-height:1.6}.thought-text{white-space:pre-wrap;word-break:break-word;color:#ccc;margin:0;font-size:13px;line-height:1.6}.token-warning{color:#f59e0b;margin-bottom:8px;font-size:13px}.token-display{align-items:center;gap:8px;display:flex}.token-value{word-break:break-all;background:#222;border-radius:6px;flex:1;padding:8px 12px;font-size:13px}.token-name{font-weight:600}.token-date{color:#888;margin-left:12px;font-size:13px}.admin-header-row{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.user-email{font-weight:600}.user-credits{color:#f59e0b;font-size:14px;font-weight:600}.activity-action{color:#aaa;margin-left:12px;font-size:14px}.activity-date{color:#888;font-size:13px}.badge-row{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}.active-status{color:#22c55e;font-weight:600}.search-form{gap:12px;margin-bottom:24px;display:flex}.search-input{flex:1}.pagination{justify-content:center;align-items:center;gap:16px;margin-top:24px;display:flex}.pagination-info{color:#888;font-size:14px}.table-wrap{overflow-x:auto}.data-table{border-collapse:collapse;width:100%;font-size:14px}.data-table thead tr{border-bottom:1px solid #333}.data-table th{text-align:left;color:#888;padding:8px 12px;font-weight:600}.data-table th.text-right{text-align:right}.data-table tbody tr{border-bottom:1px solid #222}.data-table td{padding:8px 12px}.data-table td.text-right{text-align:right}.data-table td.color-dim{color:#aaa}.credit-positive{color:#22c55e;font-weight:600}.credit-negative{color:#ef4444;font-weight:600}.client-auth-card{max-width:500px}.client-auth-desc{margin-bottom:16px;font-size:16px}.client-name{color:#2563eb;font-weight:700}.client-auth-note{color:#aaa;margin-bottom:24px;font-size:14px}.button-row{gap:12px;display:flex}.verify-success,.verify-error{margin-bottom:16px}.btn-full{width:100%;margin-top:8px}@media (width<=640px){.nav-inner{flex-direction:column;gap:8px}.nav-right{flex-wrap:wrap;justify-content:center;gap:8px 16px}.stat-row{flex-direction:column}.stat-card,.stat-card-wide,.stat-card-form{min-width:0}.card-row{flex-direction:column;align-items:flex-start;gap:8px}.form-row,.search-form{flex-direction:column}.admin-header-row{flex-direction:column;align-items:flex-start;gap:8px}.pagination{gap:8px}.solution-header{flex-direction:column;align-items:flex-start;gap:8px}.token-display,.button-row{flex-direction:column}.container{padding:12px}}@media (width<=480px){.page h1{font-size:20px}.stat-value{font-size:24px}.not-found-code{font-size:48px}.code-block{padding:8px;font-size:12px}}.landing-page{flex-direction:column;min-height:100vh;display:flex}.landing-container{max-width:1100px;margin:0 auto;padding:0 24px}.landing-hero{background:linear-gradient(135deg,#0d1117 0%,#111 50%,#0f172a 100%);border-bottom:1px solid #1e293b;padding:80px 0 100px}.hero-inner{align-items:center;gap:60px;display:flex}.hero-content{flex:1;min-width:0}.hero-headline{letter-spacing:-.02em;color:#f1f5f9;margin-bottom:20px;font-size:48px;font-weight:800;line-height:1.1}.hero-subheadline{color:#94a3b8;max-width:480px;margin-bottom:36px;font-size:18px;line-height:1.6}.hero-ctas{flex-wrap:wrap;align-items:center;gap:20px;display:flex}.hero-secondary-link{color:#94a3b8;font-size:16px;font-weight:500;text-decoration:none;transition:color .2s}.hero-secondary-link:hover{color:#e2e8f0;text-decoration:none}.hero-visual{flex:0 0 420px}.hero-mockup{background:#1e293b;border:1px solid #334155;border-radius:12px;overflow:hidden;box-shadow:0 25px 60px #00000080}.mockup-bar{background:#0f172a;border-bottom:1px solid #334155;align-items:center;gap:12px;padding:12px 16px;display:flex}.mockup-dots{gap:6px;display:flex}.mockup-dots span{background:#334155;border-radius:50%;width:10px;height:10px}.mockup-dots span:first-child{background:#ef4444}.mockup-dots span:nth-child(2){background:#f59e0b}.mockup-dots span:nth-child(3){background:#22c55e}.mockup-title-bar{color:#64748b;font-size:12px;font-weight:500}.mockup-body{flex-direction:column;gap:20px;padding:20px;display:flex}.mockup-section{flex-direction:column;gap:8px;display:flex}.mockup-label{letter-spacing:.08em;text-transform:uppercase;color:#64748b;margin-bottom:4px;font-size:10px;font-weight:700}.mockup-label-green{color:#22c55e}.mockup-label-blue{color:#3b82f6}.mockup-line{background:#334155;border-radius:4px;height:8px}.mockup-line-full{width:100%}.mockup-line-long{width:85%}.mockup-line-med{width:65%}.mockup-line-short{width:45%}.mockup-step{align-items:center;gap:10px;display:flex}.mockup-dot{background:#22c55e;border-radius:50%;flex-shrink:0;width:6px;height:6px}.mockup-code-line{opacity:.4;background:#3b82f6;border-radius:3px;width:70%;height:7px}.mockup-code-indent{background:#8b5cf6;width:55%;margin-left:16px}.landing-section{padding:80px 0}.landing-section-title{text-align:center;color:#f1f5f9;letter-spacing:-.01em;margin-bottom:12px;font-size:36px;font-weight:700}.landing-section-sub{color:#64748b;text-align:center;margin-bottom:52px;font-size:17px}.landing-how{background:#111;border-bottom:1px solid #1e293b}.steps-row{align-items:flex-start;gap:16px;display:flex}.step-card{text-align:center;background:#1a2332;border:1px solid #1e293b;border-radius:12px;flex:1;padding:28px 24px;transition:border-color .2s,transform .2s}.step-card:hover{border-color:#334155;transform:translateY(-2px)}.step-icon{margin-bottom:8px;font-size:36px}.step-num{color:#fff;background:#2563eb;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;margin:0 auto 12px;font-size:13px;font-weight:700;display:flex}.step-title{color:#f1f5f9;margin-bottom:10px;font-size:18px;font-weight:600}.step-desc{color:#64748b;font-size:14px;line-height:1.6}.step-arrow{color:#334155;-webkit-user-select:none;user-select:none;flex-shrink:0;margin-top:80px;font-size:24px}.landing-value{background:#0d1117;border-bottom:1px solid #1e293b}.value-quote{color:#94a3b8;background:#1e293b;border-left:3px solid #2563eb;border-radius:8px;margin:0 0 52px;padding:24px 28px;font-size:16px;font-style:normal;line-height:1.7}.value-quote strong{color:#f1f5f9}.feature-grid{grid-template-columns:repeat(2,1fr);gap:20px;display:grid}.feature-card{background:#1a2332;border:1px solid #1e293b;border-radius:12px;padding:28px 24px;transition:border-color .2s}.feature-card:hover{border-color:#334155}.feature-icon{margin-bottom:12px;font-size:28px}.feature-title{color:#f1f5f9;margin-bottom:8px;font-size:16px;font-weight:600}.feature-desc{color:#64748b;font-size:14px;line-height:1.6}.landing-pricing{background:#111;border-bottom:1px solid #1e293b}.pricing-grid{grid-template-columns:repeat(3,1fr);align-items:start;gap:20px;display:grid}.pricing-card{background:#1a2332;border:1px solid #1e293b;border-radius:12px;flex-direction:column;gap:0;padding:32px 24px;transition:border-color .2s;display:flex;position:relative}.pricing-card:hover{border-color:#334155}.pricing-featured{background:#0f1f3d;border-color:#2563eb;box-shadow:0 0 0 1px #2563eb}.pricing-featured:hover{border-color:#3b82f6;box-shadow:0 0 0 1px #3b82f6}.pricing-badge{color:#fff;white-space:nowrap;letter-spacing:.03em;background:#2563eb;border-radius:20px;padding:3px 12px;font-size:11px;font-weight:700;position:absolute;top:-13px;left:50%;transform:translate(-50%)}.pricing-tier{color:#f1f5f9;margin-bottom:12px;font-size:18px;font-weight:700}.pricing-price{margin-bottom:6px}.pricing-amount{color:#f1f5f9;font-size:40px;font-weight:800;line-height:1}.pricing-period{color:#64748b;margin-left:2px;font-size:16px}.pricing-credits{color:#f59e0b;margin-bottom:20px;font-size:13px;font-weight:600}.pricing-features{flex-direction:column;flex:1;gap:8px;margin-bottom:24px;list-style:none;display:flex}.pricing-feature{font-size:14px}.pricing-yes{color:#22c55e}.pricing-no{color:#475569}.pricing-btn{text-align:center;width:100%}.landing-footer{background:#0d1117;border-top:1px solid #1e293b;margin-top:auto;padding:28px 0}.footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.footer-brand{color:#2563eb;font-size:16px;font-weight:700}.footer-copy{color:#475569;font-size:13px}.footer-links{gap:20px;display:flex}.footer-link{color:#475569;font-size:13px;text-decoration:none;transition:color .2s}.footer-link:hover{color:#94a3b8;text-decoration:none}@media (width<=900px){.hero-inner{flex-direction:column;gap:40px}.hero-visual{flex:none;align-self:center;width:100%;max-width:460px}.hero-headline{font-size:38px}.pricing-grid{grid-template-columns:1fr;max-width:360px;margin:0 auto}.feature-grid{grid-template-columns:1fr}}@media (width<=640px){.landing-hero{padding:48px 0 60px}.landing-section{padding:56px 0}.hero-headline{font-size:30px}.hero-subheadline{font-size:16px}.landing-section-title{font-size:26px}.steps-row{flex-direction:column}.step-arrow{display:none}.footer-inner{text-align:center;flex-direction:column}}@media (width<=480px){.landing-container{padding:0 16px}.hero-headline{font-size:26px}.hero-ctas{flex-direction:column;align-items:stretch}.hero-ctas .btn{text-align:center}}