@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--color-primary:#0a0a0a;--color-primary-hover:#262626;--color-accent:#2563eb;--color-accent-hover:#1d4ed8;--color-accent-subtle:#2563eb0f;--color-accent-border:#2563eb1f;--color-bg:#f5f3ef;--color-surface:#faf8f5;--color-surface-raised:#f0ede8;--color-text:#1a1815;--color-text-secondary:#6b6560;--color-text-tertiary:#9c958e;--color-border:#ddd8d1;--color-border-light:#e8e4de;--color-error:#c53030;--color-error-bg:#fef2f0;--color-error-border:#f5c4be;--color-success:#2f7a3f;--color-success-bg:#f0f7f1;--color-success-border:#b8dbbe;--color-success-text:#276834;--color-warning-bg:#fdf8ee;--color-warning:#b8860b;--color-warning-border:#e8d5a0;--color-nav-bg:#f5f3efd9;--color-chart-grid:#e8e4de;--color-chart-axis:#ddd8d1;--color-chart-tick:#a3a3a3;--color-chart-line:#0a0a0a;--color-chart-tooltip-bg:#0a0a0a;--color-chart-tooltip-text:#fff;--color-pie-stroke:#fff;--color-overlay:#0a0a0a66;--color-result-secondary:#6b7280;--radius-sm:6px;--radius:10px;--radius-lg:14px;--shadow-sm:0 1px 2px #0000000a;--shadow:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 12px #0000000f, 0 1px 3px #0000000a;--shadow-lg:0 8px 30px #00000014;--transition:.15s ease}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--color-primary:#e5e5e5;--color-primary-hover:#d4d4d4;--color-accent:#3b82f6;--calendar-icon-filter:invert(1);--color-accent-hover:#60a5fa;--color-accent-subtle:#3b82f61a;--color-accent-border:#3b82f633;--color-bg:#0a0a0a;--color-surface:#141414;--color-surface-raised:#1a1a1a;--color-text:#e5e5e5;--color-text-secondary:#a3a3a3;--color-text-tertiary:#6b6b6b;--color-border:#ffffff14;--color-border-light:#ffffff0a;--color-error:#f87171;--color-error-bg:#dc26261a;--color-error-border:#dc262633;--color-success:#4ade80;--color-success-bg:#16a34a1a;--color-success-border:#16a34a33;--color-success-text:#4ade80;--color-warning-bg:#d977061a;--color-warning:#fbbf24;--color-warning-border:#d9770633;--color-nav-bg:#0a0a0ad9;--color-chart-grid:#ffffff0a;--color-chart-axis:#ffffff14;--color-chart-tick:#6b6b6b;--color-chart-line:#e5e5e5;--color-chart-tooltip-bg:#1a1a1a;--color-chart-tooltip-text:#e5e5e5;--color-pie-stroke:#141414;--color-overlay:#0009;--color-result-secondary:#a3a3a3;--shadow-sm:0 1px 2px #0003;--shadow:0 1px 3px #0000004d, 0 1px 2px #0003;--shadow-md:0 4px 12px #0000004d, 0 1px 3px #0003;--shadow-lg:0 8px 30px #0006}}[data-theme=dark]{--color-primary:#e5e5e5;--color-primary-hover:#d4d4d4;--color-accent:#3b82f6;--color-accent-hover:#60a5fa;--calendar-icon-filter:invert(1);--color-accent-subtle:#3b82f61a;--color-accent-border:#3b82f633;--color-bg:#0a0a0a;--color-surface:#141414;--color-surface-raised:#1a1a1a;--color-text:#e5e5e5;--color-text-secondary:#a3a3a3;--color-text-tertiary:#6b6b6b;--color-border:#ffffff14;--color-border-light:#ffffff0a;--color-error:#f87171;--color-error-bg:#dc26261a;--color-error-border:#dc262633;--color-success:#4ade80;--color-success-bg:#16a34a1a;--color-success-border:#16a34a33;--color-success-text:#4ade80;--color-warning-bg:#d977061a;--color-warning:#fbbf24;--color-warning-border:#d9770633;--color-nav-bg:#0a0a0ad9;--color-chart-grid:#ffffff0a;--color-chart-axis:#ffffff14;--color-chart-tick:#6b6b6b;--color-chart-line:#e5e5e5;--color-chart-tooltip-bg:#1a1a1a;--color-chart-tooltip-text:#e5e5e5;--color-pie-stroke:#141414;--color-overlay:#0009;--color-result-secondary:#a3a3a3;--shadow-sm:0 1px 2px #0003;--shadow:0 1px 3px #0000004d, 0 1px 2px #0003;--shadow-md:0 4px 12px #0000004d, 0 1px 3px #0003;--shadow-lg:0 8px 30px #0006}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.6}#root{min-height:100vh}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);white-space:nowrap;border:none;justify-content:center;align-items:center;gap:6px;padding:9px 18px;font-family:inherit;font-size:13px;font-weight:500;line-height:1.4;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-accent-hover)}.btn-accent{background:var(--color-accent);color:#fff}.btn-accent:hover:not(:disabled){background:var(--color-accent-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-surface-raised);border-color:var(--color-border)}.btn-ghost{color:var(--color-text-secondary);background:0 0;padding:9px 12px}.btn-ghost:hover:not(:disabled){background:var(--color-surface-raised);color:var(--color-text)}.btn-danger{color:var(--color-error);border:1px solid var(--color-border);background:0 0}.btn-danger:hover:not(:disabled){background:var(--color-error-bg);border-color:var(--color-error-border)}.btn-sm{border-radius:5px;padding:5px 10px;font-size:12px}.btn-lg{border-radius:var(--radius);padding:12px 28px;font-size:15px}.theme-toggle{border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;width:32px;height:32px;color:var(--color-text-secondary);transition:all var(--transition);background:0 0;flex-shrink:0;justify-content:center;align-items:center;padding:0;display:inline-flex}.theme-toggle:hover{background:var(--color-surface-raised);color:var(--color-text);border-color:var(--color-border)}input[type=text],input[type=email],input[type=password],input[type=url],input[type=number],input[type=datetime-local],input[type=date],select{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);width:100%;transition:border-color var(--transition), box-shadow var(--transition);appearance:none;outline:none;padding:9px 12px;font-family:inherit;font-size:14px}input:focus,select:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-subtle)}input::placeholder{color:var(--color-text-tertiary)}input[type=datetime-local]::-webkit-calendar-picker-indicator{filter:var(--calendar-icon-filter,none);cursor:pointer}input[type=date]::-webkit-calendar-picker-indicator{filter:var(--calendar-icon-filter,none);cursor:pointer}input[type=number]::-webkit-inner-spin-button{opacity:1}input[type=number]::-webkit-outer-spin-button{opacity:1}.home{min-height:100vh}.home-nav{background:var(--color-nav-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border-light);z-index:50;position:sticky;top:0}.home-nav-inner{justify-content:space-between;align-items:center;max-width:1000px;margin:0 auto;padding:14px 24px;display:flex}.home-logo{color:var(--color-text);letter-spacing:-.5px;font-size:18px;font-weight:700}.home-nav-links{align-items:center;gap:8px;display:flex}.hero-split{text-align:left;grid-template-columns:1fr 1fr;align-items:center;gap:60px;max-width:1100px;margin:0 auto;padding:80px 24px;display:grid}.hero-left{max-width:480px}.hero-badge{color:var(--color-accent);background:var(--color-accent-subtle);border:1px solid var(--color-accent-border);letter-spacing:.02em;border-radius:100px;margin-bottom:24px;padding:5px 14px;font-size:12px;font-weight:500;display:inline-block}.hero-split h1{letter-spacing:-1.5px;color:var(--color-text);margin-bottom:20px;font-size:44px;font-weight:700;line-height:1.1}.hero-sub{color:var(--color-text-secondary);margin-bottom:32px;font-size:16px;line-height:1.7}.hero-actions{gap:10px;display:flex}.hero-right{justify-content:center;display:flex}.demo-form-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;max-width:400px;box-shadow:var(--shadow-md);overflow:hidden}.demo-form-header{border-bottom:1px solid var(--color-border-light);align-items:center;gap:6px;padding:12px 16px;display:flex}.demo-form-dot{border-radius:50%;width:10px;height:10px}.demo-form-dot-red{background:#ef4444}.demo-form-dot-yellow{background:#eab308}.demo-form-dot-green{background:#22c55e}.demo-form-title{color:var(--color-text-tertiary);margin-left:8px;font-size:12px;font-weight:500}.demo-form{padding:20px}.demo-form-label{color:var(--color-text);margin-bottom:8px;font-size:13px;font-weight:500;display:block}.demo-form-input{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);width:100%;color:var(--color-text);transition:border-color var(--transition);outline:none;margin-bottom:12px;padding:10px 12px;font-family:SF Mono,Fira Code,monospace;font-size:13px}.demo-form-input:focus{border-color:var(--color-accent)}.demo-form-input::placeholder{color:var(--color-text-tertiary)}.demo-form-convert{width:100%}.demo-form-result{padding:0 20px 20px}.demo-form-result-row{border-bottom:1px solid var(--color-border-light);justify-content:space-between;align-items:center;padding:10px 0;display:flex}.demo-form-result-row:last-of-type{border-bottom:none}.demo-form-result-label{color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.04em;font-size:12px;font-weight:500}.demo-form-result-url{color:var(--color-success-text);letter-spacing:-.3px;font-family:SF Mono,Fira Code,monospace;font-size:13px;font-weight:600}.demo-form-result-app{color:var(--color-text);font-size:13px;font-weight:600}.demo-form-create{width:100%;margin-top:14px}.demo-form-hint{color:var(--color-text-tertiary);padding:0 20px 20px;font-size:12px;line-height:1.5}.features{max-width:1000px;margin:0 auto;padding:40px 24px 80px}.features-grid{background:var(--color-border);border:1px solid var(--color-border);border-radius:var(--radius-lg);grid-template-columns:repeat(3,1fr);gap:1px;display:grid;overflow:hidden}.feature{background:var(--color-surface);padding:32px 28px}.feature-icon{background:var(--color-bg);border:1px solid var(--color-border-light);border-radius:var(--radius-sm);width:36px;height:36px;color:var(--color-text);justify-content:center;align-items:center;margin-bottom:16px;display:flex}.feature h3{color:var(--color-text);margin-bottom:8px;font-size:14px;font-weight:600}.feature p{color:var(--color-text-secondary);font-size:13px;line-height:1.6}.how-it-works{max-width:1000px;margin:0 auto;padding:0 24px 80px}.section-label{text-transform:uppercase;letter-spacing:.08em;color:var(--color-accent);text-align:center;margin-bottom:12px;font-size:12px;font-weight:500}.section-title{letter-spacing:-.8px;color:var(--color-text);text-align:center;margin-bottom:48px;font-size:28px;font-weight:700}.steps{grid-template-columns:repeat(3,1fr);gap:32px;display:grid}.step{text-align:center}.step-number{background:var(--color-surface);border:1px solid var(--color-border);width:36px;height:36px;color:var(--color-text);border-radius:50%;justify-content:center;align-items:center;margin-bottom:16px;font-size:14px;font-weight:600;display:inline-flex}.step h3{color:var(--color-text);margin-bottom:8px;font-size:15px;font-weight:600}.step p{color:var(--color-text-secondary);font-size:13px;line-height:1.6}.why-section{max-width:1000px;margin:0 auto;padding:0 24px 80px}.stats-grid{background:var(--color-border);border:1px solid var(--color-border);border-radius:var(--radius-lg);grid-template-columns:repeat(2,1fr);gap:1px;display:grid;overflow:hidden}.stat-card{background:var(--color-surface);padding:32px 28px}.stat-value{letter-spacing:-1px;color:var(--color-text);margin-bottom:6px;font-size:28px;font-weight:700;line-height:1}.stat-value-accent{color:var(--color-accent)}.stat-label{color:var(--color-text);margin-bottom:4px;font-size:14px;font-weight:500}.stat-desc{color:var(--color-text-secondary);font-size:13px;line-height:1.5}.use-cases{max-width:1000px;margin:0 auto;padding:0 24px 80px}.use-cases-grid{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.use-case{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:24px}.use-case-icon{background:var(--color-bg);border:1px solid var(--color-border-light);border-radius:var(--radius-sm);width:36px;height:36px;color:var(--color-text);justify-content:center;align-items:center;margin-bottom:14px;font-size:16px;display:flex}.use-case h3{color:var(--color-text);margin-bottom:6px;font-size:14px;font-weight:600}.use-case p{color:var(--color-text-secondary);font-size:13px;line-height:1.6}.cta-section{max-width:1000px;margin:0 auto;padding:0 24px 80px}.cta-inner{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);text-align:center;padding:56px 40px}.cta-inner h2{letter-spacing:-.8px;color:var(--color-text);margin-bottom:12px;font-size:28px;font-weight:700}.cta-inner p{color:var(--color-text-secondary);max-width:400px;margin-bottom:28px;margin-left:auto;margin-right:auto;font-size:15px}.cta-inner .btn{margin:0 auto}.section-separator{max-width:1000px;margin:0 auto 80px;padding:0 24px}.section-separator hr{border:none;border-top:1px solid var(--color-border-light)}.apps-section{text-align:center;max-width:1000px;margin:0 auto;padding:0 24px 80px}.apps-section h2{text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-tertiary);margin-bottom:20px;font-size:13px;font-weight:500}.apps-list{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.app-tag{color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:100px;padding:6px 14px;font-size:13px;font-weight:500}.app-tag-more{color:var(--color-text-tertiary);border-style:dashed}.home-footer{border-top:1px solid var(--color-border-light);justify-content:space-between;align-items:center;max-width:1000px;margin:0 auto;padding:24px;display:flex}.home-footer-text{color:var(--color-text-tertiary);font-size:13px}@media (width<=800px){.hero-split{text-align:center;grid-template-columns:1fr;gap:40px;padding:48px 20px 60px}.hero-left{max-width:100%}.hero-split h1{letter-spacing:-1px;font-size:32px}.hero-sub{margin-left:auto;margin-right:auto;font-size:15px}.hero-actions{justify-content:center}.demo-form-card{max-width:100%}.features-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr;gap:24px}.stats-grid,.use-cases-grid{grid-template-columns:1fr}.section-title{font-size:24px}.cta-inner{padding:40px 24px}.cta-inner h2{font-size:24px}}.auth-page{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-top-bar{z-index:10;padding:14px 24px;position:fixed;top:0;right:0}.auth-container{width:100%;max-width:380px}.auth-header{text-align:center;margin-bottom:32px}.auth-logo{color:var(--color-text);letter-spacing:-.5px;margin-bottom:24px;font-size:20px;font-weight:700;display:block}.auth-header h2{color:var(--color-text);letter-spacing:-.3px;margin-bottom:6px;font-size:22px;font-weight:600}.auth-header p{color:var(--color-text-secondary);font-size:14px}.auth-form{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:28px}.auth-field{margin-bottom:18px}.auth-field:last-of-type{margin-bottom:24px}.auth-label{color:var(--color-text);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.auth-hint{color:var(--color-text-tertiary);margin-top:5px;font-size:12px;display:block}.auth-error{background:var(--color-error-bg);color:var(--color-error);border-radius:var(--radius-sm);border:1px solid var(--color-error-border);margin-bottom:18px;padding:10px 14px;font-size:13px}.auth-form .btn{width:100%}.auth-switch{text-align:center;color:var(--color-text-secondary);margin-top:20px;font-size:13px}.auth-switch a{color:var(--color-text);font-weight:500}.lf{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-bottom:16px;padding:20px}.lf-error{background:var(--color-error-bg);color:var(--color-error);border-radius:var(--radius-sm);border:1px solid var(--color-error-border);margin-bottom:14px;padding:10px 14px;font-size:13px}.lf-row{gap:8px;display:flex}.lf-input{flex:1}.lf-sections{border-top:1px solid var(--color-border-light);margin-top:12px}.lf-section{border-bottom:1px solid var(--color-border-light)}.lf-section:last-child{border-bottom:none}.lf-section-toggle{cursor:pointer;width:100%;color:var(--color-text);transition:color var(--transition);background:0 0;border:none;justify-content:space-between;align-items:center;padding:10px 0;font-family:inherit;display:flex}.lf-section-toggle:hover{color:var(--color-accent)}.lf-section-label{align-items:center;gap:8px;font-size:13px;font-weight:500;display:flex}.lf-section-badge{color:var(--color-accent);background:var(--color-accent-subtle);text-overflow:ellipsis;white-space:nowrap;border-radius:100px;max-width:140px;padding:1px 8px;font-size:11px;font-weight:500;overflow:hidden}.lf-section-chevron{color:var(--color-text-tertiary);transition:transform var(--transition);flex-shrink:0}.lf-section-chevron-open{transform:rotate(180deg)}.lf-section-body{padding:0 0 14px}.lf-field{margin-bottom:0}.lf-field-label{color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.04em;margin-bottom:5px;font-size:11px;font-weight:500;display:block}.lf-field input,.lf-field select{width:100%}.lf-mono-input{letter-spacing:-.3px;font-family:SF Mono,Fira Code,monospace;font-size:13px}.lf-select{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);outline:none;width:100%;padding:9px 12px;font-family:inherit;font-size:14px}.lf-select:focus{border-color:var(--color-accent)}.lf-hint{color:var(--color-text-tertiary);margin-top:5px;font-size:11px;display:block}.lf-field-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.lf-field-stack{flex-direction:column;gap:12px;display:flex}.lf-preview{background:var(--color-bg);border-radius:var(--radius-sm);color:var(--color-text-tertiary);word-break:break-all;margin-top:10px;padding:8px 10px;font-family:SF Mono,Fira Code,monospace;font-size:11px;line-height:1.5}@media (width<=500px){.lf-field-grid{grid-template-columns:1fr}}.lr{background:var(--color-success-bg);border:1px solid var(--color-success-border);border-radius:var(--radius-lg);margin-bottom:16px;padding:18px 20px}.lr-top{margin-bottom:10px}.tag-warn{background:var(--color-warning-bg);color:var(--color-warning);border:1px solid var(--color-warning-border)}.lr-url-row{align-items:center;gap:10px;margin-bottom:6px;display:flex}.lr-url{color:var(--color-success-text);letter-spacing:-.3px;font-family:SF Mono,Fira Code,monospace;font-size:16px;font-weight:600}.lr-original{color:var(--color-result-secondary);word-break:break-all;font-size:12px}.cc-overlay{background:var(--color-overlay);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.cc{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;max-width:620px;max-height:85vh;box-shadow:var(--shadow-lg);padding:28px;overflow-y:auto}.cc-top{justify-content:space-between;align-items:flex-start;margin-bottom:24px;display:flex}.cc-top h3{letter-spacing:-.3px;font-size:17px;font-weight:600}.cc-code{color:var(--color-text-tertiary);font-family:SF Mono,Fira 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var(--color-error-border)}.tag-lock{color:var(--color-text-tertiary);align-items:center;display:inline-flex}.link-expiry{color:var(--color-text-tertiary);white-space:nowrap;font-size:12px}.group-filter{flex-wrap:wrap;gap:6px;margin-bottom:12px;display:flex}.group-filter-btn{border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition);border-radius:100px;padding:4px 12px;font-family:inherit;font-size:12px;font-weight:500}.group-filter-btn:hover{border-color:var(--color-text-tertiary);color:var(--color-text)}.group-filter-active,.group-filter-active:hover{background:var(--color-text);color:var(--color-bg);border-color:var(--color-text)}.tag-group{background:var(--color-bg);color:var(--color-text-secondary);border:1px solid var(--color-border)}.group-manager{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:16px;padding:16px}.group-manager-create{gap:8px;margin-bottom:8px;display:flex}.group-input{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);max-width:220px;padding:6px 10px;font-size:13px}.group-input:focus{border-color:var(--color-text-tertiary);outline:none}.group-error{color:var(--color-error);margin-bottom:8px;font-size:12px}.group-list{flex-direction:column;gap:4px;display:flex}.group-item{border-radius:var(--radius-sm);justify-content:space-between;align-items:center;padding:6px 8px;display:flex}.group-item:hover{background:var(--color-bg)}.group-name{color:var(--color-text);font-size:13px;font-weight:500}.group-actions{gap:4px;display:flex}.group-edit-inline{align-items:center;gap:6px;width:100%;display:flex}.visibility-toggle{cursor:pointer;width:24px;height:24px;transition:all var(--transition);background:0 0;border:1px solid #0000;border-radius:4px;justify-content:center;align-items:center;padding:0;display:inline-flex}.visibility-private{color:var(--color-text-tertiary)}.visibility-private:hover{color:var(--color-text-secondary);background:var(--color-border-light)}.visibility-public{color:var(--color-success)}.visibility-public:hover{color:var(--color-success);background:var(--color-success-bg)}@media (width<=640px){.link-row{flex-wrap:wrap;gap:10px}.link-row-meta{order:3}.link-row-actions{order:2;margin-left:auto}}