:root{--dp-bg: #F7F8FA;--dp-surface: #FFFFFF;--dp-surface-2: #F1F3F5;--dp-ink: #171C22;--dp-ink-secondary: #45505C;--dp-ink-muted: #67717D;--dp-ink-faint: #98A1AB;--dp-line: #E2E5E9;--dp-line-strong: #C9CED4;--dp-accent: #0E7C6B;--dp-accent-hover: #0A6557;--dp-accent-soft: #E9F3F1;--dp-accent-ink: #FFFFFF;--dp-info: #2D62C4;--dp-info-soft: #EBF0FA;--dp-success: #1F8A5B;--dp-success-soft: #EAF5EF;--dp-warning: #9A6700;--dp-warning-soft: #FBF3E4;--dp-danger: #C23B4A;--dp-danger-soft: #FAEDEF;--dp-base: var(--dp-bg);--dp-mantle: var(--dp-surface-2);--dp-crust: var(--dp-surface);--dp-surface0: var(--dp-line);--dp-surface1: var(--dp-line-strong);--dp-surface2: var(--dp-ink-muted);--dp-text: var(--dp-ink);--dp-subtext0: var(--dp-ink-secondary);--dp-subtext1: var(--dp-ink-muted);--dp-blue: var(--dp-info);--dp-lavender: var(--dp-accent);--dp-mauve: var(--dp-info);--dp-green: var(--dp-success);--dp-yellow: var(--dp-warning);--dp-red: var(--dp-danger);--dp-radius-sm: 4px;--dp-radius-md: 6px;--dp-radius-lg: 8px;--dp-radius-xl: 10px;--dp-shadow-sm: 0 1px 2px rgba(23, 28, 34, .06);--dp-shadow: 0 1px 2px rgba(23, 28, 34, .05), 0 8px 24px rgba(23, 28, 34, .06);--dp-shadow-lift: 0 2px 4px rgba(23, 28, 34, .06), 0 12px 32px rgba(23, 28, 34, .1);--dp-font: "IBM Plex Sans", -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;--dp-display: "IBM Plex Serif", Georgia, "Times New Roman", serif;--dp-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;--dp-shell-max: 1120px;--dp-content-max: 720px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--dp-font);background:var(--dp-bg);color:var(--dp-ink);line-height:1.5;min-height:100vh;font-size:14px}body:before{content:"";position:fixed;inset:0 0 auto 0;height:300px;pointer-events:none;z-index:-1;background:linear-gradient(180deg,#0e7c6b0e,#0e7c6b00)}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.45}}.fade-in{animation:fadeIn .3s ease both}.slide-up,.rise-in{animation:slideUp .4s cubic-bezier(.22,1,.36,1) both}@media(prefers-reduced-motion:reduce){.fade-in,.slide-up,.rise-in{animation:none}}input[type=radio],input[type=checkbox]{accent-color:var(--dp-accent)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--dp-accent)!important;box-shadow:0 0 0 3px #0e7c6b1f}button:focus-visible{outline:2px solid var(--dp-accent);outline-offset:2px}.dp-input,.dp-textarea{width:100%;background:var(--dp-surface);color:var(--dp-ink);border:1px solid var(--dp-line-strong);border-radius:var(--dp-radius-md);padding:10px 12px;font-size:14px;font-family:inherit;line-height:1.5;transition:border-color .15s,box-shadow .15s}.dp-textarea{resize:vertical;min-height:110px}.dp-input::placeholder,.dp-textarea::placeholder{color:var(--dp-ink-faint)}button{font-family:inherit;transition:opacity .15s,background .15s,border-color .15s,box-shadow .15s,color .15s,transform .12s}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}.dp-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 14px;border-radius:var(--dp-radius-md);font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;border:none;white-space:nowrap;line-height:1.4}.dp-btn-primary,.dp-btn-mauve{background:var(--dp-accent);color:var(--dp-accent-ink);font-weight:600}.dp-btn-primary:hover:not(:disabled),.dp-btn-mauve:hover:not(:disabled){background:var(--dp-accent-hover);box-shadow:0 2px 8px #0e7c6b47}.dp-btn-secondary{background:var(--dp-surface-2);color:var(--dp-ink);border:1px solid transparent}.dp-btn-secondary:hover:not(:disabled){background:var(--dp-line)}.dp-btn-ghost{background:var(--dp-surface);color:var(--dp-ink-secondary);border:1px solid var(--dp-line-strong)}.dp-btn-ghost:hover:not(:disabled){color:var(--dp-ink);border-color:var(--dp-ink-faint)}.dp-btn-link{background:transparent;border:none;color:var(--dp-ink-muted);padding:4px 0;font-size:13px;font-weight:500}.dp-btn-link:hover:not(:disabled){color:var(--dp-ink);text-decoration:underline}.dp-card{background:var(--dp-surface);border:1px solid var(--dp-line);border-radius:var(--dp-radius-lg);box-shadow:var(--dp-shadow-sm)}.dp-card-interactive{cursor:pointer;text-align:left;transition:border-color .15s,box-shadow .15s}.dp-card-interactive:hover{border-color:var(--dp-line-strong);box-shadow:var(--dp-shadow-lift);transform:translateY(-1px)}.dp-card-general:hover,.dp-card-ab:hover{border-color:var(--dp-accent)}.dp-sample-card{transition:border-color .15s,background .15s,transform .15s,box-shadow .15s}.dp-sample-card:hover:not(:disabled){border-color:var(--dp-accent)!important;background:var(--dp-accent-soft)!important;transform:translateY(-1px);box-shadow:0 4px 12px #0e7c6b1a}.dp-history-card{transition:border-color .15s,box-shadow .15s,transform .15s}.dp-history-card:hover{border-color:var(--dp-line-strong);box-shadow:var(--dp-shadow);transform:translateY(-1px)}.dp-history-card.dp-card-open,.dp-card-open{border-color:var(--dp-accent)!important;box-shadow:inset 3px 0 0 var(--dp-accent),var(--dp-shadow)!important;transform:none!important}.dp-shell{min-height:100vh;display:flex;flex-direction:column}.dp-shell-bar{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 28px;background:var(--dp-surface);border-bottom:1px solid var(--dp-line)}.dp-shell-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:inherit;min-width:0}.dp-mark{width:26px;height:26px;border-radius:var(--dp-radius-sm);background:var(--dp-accent);position:relative;flex-shrink:0}.dp-mark:before{content:"";position:absolute;left:6px;bottom:6px;width:3px;height:7px;background:#ffffffa6;border-radius:1px;box-shadow:10px 0 #ffffffa6}.dp-mark:after{content:"";position:absolute;left:11px;bottom:6px;width:3px;height:13px;background:#fffffff2;border-radius:1px}.dp-wordmark{font-weight:600;font-size:1.02rem;letter-spacing:-.01em;color:var(--dp-ink)}.dp-shell-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.dp-shell-meta{color:var(--dp-ink-muted);font-size:13px;font-weight:500}.dp-shell-select{background:var(--dp-surface);border:1px solid var(--dp-line-strong);color:var(--dp-ink-secondary);padding:6px 10px;border-radius:var(--dp-radius-sm);font-size:12px;font-family:inherit;max-width:180px}.dp-shell-main{flex:1;width:min(100%,var(--dp-shell-max));margin:0 auto;padding:28px 28px 64px}.dp-shell-main--narrow{width:min(100%,var(--dp-content-max))}.dp-home-hero{max-width:640px;margin:0 auto;padding:56px 0 48px}.dp-home-copy{max-width:none}.dp-home-brand{font-family:var(--dp-display);font-size:clamp(2rem,3.4vw,2.6rem);font-weight:600;letter-spacing:-.015em;line-height:1.15;color:var(--dp-ink);margin-bottom:12px}.dp-home-brand em{font-style:italic;font-weight:500;color:var(--dp-accent)}.dp-home-headline{font-size:1.05rem;font-weight:400;color:var(--dp-ink-secondary);margin-bottom:6px}.dp-home-sub{color:var(--dp-ink-muted);font-size:.95rem;line-height:1.6;max-width:34rem;margin-bottom:32px}.dp-home-actions{display:flex;flex-direction:column;gap:12px}.dp-home-actions>*{animation:slideUp .4s cubic-bezier(.22,1,.36,1) both}.dp-home-actions>*:nth-child(1){animation-delay:.05s}.dp-home-actions>*:nth-child(2){animation-delay:.12s}.dp-mode-action{display:flex;align-items:center;gap:16px;width:100%;padding:18px 20px;border-radius:var(--dp-radius-lg);border:1px solid var(--dp-line);background:var(--dp-surface);cursor:pointer;text-align:left;box-shadow:var(--dp-shadow-sm);transition:border-color .15s,box-shadow .15s,transform .15s}.dp-mode-action:hover{border-color:var(--dp-accent);box-shadow:var(--dp-shadow-lift);transform:translateY(-2px)}.dp-mode-icon{width:40px;height:40px;border-radius:var(--dp-radius-md);background:var(--dp-accent-soft);color:var(--dp-accent);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,color .15s}.dp-mode-action:hover .dp-mode-icon{background:var(--dp-accent);color:#fff}.dp-mode-action>div:not(.dp-mode-icon){flex:1;min-width:0}.dp-mode-action strong{display:block;font-size:.98rem;font-weight:600;color:var(--dp-ink)}.dp-mode-action span{display:block;margin-top:3px;font-size:.86rem;color:var(--dp-ink-muted)}.dp-mode-action em{font-style:normal;font-weight:400;color:var(--dp-ink-faint);font-size:1rem;transition:color .15s,transform .15s}.dp-mode-action:hover em{color:var(--dp-accent);transform:translate(3px)}.dp-home-subpanel{padding:14px 16px;border-radius:var(--dp-radius-lg);border:1px solid var(--dp-line);background:var(--dp-surface);box-shadow:var(--dp-shadow-sm)}.dp-home-subpanel>button{width:100%;display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:var(--dp-radius-md);border:1px solid var(--dp-line);background:var(--dp-surface);cursor:pointer;text-align:left;margin-top:8px}.dp-home-subpanel>button:first-of-type{margin-top:0}.dp-home-subpanel>button{transition:border-color .15s,background .15s,transform .15s}.dp-home-subpanel>button:hover{border-color:var(--dp-accent);background:var(--dp-accent-soft);transform:translateY(-1px)}.dp-home-subpanel strong{display:block;color:var(--dp-ink);font-size:14px;font-weight:600}.dp-home-subpanel small{display:block;color:var(--dp-ink-muted);font-size:12px;margin-top:2px}.dp-home-footnote{margin-top:20px;color:var(--dp-ink-faint);font-size:13px}.dp-workspace{width:min(100%,var(--dp-content-max));margin:0 auto;padding:20px 20px 56px}.dp-workspace-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.dp-badge{font-size:12px;font-weight:500;padding:4px 10px;border-radius:var(--dp-radius-sm);border:1px solid var(--dp-line);background:var(--dp-surface);color:var(--dp-ink-secondary)}.dp-panel{background:var(--dp-surface);border:1px solid var(--dp-line);border-radius:var(--dp-radius-xl);box-shadow:var(--dp-shadow);padding:28px 28px 24px}.dp-panel h2{font-family:var(--dp-display);font-size:1.4rem;font-weight:600;letter-spacing:-.01em;color:var(--dp-ink);margin-bottom:6px}.dp-panel>p{color:var(--dp-ink-muted);font-size:14px;margin-bottom:22px}.dp-label{color:var(--dp-accent);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;margin-bottom:8px}.dp-gate-bar{background:var(--dp-surface);border-bottom:1px solid var(--dp-line);padding:10px 20px;position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:12px}.dp-gate-bar .dp-gate-task{color:var(--dp-ink-secondary);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dp-loading-screen{min-height:100vh;display:grid;place-items:center;gap:16px}.dp-spinner{width:26px;height:26px;border:2px solid var(--dp-line);border-top-color:var(--dp-accent);border-radius:50%;animation:spin .7s linear infinite}.dp-loading-text{color:var(--dp-ink-muted);font-size:14px}.dp-auth-page{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.dp-auth-aside{position:relative;overflow:hidden;padding:48px;display:flex;flex-direction:column;justify-content:space-between;color:#f3f6f5;background:#10312b}.dp-auth-aside:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;background-image:radial-gradient(rgba(243,246,245,.1) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(160deg,rgba(0,0,0,.8),transparent 65%);-webkit-mask-image:linear-gradient(160deg,rgba(0,0,0,.8),transparent 65%)}.dp-auth-aside-inner{position:relative;max-width:400px}.dp-auth-aside .dp-wordmark{color:#f3f6f5}.dp-auth-aside .dp-mark{background:#ffffff24}.dp-auth-aside h1{font-family:var(--dp-display);font-size:clamp(1.7rem,2.6vw,2.2rem);font-weight:600;letter-spacing:-.01em;line-height:1.3;margin:0 0 14px}.dp-auth-aside p{font-size:.95rem;line-height:1.6;color:#f3f6f5b8}.dp-auth-points{list-style:none;margin:28px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}.dp-auth-points li{display:flex;gap:10px;align-items:baseline;font-size:.9rem;color:#f3f6f5d9;line-height:1.5}.dp-auth-points li:before{content:"";width:5px;height:5px;border-radius:50%;background:#f3f6f580;flex-shrink:0;position:relative;top:-2px}.dp-auth-main{display:flex;align-items:center;justify-content:center;padding:32px 20px;background:var(--dp-bg)}.dp-auth-card{width:min(400px,calc(100vw - 32px));padding:32px 28px;background:var(--dp-surface);border:1px solid var(--dp-line);border-radius:var(--dp-radius-xl);box-shadow:var(--dp-shadow)}.dp-auth-card .dp-wordmark{font-size:1.1rem}.dp-guest-btn:hover:not(:disabled){color:var(--dp-ink)!important;border-color:var(--dp-ink-faint)!important}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--dp-line-strong);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--dp-ink-faint)}.md h1{color:var(--dp-ink);font-family:var(--dp-display);font-size:1.25rem;font-weight:600;margin:0 0 .8em;padding-bottom:6px;border-bottom:1px solid var(--dp-line)}.md h2{color:var(--dp-ink);font-size:1rem;font-weight:600;margin:1.2em 0 .4em;padding-bottom:4px;border-bottom:1px solid var(--dp-line)}.md h3{color:var(--dp-ink-secondary);font-size:.95rem;font-weight:600;margin:1em 0 .3em}.md p{color:var(--dp-ink);line-height:1.65;margin-bottom:.6em}.md ul{padding-left:1.4em;margin-bottom:.6em}.md li{color:var(--dp-ink-secondary);line-height:1.6;margin-bottom:2px}.md strong{color:var(--dp-ink);font-weight:600}.md em{color:var(--dp-ink-secondary);font-style:italic}.md code{background:var(--dp-surface-2);color:var(--dp-ink);padding:1px 5px;border-radius:3px;font-size:.85em;font-family:var(--dp-mono)}@media(max-width:900px){.dp-home-hero{padding-top:28px}.dp-auth-page{grid-template-columns:1fr}.dp-auth-aside{display:none}.dp-shell-bar{padding:10px 16px}.dp-shell-main{padding:20px 16px 48px}}@media(max-width:600px){.samples-grid{grid-template-columns:1fr!important}.fin-actions{flex-wrap:wrap!important}.fin-actions button{flex:1 1 auto;min-width:80px}.charts-grid{grid-template-columns:1fr!important}.mode-cards{flex-direction:column!important;align-items:stretch!important}.dp-auth-card{padding:24px 20px}.dp-shell-nav .dp-btn{padding:6px 10px;font-size:12px}}