:root{--dp-bg: #F2F5F8;--dp-surface: #FFFFFF;--dp-surface-2: #E8EEF2;--dp-ink: #0B1F2A;--dp-ink-secondary: #3D5160;--dp-ink-muted: #6B7F8C;--dp-ink-faint: #93A4AE;--dp-line: #D5DEE5;--dp-line-strong: #B8C5CF;--dp-accent: #0E7C6B;--dp-accent-hover: #0A6557;--dp-accent-soft: #E4F3EF;--dp-accent-ink: #FFFFFF;--dp-info: #1B6CA8;--dp-info-soft: #E8F2F9;--dp-success: #1F8A5B;--dp-success-soft: #E6F6EE;--dp-warning: #A16207;--dp-warning-soft: #FEF6E7;--dp-danger: #C23B4A;--dp-danger-soft: #FCECEE;--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-accent);--dp-lavender: #2A9D8F;--dp-mauve: var(--dp-info);--dp-green: var(--dp-success);--dp-yellow: var(--dp-warning);--dp-red: var(--dp-danger);--dp-radius-sm: 6px;--dp-radius-md: 10px;--dp-radius-lg: 14px;--dp-radius-xl: 18px;--dp-shadow-sm: 0 1px 2px rgba(11, 31, 42, .05);--dp-shadow: 0 1px 2px rgba(11, 31, 42, .06), 0 10px 28px rgba(11, 31, 42, .06);--dp-font: "IBM Plex Sans", "Segoe UI", sans-serif;--dp-display: "Syne", "IBM Plex Sans", sans-serif;--dp-mono: "IBM Plex Mono", ui-monospace, 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}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:-2;background:radial-gradient(900px 480px at 12% -10%,rgba(14,124,107,.14),transparent 60%),radial-gradient(700px 420px at 92% 8%,rgba(27,108,168,.1),transparent 55%),linear-gradient(180deg,#F7FAFC 0%,var(--dp-bg) 42%,#EEF3F6 100%)}body:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:-1;opacity:.35;background-image:linear-gradient(rgba(11,31,42,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(11,31,42,.035) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 78%);mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 78%)}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes riseIn{0%{opacity:0;transform:translateY(28px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.45}}@keyframes shimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.fade-in{animation:fadeIn .4s ease both}.slide-up{animation:slideUp .45s cubic-bezier(.22,1,.36,1) both}.rise-in{animation:riseIn .55s cubic-bezier(.22,1,.36,1) both}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--dp-accent)!important;box-shadow:0 0 0 3px #0e7c6b24}.dp-input,.dp-textarea{width:100%;background:var(--dp-surface);color:var(--dp-ink);border:1px solid var(--dp-line);border-radius:var(--dp-radius-md);padding:11px 14px;font-size:14px;font-family:inherit;line-height:1.6;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,transform .1s,background .15s,border-color .15s,box-shadow .15s,color .15s}button:active:not(:disabled){transform:scale(.985)}button:disabled{opacity:.5;cursor:not-allowed}.dp-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:var(--dp-radius-md);font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;border:none;white-space:nowrap}.dp-btn-primary,.dp-btn-mauve{background:var(--dp-accent);color:var(--dp-accent-ink);font-weight:650}.dp-btn-primary:hover:not(:disabled),.dp-btn-mauve:hover:not(:disabled){background:var(--dp-accent-hover);box-shadow:var(--dp-shadow-sm)}.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)}.dp-btn-ghost:hover:not(:disabled){color:var(--dp-ink);border-color:var(--dp-line-strong);background:var(--dp-surface)}.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)}.dp-card{background:var(--dp-surface);border:1px solid var(--dp-line);border-radius:var(--dp-radius-xl);box-shadow:var(--dp-shadow)}.dp-card-interactive{cursor:pointer;text-align:left;transition:transform .2s ease,border-color .2s,box-shadow .2s}.dp-card-interactive:hover{transform:translateY(-2px);border-color:var(--dp-line-strong);box-shadow:0 12px 32px #0b1f2a14}.dp-card-general:hover,.dp-card-ab:hover{border-color:#0e7c6b73}.dp-sample-card{transition:border-color .15s,background .15s,transform .15s}.dp-sample-card:hover:not(:disabled){border-color:#0e7c6b66!important;background:var(--dp-accent-soft)!important;transform:translateY(-1px)}.dp-history-card{transition:border-color .2s,box-shadow .2s,transform .15s}.dp-history-card:hover{border-color:#0e7c6b59;transform:translateY(-1px)}.dp-history-card.dp-card-open,.dp-card-open{border-color:#0e7c6b73!important;box-shadow:0 8px 24px #0e7c6b14}.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:14px 28px;background:#f7fafcd1;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid rgba(213,222,229,.9)}.dp-shell-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:inherit;min-width:0}.dp-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(145deg,rgba(255,255,255,.25),transparent 40%),linear-gradient(135deg,#0e7c6b,#1b6ca8);box-shadow:inset 0 0 0 1px #fff3;position:relative;flex-shrink:0}.dp-mark:after{content:"";position:absolute;left:7px;right:7px;top:13px;height:2px;background:#ffffffe6;border-radius:2px;box-shadow:0 -4px #ffffff8c,0 4px #ffffff8c}.dp-wordmark{font-family:var(--dp-display);font-weight:750;font-size:1.15rem;letter-spacing:-.04em;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);color:var(--dp-ink-secondary);padding:7px 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{min-height:calc(100vh - 72px);display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding:24px 0 48px}.dp-home-copy{max-width:560px}.dp-home-brand{font-family:var(--dp-display);font-size:clamp(3rem,6vw,4.6rem);font-weight:800;letter-spacing:-.05em;line-height:.95;color:var(--dp-ink);margin-bottom:18px}.dp-home-brand span{display:block;background:linear-gradient(120deg,var(--dp-ink) 20%,var(--dp-accent) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}.dp-home-headline{font-family:var(--dp-display);font-size:clamp(1.35rem,2.4vw,1.75rem);font-weight:700;letter-spacing:-.03em;color:var(--dp-ink-secondary);margin-bottom:12px}.dp-home-sub{color:var(--dp-ink-muted);font-size:1.02rem;line-height:1.55;max-width:34rem;margin-bottom:28px}.dp-home-actions{display:flex;flex-direction:column;gap:10px}.dp-mode-action{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 20px;border-radius:var(--dp-radius-lg);border:1px solid var(--dp-line);background:#ffffffc7;cursor:pointer;text-align:left;box-shadow:var(--dp-shadow-sm)}.dp-mode-action:hover{border-color:#0e7c6b73;background:var(--dp-surface);transform:translateY(-1px)}.dp-mode-action strong{display:block;font-size:1.05rem;font-weight:700;color:var(--dp-ink);letter-spacing:-.02em}.dp-mode-action span{display:block;margin-top:3px;font-size:.9rem;color:var(--dp-ink-muted)}.dp-mode-action em{font-style:normal;font-weight:700;color:var(--dp-accent);font-size:1.1rem}.dp-home-visual{position:relative;min-height:420px;border-radius:28px;overflow:hidden;border:1px solid rgba(213,222,229,.9);background:linear-gradient(160deg,#0e7c6be0,#0b1f2aeb),radial-gradient(circle at 20% 20%,rgba(255,255,255,.18),transparent 45%);box-shadow:var(--dp-shadow);animation:riseIn .7s cubic-bezier(.22,1,.36,1) both}.dp-home-visual:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:36px 36px;opacity:.55}.dp-home-visual-panel{position:absolute;inset:auto 28px 28px 28px;padding:20px 22px;border-radius:16px;background:#ffffff1a;border:1px solid rgba(255,255,255,.18);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#f4fbfa}.dp-home-visual-panel h3{font-family:var(--dp-display);font-size:1.15rem;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}.dp-home-visual-panel p{font-size:.92rem;line-height:1.5;color:#f4fbfad1}.dp-home-chart{position:absolute;left:36px;right:36px;top:48px;height:160px;display:flex;align-items:flex-end;gap:10px}.dp-home-chart i{display:block;flex:1;border-radius:8px 8px 2px 2px;background:#ffffff38;animation:riseIn .8s cubic-bezier(.22,1,.36,1) both}.dp-home-chart i:nth-child(1){height:42%;animation-delay:.05s}.dp-home-chart i:nth-child(2){height:68%;animation-delay:.12s}.dp-home-chart i:nth-child(3){height:55%;animation-delay:.18s}.dp-home-chart i:nth-child(4){height:86%;animation-delay:.24s;background:#ffffff6b}.dp-home-chart i:nth-child(5){height:72%;animation-delay:.3s}.dp-home-chart i:nth-child(6){height:94%;animation-delay:.36s;background:#ffffff80}.dp-home-subpanel{margin-top:10px;padding:16px;border-radius:var(--dp-radius-lg);border:1px solid var(--dp-line);background:#ffffffd9;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:hover{border-color:#0e7c6b66;background:var(--dp-accent-soft)}.dp-home-subpanel strong{display:block;color:var(--dp-ink);font-size:14px}.dp-home-subpanel small{display:block;color:var(--dp-ink-muted);font-size:12px;margin-top:2px}.dp-home-footnote{margin-top:18px;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:18px}.dp-badge{font-size:12px;font-weight:600;padding:5px 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:#ffffffe6;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:1.55rem;font-weight:750;letter-spacing:-.03em;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-ink-muted);font-size:11px;font-weight:650;text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}.dp-gate-bar{background:#f7fafce6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--dp-line);padding:12px 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:28px;height:28px;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:1.05fr .95fr}.dp-auth-aside{position:relative;overflow:hidden;padding:48px;display:flex;flex-direction:column;justify-content:flex-end;color:#f4fbfa;background:linear-gradient(155deg,#0e7c6bf2,#0b1f2af5),radial-gradient(circle at 30% 20%,rgba(255,255,255,.16),transparent 50%)}.dp-auth-aside:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:40px 40px;opacity:.5}.dp-auth-aside-inner{position:relative;z-index:1;max-width:420px;animation:fadeIn .5s ease both}.dp-auth-aside .dp-wordmark{color:#f4fbfa}.dp-auth-aside .dp-mark{box-shadow:inset 0 0 0 1px #ffffff47}.dp-auth-aside h1{font-family:var(--dp-display);font-size:clamp(2.4rem,4vw,3.4rem);font-weight:800;letter-spacing:-.04em;line-height:1;margin:18px 0 14px}.dp-auth-aside p{font-size:1.05rem;line-height:1.55;color:#f4fbfad1}.dp-auth-main{display:flex;align-items:center;justify-content:center;padding:32px 20px}.dp-auth-card{width:min(420px,calc(100vw - 32px));padding:32px 28px;background:#ffffffeb;border:1px solid var(--dp-line);border-radius:var(--dp-radius-xl);box-shadow:var(--dp-shadow)}.dp-auth-card .dp-wordmark{font-size:1.35rem}.dp-guest-btn:hover:not(:disabled){color:var(--dp-ink)!important;border-color:var(--dp-line-strong)!important;background:var(--dp-surface-2)!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:1.2rem;font-weight:750;margin:0 0 .8em;padding-bottom:6px;border-bottom:1px solid var(--dp-line)}.md h2{color:var(--dp-accent);font-size:1rem;margin:1.2em 0 .4em;padding-bottom:4px;border-bottom:1px solid var(--dp-line)}.md h3{color:var(--dp-info);font-size:.95rem;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-warning);font-style:normal}.md code{background:var(--dp-surface-2);color:var(--dp-accent-hover);padding:1px 5px;border-radius:3px;font-size:.85em;font-family:var(--dp-mono)}@media(max-width:900px){.dp-home-hero{grid-template-columns:1fr;min-height:auto;gap:28px;padding-top:12px}.dp-home-visual{min-height:280px;order:-1}.dp-auth-page{grid-template-columns:1fr}.dp-auth-aside{min-height:220px;padding:28px 24px}.dp-shell-bar{padding:12px 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:7px 10px;font-size:12px}}