:root{--brand:#7472F4;--brand-strong:#625FE0;--bg:#fff;--surface:#f7f7fa;--surface-2:#efeffd;--text:#191a20;--muted:#6b7080;--line:#e5e6eb;--radius:16px;--control:12px;color-scheme:light}
:root[data-theme="dark"]{--bg:#101114;--surface:#18191e;--surface-2:#23223a;--text:#f4f4f6;--muted:#a8acb8;--line:#2b2d34;color-scheme:dark}
@media(prefers-color-scheme:dark){:root[data-theme="system"]{--bg:#101114;--surface:#18191e;--surface-2:#23223a;--text:#f4f4f6;--muted:#a8acb8;--line:#2b2d34;color-scheme:dark}}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5}a{color:inherit;text-decoration:none}.shell{max-width:1160px;margin:auto;padding:0 24px}.top{height:64px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);position:sticky;top:0;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(18px);z-index:20}.brand{display:flex;align-items:center;gap:9px;font-weight:800;letter-spacing:-.7px}.brand-logo{width:32px;height:32px;display:block;flex:none;object-fit:contain}.mark{width:32px;height:32px;border-radius:10px;background:var(--brand);display:grid;place-items:center;color:#fff;font-weight:800}.nav{display:flex;gap:22px;align-items:center;color:var(--muted);font-size:13px;font-weight:600}.nav a:hover{color:var(--text)}.cta{background:var(--brand);color:#fff!important;padding:10px 15px;border-radius:var(--control);font-size:13px;font-weight:700}.theme-toggle{appearance:none;border:1px solid var(--line);background:var(--surface);color:var(--text);min-width:40px;height:40px;padding:0 11px;border-radius:var(--control);font:700 13px/1 inherit;cursor:pointer}.hero{padding:112px 0 100px;border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.7fr);gap:64px;align-items:end}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--brand-strong);text-transform:uppercase;margin-bottom:18px}.hero h1{font-size:clamp(54px,7.5vw,96px);line-height:.96;letter-spacing:-5px;max-width:900px;margin:0}.hero h1 em{font-style:normal;color:var(--brand)}.hero p{max-width:650px;color:var(--muted);font-size:19px;line-height:1.6;margin:26px 0 0}.hero-aside{border-left:1px solid var(--line);padding-left:28px}.hero-aside strong{display:block;font-size:15px;margin-bottom:8px}.hero-aside span{display:block;color:var(--muted);font-size:13px;line-height:1.6}.actions{display:flex;gap:10px;margin-top:32px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 17px;border-radius:var(--control);font-weight:700;font-size:14px;border:1px solid var(--line)}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.secondary{background:var(--surface)}.section{padding:84px 0;border-bottom:1px solid var(--line)}.section.alt{background:var(--surface)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:48px;margin-bottom:40px}.section-head>div{max-width:700px}.section-head>p{max-width:430px;color:var(--muted);line-height:1.65;margin:0}.section h2{font-size:40px;line-height:1.05;letter-spacing:-2.5px;margin:0 0 12px}.section-lead{color:var(--muted);max-width:680px;line-height:1.65}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.item{background:var(--bg);padding:28px;min-height:184px;display:flex;flex-direction:column;justify-content:space-between;transition:background .15s ease}.item:hover{background:var(--surface)}.item-index{font:700 12px/1 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--brand)}.item b{display:block;font-size:20px;letter-spacing:-.5px;margin-top:34px;margin-bottom:9px}.item span{font-size:14px;color:var(--muted);line-height:1.6;max-width:460px}.metrics{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.metric{padding:26px 24px;border-right:1px solid var(--line)}.metric:last-child{border-right:0}.metric b{display:block;font-size:28px;letter-spacing:-1px}.metric span{display:block;color:var(--muted);font-size:13px;margin-top:6px}.code{background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:var(--radius);padding:26px;overflow:auto;font:13px/1.8 ui-monospace,SFMono-Regular,Menlo,monospace}.note{margin-top:24px;padding:18px 20px;background:var(--surface);border-left:3px solid var(--brand);font-size:13px;color:var(--muted);line-height:1.6}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.step{border-top:1px solid var(--brand);padding-top:18px}.step b{display:block;font-size:15px;margin-bottom:8px}.step span{color:var(--muted);font-size:13px;line-height:1.6}.footer{padding:34px 0 48px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between;gap:20px}.footer a{color:var(--text);font-weight:600}.skip-link{position:absolute;left:16px;top:-60px;padding:10px 14px;background:var(--text);color:var(--bg);border-radius:var(--control);z-index:100}.skip-link:focus{top:16px}:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 35%,transparent);outline-offset:3px}.nav a,.btn,.cta,.item,.theme-toggle{transition:color .15s ease,background .15s ease,transform .15s ease}.btn:hover,.cta:hover,.theme-toggle:hover{transform:translateY(-1px)}@media(max-width:800px){.shell{padding:0 20px}.nav a:not(.cta){display:none}.hero{padding:76px 0 68px}.hero-grid{grid-template-columns:1fr;gap:38px}.hero h1{letter-spacing:-3px}.hero-aside{border-left:0;border-top:1px solid var(--line);padding:20px 0 0}.section{padding:62px 0}.section-head{display:block}.section-head>p{margin-top:16px}.section h2{font-size:34px}.grid,.steps{grid-template-columns:1fr}.metrics{grid-template-columns:1fr}.metric{border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.footer{display:block}.footer a{display:inline-block;margin-top:10px}.theme-toggle{min-width:38px}}@media(max-width:520px){.hero h1{font-size:54px}.section h2{font-size:32px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.nav a,.btn,.cta,.item,.theme-toggle{transition:none}}
/* IDS convergence: interaction, accessibility and responsive polish */
::selection{background:color-mix(in srgb,var(--brand) 22%,transparent);color:var(--text)}
button,.btn,.cta,.theme-toggle,.nav a{touch-action:manipulation}
.btn,.cta,.theme-toggle{min-height:44px}
.nav a{min-height:44px;display:inline-flex;align-items:center}
.nav a:focus-visible,.brand:focus-visible,.btn:focus-visible,.cta:focus-visible,.theme-toggle:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 38%,transparent);outline-offset:3px}
.btn:active,.cta:active,.theme-toggle:active{transform:translateY(0)}
.item:focus-within{background:var(--surface)}
.code{tab-size:2}
@media(max-width:800px){.top{padding:0}.nav{gap:8px}.nav a.cta{padding-inline:13px}.hero p{font-size:18px}.section-head{margin-bottom:32px}.item{min-height:168px;padding:24px}.item b{margin-top:26px}.steps{gap:22px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

/* Showcase parity: shared composition contract */
.top{padding-left:0;padding-right:0}.shell{max-width:1160px}
.hero{padding:112px 0 100px}.hero-grid{gap:64px}
.section{padding:84px 0}.section.alt{background:var(--surface)}
.grid,.metrics{background:var(--line)}
.item,.metric{background:var(--bg)}
.item:hover{background:var(--surface)}
.code{background:var(--surface)}
.step{border-top-color:var(--brand)}
.footer{max-width:1160px}
@media(max-width:800px){.hero{padding:76px 0 68px}.section{padding:62px 0}.hero-grid{gap:38px}}

/* Showcase parity v2: typography, controls and navigation */
.brand{gap:10px}
.nav{gap:24px;font-size:14px}
.hero h1{font-size:clamp(54px,8vw,92px);line-height:.98;letter-spacing:-.06em}
.hero p{font-size:20px;margin:28px 0 0}
.actions{margin-top:34px}
.btn{min-height:44px;padding:0 20px;font-size:15px}
.section-head{gap:40px}
.section h2{letter-spacing:-.04em}
@media(max-width:800px){.nav{gap:8px}.hero h1{letter-spacing:-.05em}.hero p{font-size:18px}.actions{margin-top:28px}}

/* Clean showcase baseline v3: the Developers showcase is the visual reference for all public surfaces. */
.hero{padding-top:104px;padding-bottom:92px}.hero-grid{grid-template-columns:minmax(0,1.65fr) minmax(240px,.65fr);gap:56px}.hero h1{max-width:820px}.hero p{max-width:620px;color:var(--muted)}
.section{padding:76px 0}.section-head{margin-bottom:34px}.section h2{max-width:760px}.grid{border:0;background:transparent;gap:0;grid-template-columns:repeat(2,minmax(0,1fr))}.item{border-top:1px solid var(--line);padding:24px 24px 26px;min-height:170px}.item:nth-child(odd){border-right:1px solid var(--line)}.item:nth-child(-n+2){border-top:1px solid var(--line)}.item:hover{background:var(--surface)}
.metrics{background:transparent}.metric{padding:24px 20px}.steps{gap:36px}.step{padding-top:16px}.code{border-radius:14px;padding:22px}
@media(max-width:800px){.hero{padding-top:72px;padding-bottom:64px}.hero-grid{grid-template-columns:1fr;gap:34px}.section{padding:58px 0}.grid{grid-template-columns:1fr}.item{border-right:0!important}.item:nth-child(n){border-top:1px solid var(--line)}.steps{gap:24px}}

/* Clean showcase baseline v4: quieter color, clearer hierarchy, fewer visual containers. */
:root{--surface:#f8f8fa;--surface-2:#f1f0ff;--line:#e7e7eb}
:root[data-theme="dark"]{--surface:#17181c;--surface-2:#25233b;--line:#2a2c32}
.hero .eyebrow,.design-kicker,.section .eyebrow{color:var(--brand-strong)}
.hero .cta,.btn.primary{box-shadow:none}
.item,.metric,.step,.principle{box-shadow:none}
.item:hover{background:color-mix(in srgb,var(--surface) 72%,var(--bg))}
.btn.secondary,.theme-toggle{background:transparent}
.code{background:var(--surface);border-color:var(--line)}
.section.alt{background:transparent}
@media(max-width:800px){.hero-grid{gap:32px}.section{padding:64px 0}.item{padding:22px 0}.item:nth-child(odd){border-right:0}.metric{padding:22px 0}}


/* Clean showcase baseline v5: make every public surface follow the Developers Design reference exactly. */
.shell{max-width:1120px}
.top{height:64px}
.nav{gap:24px}
.hero{padding:96px 0 76px}
.hero-grid{grid-template-columns:minmax(0,1.65fr) minmax(240px,.65fr);gap:56px}
.hero h1{font-size:clamp(52px,7vw,82px);line-height:.98;letter-spacing:-.055em;max-width:820px}
.hero p{max-width:650px;font-size:19px;line-height:1.65;margin-top:22px}
.hero-aside{padding-left:28px}
.actions{margin-top:30px}
.btn{min-height:44px;padding:0 18px;border-radius:12px}
.section{padding:72px 0}
.section-head{margin-bottom:34px}
.section h2{font-size:38px;line-height:1.08;letter-spacing:-.045em;max-width:760px}
.grid{grid-template-columns:repeat(2,minmax(0,1fr));border:0;background:transparent;gap:0}
.item{border-top:1px solid var(--line);padding:24px 24px 26px;min-height:170px}
.item:nth-child(odd){border-right:1px solid var(--line)}
.item:nth-child(-n+2){border-top:1px solid var(--line)}
.item b{font-size:18px;letter-spacing:-.02em;margin-top:28px}
.item span{font-size:14px;line-height:1.6}
.metrics{background:transparent}
.metric{padding:24px 20px}
.steps{gap:36px}
.step{padding-top:16px}
.code{border-radius:14px;padding:22px}
.section.alt{background:transparent}
.theme-toggle{background:transparent;box-shadow:none}
@media(max-width:800px){
 .hero{padding:72px 0 60px}
 .hero-grid{grid-template-columns:1fr;gap:34px}
 .hero h1{font-size:clamp(48px,14vw,64px);letter-spacing:-.05em}
 .hero p{font-size:18px}
 .section{padding:58px 0}
 .section h2{font-size:32px}
 .grid{grid-template-columns:1fr}
 .item{padding:24px 0;border-right:0!important}
 .item:nth-child(n){border-top:1px solid var(--line)}
 .steps{gap:24px}
 .metric{padding:22px 0}
}


/* Itunda public-site flat baseline — 2026-10-02
   Keep the same native Indigo identity while removing glass/gradient/3D treatment. */
.top {
  background: var(--bg);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
}
.cta,
.btn.primary {
  box-shadow: none;
}
.btn:hover,
.cta:hover,
.theme-toggle:hover {
  transform: none;
}
.hero,
.section,
.section.alt,
.code {
  background-image: none;
}

/* Canonical brand asset used by all public-site headers. */
.brand-logo{display:block;width:32px;height:32px;object-fit:contain;flex:none}.brand{display:inline-flex;align-items:center}