/* RiantSoft design system, V6 "Night shift, light". Single file, no framework. */
@import url("../fonts/fonts.css");

:root{
  /* Palette: the three fills in logo.svg. Green = the wordmark, so green is the primary.
     Blue = the orbit, the accent. Teal = the descender, our dark surface. */
  --canvas:#ffffff;
  --sheet:#f2f7f1;
  --sheet-2:#eef4f5;
  --ink:#0f3240;
  --ink-2:#2d5564;
  --mu:#5d7a85;
  --ln:#dbe6e5;
  --ln-2:#c2d4d3;
  --green:#598527;
  --green-d:#47691e;
  --green-t:#eef3e3;
  --blue:#0480ac;
  --blue-pure:#06a5d9;
  --blue-t:#e4f5fc;
  --teal:#02536e;
  --teal-2:#04637f;
  --teal-t:#e8f1f4;
  --glow:rgba(2,83,110,.38);
  --ok:#1a8f6e;
  --warn:#c43a5c;
  --r-s:9px; --r-m:12px; --r-l:18px; --r-pill:999px;
  --maxw:1200px;
  --measure:68ch;
  --font:"Geist",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --shadow-panel:0 30px 80px -40px var(--glow);
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--canvas);color:var(--ink);font:16.5px/1.6 var(--font);-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--green-d);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--blue)}
:focus-visible{outline:3px solid var(--green);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:600;letter-spacing:-.032em;line-height:1.08;color:var(--teal)}
h1{font-size:clamp(38px,5.1vw,62px);letter-spacing:-.04em;line-height:1.04}
h2{font-size:clamp(28px,3.5vw,42px)}
h3{font-size:21px;letter-spacing:-.025em}
h4{font-size:17px}
p,ul,ol,table{margin:0 0 1em}
.skip{position:absolute;left:-999px;top:8px;background:var(--teal);color:#fff;padding:10px 14px;border-radius:var(--r-s);z-index:100}
.skip:focus{left:8px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.measure{max-width:var(--measure)}
.mu{color:var(--mu)}
.small{font-size:14px}
.mono{font-family:var(--mono)}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:var(--r-pill);font-weight:600;font-size:15px;letter-spacing:-.01em;text-decoration:none;border:1.5px solid transparent;cursor:pointer;line-height:1.2;transition:background .15s,color .15s,border-color .15s}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 10px 22px -14px rgba(89,133,39,.9)}
.btn-primary:hover{background:var(--green-d);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--teal);border-color:var(--ln-2)}
.btn-ghost:hover{background:#fff;color:var(--teal);border-color:var(--teal)}
.btn-light{background:#fff;color:var(--teal)}
.btn-light:hover{background:var(--teal-t);color:var(--teal)}
.btn-lg{padding:16px 30px;font-size:16px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--ln)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:84px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:600;font-size:19px;letter-spacing:-.02em}
.brand img{height:52px;width:auto}
.nav-main{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav-main a{display:block;padding:8px 12px;border-radius:var(--r-s);font-size:14.5px;color:var(--mu);text-decoration:none}
.nav-main a:hover,.nav-main a[aria-current="page"]{color:var(--ink);background:var(--sheet)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;background:none;border:1px solid var(--ln);border-radius:var(--r-s);padding:8px 10px;font:inherit;color:var(--ink)}
@media (max-width:900px){
  .nav-main{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--ln);flex-direction:column;padding:8px 16px 16px}
  .nav-main.open{display:flex}
  .nav-toggle{display:inline-block}
  .nav-cta .btn{display:none}
}

@media (max-width:560px){
  .site-header .wrap{min-height:68px}
  .brand img{height:40px}
}

/* ---------- aurora + hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 48px}
.hero .aurora{position:absolute;inset:-30% 40% auto -10%;height:560px;pointer-events:none;filter:blur(80px);opacity:.3;
  background:radial-gradient(40% 60% at 18% 40%,var(--blue-pure),transparent 62%),radial-gradient(35% 55% at 58% 28%,var(--green),transparent 62%);
  animation:drift 18s ease-in-out infinite alternate}
@keyframes drift{to{transform:translate3d(4%,6%,0) rotate(4deg)}}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}.hero{padding:40px 0 32px}}
.hero .lead{font-size:18px;line-height:1.55;color:var(--mu);max-width:52ch;margin:0 0 26px;font-weight:300}
.hero .actions{display:flex;gap:10px;flex-wrap:wrap}
.hero .trust{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px;font-size:13.5px;color:var(--mu)}
.hero .trust b{color:var(--ink);font-weight:500}

/* small hero for inner pages */
.hero-inner{padding:44px 0 28px;border-bottom:1px solid var(--ln);background:linear-gradient(180deg,var(--sheet),#fff)}
.hero-inner .wrap{display:block}
.hero-inner h1{max-width:22ch}
.hero-inner .answer{font-size:19px;line-height:1.5;color:var(--ink-2);max-width:62ch;margin:14px 0 20px}
.crumbs{font-size:13.5px;color:var(--mu);margin:0 0 14px}
.crumbs ol{list-style:none;display:flex;gap:8px;flex-wrap:wrap;margin:0;padding:0}
.crumbs li+li::before{content:"/";margin-right:8px;color:var(--ln-2)}
.crumbs a{color:var(--mu);text-decoration:none}
.crumbs a:hover{color:var(--ink)}
.byline{font-size:13.5px;color:var(--mu);margin-top:10px}

/* ---------- assistant panel (the one dark object) ---------- */
.panel{background:var(--teal);color:#eaf3f8;border:1px solid rgba(255,255,255,.12);border-radius:var(--r-l);padding:18px;box-shadow:var(--shadow-panel)}
.panel .top{display:flex;align-items:center;gap:8px;font-size:13px;color:#9fb8c6;margin-bottom:14px}
.panel .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green)}
.msg{max-width:88%;padding:12px 14px;border-radius:14px;font-size:14.5px;line-height:1.5;margin-bottom:10px}
.msg.u{margin-left:auto;background:#fff;color:var(--teal);border-bottom-right-radius:4px}
.msg.a{background:var(--teal-2);border:1px solid rgba(255,255,255,.12);border-bottom-left-radius:4px}
.msg table{width:100%;border-collapse:collapse;margin:8px 0 0;font-family:var(--mono);font-size:12.5px}
.msg td{padding:5px 0;border-top:1px solid rgba(255,255,255,.12);color:#9fb8c6}
.msg td:last-child{text-align:right;color:#eaf3f8}
.ask{display:flex;gap:8px;margin-top:6px}
.ask input{flex:1;min-width:0;background:var(--teal);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-pill);padding:11px 16px;color:#eaf3f8;font:14px var(--font)}
.ask input::placeholder{color:#7f99a8}
.ask button{border:0;border-radius:var(--r-pill);padding:0 16px;background:var(--green);color:#fff;font:500 14px var(--font);cursor:pointer}
.panel .note{font-size:12px;color:#7f99a8;margin:10px 0 0}

/* ---------- sections ---------- */
.section{padding:48px 0}
.section-sheet{background:var(--sheet);border-top:1px solid var(--ln);border-bottom:1px solid var(--ln)}
.section-head{max-width:70ch;margin-bottom:24px}
.section-head p{color:var(--mu);font-size:17px}

/* bento / tiles */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:900px){.tiles{grid-template-columns:1fr}}
.tile{background:var(--sheet);border:1px solid var(--ln);border-top:3px solid var(--blue);border-radius:var(--r-l);padding:22px 24px;min-height:200px;display:flex;flex-direction:column;justify-content:space-between}
.tile h3{margin:0 0 6px;font-size:18px}
.tile p{margin:0;color:var(--mu);font-size:14.5px;line-height:1.45}
.tile .price{font-size:34px;font-weight:500;letter-spacing:-.04em;margin-top:14px}
.tile .price small{font-size:14px;color:var(--mu);letter-spacing:0;margin-left:6px;font-weight:400}
.tile a.more{font-weight:500;text-decoration:none;font-size:14.5px}
.tile-white{background:#fff}

/* ---------- prose (service + article bodies) ---------- */
.prose{max-width:var(--measure);font-size:17px;line-height:1.6}
.prose h2{margin-top:1.6em}
.prose h3{margin-top:1.3em}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin-bottom:.35em}
.prose table{width:100%;border-collapse:collapse;font-size:15.5px}
.prose th,.prose td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--ln);vertical-align:top}
.prose th{font-weight:600;background:var(--sheet)}
.prose td.num,.prose th.num{white-space:nowrap}
.prose blockquote{margin:1.2em 0;padding:.2em 0 .2em 1em;border-left:3px solid var(--green);color:var(--ink-2)}
.prose code{font-family:var(--mono);font-size:.92em;background:var(--sheet);padding:1px 5px;border-radius:4px}
.prose hr{border:0;border-top:1px solid var(--ln);margin:2em 0}
.prose .callout{background:var(--sheet);border:1px solid var(--ln);border-radius:var(--r-m);padding:16px 18px;margin:1.4em 0}
.prose .callout p:last-child{margin:0}

/* two-column body with aside */
.body-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
@media (max-width:980px){.body-grid{grid-template-columns:minmax(0,1fr)}}
/* a bare 1fr track floors at the item's min-content, so a wide table pushes the
   whole page out. minmax(0,..) plus min-width:0 lets .tscroll do its job. */
.body-grid>*{min-width:0}
.aside{position:sticky;top:86px}
.aside .box{background:var(--sheet);border:1px solid var(--ln);border-radius:var(--r-l);padding:20px 22px;margin-bottom:14px}
.aside .box h3{font-size:16px;margin-bottom:8px}
.aside .box p{font-size:14.5px;color:var(--mu);margin:0 0 12px}
.aside .box .btn{width:100%;justify-content:center}
.aside .box-dark{background:var(--teal);color:#eaf3f8;border-color:transparent}
.aside .box-dark h3{color:#fff}
.aside .box-dark p{color:#9fb8c6}
.aside ul{list-style:none;margin:0;padding:0;font-size:14.5px}
.aside li{padding:7px 0;border-top:1px solid var(--ln)}
.aside li:first-child{border-top:0}
.aside .box-dark li{border-color:rgba(255,255,255,.12)}
.aside .box-dark a{color:#fff}
.aside .box-dark a.btn{color:var(--teal)}

/* steps */
.steps{list-style:none;counter-reset:s;margin:0;padding:0;display:grid;gap:10px}
.steps li{counter-increment:s;display:grid;grid-template-columns:40px 1fr;gap:14px;padding:16px 18px;background:#fff;border:1px solid var(--ln);border-radius:var(--r-m)}
.steps li::before{content:counter(s);width:34px;height:34px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-weight:500;font-size:15px}
.steps h4{margin:4px 0 4px}
.steps p{margin:0;color:var(--mu);font-size:15px}

/* price table block */
.prices{width:100%;border-collapse:collapse;font-size:16px;background:#fff;border:1px solid var(--ln);border-radius:var(--r-m);overflow:hidden}
.prices th,.prices td{padding:14px 16px;border-bottom:1px solid var(--ln);text-align:left;vertical-align:top}
.prices th{background:var(--sheet);font-weight:600}
.prices td.num{white-space:nowrap;font-weight:500;letter-spacing:-.01em}
.prices tr:last-child td{border-bottom:0}
.prices small{display:block;color:var(--mu);font-weight:400;margin-top:2px}

/* FAQ */
.faq{border-top:1px solid var(--ln)}
.faq details{border-bottom:1px solid var(--ln)}
.faq summary{cursor:pointer;padding:16px 0;font-weight:500;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--green);font-weight:400;font-size:22px;line-height:1}
.faq details[open] summary::after{content:"\2212"}
.faq .a{padding:0 0 18px;color:var(--ink-2);max-width:70ch}
.faq .a p:last-child{margin:0}

/* work record (the diff) */
.record{background:#fff;border:1px solid var(--ln);border-radius:var(--r-m);font:14px/1.7 var(--mono);overflow:hidden;margin:1.4em 0}
.record .hd{display:flex;justify-content:space-between;gap:12px;padding:10px 16px;border-bottom:1px solid var(--ln);font-family:var(--font);font-size:13.5px;color:var(--mu)}
.record .hd b{color:var(--ink);font-weight:600}
.record p{margin:0;padding:3px 16px;white-space:pre-wrap}
.record .rm{background:#fff1f4;color:var(--warn)}
.record .ad{background:#eefbf5;color:var(--ok)}
.record .ctx{color:var(--mu)}
.record .ft{padding:10px 16px;border-top:1px solid var(--ln);font-family:var(--font);font-size:13.5px;color:var(--mu)}

/* forms */
.form{display:grid;gap:14px;max-width:560px}
.form label{display:block;font-weight:500;font-size:14.5px;margin-bottom:6px}
.form input,.form textarea,.form select{width:100%;border:1px solid var(--ln-2);border-radius:var(--r-s);padding:12px 14px;font:16px var(--font);color:var(--ink);background:#fff}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--green);outline:3px solid rgba(89,133,39,.28);outline-offset:0}
.form textarea{min-height:120px;resize:vertical}
.form .hint{font-size:13px;color:var(--mu);margin-top:5px}
.form .hp{position:absolute;left:-9999px}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:600px){.form .row2{grid-template-columns:1fr}}
.form-card{background:#fff;border:1px solid var(--ln);border-radius:var(--r-l);padding:26px 28px}
.form-card h2{font-size:24px}
.form-card .what{font-size:14.5px;color:var(--mu);margin:0 0 18px}
.notice{padding:14px 16px;border-radius:var(--r-s);border:1px solid var(--ln);background:var(--sheet);font-size:15px}
.notice-ok{border-color:#bfe9d9;background:#eefbf5}

/* banner cta */
.cta-band{background:var(--teal);color:#eaf3f8;border-radius:var(--r-l);padding:34px 36px;display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}
@media (max-width:800px){.cta-band{grid-template-columns:1fr;padding:26px}}
.cta-band h2{color:#fff;margin-bottom:6px}
.cta-band p{color:#9fb8c6;margin:0}
.cta-band .actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
@media (max-width:800px){.cta-band .actions{justify-content:flex-start}}

/* cards list (work, insights) */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:900px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--ln);border-radius:var(--r-l);padding:22px 24px;display:flex;flex-direction:column;gap:8px}
.card h3{font-size:18px;margin:0}
.card p{margin:0;color:var(--mu);font-size:14.5px}
.card .tag{font-size:12.5px;color:var(--blue);font-weight:500}
.card a{text-decoration:none}
.card a:hover h3{color:var(--green-d)}
.sample{border:1px dashed var(--ln-2);background:repeating-linear-gradient(135deg,#fff 0 12px,var(--sheet) 12px 24px)}
.sample .tag{color:var(--warn)}

/* ---------- footer ---------- */
.site-footer{margin-top:0;border-top:0;background:#023c51;padding:52px 0 26px;font-size:14.5px;color:#a6c4cf}
.site-footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
@media (max-width:900px){.site-footer .cols{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.site-footer .cols{grid-template-columns:1fr}}
.site-footer h4{font-size:14px;color:#fff;margin-bottom:12px;font-weight:600;letter-spacing:0}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:7px}
.site-footer a{color:#a6c4cf;text-decoration:none}
.site-footer a:hover{color:#fff}
.site-footer address{font-style:normal;line-height:1.5}
.site-footer .legal{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}

/* ---------- visuals ---------- */
.viz{margin:0}
.viz figcaption{font-size:13px;color:var(--mu);margin-top:10px;line-height:1.45}
.viz-flow svg{width:100%;height:auto;max-width:560px;display:block}
.viz-flow .lane{stroke-dasharray:220;stroke-dashoffset:220;animation:lane 1.1s ease-out forwards}
.viz-flow .lane-2{animation-delay:.15s}.viz-flow .lane-3{animation-delay:.3s}.viz-flow .lane-4{animation-delay:.45s}.viz-flow .lane-5{animation-delay:.6s}
@keyframes lane{to{stroke-dashoffset:0}}
.viz-flow .dest{opacity:0;animation:fadein .5s ease-out forwards}
.viz-flow .dest-1{animation-delay:.9s}.viz-flow .dest-2{animation-delay:1.05s}.viz-flow .dest-3{animation-delay:1.2s}.viz-flow .dest-4{animation-delay:1.35s}.viz-flow .dest-5{animation-delay:1.5s}
@keyframes fadein{to{opacity:1}}
.viz-speed{background:#fff;border:1px solid var(--ln);border-radius:var(--r-l);padding:20px 22px}
.speed-row{display:grid;grid-template-columns:60px 1fr 56px;gap:12px;align-items:center;margin-bottom:12px}
.speed-k{font-size:13px;color:var(--mu)}
.speed-v{font-weight:600;font-size:15px;text-align:right;letter-spacing:-.01em}
.speed-v.ok{color:var(--ok)}
.speed-bar{height:12px;border-radius:6px;background:var(--sheet);overflow:hidden}
.speed-bar i{display:block;height:100%;border-radius:6px;transform-origin:left;transform:scaleX(0);animation:grow 1.2s .3s cubic-bezier(.2,.8,.2,1) forwards}
.speed-before{width:100%;background:var(--warn)}
.speed-after{width:32%;background:var(--ok);animation-delay:.7s!important}
@keyframes grow{to{transform:scaleX(1)}}
.viz-grid{background:#fff;border:1px solid var(--ln);border-radius:var(--r-l);padding:18px 20px;font-size:13.5px}
.vg-head,.vg-row{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:6px;align-items:center}
.vg-head span{font-size:12px;color:var(--mu);text-align:center;padding-bottom:6px}
.vg-head span:first-child{text-align:left}
.vg-row{border-top:1px solid var(--ln);padding:7px 0}
.vg-q{color:var(--ink);font-family:var(--mono);font-size:12.5px}
.vg-c{height:26px;border-radius:6px;display:grid;place-items:center;font-weight:600;opacity:0;animation:fadein .4s ease-out forwards;animation-delay:var(--d)}
.vg-c.hit{background:#eefbf5;color:var(--ok)}
.vg-c.miss{background:var(--sheet);color:var(--ln-2)}
.viz-chat .src{display:block;font-size:12px;color:#9fb8c6;margin-top:6px}
.badges{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.badges li{border:1px solid var(--ln-2);border-radius:var(--r-pill);padding:6px 12px;font-size:13.5px;color:var(--ink-2);background:#fff}
.badges-engines li{border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#eaf3f8}
.counters{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media (max-width:800px){.counters{grid-template-columns:1fr 1fr}}
.counters li{background:#fff;border:1px solid var(--ln);border-radius:var(--r-l);padding:18px 20px}
.counters b{display:block;font-size:40px;font-weight:500;letter-spacing:-.04em;line-height:1;margin-bottom:6px;color:var(--ink)}
.counters span{font-size:14px;color:var(--mu)}
/* hub hero with a visual on the right */
.hero-inner.has-visual .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
@media (max-width:900px){.hero-inner.has-visual .wrap{grid-template-columns:1fr}}
.hero-visual{min-width:0}
/* home: dark band for engines */
.band-dark{background:var(--teal);color:#eaf3f8;border-radius:var(--r-l);padding:34px 36px;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
@media (max-width:900px){.band-dark{grid-template-columns:1fr;padding:26px}}
.band-dark h2{color:#fff}.band-dark p{color:#9fb8c6}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media (max-width:900px){.two-col{grid-template-columns:1fr}}

/* approximate currency */
.approx{display:inline-block;margin-left:6px;font-size:.78em;color:var(--mu);font-weight:400;letter-spacing:0;white-space:nowrap}
.tile .price .approx{display:block;margin:4px 0 0;font-size:14px}
.prices td.num .approx,.approx-range{display:block;margin:3px 0 0}
.prose li .approx-range,.prose p .approx-range{display:inline;margin-left:6px}
.fx-toggle select{font:inherit;font-size:13px;color:var(--ink);background:#fff;border:1px solid var(--ln-2);border-radius:6px;padding:2px 6px;margin-left:4px}
.fx-note{font-size:13px;color:var(--mu);margin:10px 0 0}

/* Tables whose min-content is wider than a phone scroll inside themselves,
   instead of stretching the page. See build.py md(). */
.tscroll{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1em}
.tscroll table,.tscroll .prices{margin-bottom:0}
.tscroll:focus-visible{outline:3px solid var(--green);outline-offset:2px}