/* CSTG landing — light B2B SaaS. Inter, slate neutrals, blue-600 accent. */
:root{
--blue:#2563eb;--blue-700:#1d4ed8;--blue-50:#eff6ff;
--s900:#0f172a;--s700:#334155;--s500:#64748b;--s400:#94a3b8;--s300:#cbd5e1;--s200:#e2e8f0;--s100:#f1f5f9;--s50:#f8fafc;
--service:hsl(158,84%,34%);--sales:hsl(32,95%,44%);--leadership:hsl(251,60%,58%);--office:hsl(211,25%,42%);--install:hsl(357,60%,49%);
--emerald:#059669;--amber:#b45309;
--r:12px;--r-lg:16px;--r-btn:9px;
--shadow-sm:0 1px 2px rgba(15,23,42,.06),0 1px 3px rgba(15,23,42,.05);
--shadow:0 4px 14px rgba(15,23,42,.06),0 1px 3px rgba(15,23,42,.04);
--shadow-lg:0 24px 60px -20px rgba(15,23,42,.22),0 6px 18px rgba(15,23,42,.06);
--ui:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;
--wrap:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--s500);font-family:var(--ui);font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased;text-wrap:pretty}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 26px}
h1,h2,h3,h4{margin:0;color:var(--s900);font-weight:700;letter-spacing:-.025em;line-height:1.14}
p{margin:0}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-700);text-decoration:underline}
svg{display:block}
.i{width:18px;height:18px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:var(--r-btn);font-size:14.5px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .18s cubic-bezier(.2,.7,.3,1),box-shadow .18s,background .18s,border-color .18s;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 16px -6px rgba(37,99,235,.6)}
.btn-primary:hover{background:var(--blue-700);color:#fff;box-shadow:0 10px 24px -8px rgba(37,99,235,.65)}
.btn-ghost{background:#fff;color:var(--s900);border-color:var(--s200);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:var(--s300);color:var(--s900);background:var(--s50)}
.btn-sm{height:38px;padding:0 15px;font-size:14px}

/* header */
.head{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
.head.stuck{border-bottom-color:var(--s200);box-shadow:0 1px 12px rgba(15,23,42,.04)}
.head-in{display:flex;align-items:center;gap:26px;height:68px}
.logo{display:flex;align-items:center;gap:10px}
.logo:hover{text-decoration:none}
.logo .mark{width:34px;height:34px;flex:0 0 34px;border-radius:9px;background:linear-gradient(150deg,#2563eb,#1e40af);color:#fff;display:grid;place-items:center;font-weight:800;font-size:16px;letter-spacing:-.03em;box-shadow:0 4px 12px -4px rgba(37,99,235,.7)}
.logo b{color:var(--s900);font-size:15px;font-weight:700;letter-spacing:-.02em}
.nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav a{color:var(--s500);font-size:14.5px;font-weight:500}
.nav a:hover{color:var(--s900);text-decoration:none}
.navtoggle{display:none;margin-left:auto;width:42px;height:38px;border:1px solid var(--s200);border-radius:var(--r-btn);background:#fff;color:var(--s900);align-items:center;justify-content:center;cursor:pointer}

/* hero */
.hero{position:relative;overflow:hidden;padding:78px 0 92px}
.hero::before{content:"";position:absolute;inset:-40% 0 auto;height:760px;background:radial-gradient(56% 52% at 22% 8%,rgba(37,99,235,.10),transparent 70%),radial-gradient(40% 42% at 82% 0%,rgba(99,102,241,.08),transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--s100) 1px,transparent 1px),linear-gradient(90deg,var(--s100) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(70% 60% at 50% 0%,#000,transparent 75%);opacity:.7;pointer-events:none}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 13px;border-radius:999px;background:var(--blue-50);border:1px solid #dbeafe;color:var(--blue-700);font-size:12.5px;font-weight:600}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--emerald);box-shadow:0 0 0 0 rgba(5,150,105,.5);animation:ping 2.4s ease-out infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(5,150,105,.45)}70%{box-shadow:0 0 0 7px rgba(5,150,105,0)}100%{box-shadow:0 0 0 0 rgba(5,150,105,0)}}
.hero h1{font-size:clamp(34px,4.6vw,56px);margin-top:20px;letter-spacing:-.04em}
.hero .one{font-size:clamp(17px,1.7vw,20px);color:var(--s700);font-weight:500;margin-top:18px;max-width:30ch}
.hero .sub{margin-top:14px;max-width:52ch}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero .trust{display:flex;flex-wrap:wrap;gap:18px;margin-top:26px;font-size:13px;color:var(--s400)}
.hero .trust span{display:inline-flex;align-items:center;gap:7px}
.hero .trust .i{width:15px;height:15px;color:var(--s300)}

/* mock dashboard */
.mock{background:#fff;border:1px solid var(--s200);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);overflow:hidden}
.mock-bar{display:flex;align-items:center;gap:7px;padding:11px 14px;border-bottom:1px solid var(--s200);background:var(--s50)}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:var(--s200);display:block}
.mock-bar em{margin-left:8px;font-style:normal;font-size:11.5px;color:var(--s400);font-weight:500}
.mock-body{padding:18px}
.mock-h{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px}
.mock-h b{color:var(--s900);font-size:14px}
.mock-h span{font-size:11.5px;color:var(--s400)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat{border:1px solid var(--s200);border-radius:10px;padding:11px 12px;background:#fff}
.stat u{display:block;text-decoration:none;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--s400);font-weight:600}
.stat b{display:block;color:var(--s900);font-size:21px;letter-spacing:-.03em;margin-top:5px;font-variant-numeric:tabular-nums}
.rows{margin-top:12px;display:grid;gap:8px}
.row{display:flex;align-items:center;gap:11px;border:1px solid var(--s200);border-radius:10px;padding:10px 12px}
.row .av{width:26px;height:26px;flex:0 0 26px;border-radius:50%;background:var(--s100);color:var(--s500);display:grid;place-items:center;font-size:10.5px;font-weight:700}
.row .who{flex:1;min-width:0}
.row .who b{display:block;font-size:12.5px;color:var(--s900);font-weight:600}
.row .who span{font-size:11px;color:var(--s400)}
.bar{height:5px;border-radius:99px;background:var(--s100);width:96px;overflow:hidden;flex:0 0 96px}
.bar i{display:block;height:100%;border-radius:99px;width:0;transition:width 1.1s cubic-bezier(.2,.7,.3,1)}
.reveal.in .bar i{width:var(--w)}
.tag{font-size:10.5px;font-weight:600;padding:3px 8px;border-radius:999px;letter-spacing:.02em}

/* sections */
section{position:relative}
.band{padding:88px 0}
.band.alt{background:var(--s50);border-block:1px solid var(--s200)}
.shead{max-width:62ch}
.shead h2{font-size:clamp(26px,3.2vw,38px);margin-top:14px;letter-spacing:-.035em}
.shead p{margin-top:16px;font-size:16.5px}

/* feature grid */
.fgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
.fcard{position:relative;background:#fff;border:1px solid var(--s200);border-radius:var(--r-lg);padding:24px 22px 26px;box-shadow:var(--shadow-sm);transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s;overflow:hidden}
.fcard::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--c,var(--blue));transform:scaleX(0);transform-origin:left;transition:transform .35s cubic-bezier(.2,.7,.3,1)}
.fcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--s300)}
.fcard:hover::after{transform:scaleX(1)}
.fico{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:color-mix(in srgb,var(--c,var(--blue)) 10%,#fff);color:var(--c,var(--blue));border:1px solid color-mix(in srgb,var(--c,var(--blue)) 22%,#fff)}
.fico .i{width:20px;height:20px}
.fcard h3{font-size:16.5px;margin-top:16px;letter-spacing:-.02em}
.fcard p{margin-top:9px;font-size:14.5px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:15px}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;color:var(--s700);background:var(--s50);border:1px solid var(--s200);border-radius:999px;padding:3px 10px}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--cc,var(--s300));display:block}

/* calendar deep dive */
.cal-in{display:grid;grid-template-columns:1fr 1.02fr;gap:52px;align-items:start}
.steps{display:grid;gap:12px;margin-top:30px;counter-reset:s}
.step{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--s200);border-radius:var(--r);padding:14px 16px;box-shadow:var(--shadow-sm)}
.step b{flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--blue-50);color:var(--blue-700);font-size:12.5px;display:grid;place-items:center;border:1px solid #dbeafe}
.step span{font-size:14.5px}
.step span u{display:block;text-decoration:none;color:var(--s900);font-weight:600;font-size:14.5px}
.tbox{margin-top:26px;background:#fff;border:1px solid var(--s200);border-left:3px solid var(--blue);border-radius:var(--r);padding:20px 22px;box-shadow:var(--shadow-sm)}
.tbox h4{font-size:14.5px;display:flex;align-items:center;gap:9px;letter-spacing:-.01em}
.tbox h4 .i{width:17px;height:17px;color:var(--blue)}
.tlist{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:10px}
.tlist li{display:flex;gap:10px;font-size:14.5px}
.tlist .i{width:16px;height:16px;flex:0 0 16px;margin-top:4px;color:var(--emerald)}
.tlist .i.no{color:var(--s400)}

/* mock calendar */
.calmock{background:#fff;border:1px solid var(--s200);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);overflow:hidden;position:sticky;top:96px}
.cal-top{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--s200)}
.cal-top b{color:var(--s900);font-size:13.5px}
.cal-top .sp{margin-left:auto;display:flex;gap:7px}
.pillstat{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;border-radius:999px;padding:3px 10px}
.pillstat.ok{background:#ecfdf5;color:var(--emerald);border:1px solid #a7f3d0}
.pillstat.warn{background:#fffbeb;color:var(--amber);border:1px solid #fde68a}
.pillstat .dot{width:6px;height:6px;border-radius:50%;background:currentColor;animation:blink 1.8s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
.cal-grid{display:grid;grid-template-columns:38px repeat(5,1fr)}
.cal-grid .hd{font-size:10.5px;font-weight:600;color:var(--s400);text-transform:uppercase;letter-spacing:.07em;padding:9px 6px;text-align:center;border-bottom:1px solid var(--s200)}
.cal-grid .hd.today{color:var(--blue)}
.cal-body{position:relative;display:grid;grid-template-columns:38px repeat(5,1fr);height:326px}
.cal-body .hours{display:grid;grid-template-rows:repeat(6,1fr)}
.cal-body .hours span{font-size:10px;color:var(--s400);padding:2px 7px 0;text-align:right;border-right:1px solid var(--s200)}
.col{position:relative;border-right:1px solid var(--s100);background:repeating-linear-gradient(to bottom,transparent 0,transparent calc(54.3px - 1px),var(--s100) calc(54.3px - 1px),var(--s100) 54.3px)}
.col:last-child{border-right:0}
.ev{position:absolute;left:5px;right:5px;border-radius:8px;padding:7px 8px;font-size:11px;line-height:1.3;color:#fff;overflow:hidden;box-shadow:0 4px 10px -4px rgba(15,23,42,.35);opacity:0;transform:translateY(-10px) scale(.96)}
.ev b{display:block;font-size:11.5px;font-weight:600;letter-spacing:-.01em}
.ev span{opacity:.85;font-size:10.5px}
.reveal.in .ev{animation:drop .55s cubic-bezier(.2,.8,.3,1) forwards;animation-delay:var(--d,0s)}
@keyframes drop{0%{opacity:0;transform:translateY(-14px) scale(.95)}60%{opacity:1;transform:translateY(2px) scale(1.01)}100%{opacity:1;transform:none}}
.cal-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:12px 16px;border-top:1px solid var(--s200);background:var(--s50)}
.lg{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;color:var(--s500);font-weight:500}
.lg i{width:8px;height:8px;border-radius:3px;display:block}
.cal-foot .src{margin-left:auto;font-size:11.5px;color:var(--s400);display:inline-flex;align-items:center;gap:7px}

/* closing */
.close{padding:76px 0;text-align:center;background:linear-gradient(180deg,#fff,var(--s50))}
.close h2{font-size:clamp(26px,3.2vw,36px);letter-spacing:-.035em}
.close p{margin:16px auto 0;max-width:54ch}
.close .actions{display:flex;justify-content:center;gap:12px;margin-top:28px;flex-wrap:wrap}

/* footer */
.foot{background:var(--s900);color:var(--s400);padding:46px 0 38px;font-size:14px}
.foot a{color:#cbd5e1}
.foot a:hover{color:#fff}
.foot-in{display:flex;flex-wrap:wrap;gap:28px;align-items:flex-start;justify-content:space-between}
.foot .logo b{color:#fff}
.foot .logo .mark{box-shadow:none}
.foot-links{display:flex;flex-wrap:wrap;gap:26px;font-size:14px}
.foot-bottom{margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;color:#64748b}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1);transition-delay:var(--rd,0s)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.ev{opacity:1;transform:none}.reveal.in .ev{animation:none}.pill .dot,.pillstat .dot{animation:none}html{scroll-behavior:auto}}

@media(max-width:960px){
.hero-in,.cal-in{grid-template-columns:1fr;gap:40px}
.fgrid{grid-template-columns:repeat(2,1fr)}
.calmock{position:static}
}
@media(max-width:720px){
.navtoggle{display:flex}
.nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--s200);box-shadow:var(--shadow);padding:6px 26px 18px;display:none;margin-left:0}
.nav.open{display:flex}
.nav a{padding:13px 0;border-bottom:1px solid var(--s100)}
.nav .btn{margin-top:14px}
.head-in{position:relative}
.fgrid{grid-template-columns:1fr}
.band{padding:64px 0}
.hero{padding:56px 0 68px}
.stats{grid-template-columns:1fr 1fr}
.cal-grid,.cal-body{grid-template-columns:32px repeat(3,1fr)}
.cal-grid .hd:nth-child(n+5),.cal-body .col:nth-child(n+5){display:none}
}