/* ProTech Innovations — design system (Agent 15 polish)
   Tokens only: #0B1220, #0E5BD6, #20C9C0, white, neutral grays.
   No stock imagery, no robot/brain graphics, no gradient overload,
   no new brand colours. Copy and claims are untouched (CSS only). */
:root{
  --navy:#0B1220; --blue:#0E5BD6; --teal:#20C9C0; --white:#fff;
  --bg:#F2F4F7; --line:#E5E7EB; --line-strong:#CBD2DC;
  --muted:#5B6472; --muted-dark:#374151; --text:#0B1220;
  --blue-soft:#EEF4FF; --teal-soft:#E6F7F6;
  --shadow-sm:0 1px 2px rgba(11,18,32,.06);
  --amber-bg:#FFF7E6; --amber-line:#E8C87A;
  --shadow-md:0 8px 24px rgba(11,18,32,.08);
  --radius:14px; --radius-lg:18px;
  --space-section:72px; --space-section-sm:48px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--text);line-height:1.65;background:#fff;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--blue);text-underline-offset:3px}
a:hover{color:var(--navy)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:8px}

/* Header */
header.site{position:sticky;top:0;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);z-index:10}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.brand{font-weight:800;font-size:21px;color:var(--navy);text-decoration:none;letter-spacing:-.02em;line-height:1.2}
.brand span{color:var(--blue)}
nav.main{display:flex;gap:4px;flex-wrap:wrap;align-items:center}
nav.main a{color:var(--navy);text-decoration:none;padding:10px 12px;min-height:44px;display:inline-flex;align-items:center;border-radius:8px;font-weight:600;font-size:15px}
nav.main a:hover{background:var(--bg)}
nav.main a.btn{margin-left:6px}

/* Buttons — clear primary / secondary hierarchy */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:13px 22px;border-radius:10px;background:var(--blue);color:#fff!important;text-decoration:none;font-weight:700;font-size:16px;border:0;cursor:pointer;box-shadow:0 1px 2px rgba(14,91,214,.35);transition:background .15s ease,transform .15s ease,box-shadow .15s ease}
.btn:hover{background:var(--navy);box-shadow:0 4px 14px rgba(14,91,214,.30)}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:#fff;color:var(--navy)!important;border:2px solid var(--navy);box-shadow:none}
.btn.ghost:hover{background:var(--bg)}

/* Hero */
.hero{background:var(--navy);color:#fff;padding:76px 0 68px;background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);background-size:22px 22px}
.hero .wrap{position:relative}
.hero .wrap::before{content:"";display:block;width:56px;height:4px;background:var(--teal);border-radius:2px;margin-bottom:22px}
.hero h1{font-size:clamp(36px,5.2vw,58px);line-height:1.06;margin:0 0 18px;letter-spacing:-.025em;max-width:820px}
.hero p.lead{font-size:20px;line-height:1.6;max-width:760px;color:#D7DEE8;margin:0}
.hero .btn{margin-top:26px}
.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-size:13px;font-weight:800;color:var(--teal);margin:0 0 12px}

/* Sections & rhythm */
section{padding:var(--space-section) 0}
section.alt{background:var(--bg)}
section + section{border-top:1px solid transparent}
h2{font-size:clamp(26px,3.2vw,34px);line-height:1.18;margin:0 0 14px;letter-spacing:-.015em}
h3{font-size:21px;line-height:1.3;margin:0 0 8px;letter-spacing:-.01em}
p{margin:0 0 14px}
section > .wrap > p:last-child,.card > p:last-child{margin-bottom:0}
ul,ol{margin:8px 0 16px;padding-left:22px}
li{margin-bottom:6px}

/* Cards & grids */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:box-shadow .15s ease,transform .15s ease}
.card:hover{box-shadow:var(--shadow-md)}
section.alt .card{border-color:var(--line)}
.tag{display:inline-block;background:var(--teal-soft);color:#0B3B38;border-radius:999px;padding:5px 11px;font-size:13px;font-weight:700;line-height:1.4}
.kpi{font-size:15px;color:var(--muted)}
.small{font-size:14px;line-height:1.6;color:var(--muted)}

/* Steps & demos */
.steps{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:20px}
.step-pill{background:#fff;border:1px solid var(--line-strong);border-radius:999px;padding:11px 16px;font-weight:700;font-size:15px;cursor:pointer;color:var(--navy)}
.step-pill:hover{border-color:var(--blue)}
.step-pill.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.demo{border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;margin:28px 0;background:#fff;box-shadow:var(--shadow-sm)}
.demo .step{display:none}
.demo .step.on{display:block}
.demo .meta{color:var(--muted);font-size:14px}
.demo .counter{font-weight:800;color:var(--blue)}

/* Notices */
.notice{background:var(--amber-bg);border:1px solid var(--amber-line);border-radius:12px;padding:18px 20px;line-height:1.6}
.notice.blue{background:var(--blue-soft);border-color:#BFD6FF}

/* Forms */
label{display:block;font-weight:700;margin:16px 0 6px}
input,select,textarea{width:100%;padding:13px 14px;border:1px solid var(--line-strong);border-radius:10px;font:inherit;min-height:48px;background:#fff;color:var(--text)}
input:hover,select:hover,textarea:hover{border-color:#9AA5B5}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(14,91,214,.18);outline:3px solid var(--blue);outline-offset:2px}
textarea{resize:vertical}

/* FAQ */
.faq details{border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:12px 0;background:#fff;box-shadow:var(--shadow-sm)}
.faq summary{font-weight:700;cursor:pointer;min-height:44px;display:flex;align-items:center;list-style-position:inside}
.faq details p:last-child{margin-bottom:0}
.faq summary::after{content:"\25BE";margin-inline-start:auto;transition:transform .15s ease}
.faq details[open] summary::after{transform:rotate(180deg)}

/* Footer */
footer.site{background:var(--navy);color:#D7DEE8;padding:52px 0 40px;margin-top:0}
footer.site a{color:#fff}
footer.site .grid a{display:block;padding:7px 0;text-decoration:none;color:#D7DEE8}
footer.site .grid a:hover{color:#fff;text-decoration:underline}

/* Responsive */
@media(max-width:900px){
  section{padding:56px 0}
  .hero{padding:60px 0 54px}
  .nav{flex-direction:column;align-items:flex-start}
  nav.main{width:100%}
}
@media(max-width:640px){
  .wrap{padding:0 18px}
  section{padding:var(--space-section-sm) 0}
  .hero{padding:48px 0 42px}
  .hero p.lead{font-size:18px}
  nav.main a{padding:9px 10px;font-size:14px}
  .grid{gap:14px}
  .card,.demo{padding:20px}
  .btn{width:100%}
  .hero .btn{width:auto}
  nav.main a.btn{width:auto}
}

/* Integration fixes (accessibility) */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:12px 18px;z-index:100;font-weight:700}
.skip-link:focus{left:12px;top:12px}
footer.site .small{color:#C7CDD6}
p,li,.card,h1,h2,h3,.demo,.notice,.step-pill{overflow-wrap:break-word}

/* Header / footer / menu redesign */
.brand{display:inline-flex;align-items:center;gap:11px}
.brand{min-height:44px}
.brand{min-height:44px}
.brand-mark{width:36px;height:36px;flex:none}
.brand-text{line-height:1.15}
.menu-toggle{display:none;background:#fff;border:1px solid var(--line-strong);border-radius:10px;min-width:48px;min-height:48px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:0;padding:10px 12px}
.menu-toggle .bar{display:block;width:22px;height:2px;background:var(--navy);margin:3px 0;border-radius:2px;transition:transform .15s ease,opacity .15s ease}
header.site.nav-open .menu-toggle .bar:nth-child(1){transform:translateY(8px) rotate(45deg)}
header.site.nav-open .menu-toggle .bar:nth-child(2){opacity:0}
header.site.nav-open .menu-toggle .bar:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
nav.main a[aria-current="page"]{background:var(--blue-soft);color:var(--blue)}
.dropdown{position:relative}
.drop-btn{font:inherit;background:none;border:0;cursor:pointer;color:var(--navy);padding:10px 12px;min-height:44px;display:inline-flex;align-items:center;gap:6px;border-radius:8px;font-weight:600;font-size:15px}
.drop-btn:hover{background:var(--bg)}
.drop-btn .chev{font-size:12px;transition:transform .15s ease}
.dropdown.open .chev{transform:rotate(180deg)}
.drop-menu{list-style:none;margin:0;padding:8px;position:absolute;inset-inline-start:0;top:calc(100% + 6px);min-width:280px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-md);display:none;z-index:30}
.dropdown.open .drop-menu{display:block}
.drop-menu li{margin:0}
.drop-menu a{display:block;padding:11px 14px;border-radius:8px;text-decoration:none}
.drop-menu a:hover{background:var(--bg)}
@media(min-width:901px){
  .dropdown:hover .drop-menu,.dropdown:focus-within .drop-menu{display:block}
}
footer.site .grid{gap:32px}
footer.site .grid strong{display:block;margin-bottom:12px;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
footer.site .grid a{padding:11px 0}
.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#C7CDD6;font-size:14px}
footer.site .footer-bottom a{display:inline-block;padding:11px 0}
footer.site .footer-bottom a{display:inline-block;padding:11px 0}
@media(max-width:900px){
  header.site .nav{flex-direction:row;flex-wrap:nowrap;align-items:center;position:relative}
  .menu-toggle{display:inline-flex}
  nav.main{display:none}
  header.site.nav-open nav.main{display:flex;flex-direction:column;align-items:stretch;position:absolute;inset-inline:0;top:100%;background:#fff;padding:16px 24px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);gap:2px;z-index:30}
  header.site.nav-open nav.main a,header.site.nav-open .drop-btn{width:100%;justify-content:space-between}
  .dropdown{width:100%}
  .drop-menu{position:static;box-shadow:none;border:0;border-inline-start:3px solid var(--blue);border-radius:0;padding:4px 0 4px 12px}
  .footer-bottom{flex-direction:column;gap:6px}
}

.form-embed{width:100%;height:1500px;border:0}
.tidycal-embed{min-height:600px}
.tidycal-embed{min-height:600px}
@media(max-width:640px){.form-embed{height:1900px}}

/* Review round 30, batch 1 */
.text-white{color:#fff}
.mt-22{margin-top:22px}
.progress-fill{background:#0E5BD6;height:10px}
.progress-track{background:#E5E7EB;height:10px;border-radius:999px;overflow:hidden}
.step-pill.checkpoint:not(.active){border-color:var(--teal);background:var(--teal-soft)}
.drop-btn[aria-current="true"]{background:var(--blue-soft);color:var(--blue)}
.btn-compact{display:none}
section[id],#request-form,#prepare,#main{scroll-margin-top:96px}
@media(min-width:901px){
  header.site .nav .brand{width:100%}
  header.site nav.main{width:100%}
  footer.site .grid{grid-template-columns:repeat(4,1fr)}
}
@media(min-width:901px) and (max-width:1400px){
  section[id],#request-form,#prepare,#main{scroll-margin-top:188px}
}
@media(min-width:1401px){
  section[id],#request-form,#prepare,#main{scroll-margin-top:148px}
}
@media(min-width:641px) and (max-width:900px){
  .btn-compact{display:inline-flex;min-height:44px;padding:10px 14px;font-size:15px}
}
@media(max-width:900px){
  header.site.nav-open nav.main{max-height:calc(100vh - 88px);max-height:calc(100dvh - 88px);overflow-y:auto;overscroll-behavior:contain}
}
@media(max-width:640px){
  .brand{font-size:19px;min-width:0}
  .hero p.hero-cta{display:flex;flex-direction:column;gap:12px}
  .hero p.hero-cta .btn{width:100%;margin-top:0}
}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}