/* PK Scale LLC — corporate site base styles */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Manrope:wght@600;700;800&display=swap');

:root{
  --ink:#0b1220;
  --ink-2:#131b2e;
  --paper:#ffffff;
  --paper-2:#f6f7fb;
  --muted:#5b6472;
  --muted-2:#8a93a3;
  --line:#e6e8ee;
  --line-dark:#22304a;
  --accent:#2f6feb;
  --accent-2:#1c4fd1;
  --accent-soft:#eaf1ff;
  --radius:14px;
  --shadow:0 8px 30px rgba(11,18,32,.08);
  --maxw:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Manrope',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-.01em;
}
p{margin:0 0 1em}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;position:relative;
}
.brand{
  font-family:'Manrope',sans-serif;
  font-weight:800;font-size:20px;color:var(--ink);
  letter-spacing:-.02em;
}
.brand span{color:var(--accent)}
.brand:hover{text-decoration:none}

.nav-toggle{display:none}
.nav-burger{display:none;cursor:pointer;font-size:22px;line-height:1;padding:6px;color:var(--ink)}

.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:var(--ink-2);font-weight:600;font-size:15px}
.nav-links a:hover{color:var(--accent);text-decoration:none}
.nav-cta{
  background:var(--ink);color:#fff !important;
  padding:10px 18px;border-radius:999px;font-size:14px !important;
}
.nav-cta:hover{background:var(--accent-2)}

@media (max-width:760px){
  .nav-burger{display:block}
  .nav-links{
    display:none;position:absolute;top:72px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:flex-start;gap:0;
    padding:8px 24px 16px;box-shadow:var(--shadow);
  }
  .nav-links a{padding:12px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav-links a:last-child{border-bottom:none}
  .nav-toggle:checked ~ .nav-links{display:flex}
}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(160deg,#0b1220 0%,#101a30 60%,#0d1526 100%);
  color:#fff;padding:96px 0 88px;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 300px at 85% 10%, rgba(47,111,235,.25), transparent 70%);
  pointer-events:none;
}
.eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.14em;
  font-size:12px;font-weight:700;color:#9db3ea;
  background:rgba(47,111,235,.15);border:1px solid rgba(47,111,235,.35);
  padding:6px 14px;border-radius:999px;margin-bottom:22px;
}
.hero h1{font-size:clamp(32px,5vw,52px);max-width:820px;color:#fff}
.hero .lede{font-size:clamp(16px,2vw,19px);color:#c4cbdb;max-width:640px;margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 26px;border-radius:10px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2);text-decoration:none}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.08);text-decoration:none}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000;text-decoration:none}

/* ---------- Sections ---------- */
section{padding:80px 0}
.section-alt{background:var(--paper-2)}
.section-head{max-width:680px;margin:0 auto 48px;text-align:center}
.section-head .eyebrow-dark{
  display:inline-block;text-transform:uppercase;letter-spacing:.14em;
  font-size:12px;font-weight:700;color:var(--accent-2);margin-bottom:14px;
}
.section-head h2{font-size:clamp(26px,3.5vw,36px)}
.section-head p{color:var(--muted);font-size:17px}

/* Cards grid */
.grid{display:grid;gap:24px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);
}
.card .icon{
  width:44px;height:44px;border-radius:10px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  font-size:20px;
}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px;margin:0}

/* Steps */
.steps{counter-reset:step}
.step{position:relative;padding-left:56px;margin-bottom:32px}
.step:last-child{margin-bottom:0}
.step::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:0;top:0;width:40px;height:40px;border-radius:10px;
  background:var(--ink);color:#fff;font-family:'Manrope',sans-serif;font-weight:800;
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{color:var(--muted);margin:0}

/* Company / contact block */
.company-block{
  background:var(--ink);color:#fff;border-radius:20px;padding:48px;
  display:grid;grid-template-columns:1.2fr 1fr;gap:40px;
}
@media (max-width:800px){.company-block{grid-template-columns:1fr;padding:32px}}
.company-block h2{color:#fff;font-size:26px}
.company-block .muted-light{color:#aab2c5}
.info-list{list-style:none;margin:0;padding:0}
.info-list li{
  display:flex;gap:14px;padding:14px 0;border-top:1px solid var(--line-dark);
}
.info-list li:first-child{border-top:none}
.info-list .label{
  min-width:110px;font-size:12px;text-transform:uppercase;letter-spacing:.08em;
  color:#8a93a3;font-weight:700;padding-top:2px;
}
.info-list .value{color:#fff;font-size:15px}
.info-list a{color:#bcd0ff}
.map-embed{border-radius:12px;overflow:hidden;border:1px solid var(--line-dark);margin-top:6px}
.map-embed iframe{width:100%;height:220px;border:0;display:block}

/* ---------- Footer ---------- */
.site-footer{background:var(--paper-2);border-top:1px solid var(--line);padding-top:64px}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;
}
@media (max-width:800px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr}}
.footer-col h4{
  font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);
  margin-bottom:16px;
}
.footer-col a{display:block;color:var(--ink-2);font-size:14px;margin-bottom:10px;font-weight:500}
.footer-col a:hover{color:var(--accent)}
.footer-brand p{color:var(--muted);font-size:14px;max-width:320px}
.brand-footer{margin-bottom:14px}
.footer-col p{color:var(--muted);font-size:14px;margin:0}
.footer-bottom{
  border-top:1px solid var(--line);padding:24px 0 32px;
  display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;color:var(--muted-2);font-size:13px}
.footer-fine{max-width:520px;text-align:right}
@media (max-width:700px){.footer-fine{text-align:left}}

/* ---------- Page header (About/Contact) ---------- */
.page-hero{background:var(--paper-2);padding:64px 0;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(28px,4vw,42px)}
.page-hero p{color:var(--muted);font-size:17px;max-width:640px}
.breadcrumb{font-size:13px;color:var(--muted-2);margin-bottom:16px}
.breadcrumb a{color:var(--muted-2)}

.prose{max-width:760px}
.prose h2{margin-top:40px;font-size:24px}
.prose p{color:var(--muted);font-size:16px}
.prose ul{color:var(--muted);padding-left:20px}
.prose li{margin-bottom:8px}

/* ---------- Fit / not-fit ---------- */
.fit-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:900px;margin:0 auto}
@media (max-width:700px){.fit-grid{grid-template-columns:1fr}}
.fit-col{border-radius:var(--radius);padding:28px;border:1px solid var(--line)}
.fit-col.yes{background:var(--accent-soft);border-color:#c9dcff}
.fit-col.no{background:var(--paper-2)}
.fit-col h3{font-size:16px;margin-bottom:14px}
.fit-col ul{list-style:none;margin:0;padding:0}
.fit-col li{padding:8px 0 8px 26px;position:relative;color:var(--muted);font-size:15px}
.fit-col.yes li::before{content:"✓";position:absolute;left:0;color:var(--accent-2);font-weight:700}
.fit-col.no li::before{content:"✕";position:absolute;left:0;color:#a3aab8;font-weight:700}

/* ---------- FAQ ---------- */
.faq{max-width:760px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{
  cursor:pointer;font-weight:700;font-size:16px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;font-weight:400;color:var(--muted-2);flex-shrink:0}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:14px 0 0;color:var(--muted);font-size:15px}
.faq details p a{font-weight:600}

/* ---------- Apply / quote form ---------- */
.apply-section{background:var(--ink);border-radius:20px;padding:48px}
@media (max-width:700px){.apply-section{padding:32px 24px}}
.apply-section .section-head h2,.apply-section .section-head p{color:#fff}
.apply-section .section-head p{color:#aab2c5}
.apply-form{max-width:640px;margin:0 auto;display:grid;gap:20px}
.apply-form[hidden]{display:none}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:600px){.form-row{grid-template-columns:1fr}}
.field label{display:block;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#aab2c5;margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:8px;border:1px solid var(--line-dark);
  background:#0f1830;color:#fff;font-family:inherit;font-size:15px;
}
.field select{color:#fff}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:1px}
.btn-full{width:100%}
.field-note{font-size:12px;color:#8a93a3;margin:0;text-align:center}
.form-success{
  background:var(--accent-soft);color:var(--ink);border-radius:12px;
  padding:20px 24px;font-size:15px;font-weight:600;max-width:640px;margin:0 auto;
}
.form-success a{font-weight:700}