/* on|side Technology Solutions — brand stylesheet
   Colors & type per Brand Standards v1.0 (2026) */

:root {
  --cobalt: #0047AB;
  --cobalt-dark: #003a8c;
  --gold: #C0964A;
  --navy: #14141E;
  --lightgray: #F5F7FA;
  --bodygray: #4A5568;
  --white: #FFFFFF;
  --border: #E2E8F0;
  --maxw: 1140px;
  --radius: 10px;
  --shadow: 0 6px 24px rgba(20,20,30,0.07);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Montserrat', 'Gill Sans', 'Century Gothic', 'Trebuchet MS', Arial, sans-serif;
  font-weight: 400;
  color: var(--bodygray);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { color: var(--cobalt); line-height: 1.2; margin: 0 0 0.5em; }
h1 { font-weight: 700; font-size: clamp(2.1rem, 4.5vw, 3.4rem); letter-spacing: -0.5px; }
h2 { font-weight: 600; font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -0.3px; }
h3 { font-weight: 500; font-size: 1.25rem; }
p { margin: 0 0 1.1em; }
a { color: var(--cobalt); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 92px 0; }
.section--gray { background: var(--lightgray); }
.section--navy { background: var(--navy); color: #C7CCD6; }
.section--navy h2, .section--navy h3 { color: var(--white); }
.eyebrow {
  font-weight: 600; font-size: 0.8rem; letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold); margin: 0 0 14px;
}
.lead { font-size: 1.15rem; max-width: 720px; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---------- Logo lockup ---------- */
.logo { font-weight: 500; font-size: 1.6rem; letter-spacing: 0.5px; white-space: nowrap; display: inline-flex; align-items: center; }
.logo .sep { font-weight: 400; margin: 0 1px; }
.logo--light .on, .logo--light .side { color: var(--cobalt); }
.logo--light .sep { color: var(--gold); }
.logo--dark .on, .logo--dark .side { color: var(--white); }
.logo--dark .sep { color: var(--cobalt); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.94); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { color: var(--navy); font-weight: 600; font-size: 0.93rem; }
.nav a:hover { color: var(--cobalt); text-decoration: none; }
.nav a.btn--primary, .nav a.btn--primary:hover { color: var(--white); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: 0.2s; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; font-weight: 600; font-size: 0.95rem;
  padding: 13px 26px; border-radius: var(--radius); cursor: pointer; border: 2px solid transparent;
  transition: 0.18s; text-align: center;
}
.btn--primary { background: var(--cobalt); color: var(--white); }
.btn--primary:hover { background: var(--cobalt-dark); text-decoration: none; }
.btn--ghost { background: transparent; color: var(--cobalt); border-color: var(--cobalt); }
.btn--ghost:hover { background: var(--cobalt); color: var(--white); text-decoration: none; }
.btn--light { background: var(--white); color: var(--cobalt); }
.btn--light:hover { background: #eef1f6; text-decoration: none; }
.btn--outline-light { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.4); }
.btn--outline-light:hover { border-color: var(--white); text-decoration: none; }

/* ---------- Hero ---------- */
.hero { background: var(--navy); color: #C7CCD6; padding: 120px 0 110px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; top: -140px; right: -120px; width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(0,71,171,0.35), transparent 68%); pointer-events: none;
}
.hero .container { position: relative; }
.hero h1 { color: var(--white); max-width: 900px; }
.hero .accent-rule { width: 64px; height: 3px; background: var(--gold); margin: 0 0 30px; border: 0; }
.hero .lead { color: #C7CCD6; font-size: 1.22rem; max-width: 640px; }
.hero .cta-row { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Pillar cards ---------- */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 44px; }
.card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 34px 32px; box-shadow: var(--shadow); border-top: 3px solid var(--cobalt);
}
.card .num { font-weight: 600; color: var(--gold); font-size: 0.82rem; letter-spacing: 2px; }
.card h3 { margin: 10px 0 12px; color: var(--navy); }
.card ul { margin: 16px 0 0; padding: 0; list-style: none; }
.card ul li { padding-left: 20px; position: relative; font-size: 0.92rem; margin-bottom: 7px; }
.card ul li::before { content: "›"; position: absolute; left: 0; color: var(--gold); font-weight: 700; }

/* ---------- Approach split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.value-list { list-style: none; margin: 24px 0 0; padding: 0; }
.value-list li { padding: 16px 0; border-bottom: 1px solid var(--border); display: flex; gap: 14px; }
.value-list li:last-child { border-bottom: 0; }
.value-list .k { color: var(--cobalt); font-weight: 600; min-width: 8px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-weight: 600; font-size: 0.85rem; color: var(--white); margin-bottom: 6px; }
.form-field input, .form-field textarea {
  width: 100%; padding: 12px 14px; border-radius: 8px; border: 1px solid #33333f;
  background: #1d1d2a; color: var(--white); font-family: inherit; font-size: 0.95rem;
}
.form-field input:focus, .form-field textarea:focus { outline: 2px solid var(--cobalt); border-color: var(--cobalt); }
.form-field .req { color: var(--gold); }
.contact-detail { margin-bottom: 22px; }
.contact-detail .label { font-size: 0.78rem; letter-spacing: 1.5px; text-transform: uppercase; color: var(--gold); font-weight: 600; }
.contact-detail .value { color: var(--white); font-size: 1.05rem; }
.contact-detail a { color: var(--white); }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #8A90A0; padding: 56px 0 30px; border-top: 1px solid #23232f; }
.footer-top { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 30px; align-items: flex-start; }
.footer-links { display: flex; gap: 26px; flex-wrap: wrap; }
.footer-links a { color: #C7CCD6; font-size: 0.9rem; }
.footer-bottom { margin-top: 34px; padding-top: 22px; border-top: 1px solid #23232f; font-size: 0.82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- Legal doc pages ---------- */
.doc { max-width: 800px; margin: 0 auto; padding: 70px 24px 90px; }
.doc h1 { color: var(--navy); }
.doc h2 { font-size: 1.4rem; margin-top: 2em; }
.doc p, .doc li { font-size: 0.98rem; }
.back-link { font-size: 0.9rem; font-weight: 600; }

/* Legal document (MSA) */
.legal { max-width: 880px; }
.version-banner { background: var(--lightgray); border-left: 3px solid var(--gold); border-radius: 0 8px 8px 0; padding: 14px 18px; font-size: 0.9rem; color: var(--bodygray); margin: 0 0 36px; }
.legal h1 { font-size: clamp(1.7rem, 3vw, 2.1rem); color: var(--navy); }
.legal h2 { color: var(--cobalt); font-size: 1.32rem; margin-top: 2.4em; padding-bottom: 7px; border-bottom: 1px solid var(--border); }
.legal h3 { color: var(--navy); font-size: 1.06rem; margin-top: 1.7em; }
.legal p, .legal li { font-size: 0.94rem; line-height: 1.72; }
.legal strong { color: var(--navy); }
.legal table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 0.84rem; }
.legal th, .legal td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; }
.legal th { background: var(--lightgray); color: var(--navy); font-weight: 600; }
.legal pre { background: var(--navy); color: #C7CCD6; padding: 22px; border-radius: 8px; overflow-x: auto; font-size: 0.78rem; line-height: 1.55; }
.legal pre code { font-family: 'Courier New', Courier, monospace; }
.legal hr { border: 0; border-top: 1px solid var(--border); margin: 2.6em 0; }

/* ---------- Shop ---------- */
.disclosure { background: var(--lightgray); border-left: 3px solid var(--gold); border-radius: 0 8px 8px 0; padding: 16px 20px; font-size: 0.88rem; color: var(--bodygray); margin: 26px 0 0; }
.cat-label { margin-top: 52px; color: var(--navy); border-bottom: 1px solid var(--border); padding-bottom: 10px; }
.shop-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 26px; }
.product { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.product h3 { color: var(--navy); font-size: 1.05rem; margin: 0 0 6px; }
.product p { font-size: 0.9rem; flex: 1; margin: 0 0 14px; }
.product .btn { align-self: flex-start; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .grid, .split, .contact-grid, .shop-grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 64px 0; }
  .nav { position: fixed; inset: 74px 0 auto 0; background: var(--white); flex-direction: column;
    align-items: flex-start; padding: 20px 24px; gap: 18px; border-bottom: 1px solid var(--border);
    transform: translateY(-120%); transition: transform 0.25s; box-shadow: var(--shadow); }
  .nav.open { transform: translateY(0); }
  .nav .btn { width: 100%; }
  .nav-toggle { display: block; }
}