/* ============================================================
   TechTalent Center — Delivery Capacity Partner
   Premium B2B dark navy / teal design system
   ============================================================ */

:root {
  /* Core palette (from brand spec) */
  --navy:        #081521;  /* page background */
  --navy-2:      #0A1A28;  /* deep panel */
  --panel:       #0F2433;  /* cards / panels */
  --panel-2:     #13293A;  /* raised card */
  --panel-hover: #163143;
  --teal:        #17B3C0;  /* accent — CTAs, labels, links */
  --teal-bright: #25D0DE;
  --teal-deep:   #0E7A86;
  --white:       #E7EEF2;  /* headings / primary text */
  --gray:        #93A6B2;  /* muted body text */
  --gray-faint:  #5E7280;  /* tertiary */
  --border:      #1E3647;  /* card borders */
  --border-soft: #16293A;
  --pos:         #2FB37E;  /* "is" green */
  --neg:         #B65A55;  /* "is not" red */

  /* Type */
  --font: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --maxw: 1200px;

  --r-sm: 8px;
  --r:    14px;
  --r-lg: 20px;

  --shadow: 0 18px 50px -20px rgba(0,0,0,.6);
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 92px; }

body {
  font-family: var(--font);
  background: var(--navy);
  color: var(--gray);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 { color: var(--white); line-height: 1.12; letter-spacing: -.02em; font-weight: 700; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.25rem; letter-spacing: -.01em; }
h4 { font-size: 1.05rem; }
p  { color: var(--gray); }
a  { color: var(--teal); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--teal-bright); }

strong { color: var(--white); font-weight: 600; }

.eyebrow {
  display: inline-block;
  color: var(--teal);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px; height: 2px;
  background: var(--teal);
  vertical-align: middle;
  margin-right: 14px;
  transform: translateY(-3px);
}
.section-kicker {
  color: var(--teal);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: 1.5rem;
}

/* ---------- Layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
section { padding: 92px 0; position: relative; }
.lead { font-size: 1.15rem; max-width: 64ch; color: var(--gray); }
.muted { color: var(--gray-faint); }

.grid { display: grid; gap: 22px; }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: inherit; font-size: .98rem; font-weight: 700;
  padding: 14px 26px; border-radius: 10px;
  cursor: pointer; border: 1.5px solid transparent;
  transition: all .22s var(--ease); letter-spacing: -.01em;
}
.btn-primary { background: var(--teal); color: #04222A; }
.btn-primary:hover { background: var(--teal-bright); color: #04222A; transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(23,179,192,.6); }
.btn-ghost { background: transparent; color: var(--teal); border-color: var(--teal); }
.btn-ghost:hover { background: rgba(23,179,192,.1); color: var(--teal-bright); border-color: var(--teal-bright); transform: translateY(-2px); }
.btn .arrow { transition: transform .22s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8,21,33,.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 74px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 38px; width: auto; display: block; }
.brand .brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand .b1 { color: var(--white); font-weight: 800; font-size: 1.02rem; letter-spacing: .02em; }
.brand .b2 { color: var(--teal); font-weight: 600; font-size: .62rem; letter-spacing: .42em; margin-top: 3px; }

.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; }
.nav-links a {
  color: var(--gray); font-weight: 600; font-size: .92rem;
  padding: 9px 14px; border-radius: 8px;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,.04); }
.nav-links a.active { color: var(--teal); }
.nav-links .nav-cta { margin-left: 8px; }
.nav-links .nav-cta a { background: var(--teal); color: #04222A; padding: 10px 20px; }
.nav-links .nav-cta a:hover { background: var(--teal-bright); color: #04222A; }

.menu-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 42px; height: 42px; padding: 9px; border-radius: 8px;
}
.menu-toggle span { display: block; height: 2px; background: var(--white); border-radius: 2px; transition: all .3s var(--ease); }
.menu-toggle span + span { margin-top: 5px; }
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 96px 0 84px;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(1100px 520px at 78% -10%, rgba(23,179,192,.20), transparent 60%),
    radial-gradient(800px 600px at 12% 110%, rgba(14,122,134,.16), transparent 55%);
  z-index: 0;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero h1 { margin-bottom: 1.4rem; }
.hero .lead { margin-bottom: 2rem; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-trust { margin-top: 1.8rem; font-size: .92rem; color: var(--gray-faint); font-style: italic; }
.hero-page { padding: 80px 0 56px; }
.hero-page .lead { margin-top: 1.2rem; }

/* Hero globe panel */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-globe { width: 100%; max-width: 360px; filter: drop-shadow(0 24px 60px rgba(23,179,192,.35)); animation: float 7s ease-in-out infinite; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-14px)} }
.orbit { position: absolute; border: 1px solid rgba(23,179,192,.18); border-radius: 50%; }

/* ---------- Cards ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 28px;
  transition: transform .25s var(--ease), border-color .25s, background .25s;
}
.card:hover { transform: translateY(-4px); border-color: var(--teal-deep); background: var(--panel-2); }
.card h3 { margin-bottom: .55rem; }
.card h4 { color: var(--teal); margin-bottom: .5rem; }
.card p { font-size: .98rem; }

.card-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(23,179,192,.12); border: 1px solid var(--teal-deep);
  color: var(--teal); font-weight: 800; font-size: 1.05rem;
  margin-bottom: 1rem;
}
.tag {
  display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--teal);
  border: 1px solid var(--teal-deep); border-radius: 100px;
  padding: 5px 14px; margin-bottom: 1rem;
}
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.chip { font-size: .8rem; color: var(--gray); background: rgba(23,179,192,.06); border: 1px solid var(--border); border-radius: 6px; padding: 4px 10px; }

/* Section header block */
.sec-head { max-width: 760px; margin-bottom: 48px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head p { margin-top: 1rem; }

.alt-bg { background: var(--navy-2); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }

/* ---------- Process row ---------- */
.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; position: relative; }
.process .card { padding: 24px 22px; }
.process h4 { color: var(--white); font-size: 1rem; margin: 0 0 .5rem; }

/* ---------- Is / Is not ---------- */
.boundaries { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.bound-col h3 { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; font-size: 1rem; letter-spacing: .12em; text-transform: uppercase; }
.bound-col.is h3 { color: var(--pos); }
.bound-col.isnot h3 { color: var(--neg); }
.bound-item {
  display: flex; align-items: flex-start; gap: 12px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 18px; margin-bottom: 12px;
  font-size: .96rem;
}
.bound-col.is .bound-item { border-left: 3px solid var(--pos); }
.bound-col.isnot .bound-item { border-left: 3px solid var(--neg); }
.bound-item .mark { font-weight: 800; flex-shrink: 0; }
.bound-col.is .mark { color: var(--pos); }
.bound-col.isnot .mark { color: var(--neg); }

/* ---------- Operating model list ---------- */
.op-list { list-style: none; }
.op-list li { position: relative; padding: 14px 0 14px 30px; border-bottom: 1px solid var(--border-soft); color: var(--gray); }
.op-list li:last-child { border-bottom: none; }
.op-list li::before { content: ""; position: absolute; left: 0; top: 21px; width: 9px; height: 9px; background: var(--teal); border-radius: 2px; }
.op-list li strong { color: var(--white); }

/* ---------- Stats ---------- */
.stats { display: flex; gap: 56px; flex-wrap: wrap; }
.stat .num { font-size: 3rem; font-weight: 800; color: var(--teal); line-height: 1; letter-spacing: -.03em; }
.stat .lbl { color: var(--gray); margin-top: 6px; font-size: .95rem; }

/* ---------- Callout / note ---------- */
.note {
  border: 1px solid rgba(214,150,60,.4);
  background: rgba(214,150,60,.06);
  color: #D6963C; border-radius: 10px;
  padding: 14px 18px; font-size: .92rem; font-style: italic;
}
.note-teal {
  border: 1px solid var(--teal-deep);
  background: rgba(23,179,192,.07);
  color: var(--gray); border-radius: 12px;
  padding: 22px 24px;
}
.note-teal strong { color: var(--teal); }

/* ---------- Final CTA band ---------- */
.cta-band {
  background:
    radial-gradient(700px 400px at 80% 20%, rgba(23,179,192,.18), transparent 60%),
    var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 60px 56px;
  display: grid; grid-template-columns: 1.3fr auto; gap: 40px; align-items: center;
}
.cta-band h2 { margin-bottom: 1rem; }
.cta-band p { margin-bottom: 0; max-width: 52ch; }

/* ---------- Mockup / panel diagram (delivery chain) ---------- */
.chain { display: grid; grid-template-columns: 1fr; gap: 0; }
.chain-row { display: flex; align-items: center; gap: 16px; padding: 16px 0; }
.chain-node {
  flex: 1; background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px;
}
.chain-node.client { border-color: var(--teal-deep); }
.chain-node .role { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--gray-faint); }
.chain-node .who { color: var(--white); font-weight: 700; margin-top: 4px; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { color: var(--white); font-size: .88rem; font-weight: 600; }
.field label .req { color: var(--teal); }
.field input, .field select, .field textarea {
  font-family: inherit; font-size: .98rem;
  background: var(--navy-2); color: var(--white);
  border: 1px solid var(--border); border-radius: 9px;
  padding: 13px 15px; transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input::placeholder, .field textarea::placeholder { color: var(--gray-faint); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(23,179,192,.18);
}
.field select { appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2393A6B2' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center; padding-right: 38px;
}
.form-note { font-size: .85rem; color: var(--gray-faint); margin-top: 6px; }
.form-success { display: none; background: rgba(47,179,126,.1); border: 1px solid var(--pos); color: var(--pos); border-radius: 10px; padding: 16px 20px; margin-bottom: 20px; }
.form-success.show { display: block; }

/* Contact info panel */
.contact-info { display: flex; flex-direction: column; gap: 26px; }
.info-block .info-label { color: var(--teal); font-size: .74rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; margin-bottom: 8px; }
.info-block .info-val { color: var(--white); font-weight: 500; }
.info-block .info-val a { color: var(--white); }
.info-block .info-val a:hover { color: var(--teal); }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-2); border-top: 1px solid var(--border-soft); padding: 64px 0 32px; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 48px; }
.footer-top .brand { margin-bottom: 18px; }
.footer-col h4 { color: var(--white); font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--gray); font-size: .94rem; }
.footer-col a:hover { color: var(--teal); }
.footer-about { color: var(--gray); font-size: .94rem; max-width: 34ch; }
.footer-bottom { border-top: 1px solid var(--border-soft); padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; color: var(--gray-faint); font-size: .85rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Focus visibility (a11y) ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--teal-bright); outline-offset: 3px; border-radius: 4px;
}
.skip-link { position: absolute; left: -999px; top: 0; background: var(--teal); color: #04222A; padding: 10px 16px; z-index: 200; border-radius: 0 0 8px 0; font-weight: 700; }
.skip-link:focus { left: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; }
  .hero-globe { max-width: 240px; }
  .g-3 { grid-template-columns: repeat(2, 1fr); }
  .g-4 { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .cta-band { grid-template-columns: 1fr; padding: 44px 32px; }
}
@media (max-width: 760px) {
  .menu-toggle { display: block; }
  .nav-links {
    position: fixed; inset: 74px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--navy-2); border-bottom: 1px solid var(--border);
    padding: 12px 18px 22px;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: all .28s var(--ease);
  }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 14px 12px; font-size: 1rem; border-radius: 8px; }
  .nav-links .nav-cta { margin: 8px 0 0; }
  .nav-links .nav-cta a { text-align: center; justify-content: center; }
  section { padding: 64px 0; }
  .hero { padding: 64px 0 56px; }
  .g-2, .g-3, .g-4, .process, .boundaries, .form-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .stats { gap: 36px; }
  .cta-band { padding: 36px 24px; }
  body { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}