/* ===========================================================
   Nexodus BPO — main.css
   Modern, responsive, dark-on-light with deep navy + accent
   =========================================================== */

:root {
  --navy-900: #0b1e3a;
  --navy-800: #112a52;
  --navy-700: #1b3a6f;
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --bg-alt: #eef3fb;
  --accent: #ff7a3d;
  --accent-2: #3ec5ff;
  --ok: #10b981;
  --warn: #f59e0b;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06), 0 1px 1px rgba(15,23,42,.04);
  --shadow-md: 0 10px 30px -10px rgba(15,23,42,.25);
  --shadow-lg: 0 30px 60px -20px rgba(11,30,58,.35);
  --maxw: 1180px;
  --t: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

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

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 .5rem;
}
h1 { font-size: clamp(2.25rem, 4.5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 700; }
p  { margin: 0 0 1rem; color: var(--ink-2); }

.eyebrow {
  display: inline-block;
  font-size: .78rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: .75rem;
}

.lede { font-size: 1.1rem; color: var(--ink-2); max-width: 60ch; }

.grad {
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .9rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s var(--t), box-shadow .2s var(--t), background .2s var(--t), color .2s var(--t);
  white-space: nowrap;
}
.btn-sm { padding: .55rem 1rem; font-size: .9rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #ff5e1f 100%);
  color: #fff;
  box-shadow: 0 10px 24px -8px rgba(255,122,61,.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(255,122,61,.65); }

.btn-ghost {
  background: transparent;
  color: var(--navy-900);
  border-color: rgba(11,30,58,.18);
}
.btn-ghost:hover { background: rgba(11,30,58,.06); }

.link-arrow {
  display: inline-flex; align-items: center; gap: .25rem;
  margin-top: auto;
  color: var(--navy-900);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color .2s, color .2s, gap .2s var(--t);
}
.link-arrow:hover { color: var(--accent); gap: .55rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0; z-index: 50;
  background: rgba(255,255,255,.78);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700; font-size: 1.15rem;
  color: var(--navy-900);
}
.brand em { font-style: normal; color: var(--accent); margin-left: .15rem; }
.brand-mark { display: inline-flex; }

.nav-main { display: flex; align-items: center; gap: 2rem; }
.nav-main > a {
  color: var(--ink-2);
  font-weight: 500;
  font-size: .98rem;
  position: relative;
  transition: color .2s;
}
.nav-main > a:hover { color: var(--navy-900); }
.nav-main > a:not(.btn):after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--accent); transform: scaleX(0);
  transform-origin: left center; transition: transform .2s var(--t);
}
.nav-main > a:not(.btn):hover:after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  background: none; border: 0; padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--navy-900);
  margin: 5px 0; transition: transform .25s var(--t), opacity .2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(3.5rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 5rem);
  background:
    radial-gradient(1200px 400px at 80% -200px, rgba(62,197,255,.20), transparent 60%),
    radial-gradient(900px 300px at -10% 10%, rgba(255,122,61,.18), transparent 55%),
    linear-gradient(180deg, #fafcff, #ffffff);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,30,58,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,30,58,.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at center, #000 35%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 35%, transparent 75%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}
.hero h1 { margin-bottom: 1rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.5rem 0 2rem; }

.hero-trust {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--line);
  max-width: 520px;
}
.hero-trust li { display: flex; flex-direction: column; }
.hero-trust strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem; color: var(--navy-900);
}
.hero-trust span { color: var(--muted); font-size: .85rem; }

/* Hero card mockup */
.hero-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.1rem;
  box-shadow: var(--shadow-lg);
  transform: perspective(1200px) rotateY(-4deg) rotateX(2deg);
  transition: transform .6s var(--t);
}
.hero-card:hover { transform: perspective(1200px) rotateY(0) rotateX(0); }
.card-row {
  display: flex; align-items: center; gap: .4rem;
  padding-bottom: .85rem; border-bottom: 1px solid var(--line);
  margin-bottom: .85rem;
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-a { background: #ff5f57; } .dot-b { background: #febc2e; } .dot-c { background: #28c840; }
.card-label { margin-left: auto; font-size: .8rem; color: var(--muted); }

.card-body { display: flex; flex-direction: column; gap: .55rem; }
.member {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center; gap: .75rem;
  padding: .65rem .75rem;
  border-radius: 12px;
  background: var(--bg-soft);
  transition: transform .2s var(--t);
}
.member:hover { transform: translateX(3px); }
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700; font-size: .85rem; color: #fff;
  font-family: 'Space Grotesk', sans-serif;
}
.a1 { background: linear-gradient(135deg, #3ec5ff, #1f7ad6); }
.a2 { background: linear-gradient(135deg, #10b981, #047857); }
.a3 { background: linear-gradient(135deg, #ff7a3d, #ef4444); }
.a4 { background: linear-gradient(135deg, #a78bfa, #6d28d9); }
.m-name { margin: 0; font-weight: 600; color: var(--navy-900); font-size: .95rem; }
.m-task { margin: 0; font-size: .8rem; color: var(--muted); }
.pill {
  font-size: .72rem; font-weight: 600;
  padding: .25rem .55rem; border-radius: 999px;
}
.pill.ok { background: rgba(16,185,129,.12); color: #047857; }
.pill.warn { background: rgba(245,158,11,.14); color: #b45309; }

.card-foot {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  align-items: center; gap: .75rem;
  margin-top: .85rem; padding-top: .85rem;
  border-top: 1px solid var(--line);
  font-size: .85rem; color: var(--muted);
}
.bar {
  height: 6px; background: var(--bg-alt); border-radius: 999px; overflow: hidden;
}
.bar > span {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  border-radius: inherit;
  animation: grow 1.4s var(--t) both;
}
@keyframes grow { from { width: 0 !important; } }

.card-foot strong { color: var(--navy-900); font-family: 'Space Grotesk', sans-serif; }

/* ---------- Logo strip ---------- */
.logo-strip {
  padding: 1.5rem 0;
  background: var(--bg-soft);
  border-block: 1px solid var(--line);
}
.strip-label {
  text-align: center; color: var(--muted);
  font-size: .85rem; margin: 0 0 .75rem;
}
.strip-row {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 1.5rem 2.5rem;
  color: var(--ink-2);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  opacity: .75;
}
.strip-row span:hover { opacity: 1; color: var(--navy-900); }

/* ---------- Sections ---------- */
.section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.section-alt { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 3rem; }
.section-head p { color: var(--ink-2); }

/* ---------- Services ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}
.service-card {
  display: flex; flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform .25s var(--t), box-shadow .25s var(--t), border-color .25s;
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255,122,61,.35);
}
.service-card .ico {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(62,197,255,.15), rgba(255,122,61,.15));
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.service-card h3 { color: var(--navy-900); }
.service-card ul {
  list-style: none; padding: 0; margin: .5rem 0 1.25rem;
  display: flex; flex-direction: column; gap: .35rem;
}
.service-card li {
  font-size: .92rem; color: var(--ink-2);
  padding-left: 1.25rem; position: relative;
}
.service-card li:before {
  content: "✓"; position: absolute; left: 0;
  color: var(--accent); font-weight: 700;
}
.service-card.highlight {
  background: linear-gradient(180deg, #fff, #fff8f3);
  border-color: rgba(255,122,61,.4);
}
.service-card.highlight:before {
  content: "Most popular";
  position: absolute; top: 14px; right: 14px;
  background: var(--accent); color: #fff;
  font-size: .7rem; font-weight: 700;
  padding: .25rem .55rem; border-radius: 999px;
  letter-spacing: .04em; text-transform: uppercase;
}

/* ---------- Industries ---------- */
.ind-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
}
.ind {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  display: flex; align-items: center; gap: .75rem;
  font-weight: 600;
  color: var(--navy-900);
  font-size: .95rem;
  transition: transform .2s var(--t), border-color .2s;
  font-size: 1.5rem; /* emoji size */
}
.ind span {
  font-family: 'Inter', sans-serif;
  font-size: .95rem;
}
.ind:hover { transform: translateY(-3px); border-color: rgba(62,197,255,.5); }

/* ---------- Why us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.why-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.25rem; }
.why-list li {
  padding: 1.25rem 1.5rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .2s, transform .2s var(--t);
}
.why-list li:hover { border-color: rgba(255,122,61,.4); transform: translateX(4px); }
.why-list h4 {
  display: flex; align-items: center; gap: .75rem;
  color: var(--navy-900); margin-bottom: .35rem;
}
.why-list h4 span {
  display: inline-grid; place-items: center;
  width: 32px; height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  color: #fff; font-size: .85rem;
  font-family: 'Space Grotesk', sans-serif;
}
.why-list p { margin: 0; }

/* ---------- Steps ---------- */
.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  counter-reset: step;
}
.steps li {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
}
.step-n {
  display: inline-grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--navy-900); color: #fff;
  font-family: 'Space Grotesk', sans-serif; font-weight: 700;
  margin-bottom: 1rem;
}
.steps h4 { color: var(--navy-900); }
.steps p { margin: 0; }

/* ---------- Testimonial ---------- */
.testimonial blockquote {
  margin: 0; text-align: center;
  max-width: 780px; margin-inline: auto;
}
.testimonial p {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  line-height: 1.35;
  color: var(--navy-900);
  margin-bottom: 1rem;
}
.testimonial footer { color: var(--muted); }

/* ---------- Contact ---------- */
.contact {
  background:
    radial-gradient(800px 300px at 90% 10%, rgba(62,197,255,.16), transparent 60%),
    radial-gradient(700px 280px at 0% 80%, rgba(255,122,61,.14), transparent 60%),
    var(--navy-900);
  color: #fff;
}
.contact .eyebrow { color: var(--accent-2); }
.contact h2 { color: #fff; }
.contact p { color: rgba(255,255,255,.78); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}
.contact-meta {
  list-style: none; padding: 0; margin: 1rem 0 0;
  display: flex; flex-direction: column; gap: .5rem;
  color: rgba(255,255,255,.85);
}
.contact-meta a { color: #fff; border-bottom: 1px dashed rgba(255,255,255,.35); }
.contact-meta a:hover { border-bottom-color: var(--accent); }

.contact-form {
  background: #fff;
  color: var(--ink);
  padding: clamp(1.25rem, 3vw, 2rem);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.contact-form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
.contact-form label {
  display: block; font-size: .85rem;
  font-weight: 600; color: var(--ink-2);
}
.contact-form label.full { display: block; margin-bottom: 1rem; }
.contact-form label > span { display: block; margin-bottom: .35rem; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: .75rem .9rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  font: inherit;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(255,122,61,.15);
}
.form-note { margin: .75rem 0 0; font-size: .9rem; color: var(--ok); min-height: 1.2em; }
.form-note.error { color: #b91c1c; }

/* ---------- Footer ---------- */
.site-footer {
  background: #07142b;
  color: rgba(255,255,255,.75);
  padding: 3.5rem 0 1.5rem;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.foot-grid h5 {
  color: #fff; font-size: .95rem;
  margin: 0 0 .75rem; font-family: 'Space Grotesk', sans-serif;
}
.foot-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .4rem; }
.foot-grid a { color: rgba(255,255,255,.7); transition: color .15s; }
.foot-grid a:hover { color: #fff; }
.foot-copy { color: rgba(255,255,255,.65); max-width: 36ch; margin-top: .75rem; }
.foot-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between;
  gap: .5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.6);
  font-size: .88rem;
}
.foot-bottom a { color: rgba(255,255,255,.75); }
.foot-bottom a:hover { color: #fff; }
.site-footer .brand { color: #fff; }
.site-footer .brand em { color: var(--accent); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--t), transform .6s var(--t); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { transform: none; max-width: 480px; margin: 0 auto; }
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-main {
    position: absolute; left: 0; right: 0; top: 72px;
    flex-direction: column; align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    padding: .5rem 1rem 1rem;
    transform: translateY(-12px);
    opacity: 0; pointer-events: none;
    transition: opacity .2s, transform .2s var(--t);
  }
  .nav-main.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav-main > a { padding: .85rem .25rem; border-bottom: 1px solid var(--line); }
  .nav-main > a:last-child { border-bottom: 0; margin-top: .5rem; }
  .nav-main > a:not(.btn):after { display: none; }
  .nav-toggle { display: inline-block; }

  .contact-form .row { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .hero-trust { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 460px) {
  .foot-grid { grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .hero-cta .btn { width: 100%; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}