/* =========================================
   RESET & TOKENS
========================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --dark-950:  #060d18;
  --dark-900:  #09121f;
  --dark-800:  #0d1b35;
  --dark-700:  #122349;
  --dark-600:  #162d5e;
  --blue:      #2563EB;
  --blue-hover:#3b82f6;
  --gold:      #F59E0B;
  --gold-dark: #d97706;
  --white:     #ffffff;
  --grey-50:   #f0f4f8;
  --grey-100:  #e2e8f0;
  --grey-200:  #cbd5e1;
  --grey-400:  #94a3b8;
  --grey-500:  #64748b;
  --grey-700:  #334155;
  --grey-900:  #1F2937;
  --text:      #1F2937;
  --text-body: #4B5563;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t:    0.22s;
  --r:    4px;
  --max-w: 1280px;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font); color: var(--grey-900); background: var(--white); line-height: 1.6; overflow-x: hidden; }
img  { display: block; max-width: 100%; height: auto; }
a    { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: var(--font); background: none; border: none; }
ul, ol { list-style: none; }
input, select, textarea { font-family: var(--font); }

.container { width: 90%; max-width: var(--max-w); margin: 0 auto; }

/* =========================================
   ANNOUNCEMENT BAR
========================================= */
.ann-bar {
  background: var(--dark-950);
  padding: 9px 24px;
  text-align: center;
  font-size: 12.5px;
  color: rgba(255,255,255,0.38);
  letter-spacing: 0.01em;
}
.ann-bar strong { color: var(--gold); font-weight: 500; }

/* =========================================
   NAVIGATION
========================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(9,18,31,0.97);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: box-shadow var(--t) var(--ease);
}
.nav.scrolled { box-shadow: 0 4px 40px rgba(0,0,0,0.45); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
  gap: 32px;
}

.nav-logo img {
  height: 68px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 13.5px;
  font-weight: 500;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.01em;
  transition: color var(--t) var(--ease);
  white-space: nowrap;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1.5px;
  background: var(--blue);
  transition: width var(--t) var(--ease);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--white); }
.nav-links a.active::after { width: 100%; }

/* Services dropdown */
.nav-item { position: relative; }
.nav-item::after { content: ''; position: absolute; top: 100%; left: 0; right: 0; height: 16px; }
.nav-item > a { display: flex; align-items: center; gap: 5px; }
.nav-item > a .nav-chevron { display: inline-block; width: 8px; height: 5px; transition: transform var(--t) var(--ease); }
.nav-item:hover > a .nav-chevron { transform: rotate(180deg); }
.nav-item:hover > a { color: var(--white); }
.nav-item:hover > a::after { width: 100%; }
.nav-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dark-800);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 10px;
  padding: 8px;
  min-width: 220px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  z-index: 910;
}
.nav-item:hover .nav-dropdown { display: block; }
.nav-dropdown a {
  display: block;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  border-radius: 6px;
  transition: background var(--t) var(--ease), color var(--t) var(--ease);
  white-space: nowrap;
}
.nav-dropdown a::after { display: none; }
.nav-dropdown a:hover { background: rgba(255,255,255,0.06); color: var(--white); }

.nav-cta {
  background: var(--blue);
  color: var(--white);
  padding: 10px 22px;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  border-radius: var(--r);
  white-space: nowrap;
  display: inline-block;
  transition: background var(--t) var(--ease), transform var(--t) var(--ease);
}
.nav-cta:hover { background: var(--blue-hover); transform: translateY(-1px); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-hamburger span {
  display: block;
  width: 22px; height: 1.8px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--t) var(--ease), opacity var(--t) var(--ease);
}
.nav-hamburger.active span:nth-child(1) { transform: translateY(6.8px) rotate(45deg); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; }
.nav-hamburger.active span:nth-child(3) { transform: translateY(-6.8px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 88px; left: 0; right: 0;
  background: var(--dark-800);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 16px 20px 24px;
  z-index: 899;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 13px 16px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  border-radius: var(--r);
  transition: background var(--t) var(--ease), color var(--t) var(--ease);
}
.mobile-menu a:hover { background: rgba(255,255,255,0.06); color: var(--white); }
.mobile-menu .m-cta {
  display: block;
  text-align: center;
  margin-top: 12px;
  padding: 13px;
  background: var(--blue);
  color: var(--white);
  font-weight: 700;
  border-radius: var(--r);
}

/* =========================================
   BUTTONS
========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  border-radius: var(--r);
  padding: 14px 30px;
  transition: transform var(--t) var(--ease), background var(--t) var(--ease), border-color var(--t) var(--ease);
  cursor: pointer;
  border: none;
}
.btn:hover { transform: translateY(-2px); }
.btn-cyan { background: var(--blue); color: var(--white); }
.btn-cyan:hover { background: var(--blue-hover); }
.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.25);
}
.btn-outline-white:hover { border-color: rgba(255,255,255,0.65); background: rgba(255,255,255,0.06); }

/* =========================================
   PAGE HERO (inner service pages)
========================================= */
.page-hero {
  background: var(--dark-900);
  padding: 88px 0 96px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -150px; right: -150px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(37,99,235,0.07) 0%, transparent 65%);
  pointer-events: none;
}
.page-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  margin-bottom: 24px;
  letter-spacing: 0.01em;
}
.page-breadcrumb a { color: rgba(255,255,255,0.35); transition: color var(--t) var(--ease); }
.page-breadcrumb a:hover { color: rgba(255,255,255,0.7); }
.page-breadcrumb span { color: rgba(255,255,255,0.18); margin: 0 2px; }
.page-hero h1 {
  font-size: clamp(30px, 4vw, 56px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -0.025em;
  max-width: 800px;
  margin-bottom: 22px;
}
.page-hero-sub {
  font-size: clamp(15px, 1.2vw, 17.5px);
  color: rgba(255,255,255,0.55);
  line-height: 1.75;
  max-width: 620px;
  margin-bottom: 36px;
}
.page-hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* =========================================
   EYEBROW
========================================= */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.eyebrow-rule { width: 28px; height: 1.5px; background: var(--gold); }

/* =========================================
   SECTION UTILITIES
========================================= */
.section    { padding: 100px 0; }
.section-sm { padding: 80px  0; }

.label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 16px;
}
.label-on-dark { color: var(--gold); }

.h2 {
  font-size: clamp(30px, 3.4vw, 48px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  line-height: 1.1;
}
.h2-white { color: var(--white); }

.lead {
  font-size: 17px;
  color: var(--text-body);
  line-height: 1.72;
  max-width: 580px;
  margin-top: 16px;
}
.lead-muted { color: rgba(255,255,255,0.62); }

/* =========================================
   PROBLEMS SECTION
========================================= */
.problems-bg { background: var(--grey-50); }
.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.problem-card {
  padding: 28px 24px;
  background: var(--white);
  border-top: 3px solid var(--grey-200);
  transition: border-top-color var(--t) var(--ease), transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.problem-card:hover,
.problems-grid .problem-card:hover { border-top-color: var(--gold); transform: scale(1.05) translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.15); }
.problem-icon { color: var(--gold-dark); margin-bottom: 14px; }
.problem-title { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.problem-text { font-size: 13.5px; color: var(--text-body); line-height: 1.65; }

/* =========================================
   SOLUTION SECTION
========================================= */
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.solution-img { width: 100%; height: 480px; object-fit: cover; }
.solution-list { margin-top: 32px; display: flex; flex-direction: column; gap: 20px; }
.solution-item { display: flex; gap: 16px; align-items: flex-start; }
.solution-item-num {
  flex-shrink: 0;
  width: 28px; height: 28px;
  background: rgba(37,99,235,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
  color: var(--blue);
  margin-top: 2px;
}
.solution-item-title { font-size: 14.5px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.solution-item-text { font-size: 14px; color: var(--text-body); line-height: 1.65; }

/* =========================================
   PROCESS (4-step)
========================================= */
.process-bg { background: var(--grey-50); }
.process-header { text-align: center; margin-bottom: 80px; }
.process-header .lead { margin: 16px auto 0; text-align: center; }
.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
}
.process-track::before {
  content: '';
  position: absolute;
  top: 30px;
  left: calc(12.5% + 8px);
  right: calc(12.5% + 8px);
  height: 1px;
  background: var(--grey-200);
}
.process-step { text-align: center; padding: 0 20px; position: relative; z-index: 1; }
.process-num {
  width: 60px; height: 60px;
  background: var(--white);
  border: 1.5px solid var(--grey-200);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
  margin: 0 auto 32px;
  letter-spacing: -0.02em;
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease), color var(--t) var(--ease);
}
.process-step:hover .process-num { background: var(--blue); border-color: var(--blue); color: var(--white); }
.process-title { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
.process-text { font-size: 13.5px; color: var(--text-body); line-height: 1.65; }

/* 6-step process */
.process-track-6 {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  position: relative;
}
.process-track-6::before {
  content: '';
  position: absolute;
  top: 30px;
  left: calc(8.33% + 8px);
  right: calc(8.33% + 8px);
  height: 1px;
  background: var(--grey-200);
}

/* =========================================
   INDUSTRIES / WHO SECTION
========================================= */
.ind-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  background: var(--grey-200);
}
.ind-card {
  background: var(--white);
  padding: 44px 36px;
  position: relative;
  transition: background var(--t) var(--ease), transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.ind-card:hover,
.ind-grid .ind-card:hover { background: #f5f8ff; transform: scale(1.05) translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.15); z-index: 1; }
.ind-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.36s var(--ease);
}
.ind-card:hover::after { transform: scaleX(1); }
.ind-icon { width: 44px; height: 44px; color: var(--blue); opacity: 0.7; margin-bottom: 20px; }
.ind-name { font-size: 19px; font-weight: 700; color: var(--text); letter-spacing: -0.02em; margin-bottom: 10px; }
.ind-text { font-size: 13.5px; color: var(--text-body); line-height: 1.65; }

/* =========================================
   FAQ
========================================= */
.faq-bg { background: var(--grey-50); }
.faq-layout { display: grid; grid-template-columns: 1fr 2fr; gap: 88px; }
.faq-sidebar .lead { margin-top: 16px; }
.faq-sidebar .lead a { color: var(--blue); font-weight: 600; transition: color var(--t) var(--ease); }
.faq-sidebar .lead a:hover { color: var(--blue-hover); }
.faq-list { display: flex; flex-direction: column; }
.faq-item { border-bottom: 1px solid var(--grey-200); }
.faq-item:first-child { border-top: 1px solid var(--grey-200); }
.faq-btn {
  width: 100%;
  text-align: left;
  padding: 24px 0;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color var(--t) var(--ease);
  background: none; border: none; cursor: pointer;
}
.faq-btn:hover { color: var(--blue); }
.faq-icon {
  flex-shrink: 0;
  width: 22px; height: 22px;
  border: 1.5px solid var(--grey-200);
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease);
}
.faq-item.open .faq-icon { transform: rotate(180deg); border-color: var(--blue); }
.faq-item.open .faq-icon svg { stroke: var(--blue); }
.faq-body { display: none; padding-bottom: 24px; font-size: 15px; color: var(--text-body); line-height: 1.72; }
.faq-item.open .faq-body { display: block; }

/* =========================================
   CTA / CONTACT
========================================= */
.cta-section {
  position: relative;
  background: var(--dark-800);
  padding: 120px 0;
  overflow: hidden;
  text-align: center;
}
.cta-photo {
  position: absolute; inset: 0;
  background-image: url('https://images.unsplash.com/photo-1494412574643-ff11b0a5c1c3?auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
}
.cta-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 900px; height: 600px;
  background: radial-gradient(ellipse at center,
    rgba(37,99,235,0.08) 0%,
    rgba(245,158,11,0.04) 45%,
    transparent 70%
  );
  pointer-events: none;
}
.cta-content { position: relative; z-index: 1; }
.cta-content .h2-white { max-width: 640px; margin: 12px auto 0; }
.cta-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.44);
  line-height: 1.7;
  max-width: 520px;
  margin: 20px auto 48px;
}
.contact-form { max-width: 740px; margin: 52px auto 0; text-align: left; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-full { grid-column: 1 / -1; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.38);
}
.form-ctrl {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--white);
  padding: 13px 16px;
  font-size: 15px;
  font-family: var(--font);
  border-radius: var(--r);
  outline: none;
  width: 100%;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
  -webkit-appearance: none;
}
.form-ctrl::placeholder { color: rgba(255,255,255,0.18); }
.form-ctrl:focus { border-color: var(--blue); background: rgba(37,99,235,0.06); }
.form-ctrl option { color: var(--grey-900); background: var(--white); }
textarea.form-ctrl { resize: vertical; min-height: 120px; }
.form-submit { display: flex; justify-content: center; margin-top: 20px; }
.form-submit .btn { font-size: 15px; padding: 15px 40px; }
.form-success { text-align: center; margin-top: 20px; font-size: 15px; color: var(--gold); font-weight: 600; display: none; }

/* =========================================
   FOOTER
========================================= */
.footer { background: var(--dark-950); padding: 80px 0 0; }
.footer-top {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-logo { margin-bottom: 16px; }
.footer-logo img { height: 280px; width: auto; }
.footer-brand-text { font-size: 13.5px; color: rgba(255,255,255,0.3); line-height: 1.7; max-width: 280px; }
.footer-col-title {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.25);
  margin-bottom: 20px;
}
.footer-links li + li { margin-top: 12px; }
.footer-links a { font-size: 13.5px; color: rgba(255,255,255,0.45); transition: color var(--t) var(--ease); }
.footer-links a:hover { color: var(--blue-hover); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 12.5px;
  color: rgba(255,255,255,0.18);
  flex-wrap: wrap;
  gap: 12px;
}

/* =========================================
   REVEAL ANIMATIONS
========================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].revealed { opacity: 1; transform: translateY(0); }
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }

/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 1100px) {
  .solution-grid              { gap: 52px; }
  .problems-grid              { grid-template-columns: repeat(2, 1fr); }
  .faq-layout                 { gap: 56px; }
  .footer-top                 { grid-template-columns: 1fr 1fr; gap: 40px; }
  .process-track-6            { grid-template-columns: repeat(3, 1fr); gap: 40px; }
  .process-track-6::before    { display: none; }
}
@media (max-width: 900px) {
  /* Nav */
  .nav-links, .nav-cta        { display: none; }
  .nav-hamburger              { display: flex; }

  /* Page hero */
  .page-hero                  { padding: 60px 0 68px; }
  .page-hero-actions          { flex-direction: column; align-items: flex-start; }

  /* Solution */
  .solution-grid              { grid-template-columns: 1fr; gap: 40px; }
  .solution-img               { height: 260px; }

  /* Process */
  .process-track              { grid-template-columns: 1fr 1fr; gap: 40px; }
  .process-track::before      { display: none; }
  .process-track-6            { grid-template-columns: repeat(2, 1fr); }

  /* Industries */
  .ind-grid                   { grid-template-columns: repeat(2, 1fr); }

  /* FAQ */
  .faq-layout                 { grid-template-columns: 1fr; gap: 40px; }

  /* Footer */
  .footer-logo img            { height: 80px; }
  .footer-top                 { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom              { flex-direction: column; text-align: center; }
}
@media (max-width: 580px) {
  .section                    { padding: 64px 0; }
  .page-hero                  { padding: 48px 0 56px; }
  .page-hero h1               { font-size: 28px; }
  .problems-grid              { grid-template-columns: 1fr; }
  .process-track              { grid-template-columns: 1fr; }
  .process-track-6            { grid-template-columns: 1fr; }
  .ind-grid                   { grid-template-columns: 1fr; }
  .form-row                   { grid-template-columns: 1fr; }
  .ann-bar                    { font-size: 11.5px; padding: 8px 16px; }
  .process-step               { padding: 0 0 0 16px; text-align: left; display: flex; align-items: flex-start; gap: 16px; }
  .process-num                { flex-shrink: 0; margin: 0; }
  .solution-grid              { grid-template-columns: 1fr; }
  .solution-img               { height: 260px; }
}