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

:root {
  --blue-50:  #EEF4FA;
  --blue-100: #C8DDEF;
  --blue-200: #A3C5E4;
  --blue-400: #5E96C8;
  --blue-600: #2E6A9E;
  --blue-800: #1A4268;
  --blue-900: #0D2440;

  --slate-50:  #F2F4F7;
  --slate-100: #E2E6EC;
  --slate-200: #C8CFD9;
  --slate-400: #8A96A8;
  --slate-600: #57647A;
  --slate-800: #2E3A4E;

  --white: #FFFFFF;
  --text-primary: #2E3A4E;
  --text-secondary: #57647A;
  --text-muted: #8A96A8;
  --border: #D4DDE8;
  --border-light: #E8EDF4;

  --header-bg: linear-gradient(180deg, #C8D8E8 0%, #D8E6F0 60%, #EAF1F7 100%);
  --hero-bg: linear-gradient(160deg, #EAF2F8 0%, #F5F8FB 50%, #FFFFFF 100%);
  --alt-bg: #F4F8FB;
  --contact-bg: linear-gradient(160deg, #1A3A5C 0%, #2A5480 100%);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;

  --shadow-sm: 0 1px 3px rgba(30, 50, 80, 0.08), 0 1px 2px rgba(30, 50, 80, 0.04);
  --shadow-md: 0 4px 12px rgba(30, 50, 80, 0.10), 0 2px 4px rgba(30, 50, 80, 0.06);
  --shadow-lg: 0 8px 24px rgba(30, 50, 80, 0.12);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Lato', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ===== NAVIGATION ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--blue-800);
  letter-spacing: -0.01em;
}

.nav-logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--blue-800); }

.nav-cta {
  padding: 0.4rem 1rem;
  background: var(--blue-600);
  color: var(--white) !important;
  border-radius: var(--radius-md);
  font-weight: 500 !important;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: var(--blue-800) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ===== HERO ===== */
.hero {
  background: var(--hero-bg);
  padding: 5rem 2rem 4rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  max-width: 1160px;
  margin: 0 auto;
  align-items: center;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--blue-900);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-keywords {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: right;
}

.hero-keywords span {
  font-size: clamp(1.4rem, 3vw, 2.25rem);
  font-weight: 300;
  color: var(--slate-200);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: 1.5px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: var(--blue-600);
  color: var(--white);
  border-color: var(--blue-600);
}

.btn-primary:hover {
  background: var(--blue-800);
  border-color: var(--blue-800);
}

.btn-ghost {
  background: transparent;
  color: var(--blue-600);
  border-color: var(--blue-200);
}

.btn-ghost:hover {
  background: var(--blue-50);
  border-color: var(--blue-400);
}

.btn-full { width: 100%; justify-content: center; }

/* ===== LAYOUT UTILITIES ===== */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section { padding: 5rem 0; }
.section--alt { background: var(--alt-bg); }

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 0.5rem;
}

.section-label--light { color: var(--blue-100); }

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 300;
  color: var(--blue-900);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto;
}

/* ===== SERVICES GRID ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: box-shadow 0.25s, transform 0.25s;
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.service-icon svg { width: 24px; height: 24px; }

.service-icon--blue   { background: var(--blue-50);   color: var(--blue-600); }
.service-icon--teal   { background: #E6F4F0;           color: #2A7A68; }
.service-icon--indigo { background: #EEEDF8;           color: #4A45A0; }
.service-icon--slate  { background: var(--slate-50);   color: var(--slate-600); }

.service-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.65;
}

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.service-list li {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding-left: 1rem;
  position: relative;
}

.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue-200);
}

/* ===== CLIENTS ===== */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.client-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem 1.5rem;
  background: var(--white);
  text-decoration: none;
  transition: background 0.2s;
  cursor: pointer;
}

.client-card:hover { background: var(--blue-50); }

.client-logo {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--slate-600);
  letter-spacing: -0.01em;
  line-height: 1;
}

.client-img {
  max-width: 140px;
  max-height: 56px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(20%);
  transition: filter 0.2s;
}

.client-card:hover .client-img { filter: grayscale(0%); }

.client-url {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Individual logo styles */
.client-logo--att    { color: #00A8E0; font-weight: 400; font-size: 1.3rem; letter-spacing: -0.02em; }
.client-logo--att .logo-icon { font-size: 1.5rem; font-style: normal; }

.client-logo--directv { color: #003F87; font-weight: 800; font-size: 1.05rem; letter-spacing: 0.04em; }

.client-logo--vb { gap: 0.6rem; color: var(--slate-700); font-size: 0.95rem; font-weight: 400; }
.vb-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--blue-800);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 2px;
  letter-spacing: 0;
  flex-shrink: 0;
}

.client-logo--surge  { color: var(--slate-800); font-size: 1.3rem; font-weight: 800; letter-spacing: 0.06em; }

.client-logo--iqvia  { color: #004B87; font-size: 1.25rem; font-weight: 800; letter-spacing: 0.05em; }
.iqvia-lines { font-size: 1rem; letter-spacing: -0.1em; margin-right: 2px; }

.client-logo--valtech { color: #1A1A1A; font-size: 1.2rem; font-weight: 400; letter-spacing: -0.02em; }
.valtech-dot { color: var(--blue-600); }

.client-logo--vertex { color: #00A550; font-size: 1.05rem; font-weight: 700; letter-spacing: 0.04em; }
.vertex-chevron { font-size: 1.3rem; line-height: 1; color: #00A550; font-style: normal; }

.client-logo--your-project {
  color: var(--blue-400);
  font-size: 1.1rem;
  font-weight: 500;
  font-style: italic;
  letter-spacing: -0.01em;
  border: 1.5px dashed var(--blue-200);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-md);
}

.client-card--cta { background: var(--blue-50); }
.client-card--cta:hover { background: var(--blue-100); }
.client-card--cta .client-url { color: var(--blue-600); }

@media (max-width: 760px) {
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 420px) {
  .clients-grid { grid-template-columns: 1fr 1fr; }
  .client-card { padding: 1.25rem 1rem; }
}

/* ===== ABOUT ===== */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.about-text .section-title { text-align: left; margin-bottom: 1.25rem; }
.about-text .section-label { display: block; margin-bottom: 0.5rem; }

.about-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.pillar {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  box-shadow: var(--shadow-sm);
}

.pillar-num {
  font-size: 2rem;
  font-weight: 300;
  color: var(--blue-600);
  letter-spacing: -0.03em;
  line-height: 1;
}

.pillar-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ===== PROCESS ===== */
.process-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.process-step {
  flex: 1;
  text-align: center;
  padding: 0 1.5rem;
}

.process-connector {
  width: 48px;
  height: 2px;
  background: var(--border);
  flex-shrink: 0;
  margin-top: 1.75rem;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  color: var(--blue-600);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.step-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== CONTACT ===== */
.section--contact {
  background: var(--contact-bg);
  padding: 5rem 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.contact-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 300;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.contact-sub {
  color: var(--blue-100);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.contact-details { display: flex; flex-direction: column; gap: 0.75rem; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--blue-200);
  flex-shrink: 0;
}

.contact-item a,
.contact-item span {
  color: var(--blue-100);
  font-size: 0.95rem;
  transition: color 0.2s;
}

.contact-item a:hover { color: var(--white); }

/* Form */
.contact-form {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.6rem 0.85rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-400);
  box-shadow: 0 0 0 3px rgba(94, 150, 200, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-group select { cursor: pointer; }

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===== TEAM ===== */
.team-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.team-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.team-photo-link { flex-shrink: 0; }

.team-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top;
  border: 2px solid rgba(255,255,255,0.2);
  display: block;
  transition: border-color 0.2s;
}

.team-photo-link:hover .team-photo { border-color: rgba(255,255,255,0.5); }

.team-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.2rem;
}

.team-name a {
  color: var(--white);
  text-decoration: none;
  transition: color 0.2s;
}

.team-name a:hover { color: var(--blue-100); }

.team-role {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--blue-200);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.team-desc {
  font-size: 0.85rem;
  color: var(--blue-100);
  opacity: 0.8;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--blue-900);
  padding: 2.5rem 2rem;
  text-align: center;
}

.footer-inner { display: flex; flex-direction: column; gap: 0.3rem; align-items: center; }

.footer-logo {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--blue-200);
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--slate-400);
  margin-top: 0.5rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 3.5rem 1.5rem 3rem;
  }

  .hero-keywords {
    flex-direction: row;
    flex-wrap: wrap;
    text-align: left;
    gap: 0.5rem 1.25rem;
  }

  .hero-keywords span { font-size: 1.25rem; color: var(--slate-200); }

  .about-layout { grid-template-columns: 1fr; gap: 2.5rem; }

  .process-steps {
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .process-step { padding: 0 2rem 0.5rem; }

  .process-connector {
    width: 2px;
    height: 32px;
    margin-top: 0;
    margin-left: 24px;
    align-self: flex-start;
  }

  .contact-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: #D8E6F0;
    padding: 1rem 2rem 1.5rem;
    border-bottom: 1px solid var(--border);
    gap: 1rem;
    z-index: 99;
  }
  .nav-toggle { display: flex; }
  .section { padding: 3.5rem 0; }
  .about-pillars { grid-template-columns: 1fr 1fr; }
}