/* =====================================================
   SENTRAXEL — style.css  v2
   Theme: Light · Ice Blue + Royal Blue + Deep Navy
   Ref:   tech-consultancy-my screenshot
   Fonts: Syne (headings) + DM Sans (body)
   ===================================================== */

/* ── CSS Variables ─────────────────────────────────── */
:root {
  /* Backgrounds */
  --clr-bg:          #eef3f8;
  --clr-bg-alt:      #f5f8fc;
  --clr-bg-card:     #ffffff;
  --clr-bg-card-alt: #f0f5fb;
  --clr-surface:     #e2eaf4;

  /* Borders */
  --clr-border:      rgba(26, 63, 203, 0.10);
  --clr-border-med:  rgba(26, 63, 203, 0.18);

  /* Royal blue — primary accent */
  --clr-accent:      #1a3fcb;
  --clr-accent-glow: rgba(26, 63, 203, 0.16);
  --clr-accent-mid:  #2d5be3;
  --clr-accent-lite: #dce7ff;
  --clr-accent-dim:  rgba(26, 63, 203, 0.07);

  /* Sky / cyan blue — secondary accent */
  --clr-sky:         #2d9cdb;
  --clr-sky-lite:    #e0f3fb;
  --clr-sky-dim:     rgba(45, 156, 219, 0.10);

  /* Typography */
  --clr-text:        #0f1b2d;
  --clr-text-sub:    #4a5a74;
  --clr-text-muted:  #8898b4;
  --clr-white:       #ffffff;

  /* States */
  --clr-success:     #16a34a;
  --clr-featured:    #2d9cdb;

  /* Fonts */
  --ff-head:  'Syne', sans-serif;
  --ff-body:  'DM Sans', sans-serif;

  /* Weights */
  --fw-light:   300;
  --fw-regular: 400;
  --fw-medium:  500;
  --fw-semi:    600;
  --fw-bold:    700;
  --fw-black:   800;

  /* Font sizes */
  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.125rem;
  --fs-lg:   1.25rem;
  --fs-xl:   1.5rem;
  --fs-2xl:  1.875rem;
  --fs-3xl:  2.25rem;
  --fs-4xl:  2.75rem;
  --fs-5xl:  3.5rem;
  --fs-6xl:  4.5rem;

  /* Line heights */
  --lh-tight:  1.15;
  --lh-snug:   1.3;
  --lh-normal: 1.6;
  --lh-loose:  1.75;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radii */
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   18px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Shadows — crisp, light */
  --shadow-xs: 0 1px 4px rgba(15,27,45,0.06);
  --shadow-sm: 0 2px 10px rgba(15,27,45,0.08);
  --shadow-md: 0 6px 24px rgba(15,27,45,0.10);
  --shadow-lg: 0 12px 40px rgba(15,27,45,0.12);
  --shadow-accent: 0 6px 24px rgba(26,63,203,0.18);

  /* Motion */
  --transition:      0.22s ease;
  --transition-slow: 0.4s ease;

  /* Layout */
  --max-w:  1200px;
  --nav-h:  72px;
}

/* ── Reset & Base ────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--ff-body);
  font-weight: var(--fw-regular);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--clr-text);
  background-color: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ── Layout ──────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (max-width: 480px) {
  .container { padding-inline: var(--space-5); }
}

/* ── Section Shared ──────────────────────────────────── */
.section-eyebrow {
  font-family: var(--ff-head);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-sky);
  margin-bottom: var(--space-4);
}

.section-heading {
  font-family: var(--ff-head);
  font-weight: var(--fw-bold);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
  line-height: var(--lh-tight);
  color: var(--clr-text);
  margin-bottom: var(--space-5);
}

.section-subtext {
  font-size: var(--fs-md);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
  max-width: 600px;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}
.section-header .section-subtext { margin-inline: auto; }
.section-header-left { text-align: left; }
.section-header-left .section-subtext { margin-inline: 0; }

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--ff-head);
  font-weight: var(--fw-semi);
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
}

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-white);
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover {
  background: var(--clr-accent-mid);
  box-shadow: 0 8px 28px rgba(26,63,203,0.30);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  color: var(--clr-accent);
  border: 1.8px solid var(--clr-accent);
}
.btn-secondary:hover {
  background: var(--clr-accent-dim);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--clr-accent);
  font-weight: var(--fw-medium);
  padding-inline: 0;
}
.btn-ghost:hover { color: var(--clr-sky); gap: var(--space-3); }

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

/* ── Navigation ──────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(238,243,248,0.80);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);
}

.site-header.scrolled {
  background: rgba(245,248,252,0.96);
  border-bottom-color: var(--clr-border);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  max-height: var(--nav-h);
}

/* If the logo is an <img> (or the class is applied to the image),
   constrain its height so it doesn't overflow the header. */
img.nav-logo,
.nav-logo img {
  display: block;
  height: auto;
  max-height: calc(var(--nav-h) - 16px);
  width: auto;
}

/* Footer logo adjustments: slightly smaller mark and text for compact footer */
.footer-logo .logo-mark {
  width: 32px;
  height: 32px;
}
.footer-logo .logo-text {
  font-size: var(--fs-sm);
}
.footer-logo img,
.footer-logo img[alt] {
  display: block;
  max-height: 48px;
  width: auto;
}

.logo-mark {
  width: 38px;
  height: 38px;
  background: var(--clr-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-head);
  font-weight: var(--fw-black);
  font-size: var(--fs-lg);
  color: var(--clr-white);
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(26,63,203,0.30);
}

.logo-text {
  font-family: var(--ff-head);
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
  color: var(--clr-text);
  letter-spacing: 0.01em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-family: var(--ff-head);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-sub);
  transition: color var(--transition);
  letter-spacing: 0.01em;
}
.nav-link:hover,
.nav-link.active { color: var(--clr-accent); }

.nav-cta {
  font-family: var(--ff-head);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  color: var(--clr-white);
  background: var(--clr-accent);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  box-shadow: 0 3px 12px rgba(26,63,203,0.22);
}
.nav-cta:hover {
  background: var(--clr-accent-mid);
  box-shadow: 0 6px 20px rgba(26,63,203,0.30);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── Hero ─────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
  background: var(--clr-bg);
}

/* Subtle dot grid */
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(26,63,203,0.12) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 40%, black 30%, transparent 100%);
  pointer-events: none;
}

/* Soft colour wash orbs */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  animation: orbFloat 10s ease-in-out infinite;
}
.hero-orb-1 {
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(26,63,203,0.12) 0%, transparent 70%);
  top: -120px; right: -80px;
  animation-delay: 0s;
}
.hero-orb-2 {
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(45,156,219,0.10) 0%, transparent 70%);
  bottom: 60px; left: -60px;
  animation-delay: 5s;
}

@keyframes orbFloat {
  0%,100% { transform: translateY(0) scale(1); }
  50%      { transform: translateY(-28px) scale(1.04); }
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
  max-width: 760px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--clr-white);
  border: 1px solid var(--clr-border-med);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-5);
  font-family: var(--ff-head);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-xs);
  animation: fadeSlideUp 0.6s ease both;
}

.badge-dot {
  width: 7px; height: 7px;
  background: var(--clr-sky);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--clr-sky);
  animation: pulse 2.2s ease infinite;
}

@keyframes pulse {
  0%,100% { opacity: 1; }
  50%      { opacity: 0.35; }
}

.hero-heading {
  font-family: var(--ff-head);
  font-weight: var(--fw-black);
  font-size: clamp(var(--fs-4xl), 7vw, var(--fs-6xl));
  line-height: var(--lh-tight);
  color: var(--clr-text);
  margin-bottom: var(--space-6);
  letter-spacing: -0.025em;
}

.hero-heading-line {
  display: block;
  animation: fadeSlideUp 0.7s ease both;
}
.hero-heading-line:nth-child(2) { animation-delay: 0.08s; }
.hero-heading-line:nth-child(3) { animation-delay: 0.16s; }

/* Sky-blue accent word — matches screenshot "Digital Backbone" style */
.hero-heading-accent { color: var(--clr-sky); }

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-subtext {
  font-size: var(--fs-md);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
  max-width: 540px;
  margin-bottom: var(--space-10);
  animation: fadeSlideUp 0.7s 0.25s ease both;
}

.hero-ctas {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
  animation: fadeSlideUp 0.7s 0.35s ease both;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
  animation: fadeSlideUp 0.7s 0.45s ease both;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  font-weight: var(--fw-medium);
}

.trust-icon { color: var(--clr-sky); font-size: 10px; }

.trust-divider {
  width: 1px; height: 14px;
  background: var(--clr-border-med);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
}
.scroll-line {
  width: 1.5px; height: 56px;
  background: linear-gradient(to bottom, var(--clr-accent), transparent);
  animation: scrollDown 2.2s ease-in-out infinite;
}
@keyframes scrollDown {
  0%,100% { opacity: 0.5; transform: scaleY(1); }
  50%      { opacity: 1;   transform: scaleY(1.15); }
}

/* ── Overview ─────────────────────────────────────────── */
.overview {
  padding: var(--space-32) 0;
  background: var(--clr-bg-alt);
}

.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.overview-lead {
  font-size: var(--fs-md);
  color: var(--clr-text);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-5);
}

.overview-body {
  font-size: var(--fs-base);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-10);
}

.overview-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.stat-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-4);
  text-align: center;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition);
}
.stat-card:hover {
  border-color: var(--clr-accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.stat-number {
  font-family: var(--ff-head);
  font-weight: var(--fw-black);
  font-size: var(--fs-2xl);
  color: var(--clr-accent);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--fs-xs);
  color: var(--clr-text-sub);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Overview visual */
.overview-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.visual-box {
  position: relative;
  width: 340px; height: 340px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.visual-grid-lines {
  position: absolute; inset: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-image:
    linear-gradient(rgba(26,63,203,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,63,203,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.visual-card {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--ff-head);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  color: var(--clr-text-sub);
  letter-spacing: 0.04em;
  z-index: 1;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}
.visual-card:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: scale(1.04);
  box-shadow: var(--shadow-sm);
}
.vc-icon { font-size: var(--fs-xl); }

.visual-center-dot {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 14px; height: 14px;
  background: var(--clr-accent);
  border-radius: 50%;
  box-shadow: 0 0 22px rgba(26,63,203,0.40);
  z-index: 2;
}

/* ── Services ─────────────────────────────────────────── */
.services {
  padding: var(--space-32) 0;
  background: var(--clr-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.service-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}
.service-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--clr-accent-dim) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.service-card:hover {
  border-color: var(--clr-border-med);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.service-card:hover::before { opacity: 1; }

.service-card-featured {
  border-color: rgba(45,156,219,0.22);
  background: linear-gradient(135deg, rgba(45,156,219,0.04) 0%, var(--clr-bg-card) 55%);
}
.service-card-featured:hover { border-color: rgba(45,156,219,0.45); }

.service-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}

.service-number {
  font-family: var(--ff-head);
  font-weight: var(--fw-black);
  font-size: var(--fs-4xl);
  line-height: 1;
  color: rgba(26,63,203,0.08);
  letter-spacing: -0.04em;
  user-select: none;
}

.service-icon-wrap {
  width: 52px; height: 52px;
  background: var(--clr-accent-dim);
  border: 1px solid var(--clr-border-med);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  flex-shrink: 0;
}

.featured-badge {
  position: absolute;
  top: var(--space-5); right: var(--space-20);
  background: var(--clr-sky-dim);
  border: 1px solid rgba(45,156,219,0.28);
  color: var(--clr-sky);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  font-family: var(--ff-head);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
}

.service-title {
  font-family: var(--ff-head);
  font-weight: var(--fw-bold);
  font-size: var(--fs-xl);
  color: var(--clr-text);
  margin-bottom: var(--space-4);
  line-height: var(--lh-snug);
}

.service-desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-6);
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
}
.service-features li::before {
  content: '→';
  color: var(--clr-accent);
  font-size: var(--fs-xs);
  flex-shrink: 0;
  margin-top: 3px;
}

.service-tag {
  display: inline-block;
  background: var(--clr-accent-lite);
  border: 1px solid var(--clr-border-med);
  color: var(--clr-accent);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  font-family: var(--ff-head);
  letter-spacing: 0.04em;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
}

.services-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
}

/* ── Who We Help ─────────────────────────────────────── */
.who-we-help {
  padding: var(--space-32) 0;
  background: var(--clr-bg-alt);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.audience-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition);
}
.audience-card:hover {
  border-color: var(--clr-border-med);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.audience-icon {
  width: 52px; height: 52px;
  background: var(--clr-accent-dim);
  border: 1px solid var(--clr-border-med);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  margin-bottom: var(--space-5);
}

.audience-card h3 {
  font-family: var(--ff-head);
  font-weight: var(--fw-semi);
  font-size: var(--fs-lg);
  color: var(--clr-text);
  margin-bottom: var(--space-3);
}
.audience-card p {
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
}

.industries-wrap {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  box-shadow: var(--shadow-xs);
}

.industries-label {
  font-family: var(--ff-head);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  white-space: nowrap;
}

.industries-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.industries-list span {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-sub);
  font-size: var(--fs-sm);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  transition: all var(--transition);
}
.industries-list span:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: var(--clr-accent-dim);
}

/* ── Problems ─────────────────────────────────────────── */
.problems {
  padding: var(--space-32) 0;
  background: var(--clr-bg);
}

.problems-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  align-items: start;
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.problem-item {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  gap: var(--space-4);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition);
}
.problem-item:hover {
  border-color: var(--clr-border-med);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.problem-icon {
  font-size: var(--fs-xl);
  flex-shrink: 0;
  margin-top: 2px;
}

.problem-content h3 {
  font-family: var(--ff-head);
  font-weight: var(--fw-semi);
  font-size: var(--fs-sm);
  color: var(--clr-text);
  margin-bottom: var(--space-2);
  line-height: var(--lh-snug);
}
.problem-content p {
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
}

/* ── Why Us ───────────────────────────────────────────── */
.why-us {
  padding: var(--space-32) 0;
  background: var(--clr-bg-alt);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.why-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition);
}
.why-card:hover {
  border-color: var(--clr-border-med);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.why-num {
  font-family: var(--ff-head);
  font-weight: var(--fw-black);
  font-size: var(--fs-3xl);
  color: rgba(26,63,203,0.09);
  line-height: 1;
  margin-bottom: var(--space-4);
  letter-spacing: -0.04em;
  user-select: none;
}

.why-card h3 {
  font-family: var(--ff-head);
  font-weight: var(--fw-semi);
  font-size: var(--fs-lg);
  color: var(--clr-text);
  margin-bottom: var(--space-3);
}
.why-card p {
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
}

/* ── Process ──────────────────────────────────────────── */
.process {
  padding: var(--space-32) 0;
  background: var(--clr-bg);
}

.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-bottom: var(--space-12);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.process-step {
  position: relative;
  padding: var(--space-8) var(--space-6);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-right: none;
  transition: background var(--transition);
}
.process-step:first-child { border-radius: var(--radius-lg) 0 0 var(--radius-lg); }
.process-step:last-child {
  border-right: 1px solid var(--clr-border);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}
.process-step:hover { background: var(--clr-bg-alt); }

.step-number {
  width: 40px; height: 40px;
  background: var(--clr-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-head);
  font-weight: var(--fw-bold);
  font-size: var(--fs-base);
  color: var(--clr-white);
  margin-bottom: var(--space-5);
  box-shadow: 0 4px 14px rgba(26,63,203,0.25);
}

.step-title {
  font-family: var(--ff-head);
  font-weight: var(--fw-semi);
  font-size: var(--fs-base);
  color: var(--clr-text);
  margin-bottom: var(--space-3);
}

.step-desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
}

.process-cta { text-align: center; }

/* ── FAQ ──────────────────────────────────────────────── */
.faq {
  padding: var(--space-32) 0;
  background: var(--clr-bg-alt);
}

.faq-list {
  max-width: 780px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item:has(.faq-question[aria-expanded="true"]) {
  border-color: var(--clr-border-med);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  text-align: left;
  font-family: var(--ff-head);
  font-weight: var(--fw-semi);
  font-size: var(--fs-base);
  color: var(--clr-text);
  gap: var(--space-4);
  transition: background var(--transition);
}
.faq-question:hover { background: var(--clr-bg-alt); }

.faq-chevron {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1.5px solid var(--clr-border-med);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  transition: all var(--transition);
}
.faq-chevron::before,
.faq-chevron::after {
  content: '';
  position: absolute;
  width: 7px; height: 1.5px;
  background: var(--clr-text-muted);
  border-radius: 2px;
  transition: all var(--transition);
}
.faq-chevron::before { transform: rotate(-45deg) translateX(-2px); }
.faq-chevron::after  { transform: rotate(45deg)  translateX(2px); }

.faq-question[aria-expanded="true"] .faq-chevron {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
}
.faq-question[aria-expanded="true"] .faq-chevron::before {
  background: white;
  transform: rotate(45deg) translateX(-2px);
}
.faq-question[aria-expanded="true"] .faq-chevron::after {
  background: white;
  transform: rotate(-45deg) translateX(2px);
}

.faq-answer {
  padding: 0 var(--space-6) var(--space-6);
}
.faq-answer p {
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
}

/* ── Contact CTA ─────────────────────────────────────── */
.contact-cta {
  padding: var(--space-32) 0;
  background: var(--clr-bg);
  position: relative;
  overflow: hidden;
}

/* Top accent line */
.contact-cta::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-sky), var(--clr-accent));
  background-size: 200% 100%;
  animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-eyebrow { color: var(--clr-sky); }
.contact-heading { font-size: clamp(var(--fs-2xl), 3.5vw, var(--fs-3xl)); }
.contact-subtext {
  font-size: var(--fs-base);
  color: var(--clr-text-sub);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-8);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--fs-sm);
  color: var(--clr-text-sub);
  text-decoration: none;
  transition: color var(--transition);
}
a.contact-detail:hover { color: var(--clr-accent); }

.contact-detail-icon {
  width: 38px; height: 38px;
  background: var(--clr-accent-dim);
  border: 1px solid var(--clr-border-med);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  flex-shrink: 0;
}

/* Form */
.contact-form-wrap {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  font-family: var(--ff-head);
  color: var(--clr-text-sub);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.form-field .required { color: var(--clr-accent); }

.form-field input,
.form-field select,
.form-field textarea {
  background: var(--clr-bg-alt);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  padding: 0.75rem 1rem;
  font-size: var(--fs-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--clr-text-muted); }

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(26,63,203,0.10);
  background: var(--clr-bg-card);
}

.form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%234a5a74' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-field textarea { resize: vertical; min-height: 100px; }

.form-note {
  text-align: center;
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}
.form-note a {
  color: var(--clr-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-success {
  background: rgba(22,163,74,0.08);
  border: 1px solid rgba(22,163,74,0.28);
  color: var(--clr-success);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  text-align: center;
}

/* ── Footer ───────────────────────────────────────────── */
.site-footer {
  background: var(--clr-text);   /* deep navy */
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: var(--space-16) 0 var(--space-8);
}

/* Override text colours inside dark footer */
.site-footer .logo-text { color: #ffffff; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: var(--space-16);
  margin-bottom: var(--space-12);
}

.footer-tagline {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.45);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-5);
}

.footer-contact-quick {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer-contact-quick a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-contact-quick a:hover { color: var(--clr-sky); }

.footer-nav-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.footer-nav-col h4 {
  font-family: var(--ff-head);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.30);
  margin-bottom: var(--space-5);
}

.footer-nav-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-nav-col a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.50);
  transition: color var(--transition);
}
.footer-nav-col a:hover { color: var(--clr-sky); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-copy {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.28);
}
.footer-seo-text {
  font-size: 11px;
  color: rgba(255,255,255,0.15);
}

/* Logo mark in footer — keep white-on-blue */
.site-footer .logo-mark {
  background: var(--clr-accent);
  box-shadow: 0 4px 14px rgba(26,63,203,0.35);
}

/* ── Back to Top ─────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--space-8); right: var(--space-8);
  width: 44px; height: 44px;
  background: var(--clr-bg-card);
  border: 1.5px solid var(--clr-border-med);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  z-index: 50;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.back-to-top:hover {
  background: var(--clr-accent);
  color: white;
  border-color: var(--clr-accent);
  box-shadow: var(--shadow-accent);
  transform: translateY(-2px);
}

/* ── Scroll Reveal ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive: Tablet ──────────────────────────────── */
@media (max-width: 1024px) {
  .overview-grid       { grid-template-columns: 1fr; gap: var(--space-12); }
  .overview-visual     { display: none; }
  .services-grid       { grid-template-columns: 1fr; }
  .problems-inner      { grid-template-columns: 1fr; gap: var(--space-10); }
  .problems-grid       { grid-template-columns: 1fr; }
  .why-grid            { grid-template-columns: repeat(2, 1fr); }
  .process-track       { grid-template-columns: repeat(2, 1fr); border-radius: var(--radius-lg); }
  .process-step        { border: 1px solid var(--clr-border) !important; border-radius: var(--radius-md) !important; }
  .contact-grid        { grid-template-columns: 1fr; }
  .footer-grid         { grid-template-columns: 1fr; gap: var(--space-10); }
  .footer-nav-group    { grid-template-columns: repeat(3, 1fr); }
}

/* ── Responsive: Mobile ──────────────────────────────── */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .nav-menu {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(245,248,252,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 99;
  }
  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-link, .nav-cta {
    padding: var(--space-4) 0;
    width: 100%;
    border-bottom: 1px solid var(--clr-border);
    border-radius: 0;
    background: none;
    font-size: var(--fs-base);
    box-shadow: none;
  }
  .nav-cta:last-child { border-bottom: none; }
  .nav-toggle { display: flex; }

  .hero-inner         { padding-top: var(--space-16); padding-bottom: var(--space-16); }
  .hero-ctas          { flex-direction: column; }
  .hero-ctas .btn     { width: 100%; justify-content: center; }
  .hero-trust         { gap: var(--space-3); }
  .trust-divider      { display: none; }

  .audience-grid      { grid-template-columns: 1fr; }
  .why-grid           { grid-template-columns: 1fr; }
  .process-track      { grid-template-columns: 1fr; }
  .form-row           { grid-template-columns: 1fr; }
  .industries-wrap    { flex-direction: column; align-items: flex-start; gap: var(--space-4); }
  .footer-nav-group   { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .services-cta       { flex-direction: column; align-items: center; }
  .back-to-top        { bottom: var(--space-6); right: var(--space-5); }
}

@media (max-width: 480px) {
  .footer-nav-group   { grid-template-columns: 1fr; }
  .overview-stats     { gap: var(--space-2); }
  .stat-card          { padding: var(--space-4) var(--space-3); }
  .hero-heading       { font-size: clamp(var(--fs-3xl), 11vw, var(--fs-5xl)); }
}

/* ── Focus / A11y ────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ── Print ───────────────────────────────────────────── */
@media print {
  .site-header, .back-to-top, .hero-orb, .hero-bg-grid { display: none; }
  body { background: white; color: black; }
}