/* ═══════════════════════════════════════════════════════════
   REALTECH SCIENTRONIX – ABOUT US
   Premium Corporate Stylesheet
   ═══════════════════════════════════════════════════════════ */

/* ── CSS Custom Properties ─────────────────────────────────── */
:root {
  --clr-bg:          #f7f8fc;
  --clr-surface:     #ffffff;
  --clr-dark:        #0d1117;
  --clr-dark-2:      #1a2030;
  --clr-text:        #2d3748;
  --clr-muted:       #64748b;
  --clr-accent:      #2E3092;
  --clr-accent-2:    #0f43c9;
  --clr-accent-light:#e8effe;
  --clr-teal:        #0d9488;
  --clr-violet:      #7c3aed;
  --clr-orange:      #ea580c;
  --clr-green:       #059669;
  --clr-red:         #dc2626;
  --clr-border:      #e2e8f0;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,.08), 0 1px 4px rgba(0,0,0,.04);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.12), 0 2px 8px rgba(0,0,0,.06);
  --shadow-glow:0 0 60px rgba(21, 84, 240, .18);

  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  22px;
  --radius-xl:  32px;

  --transition: 0.3s ease;
  --font-body:  'DM Sans', sans-serif;
  --font-display: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

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

/* ── Navigation ─────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 18px 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.site-nav.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
  padding: 12px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--clr-accent);
  display: block;
  box-shadow: 0 0 0 3px var(--clr-accent-light);
}

.brand-name {
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--clr-dark);
}

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

.nav-links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--clr-muted);
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--clr-accent); }

.btn-nav-cta {
  background: var(--clr-accent) !important;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 50px;
  font-size: .85rem !important;
  font-weight: 600 !important;
  transition: background var(--transition), transform var(--transition) !important;
}

.btn-nav-cta:hover {
  background: var(--clr-accent-2) !important;
  transform: translateY(-1px);
}

/* ── Section Labels ─────────────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  background: var(--clr-accent-light);
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 1.25rem;
}

.section-heading-1 {
  font-size: 42px;
font-weight: 700;
color: #111827;
margin-bottom: 6px;
}

.section-subtext {
 
font-size: 22px;
color: #55585B;
font-weight: 500;
}

.section-header-center {
  text-align: center;
  margin-bottom: 3rem;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn-primary-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--red);
  color: #fff;
  font-size: .9rem;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 50px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);

  text-decoration:none;
}

.btn-primary-cta:hover {
  background:#a93226;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(218, 110, 99, .77);
  color: #fff;
}

.btn-ghost-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--clr-accent);
  font-size: .9rem;
  font-weight: 600;
  padding: 13px 20px;
  border-radius: 50px;
border: 1px solid rgba(21, 84, 240, .15);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  background: var(--clr-accent-light);
  /* border-color: var(--clr-accent); */
  transform: translateY(-2px);
  color: var(--clr-accent);
  text-decoration:none;
}

.btn-ghost-cta:hover {

  border-color: var(--clr-accent);
  transform: translateY(-2px);

}

/* ── HERO SECTION ───────────────────────────────────────────── */
.section-hero {
  position: relative;
  padding: 35px 16px;
  overflow: hidden;
}

.hero-bg-shape {
  position: absolute;
  top: -120px; right: -180px;
  width: 650px; height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(21, 84, 240, .08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: visible;
}

.hero-img-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(ellipse at center, rgba(21, 84, 240, .15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  object-fit: cover;
  aspect-ratio: 4 / 3;
  position: relative;
  z-index: 1;
}

.hero-img-badge {
  position: absolute;
  bottom: -18px; right: -18px;
  z-index: 2;
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 700;
  color: var(--clr-dark);
  box-shadow: var(--shadow-md);
}

.hero-img-badge i {
  color: var(--clr-accent);
  font-size: 1.1rem;
}

.hero-content { padding-left: clamp(0px, 3vw, 40px); }

.hero-eyebrow {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: .75rem;
}

.hero-title {
  font-size: clamp(32px, 5vw, 48px);
    font-weight: 500;
    color: #111827;
    line-height: 1.15;
    margin-bottom: 18px;
    letter-spacing:normal;
}

.hero-title em {
  font-style: italic;
  color: var(--clr-accent);
}

.hero-lead {
  font-size: 18px;
  color: #000;
  margin-bottom: 1.75rem;
  /* max-width: 520px; */
}

.hero-pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 2rem;
}

.pillar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--clr-accent-light);
  color: var(--clr-accent);
  font-size: .8rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 50px;
  border: 1px solid rgba(21, 84, 240, .15);
  transition: background var(--transition), transform var(--transition);
}

.pillar-badge:hover {
  background: var(--clr-accent);
  color: #fff;
  transform: translateY(-2px);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── STATS STRIP ────────────────────────────────────────────── */
.section-stats {
  background: #2E3092;
  padding: 42px 0;
}

.stats-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 12px 48px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}

.stat-item.in-view {
  opacity: 1;
  transform: translateY(0);
}

.stat-item:nth-child(1) { transition-delay: .1s; }
.stat-item:nth-child(3) { transition-delay: .2s; }
.stat-item:nth-child(5) { transition-delay: .3s; }
.stat-item:nth-child(7) { transition-delay: .4s; }

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  color: #fff;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: .8rem;
  font-weight: 500;
  color: rgba(255,255,255,.5);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 50px;
  background: rgba(255,255,255,.12);
}

/* ── OVERVIEW SECTION ───────────────────────────────────────── */
.section-overview {
  padding: 72px 16px;
  background: var(--clr-surface);
}

.overview-para {
  font-size: 1.25rem;
  color: var(--clr-muted);
  margin-bottom: 1.75rem;
}

.overview-list { display: flex; flex-direction: column; gap: 12px; }

.overview-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: var(--clr-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border);
  font-size:1rem;
  font-weight: 500;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity .5s ease, transform .5s ease, border-color var(--transition), box-shadow var(--transition);
}

.overview-list-item.in-view {
  opacity: 1;
  transform: translateX(0);
}

.overview-list-item:nth-child(1) { transition-delay: .1s; }
.overview-list-item:nth-child(2) { transition-delay: .18s; }
.overview-list-item:nth-child(3) { transition-delay: .26s; }
.overview-list-item:nth-child(4) { transition-delay: .34s; }
.overview-list-item:nth-child(5) { transition-delay: .42s; }

.overview-list-item:hover {
  border-color: var(--clr-accent);
  box-shadow: var(--shadow-sm);
}

.overview-list-item i {
  color: var(--clr-accent);
  font-size: 1.05rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── SERVICES ───────────────────────────────────────────────── */
.section-services {
  padding: 72px 16px;
  background: var(--clr-bg);
}

.service-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  border: 1px solid var(--clr-border);
  height: 100%;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  opacity: 0;
  transform: translateY(28px);
}

.service-card.in-view {
  opacity: 1;
  transform: translateY(0);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-icon-wrap {
  width: 52px; height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.service-icon--blue   { background: rgba(21, 84, 240, .1);  color: var(--clr-accent); }
.service-icon--teal   { background: rgba(13, 148, 136, .1); color: var(--clr-teal); }
.service-icon--violet { background: rgba(124, 58, 237, .1); color: var(--clr-violet); }
.service-icon--orange { background: rgba(234, 88, 12, .1);  color: var(--clr-orange); }
.service-icon--green  { background: rgba(5, 150, 105, .1);  color: var(--clr-green); }
.service-icon--red    { background: rgba(220, 38, 38, .1);  color: var(--clr-red); }

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: .6rem;
}

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

.service-tag {
  font-size: .72rem;
  font-weight: 700;
  /* letter-spacing: .06em; */
  text-transform: uppercase;
  color: var(--clr-muted);
  background: var(--clr-bg);
  padding: 4px 12px;
  border-radius: 50px;
  border: 1px solid var(--clr-border);
}

/* ── MISSION & VISION ───────────────────────────────────────── */
.section-mission {
  padding: 72px 16px;
  background: var(--clr-surface);
}

.mission-card {
  border-radius: var(--radius-xl);
  padding: 2.5rem 2.25rem;
  height: 100%;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.mission-card.in-view {
  opacity: 1;
  transform: translateY(0);
}

.mission-card--light {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
}

.mission-card--dark {
  background: #2E3092;
  color: #fff;
}

.mission-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-sm);
  background: var(--clr-accent-light);
  color: #2E3092;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.mission-card--light .mission-icon { background: var(--clr-accent-light); color: #2E3092; }

.mission-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: .85rem;
  font-weight:700;
}

.mission-card--dark .mission-card-title { color: #fff; }

.mission-card-text {
  font-size: 1rem;
  line-height: 1.7;
}

.mission-card--light .mission-card-text { color: var(--clr-muted); }
.mission-card--dark  .mission-card-text { color: rgba(255,255,255,.7); }

/* ── CLIENTS ────────────────────────────────────────────────── */
.section-clients {
  padding: 72px 16px;
  background: var(--clr-bg);
}

.clients-category-wrap { margin-top: 1.5rem; }

.clients-cat-label {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 1rem;
}

.clients-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.client-chip {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: 50px;
  padding: 8px 18px;
  font-size: .82rem;
  font-weight: 500;
  color: var(--clr-text);
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: scale(.92);
  display: flex;
    justify-content: center;
    align-items: center;
}

.client-chip.in-view {
  opacity: 1;
  transform: scale(1);
}

.client-chip:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(21, 84, 240, .3);
}

/* ── CLOSING SECTION ────────────────────────────────────────── */
.section-closing {
  padding: 72px 16px;
  background: #fff;
  position: relative;
  overflow: hidden;
}

.closing-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(21, 84, 240, .15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(124, 58, 237, .1) 0%, transparent 50%);
  pointer-events: none;
}

.closing-inner { position: relative; z-index: 1; }

.closing-eyebrow { color: rgba(255,255,255,.5) !important; }

.closing-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  color: #000;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.closing-title em { color: #2E3092; font-style: italic; }

.closing-para {
  font-size: 1.125rem;
  /* color: rgba(255,255,255,.6); */
  max-width: 520px;
  margin-bottom: 2rem;
}

.closing-badges {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.closing-badge-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  font-weight: 500;
  /* color: rgba(255,255,255,.75); */
  opacity: 0;
  transform: translateX(-16px);
  transition: opacity .5s ease, transform .5s ease;
}

.closing-badge-item.in-view { opacity: 1; transform: translateX(0); }
.closing-badge-item:nth-child(1) { transition-delay: .1s; }
.closing-badge-item:nth-child(2) { transition-delay: .2s; }
.closing-badge-item:nth-child(3) { transition-delay: .3s; }

.closing-badge-item i {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: #2E3092;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.closing-cta-card {
  background: var(--clr-surface);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-lg);
	margin-top:50px;
}

.closing-cta-label {
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: .5rem;
}

.closing-cta-heading {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--clr-dark);
  margin-bottom: .75rem;
}

.closing-cta-sub {
  font-size: 1rem;
  color: var(--clr-muted);
  margin-bottom: 1.5rem;
}

.closing-location {
  font-size: .9rem;
  color: var(--clr-muted);
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 5px;
  justify-content: center;
}

/* ── FOOTER ─────────────────────────────────────────────────── */
/* .site-footer {
  background: #080c14;
  padding: 36px 0;
  text-align: center;
}

.footer-inner { padding: 0 1.5rem; }

.footer-inner .brand-logo {
  display: inline-flex;
  justify-content: center;
  margin-bottom: .5rem;
}

.footer-tagline {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-bottom: .75rem;
}

.footer-copy {
  font-size: .78rem;
  color: rgba(255,255,255,.2);
}

.footer-inner .brand-name { color: rgba(255,255,255,.7); }
.footer-inner .brand-dot  { background: var(--clr-accent); } */

/* ── Service card stagger delays ────────────────────────────── */
.service-card:nth-child(1) { transition-delay: .05s; }
.service-card:nth-child(2) { transition-delay: .12s; }
.service-card:nth-child(3) { transition-delay: .19s; }
.service-card:nth-child(4) { transition-delay: .26s; }
.service-card:nth-child(5) { transition-delay: .33s; }
.service-card:nth-child(6) { transition-delay: .40s; }

/* Client chip stagger */
.client-chip:nth-child(odd)  { transition-delay: .05s; }
.client-chip:nth-child(even) { transition-delay: .12s; }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 991.98px) {
  .section-hero { padding: 110px 0 60px; }

  .hero-img-badge {
    bottom: -12px;
    right: 12px;
  }

  .stat-divider { display: none; }
  .stat-item { padding: 20px 32px; }
  .stats-grid { gap: 0; }

  .hero-content { padding-left: 0; margin-top: 1rem; }
}

@media (max-width: 767.98px) {
  .nav-links { display: none; }
  .section-hero { padding: 50px 0 50px; }
  .hero-title { font-size: 2.3rem; }

  .section-overview,
  .section-services,
  .section-mission,
  .section-clients,
  .section-closing { padding: 50px 0; }

  .closing-badges { margin-bottom: 2.5rem; }

  /* .stats-grid { justify-content: flex-start; } */
  .stat-item { padding: 16px 24px; }
}

@media (max-width: 575.98px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-pillars .pillar-badge { font-size: .75rem; padding: 6px 12px; }
  .closing-cta-card { padding: 1.75rem 1.25rem; }
  .hero-eyebrow{
    letter-spacing: normal;
  }
  .hero-lead{
    font-size:16px;
  }
  .overview-para{
    font-size:1rem;
  }

  .section-subtext{
    font-size:18px;
  }
  #clients{
      padding: 50px 16px;
  }
  .client-chip{
    font-size:11px;
  }
  .clients-cat-label{
    font-size:14px;
  }
	.closing-cta-card{
		margin-top:0px;
	}
	.stats-grid{
		    ;
	}
}
@media (max-width: 768px) {

    .hamburger-btn {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        position: relative !important;
        z-index: 99999 !important;
    }

    .mobile-menu {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
    }

    .mobile-menu.show {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
}