/* ═══════════════════════════════════════════════════════
   GST Security Systems – Shared Stylesheet (Blue Theme)
   ═══════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:   #2563eb;
  --primary-d: #1d4ed8;
  --primary-l: #3b82f6;
  --primary-xl:#60a5fa;
  --dark:      #04080f;
  --dark2:     #080e1c;
  --dark3:     #0d1a30;
  --mid:       #1e2d4a;
  --light:     #e8f0fe;
  --white:     #ffffff;
  --muted:     #7b93b8;
  --muted2:    #4a6180;
  --accent:    #f59e0b;
  --success:   #22c55e;
  --transition: 0.3s ease;
  --radius:    14px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--dark);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark2); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ══════════════ NAVBAR ══════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5%; height: 72px;
  background: rgba(4,8,15,0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(37,99,235,0.12);
  transition: background var(--transition), box-shadow var(--transition);
}
nav.scrolled { background: rgba(4,8,15,0.98); box-shadow: 0 2px 24px rgba(0,0,0,0.6); }

.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo-icon {
  width: 42px; height: 42px; background: var(--primary);
  border-radius: 9px; display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; color: #fff;
  box-shadow: 0 0 16px rgba(37,99,235,0.4);
}
.nav-logo-text .brand { font-size: 1.05rem; font-weight: 800; letter-spacing: 0.3px; color: #fff; line-height:1.1; }
.nav-logo-text .sub   { font-size: 0.62rem; font-weight: 500; color: var(--muted); letter-spacing: 1.8px; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  text-decoration: none; font-size: 0.875rem; font-weight: 500;
  color: #94b4d8; transition: color var(--transition); position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -5px; left: 0; right: 0;
  height: 2px; background: var(--primary); transform: scaleX(0);
  transition: transform var(--transition); border-radius: 1px;
}
.nav-links a:hover, .nav-links a.active { color: #fff; }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-cta {
  background: var(--primary) !important; color: #fff !important;
  padding: 9px 22px; border-radius: 7px;
  font-weight: 600 !important; font-size: 0.845rem !important;
  box-shadow: 0 0 16px rgba(37,99,235,0.35);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition) !important;
}
.nav-cta:hover { background: var(--primary-d) !important; transform: translateY(-1px); box-shadow: 0 0 24px rgba(37,99,235,0.5) !important; }
.nav-cta::after { display: none !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════ PAGE HERO BANNER (inner pages) ══════════════ */
.page-hero {
  padding: 130px 5% 80px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, #04080f 0%, #080e1c 60%, #080f20 100%);
}
.page-hero-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridPan 22s linear infinite;
}
.page-hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(37,99,235,0.1) 0%, transparent 70%);
}
.page-hero-inner { position: relative; z-index: 1; text-align: center; max-width: 680px; margin: 0 auto; }
.page-hero-inner .badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(37,99,235,0.12); border: 1px solid rgba(37,99,235,0.3);
  color: var(--primary-xl); padding: 6px 16px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; margin-bottom: 20px;
}
.page-hero-inner h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; line-height: 1.15; margin-bottom: 18px; }
.page-hero-inner h1 span { color: var(--primary-xl); }
.page-hero-inner p { font-size: 1rem; color: var(--muted); line-height: 1.8; }
.breadcrumb {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; margin-top: 24px; font-size: 0.8rem; color: var(--muted2);
}
.breadcrumb a { color: var(--muted); text-decoration: none; transition: color var(--transition); }
.breadcrumb a:hover { color: var(--primary-xl); }
.breadcrumb i { font-size: 0.65rem; }

/* ══════════════ SECTIONS ══════════════ */
section { padding: 96px 5%; }

.section-label {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--primary-xl); font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 2.5px; margin-bottom: 14px;
}
.section-label::before, .section-label::after {
  content: ''; height: 1px; background: var(--primary-l); width: 28px;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.55rem);
  font-weight: 800; line-height: 1.2; margin-bottom: 14px;
}
.section-title span { color: var(--primary-xl); }
.section-subtitle { font-size: 1rem; color: var(--muted); line-height: 1.85; max-width: 560px; }
.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

.divider { width: 56px; height: 3px; background: linear-gradient(90deg, var(--primary), transparent); margin: 18px 0 0; border-radius: 2px; }
.text-center .divider { margin: 18px auto 0; background: linear-gradient(90deg, transparent, var(--primary), transparent); }

/* ══════════════ BUTTONS ══════════════ */
.btn-primary {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--primary); color: #fff;
  padding: 14px 28px; border-radius: 8px;
  font-weight: 700; font-size: 0.95rem; text-decoration: none;
  box-shadow: 0 4px 22px rgba(37,99,235,0.4);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { background: var(--primary-d); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(37,99,235,0.55); }

.btn-secondary {
  display: inline-flex; align-items: center; gap: 9px;
  background: rgba(255,255,255,0.05); color: #fff;
  padding: 14px 28px; border-radius: 8px;
  font-weight: 600; font-size: 0.95rem; text-decoration: none;
  border: 1px solid rgba(37,99,235,0.25);
  transition: background var(--transition), transform var(--transition), border-color var(--transition);
}
.btn-secondary:hover { background: rgba(37,99,235,0.12); border-color: rgba(37,99,235,0.45); transform: translateY(-2px); }

.btn-outline {
  display: inline-flex; align-items: center; gap: 9px;
  background: transparent; color: var(--primary-xl);
  padding: 11px 22px; border-radius: 8px;
  font-weight: 600; font-size: 0.875rem; text-decoration: none;
  border: 1px solid rgba(37,99,235,0.4);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn-outline:hover { background: rgba(37,99,235,0.1); border-color: var(--primary-l); color: #fff; }

/* ══════════════ SERVICE CARDS ══════════════ */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 26px; margin-top: 56px; }

.service-card {
  background: var(--dark3); border: 1px solid rgba(37,99,235,0.1);
  border-radius: var(--radius); padding: 36px 30px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative; overflow: hidden; cursor: default;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-l));
  transform: scaleX(0); transform-origin: left; transition: transform var(--transition);
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(37,99,235,0.35); box-shadow: 0 20px 44px rgba(0,0,0,0.45), 0 0 0 1px rgba(37,99,235,0.1); }
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 58px; height: 58px;
  background: rgba(37,99,235,0.1); border: 1px solid rgba(37,99,235,0.2);
  border-radius: 13px; display: flex; align-items: center; justify-content: center;
  font-size: 1.45rem; color: var(--primary-xl); margin-bottom: 22px;
  transition: background var(--transition), transform var(--transition);
}
.service-card:hover .service-icon { background: rgba(37,99,235,0.18); transform: scale(1.08); }
.service-card h3 { font-size: 1.12rem; font-weight: 700; margin-bottom: 11px; }
.service-card p  { font-size: 0.88rem; color: var(--muted); line-height: 1.78; }

.service-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 18px; }
.service-tags span {
  background: rgba(37,99,235,0.08); border: 1px solid rgba(37,99,235,0.18);
  color: var(--primary-xl); font-size: 0.7rem; font-weight: 600;
  padding: 4px 10px; border-radius: 4px; letter-spacing: 0.3px;
}

/* ══════════════ STATS STRIP ══════════════ */
.stats-strip {
  background: var(--dark3); border-top: 1px solid rgba(37,99,235,0.1); border-bottom: 1px solid rgba(37,99,235,0.1);
  padding: 48px 5%;
}
.stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-item { text-align: center; }
.stat-num  { font-size: 2.4rem; font-weight: 800; color: var(--primary-xl); line-height: 1; }
.stat-lbl  { font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 1.2px; margin-top: 6px; }

/* ══════════════ PROCESS STEPS ══════════════ */
.process-steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0; margin-top: 56px; position: relative;
}
.process-steps::before {
  content: ''; position: absolute; top: 40px; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(37,99,235,0.4), transparent);
}
.process-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 16px 36px; }
.step-num {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--dark3); border: 2px solid rgba(37,99,235,0.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--primary-xl); margin-bottom: 22px;
  position: relative; z-index: 1;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.process-step:hover .step-num { background: rgba(37,99,235,0.1); border-color: var(--primary-l); transform: scale(1.08); }
.step-num .badge {
  position: absolute; top: -6px; right: -6px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--primary); font-size: 0.62rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center; color: #fff;
}
.process-step h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.process-step p  { font-size: 0.83rem; color: var(--muted); line-height: 1.72; }

/* ══════════════ WHY FEATURES ══════════════ */
.why-feature {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 22px; border-radius: 11px; border: 1px solid rgba(37,99,235,0.08);
  background: var(--dark3);
  transition: border-color var(--transition), transform var(--transition);
}
.why-feature:hover { border-color: rgba(37,99,235,0.25); transform: translateX(4px); }
.why-feature-icon {
  width: 46px; height: 46px; flex-shrink: 0; border-radius: 10px;
  background: rgba(37,99,235,0.1); display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; color: var(--primary-xl);
}
.why-feature h4 { font-size: 0.97rem; font-weight: 700; margin-bottom: 5px; }
.why-feature p  { font-size: 0.85rem; color: var(--muted); line-height: 1.72; }

/* ══════════════ TESTIMONIALS ══════════════ */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; margin-top: 56px; }
.testimonial-card {
  background: var(--dark3); border: 1px solid rgba(37,99,235,0.1);
  border-radius: var(--radius); padding: 30px; position: relative;
}
.testimonial-card::before {
  content: '"'; font-size: 5rem; line-height: 1;
  color: rgba(37,99,235,0.12); position: absolute; top: 10px; left: 20px;
  font-family: Georgia, serif;
}
.testimonial-card p  { font-size: 0.88rem; color: #b8cde8; line-height: 1.8; position: relative; z-index: 1; }
.testimonial-author { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.testimonial-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-d));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.875rem;
}
.testimonial-author .name { font-size: 0.875rem; font-weight: 600; }
.testimonial-author .role { font-size: 0.73rem; color: var(--muted); }
.stars { color: var(--accent); font-size: 0.78rem; margin-bottom: 10px; }

/* ══════════════ CTA BAND ══════════════ */
.cta-band {
  padding: 80px 5%; text-align: center;
  background: linear-gradient(135deg, #030a1a 0%, #040810 50%, #030a1a 100%);
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.06) 1px, transparent 1px);
  background-size: 44px 44px;
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; margin-bottom: 14px; }
.cta-band p  { font-size: 1rem; color: var(--muted); max-width: 520px; margin: 0 auto 36px; line-height: 1.75; }
.cta-band-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ══════════════ CONTACT FORM ══════════════ */
.form-group { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; }
.form-group label { font-size: 0.78rem; font-weight: 600; color: #7b93b8; text-transform: uppercase; letter-spacing: 0.8px; }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--dark2); border: 1px solid rgba(37,99,235,0.15);
  border-radius: 8px; padding: 12px 15px;
  color: #fff; font-family: 'Inter', sans-serif; font-size: 0.9rem; outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #2d4060; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary-l); box-shadow: 0 0 0 3px rgba(37,99,235,0.12); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--dark2); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-submit {
  width: 100%; background: var(--primary); color: #fff;
  border: none; padding: 14px; border-radius: 8px;
  font-family: 'Inter', sans-serif; font-size: 1rem; font-weight: 700; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  box-shadow: 0 4px 20px rgba(37,99,235,0.35);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.form-submit:hover { background: var(--primary-d); transform: translateY(-1px); box-shadow: 0 8px 30px rgba(37,99,235,0.48); }

#form-success {
  display: none; text-align: center; padding: 22px;
  background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.3);
  border-radius: 10px; margin-top: 14px; color: #86efac; font-weight: 600;
}

/* ══════════════ CONTACT INFO CARDS ══════════════ */
.contact-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 20px; background: var(--dark3);
  border: 1px solid rgba(37,99,235,0.08); border-radius: 11px;
  transition: border-color var(--transition);
}
.contact-item:hover { border-color: rgba(37,99,235,0.25); }
.contact-item-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  background: rgba(37,99,235,0.1); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem; color: var(--primary-xl);
}
.contact-item h4 { font-size: 0.78rem; font-weight: 600; color: var(--muted); margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.8px; }
.contact-item p, .contact-item a { font-size: 0.92rem; color: #fff; text-decoration: none; }
.contact-item a:hover { color: var(--primary-xl); }

/* ══════════════ CERT BADGES ══════════════ */
.cert-badges { display: flex; gap: 12px; flex-wrap: wrap; }
.cert-badge {
  flex: 1; min-width: 110px;
  background: var(--dark3); border: 1px solid rgba(37,99,235,0.1);
  border-radius: 12px; padding: 20px 14px; text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.cert-badge:hover { border-color: rgba(37,99,235,0.3); transform: translateY(-2px); }
.cert-badge i    { font-size: 1.5rem; color: var(--primary-xl); margin-bottom: 9px; display: block; }
.cert-badge span { font-size: 0.73rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }

/* ══════════════ FOOTER ══════════════ */
footer {
  background: var(--dark2); border-top: 1px solid rgba(37,99,235,0.1);
  padding: 64px 5% 30px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { font-size: 0.86rem; color: var(--muted); line-height: 1.85; margin: 16px 0 24px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 8px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(37,99,235,0.12);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); text-decoration: none; font-size: 0.875rem;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.footer-social a:hover { background: rgba(37,99,235,0.15); color: var(--primary-xl); border-color: rgba(37,99,235,0.35); }

footer h4 { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.8px; color: var(--muted2); margin-bottom: 18px; }
footer ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
footer ul a { text-decoration: none; color: #7b93b8; font-size: 0.875rem; transition: color var(--transition); }
footer ul a:hover { color: var(--primary-xl); }

.footer-contact-list { display: flex; flex-direction: column; gap: 12px; }
.footer-contact-item { display: flex; gap: 10px; align-items: flex-start; font-size: 0.86rem; color: #7b93b8; }
.footer-contact-item i { color: var(--primary-xl); margin-top: 3px; font-size: 0.82rem; flex-shrink: 0; }
.footer-contact-item a { color: #7b93b8; text-decoration: none; transition: color var(--transition); }
.footer-contact-item a:hover { color: var(--primary-xl); }

.footer-bottom {
  border-top: 1px solid rgba(37,99,235,0.08); padding-top: 24px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.78rem; color: var(--muted2); }
.footer-bottom span { color: var(--primary-xl); }
.footer-bottom a { color: var(--muted2); text-decoration: none; transition: color var(--transition); }
.footer-bottom a:hover { color: var(--primary-xl); }

/* ══════════════ SCROLL TO TOP ══════════════ */
#scrollTop {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--primary); color: #fff; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center; font-size: 0.95rem;
  opacity: 0; transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), background var(--transition);
  box-shadow: 0 4px 16px rgba(37,99,235,0.45);
}
#scrollTop.visible { opacity: 1; transform: translateY(0); }
#scrollTop:hover { background: var(--primary-d); }

/* ══════════════ ANIMATIONS ══════════════ */
@keyframes gridPan { from { background-position: 0 0; } to { background-position: 60px 60px; } }
@keyframes shieldFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@keyframes ringPulse { 0%, 100% { opacity: 0.25; transform: scale(1); } 50% { opacity: 0.6; transform: scale(1.04); } }

.fade-up { opacity: 0; transform: translateY(28px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ══════════════ RESPONSIVE ══════════════ */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; gap: 4px; }
  .nav-links.open {
    display: flex; position: absolute; top: 72px; left: 0; right: 0;
    background: rgba(4,8,15,0.98); border-bottom: 1px solid rgba(37,99,235,0.1);
    padding: 16px 5%;
  }
  .nav-links a { padding: 10px 0; font-size: 1rem; }
  .hamburger { display: flex; }
  section { padding: 68px 5%; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .process-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .cta-band-actions { flex-direction: column; align-items: center; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .btn-primary, .btn-secondary { justify-content: center; text-align: center; }
}