/* ============================================================
   XPlus Technologies LLC — Corporate Landing Page
   Theme: Dark only | Colors: Blue → Cyan gradient
   ============================================================ */

/* ============================================================
   SPLASH SCREEN
   ============================================================ */
.splash-screen {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 10000;
  background: #030712;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  animation: splashAutoHide 0.8s ease-out 3.8s forwards;
}
.splash-screen.hide {
  opacity: 0;
  transform: scale(1.06);
  pointer-events: none;
  animation: none;
}
@keyframes splashAutoHide {
  to { opacity: 0; transform: scale(1.06); pointer-events: none; visibility: hidden; }
}

.splash-logo {
  width: 110px; height: 110px;
  border-radius: 24px;
  animation: splashZoom 0.9s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
.splash-name {
  font-size: 2.6rem;
  font-weight: 900;
  margin-top: 1.5rem;
  letter-spacing: -0.03em;
  color: #F1F5F9;
  animation: splashFade 0.6s ease-out 0.35s both;
}
.splash-name span {
  background: linear-gradient(90deg, #3B82F6, #06B6D4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.splash-tagline {
  font-size: 1rem;
  color: #94A3B8;
  margin-top: 0.5rem;
  animation: splashFade 0.6s ease-out 0.55s both;
}
.splash-bar {
  width: 160px; height: 3px;
  background: #1e293b;
  border-radius: 3px;
  margin-top: 2.5rem;
  overflow: hidden;
  animation: splashFade 0.6s ease-out 0.65s both;
}
.splash-bar-fill {
  height: 100%; width: 0;
  border-radius: 3px;
  background: linear-gradient(90deg, #3B82F6, #06B6D4);
  animation: splashBarFill 2s ease-in-out 0.8s forwards;
}

@keyframes splashZoom {
  0% { opacity: 0; transform: scale(0.3) rotate(-10deg); }
  100% { opacity: 1; transform: scale(1) rotate(0deg); }
}
@keyframes splashFade {
  0% { opacity: 0; transform: translateY(20px); }
  100% { opacity: 1; transform: translateY(0); }
}
@keyframes splashBarFill {
  0% { width: 0; }
  100% { width: 100%; }
}

@media (max-width: 768px) {
  .splash-name { font-size: 1.8rem; }
  .splash-logo { width: 80px; height: 80px; border-radius: 18px; }
}

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

:root {
  /* Backgrounds */
  --bg-primary:    #030712;
  --bg-secondary:  #0a0f1e;
  --bg-card:       #0f172a;
  --bg-card-hover: #162036;
  --bg-elevated:   #1e293b;

  /* Accents */
  --accent-blue:   #3B82F6;
  --accent-cyan:   #06B6D4;
  --accent-teal:   #14B8A6;
  --accent-purple: #8B5CF6;
  --gradient-primary: linear-gradient(135deg, #3B82F6, #06B6D4);
  --gradient-hero:    linear-gradient(135deg, #3B82F6 0%, #06B6D4 50%, #14B8A6 100%);
  --gradient-text:    linear-gradient(90deg, #3B82F6, #06B6D4, #14B8A6);

  /* Text */
  --text-primary:   #F1F5F9;
  --text-secondary: #94A3B8;
  --text-tertiary:  #64748B;
  --text-muted:     #475569;

  /* Borders */
  --border:        #1e293b;
  --border-light:  #334155;

  /* Sizing */
  --max-width: 1200px;
  --header-h: 72px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Fonts */
  --font: 'Inter', system-ui, -apple-system, sans-serif;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: var(--font); cursor: pointer; border: none; }
ul { list-style: none; }

/* Utility */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 1000;
  transition: background .3s var(--ease), box-shadow .3s var(--ease), backdrop-filter .3s var(--ease);
}
.header.scrolled {
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}
.header-logo img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
}
.header-logo span {
  color: var(--text-primary);
}

/* Nav */
.nav { display: flex; align-items: center; gap: 8px; }
.nav a {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav a:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-left: 8px;
}
.lang-toggle button {
  padding: 6px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-tertiary);
  background: transparent;
  border-radius: 6px;
  transition: all .2s var(--ease);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.lang-toggle button.active {
  background: var(--accent-blue);
  color: #fff;
}

/* Header CTA */
.header-cta {
  padding: 8px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  transition: opacity .2s var(--ease), transform .15s var(--ease);
}
.header-cta:hover { opacity: 0.9; transform: translateY(-1px); }

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: transparent;
  color: var(--text-primary);
  padding: 8px;
}
.mobile-menu-btn svg { width: 24px; height: 24px; }

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0; bottom: 0;
  background: #030712;
  z-index: 999;
  padding: 32px 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-nav.open { display: flex; }
body.menu-open { overflow: hidden; position: fixed; width: 100%; }
.mobile-nav a {
  padding: 16px;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all .2s var(--ease);
}
.mobile-nav a:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--header-h);
}

/* Background grid + glow */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 100%);
}
.hero-glow-1 {
  position: absolute;
  width: 800px; height: 800px;
  top: -200px; left: -200px;
  background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 70%);
  filter: blur(80px);
}
.hero-glow-2 {
  position: absolute;
  width: 600px; height: 600px;
  bottom: -100px; right: -150px;
  background: radial-gradient(circle, rgba(6,182,212,0.1) 0%, transparent 70%);
  filter: blur(80px);
}

/* Hero background video */
.hero-bg-video {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%) perspective(1200px) rotateX(10deg) rotateY(-12deg);
  width: 70%;
  max-width: 900px;
  opacity: 0.3;
  z-index: 0;
  pointer-events: none;
  border-radius: var(--radius-xl);
  mask-image: radial-gradient(ellipse 80% 75% at center, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 75% at center, black 20%, transparent 75%);
  animation: heroBgFloat 8s ease-in-out infinite;
}
@keyframes heroBgFloat {
  0%, 100% { transform: translate(-50%, -50%) perspective(1200px) rotateX(10deg) rotateY(-12deg); }
  50% { transform: translate(-50%, -52%) perspective(1200px) rotateX(8deg) rotateY(-10deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 80px 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 100px;
  font-size: 0.813rem;
  font-weight: 500;
  color: var(--accent-blue);
  margin-bottom: 32px;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.hero h1 .gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 40px;
}

/* Hero CTAs */
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  transition: transform .15s var(--ease), box-shadow .3s var(--ease);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59,130,246,0.25);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all .2s var(--ease);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--border-light);
}

/* Hero trust badges */
.hero-badges {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-tertiary);
  font-weight: 500;
}
.trust-badge svg {
  width: 18px; height: 18px;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

/* ============================================================
   SECTIONS — Global
   ============================================================ */
section {
  padding: 120px 0;
  position: relative;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--accent-cyan);
}
.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

/* ============================================================
   WHAT WE DO
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: all .3s var(--ease);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity .3s var(--ease);
}
.service-card:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59,130,246,0.1);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  color: var(--accent-blue);
}
.service-icon svg { width: 24px; height: 24px; }

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ============================================================
   PRODUCTS
   ============================================================ */
#products { background: var(--bg-secondary); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
  margin-top: 56px;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  transition: all .3s var(--ease);
  position: relative;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: rgba(59,130,246,0.3);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}
.product-card.featured {
  border-color: rgba(59,130,246,0.2);
  background: linear-gradient(135deg, rgba(59,130,246,0.05) 0%, rgba(6,182,212,0.03) 100%);
}

.product-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
  margin-bottom: 24px;
}
.product-status.live {
  background: rgba(16,185,129,0.12);
  color: #10B981;
  border: 1px solid rgba(16,185,129,0.2);
}
.product-status.live .dot {
  width: 6px; height: 6px;
  background: #10B981;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
.product-status.beta {
  background: rgba(59,130,246,0.12);
  color: var(--accent-blue);
  border: 1px solid rgba(59,130,246,0.2);
}
.product-status.coming {
  background: rgba(148,163,184,0.1);
  color: var(--text-tertiary);
  border: 1px solid rgba(148,163,184,0.15);
}

.product-card h3 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.product-card > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 28px;
}
.product-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-blue);
  transition: gap .2s var(--ease);
}
.product-link:hover { gap: 12px; }
.product-link svg { width: 16px; height: 16px; }

/* ============================================================
   PROCESS
   ============================================================ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 44px;
  left: calc(12.5% + 12px);
  right: calc(12.5% + 12px);
  height: 2px;
  background: var(--border);
}
.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step-number {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-cyan);
  transition: all .3s var(--ease);
}
.process-step:hover .step-number {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(6,182,212,0.2);
}
.process-step h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.process-step p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================================
   SECURITY & PRIVACY
   ============================================================ */
#security { background: var(--bg-secondary); }

.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.security-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  text-align: center;
  transition: all .3s var(--ease);
}
.security-item:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}
.security-icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(6,182,212,0.08);
  color: var(--accent-cyan);
}
.security-icon svg { width: 24px; height: 24px; }

.security-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.security-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.security-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.security-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent-blue);
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all .2s var(--ease);
}
.security-links a:hover {
  border-color: var(--accent-blue);
  background: rgba(59,130,246,0.06);
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-top: 56px;
}
.about-text p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}
.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.value-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.value-item svg {
  width: 20px; height: 20px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}
.value-item span {
  font-size: 0.9rem;
  font-weight: 600;
}

.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.about-logo-large {
  width: 280px;
  height: 280px;
  border-radius: 40px;
  object-fit: contain;
  padding: 30px;
  background: rgba(59,130,246,0.04);
  border: 1px solid var(--border);
}

/* ============================================================
   CONTACT
   ============================================================ */
#contact { background: var(--bg-secondary); }

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  margin-top: 56px;
}
.contact-info h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
}
.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-channel {
  display: flex;
  align-items: center;
  gap: 14px;
}
.contact-channel .ch-icon {
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(59,130,246,0.08);
  color: var(--accent-blue);
  flex-shrink: 0;
}
.contact-channel .ch-icon svg { width: 20px; height: 20px; }
.contact-channel .ch-label {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.contact-channel .ch-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}
a.contact-channel {
  text-decoration: none;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  margin: -12px -16px;
  transition: background .2s var(--ease);
}
a.contact-channel:hover {
  background: rgba(59,130,246,0.06);
}
a.contact-channel:hover .ch-value {
  color: var(--accent-blue);
}

/* Form */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color .2s var(--ease);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-blue);
}
.form-group textarea {
  min-height: 140px;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}
.btn-submit {
  width: 100%;
  padding: 16px;
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  transition: transform .15s var(--ease), box-shadow .3s var(--ease);
}
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59,130,246,0.25);
}
.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}
.form-success.show { display: block; }
.form-success svg { width: 56px; height: 56px; color: #10B981; margin: 0 auto 16px; }
.form-success h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.form-success p { color: var(--text-secondary); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 48px 0 32px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand img {
  width: 28px; height: 28px;
  border-radius: 8px;
}
.footer-brand span {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 0.813rem;
  color: var(--text-tertiary);
  transition: color .2s var(--ease);
}
.footer-links a:hover { color: var(--text-primary); }
.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .security-grid { grid-template-columns: repeat(2, 1fr); }
  .about-content { grid-template-columns: 1fr; gap: 40px; }
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  section { padding: 80px 0; }
  .nav { display: none; }
  .header-cta { display: none; }
  .lang-toggle { margin-left: 0; }
  .mobile-menu-btn { display: flex; }

  .hero-bg-video {
    width: 95%;
    opacity: 0.2;
    top: 35%;
    transform: translate(-50%, -50%) perspective(1000px) rotateX(6deg) rotateY(-6deg);
  }
  @keyframes heroBgFloat {
    0%, 100% { transform: translate(-50%, -50%) perspective(1000px) rotateX(6deg) rotateY(-6deg); }
    50% { transform: translate(-50%, -52%) perspective(1000px) rotateX(4deg) rotateY(-4deg); }
  }

  .hero-content { padding: 40px 0; }
  .hero-ctas { flex-direction: column; }
  .hero-badges { flex-direction: column; gap: 16px; }

  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; gap: 32px; }
  .security-grid { grid-template-columns: 1fr; }
  .about-values { grid-template-columns: 1fr; }
  .about-logo-large { width: 200px; height: 200px; border-radius: 30px; padding: 20px; }

  .security-links { flex-direction: column; align-items: center; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
}