/* ==========================================================================
   0-4-1 | صفر چهلو یک — استایل اختصاصی صفحه پیش‌فرض زیرساخت دیجیتال Plesk
   Aesthetic: Dark / Deep Navy, Electric Blue, Cyan, Controlled Glassmorphism
   Architecture: Ultra-lightweight Vanilla CSS, Zero CDN, Zero Build Tools
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-deep: #030712;
  --bg-card: rgba(8, 16, 38, 0.72);
  --bg-card-hover: rgba(12, 25, 58, 0.85);
  --bg-surface: #070e24;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-cyan: rgba(0, 245, 255, 0.18);
  --border-cyan-hover: rgba(0, 245, 255, 0.5);
  
  --color-cyan: #00f5ff;
  --color-blue: #0066ff;
  --color-blue-dark: #0044cc;
  --color-green: #00e676;
  --color-text-title: #ffffff;
  --color-text-body: #94a3b8;
  --color-text-muted: #64748b;
  
  /* Glow & Shadows */
  --glow-cyan: 0 0 24px rgba(0, 245, 255, 0.22);
  --glow-blue: 0 0 35px rgba(0, 102, 255, 0.25);
  --shadow-card: 0 12px 36px -8px rgba(0, 0, 0, 0.65), 0 0 1px rgba(0, 245, 255, 0.2);
  --shadow-card-hover: 0 18px 45px -6px rgba(0, 102, 255, 0.35), 0 0 20px rgba(0, 245, 255, 0.25);

  /* Typography & Layout */
  --font-fa: system-ui, -apple-system, "Vazirmatn", "Shabnam", "Segoe UI", Roboto, Tahoma, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --container-max: 1240px;
}

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

html {
  scroll-behavior: smooth;
  direction: rtl;
  text-align: right;
  background-color: var(--bg-deep);
  color: var(--color-text-title);
  font-family: var(--font-fa);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background-color: var(--bg-deep);
  /* Cyber subtle ambient background lights */
  background-image: 
    radial-gradient(circle at 50% -10%, rgba(0, 102, 255, 0.22) 0%, transparent 55%),
    radial-gradient(circle at 10% 30%, rgba(0, 245, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 65%, rgba(0, 80, 220, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 50% 110%, rgba(0, 245, 255, 0.1) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Subtle Network Grid Overlay (Pure CSS, 0 CPU lag) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 85%);
  z-index: 0;
}

/* Main Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.5rem;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Navigation / Top Bar
   ========================================================================== */
.top-nav {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 1.1rem 0;
  background: rgba(3, 7, 18, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  transition: border-color 0.3s ease;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 44px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  filter: drop-shadow(0 2px 10px rgba(0, 102, 255, 0.3));
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Telemetry Badge */
.telemetry-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.4rem 0.85rem;
  background: rgba(0, 230, 118, 0.08);
  border: 1px solid rgba(0, 230, 118, 0.25);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: #a7f3d0;
  letter-spacing: 0.04em;
  direction: ltr;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background-color: var(--color-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-green);
  animation: pulse-dot-anim 2.2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse-dot-anim {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(1.35); }
}

.btn-nav-portal {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.15rem;
  background: rgba(0, 102, 255, 0.12);
  border: 1px solid rgba(0, 102, 255, 0.35);
  border-radius: var(--radius-sm);
  color: #ffffff;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.25s ease;
}

.btn-nav-portal:hover {
  background: rgba(0, 102, 255, 0.28);
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan);
  color: var(--color-cyan);
  transform: translateY(-1px);
}

/* ==========================================================================
   Default Page Notification / Hostname Provisioning Card
   ========================================================================== */
.provision-banner-wrap {
  padding-top: 2rem;
}

.provision-card {
  position: relative;
  background: linear-gradient(135deg, rgba(8, 20, 48, 0.8) 0%, rgba(4, 10, 26, 0.88) 100%);
  border: 1px solid rgba(0, 245, 255, 0.22);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.75rem;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  overflow: hidden;
}

.provision-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 160px;
  height: 2px;
  background: linear-gradient(to left, var(--color-cyan), transparent);
}

.provision-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 0.75rem;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--color-cyan);
  background: rgba(0, 245, 255, 0.08);
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  border: 1px solid rgba(0, 245, 255, 0.2);
  direction: ltr;
}

.provision-meta {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-text-muted);
  direction: ltr;
}

.provision-content {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
}

.provision-text-main {
  font-size: 1.08rem;
  font-weight: 600;
  color: #ffffff;
}

.hostname-chip {
  display: inline-block;
  font-family: var(--font-mono);
  color: var(--color-cyan);
  background: rgba(0, 102, 255, 0.25);
  border: 1px solid rgba(0, 245, 255, 0.35);
  padding: 0.15rem 0.65rem;
  border-radius: 6px;
  font-weight: 700;
  direction: ltr;
}

.provision-text-sub {
  font-size: 0.95rem;
  color: #38bdf8;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.provision-tech-details {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  direction: ltr;
}

.provision-tech-details span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.provision-tech-details strong {
  color: #cbd5e1;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 4.5rem 0 3.5rem;
  text-align: center;
  position: relative;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 1rem;
  background: rgba(0, 102, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.25);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-cyan);
  letter-spacing: 0.06em;
  margin-bottom: 1.6rem;
  direction: ltr;
}

.hero-brand-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.hero-brand-code {
  font-size: 3.5rem;
  font-weight: 900;
  font-family: var(--font-mono);
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, #ffffff 30%, var(--color-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 35px rgba(0, 245, 255, 0.3);
  line-height: 1.1;
  direction: ltr;
}

.hero-brand-divider {
  width: 2px;
  height: 2.2rem;
  background: rgba(0, 245, 255, 0.35);
  margin-inline: 0.25rem;
}

.hero-brand-fa {
  font-size: 2.6rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.hero-headline {
  font-size: 2.35rem;
  font-weight: 800;
  line-height: 1.35;
  color: #f8fafc;
  max-width: 820px;
  margin: 0.5rem auto 1.25rem;
}

.hero-headline .highlight-gradient {
  background: linear-gradient(135deg, #38bdf8 0%, #00f5ff 50%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--color-text-body);
  max-width: 680px;
  margin: 0 auto 2.5rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 2rem;
  background: linear-gradient(135deg, #0066ff 0%, #0052cc 100%);
  border: 1px solid rgba(0, 245, 255, 0.4);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(0, 102, 255, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.3);
  transition: all 0.25s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0077ff 0%, #0060e6 100%);
  border-color: var(--color-cyan);
  box-shadow: 0 8px 30px rgba(0, 102, 255, 0.5), 0 0 20px rgba(0, 245, 255, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.85rem;
  background: rgba(11, 21, 48, 0.65);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-sm);
  color: #f1f5f9;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-mono);
  text-decoration: none;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.25s ease;
  direction: ltr;
}

.btn-secondary:hover {
  background: rgba(16, 32, 70, 0.85);
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

/* Trust Spec Badges */
.hero-specs-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-text-body);
  font-size: 0.9rem;
}

.spec-item-icon {
  width: 18px;
  height: 18px;
  color: var(--color-cyan);
}

/* ==========================================================================
   Infrastructure Architecture Section
   ========================================================================== */
.infra-section {
  padding: 4.5rem 0;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-cyan);
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.2);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  letter-spacing: 0.08em;
  margin-bottom: 0.85rem;
  direction: ltr;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.65rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-body);
}

.infra-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.15rem;
  position: relative;
}

.infra-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.6rem 1.25rem;
  text-align: center;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.infra-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--color-cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.infra-card:hover {
  transform: translateY(-5px);
  background: var(--bg-card-hover);
  border-color: var(--border-cyan-hover);
  box-shadow: var(--shadow-card-hover);
}

.infra-card:hover::after {
  opacity: 1;
}

.infra-icon-wrap {
  width: 48px;
  height: 48px;
  margin: 0 auto 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(0, 102, 255, 0.15);
  border: 1px solid rgba(0, 245, 255, 0.25);
  color: var(--color-cyan);
  transition: all 0.3s ease;
}

.infra-card:hover .infra-icon-wrap {
  background: rgba(0, 245, 255, 0.2);
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan);
  transform: scale(1.05);
}

.infra-title {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #ffffff;
  margin-bottom: 0.5rem;
  direction: ltr;
}

.infra-desc {
  font-size: 0.82rem;
  color: var(--color-text-body);
  line-height: 1.55;
}

/* ==========================================================================
   Services Section (8 Minimal Enterprise Cards)
   ========================================================================== */
.services-section {
  padding: 4.5rem 0 5rem;
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  background: var(--bg-card-hover);
  border-color: var(--border-cyan-hover);
  box-shadow: var(--shadow-card-hover);
}

.service-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem;
}

.service-num {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-cyan);
  opacity: 0.9;
  letter-spacing: 0.02em;
  direction: ltr;
}

.service-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(0, 102, 255, 0.12);
  color: var(--color-cyan);
  border: 1px solid rgba(0, 245, 255, 0.15);
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  background: rgba(0, 102, 255, 0.25);
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan);
}

.service-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.55rem;
  line-height: 1.4;
}

.service-desc {
  font-size: 0.88rem;
  color: var(--color-text-body);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-footer {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #38bdf8;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.service-footer-arrow {
  display: inline-block;
  transform: rotate(180deg);
  transition: transform 0.25s ease;
}

.service-card:hover .service-footer-arrow {
  transform: rotate(180deg) translateX(4px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer-wrap {
  margin-top: 4rem;
  padding: 3.5rem 0 2rem;
  background: linear-gradient(180deg, transparent 0%, rgba(2, 6, 18, 0.95) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  position: relative;
}

.footer-content {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2.5rem 2rem;
  margin-bottom: 2.5rem;
}

.footer-brand-block {
  max-width: 440px;
}

.footer-logo {
  height: 42px;
  width: auto;
  margin-bottom: 1rem;
  filter: drop-shadow(0 2px 8px rgba(0, 102, 255, 0.3));
}

.footer-tagline {
  font-size: 1.05rem;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 0.5rem;
}

.footer-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.footer-links-block {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
}

.footer-col-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.9rem;
}

.footer-col-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col-list a {
  font-size: 0.85rem;
  color: var(--color-text-body);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-col-list a:hover {
  color: var(--color-cyan);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.footer-domain-link {
  font-family: var(--font-mono);
  color: var(--color-cyan);
  text-decoration: none;
  font-weight: 600;
  direction: ltr;
}

.footer-domain-link:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1200px) {
  .infra-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .infra-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-brand-code {
    font-size: 2.75rem;
  }
  .hero-brand-fa {
    font-size: 2.1rem;
  }
  .hero-headline {
    font-size: 1.85rem;
  }
}

@media (max-width: 768px) {
  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-actions {
    width: 100%;
    justify-content: space-between;
    margin-top: 0.5rem;
  }
  .infra-grid {
    grid-template-columns: 1fr;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .provision-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-brand-divider {
    display: none;
  }
  .hero-brand-title {
    flex-direction: column;
    gap: 0.25rem;
  }
  .hero-specs-row {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }
  .footer-content {
    flex-direction: column;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ==========================================================================
   Cinematic Live Background System (Video Illusion Effect)
   Ultra-Smooth Hardware-Accelerated Animation (0 CPU overhead)
   ========================================================================== */

.cinematic-bg-container {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
  background-color: var(--bg-deep);
}

.cinematic-aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.55;
  mix-blend-mode: screen;
  will-change: transform, opacity;
  pointer-events: none;
}

.aurora-1 {
  width: 75vw;
  height: 75vw;
  max-width: 900px;
  max-height: 900px;
  top: -25vw;
  left: 10vw;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.45) 0%, rgba(0, 30, 100, 0.15) 60%, transparent 80%);
  animation: auroraFlow1 24s ease-in-out infinite alternate;
}

.aurora-2 {
  width: 65vw;
  height: 65vw;
  max-width: 800px;
  max-height: 800px;
  bottom: -20vw;
  right: -10vw;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.28) 0%, rgba(0, 102, 255, 0.15) 55%, transparent 75%);
  animation: auroraFlow2 28s ease-in-out infinite alternate;
}

.aurora-3 {
  width: 50vw;
  height: 50vw;
  max-width: 600px;
  max-height: 600px;
  top: 35vh;
  left: -15vw;
  background: radial-gradient(circle, rgba(0, 80, 220, 0.35) 0%, rgba(0, 245, 255, 0.12) 50%, transparent 70%);
  animation: auroraFlow3 20s ease-in-out infinite alternate;
}

@keyframes auroraFlow1 {
  0% { transform: translate3d(0, 0, 0) scale(1) rotate(0deg); }
  50% { transform: translate3d(8vw, 6vh, 0) scale(1.18) rotate(120deg); }
  100% { transform: translate3d(-6vw, 10vh, 0) scale(0.92) rotate(240deg); }
}

@keyframes auroraFlow2 {
  0% { transform: translate3d(0, 0, 0) scale(1.05) rotate(0deg); }
  50% { transform: translate3d(-10vw, -8vh, 0) scale(0.85) rotate(-140deg); }
  100% { transform: translate3d(5vw, -4vh, 0) scale(1.2) rotate(-280deg); }
}

@keyframes auroraFlow3 {
  0% { transform: translate3d(0, 0, 0) scale(0.9); }
  50% { transform: translate3d(12vw, -10vh, 0) scale(1.25); }
  100% { transform: translate3d(6vw, 8vh, 0) scale(1); }
}

.cyber-grid-horizon {
  position: absolute;
  bottom: 0;
  left: -50%;
  width: 200%;
  height: 65vh;
  transform: perspective(400px) rotateX(68deg);
  transform-origin: center bottom;
  background-image: 
    linear-gradient(to right, rgba(0, 245, 255, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 102, 255, 0.15) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 95%);
  -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 95%);
  animation: cyberGridTravel 10s linear infinite;
  pointer-events: none;
  will-change: background-position;
}

@keyframes cyberGridTravel {
  0% { background-position: 0 0; }
  100% { background-position: 0 60px; }
}

.cyber-beam {
  position: absolute;
  width: 1.5px;
  height: 280px;
  background: linear-gradient(to bottom, transparent, var(--color-cyan), #ffffff, transparent);
  opacity: 0;
  filter: drop-shadow(0 0 10px var(--color-cyan));
  will-change: transform, opacity;
}

.beam-1 {
  left: 22%;
  top: -280px;
  animation: beamShoot 7s cubic-bezier(0.4, 0, 0.2, 1) infinite 1s;
}

.beam-2 {
  left: 78%;
  top: -280px;
  animation: beamShoot 9s cubic-bezier(0.4, 0, 0.2, 1) infinite 3.5s;
}

.beam-3 {
  left: 48%;
  top: -280px;
  animation: beamShoot 6s cubic-bezier(0.4, 0, 0.2, 1) infinite 5.2s;
}

@keyframes beamShoot {
  0% { transform: translate3d(0, -100px, 0); opacity: 0; }
  15% { opacity: 0.9; }
  75% { opacity: 0.7; }
  100% { transform: translate3d(0, 130vh, 0); opacity: 0; }
}

#cyberNetworkCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.75;
  pointer-events: none;
}

.cinematic-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 35%, rgba(3, 7, 18, 0.82) 100%);
  pointer-events: none;
}

a.service-card {
  text-decoration: none;
  color: inherit;
  display: flex;
  cursor: pointer;
  user-select: none;
}

a.service-card:hover .service-title {
  color: var(--color-cyan);
  text-shadow: 0 0 12px rgba(0, 245, 255, 0.4);
}