/* ==========================================================================
   MPA CONGO - Modern 3D Futuristic ESN Design System V2
   Updated for maximum clarity, wider hero, infinite logo marquee & AI Assistant
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Primary Theme Palette */
  --bg-dark: #040814;
  --bg-surface: #0a1128;
  --bg-card: rgba(15, 23, 42, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.9);

  /* Accent Colors */
  --gold-primary: #D4AF37;
  --gold-bright: #FFD700;
  --gold-light: #F3E5AB;
  --gold-glow: rgba(212, 175, 55, 0.4);
  --cyan-accent: #00F0FF;
  --cyan-glow: rgba(0, 240, 255, 0.35);
  --blue-brand: #1E40AF;

  /* Typography Colors */
  --text-main: #FFFFFF;
  --text-muted: #CBD5E1;
  --text-dim: #94A3B8;

  /* Borders & Effects */
  --border-light: rgba(255, 255, 255, 0.12);
  --border-gold: rgba(212, 175, 55, 0.4);
  --border-cyan: rgba(0, 240, 255, 0.4);
  --glass-backdrop: blur(18px);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-gold: 0 10px 30px -5px rgba(212, 175, 55, 0.35);
  --shadow-glow: 0 10px 30px -5px rgba(0, 240, 255, 0.3);
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  background: radial-gradient(circle at 50% 0%, #0d1b3e 0%, var(--bg-dark) 70%);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

/* --- Canvas 3D Background Container --- */
#canvas-3d-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  opacity: 0.85;
}

/* --- Header & Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-smooth);
  padding: 1.25rem 2.5rem;
  background: rgba(4, 8, 20, 0.85);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border-bottom: 1px solid var(--border-light);
}

.navbar.scrolled {
  padding: 0.85rem 2.5rem;
  background: rgba(6, 11, 25, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  border-bottom-color: var(--border-gold);
}

.nav-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-symbol {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--gold-bright), #B89025);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #040814;
  font-weight: 900;
  font-size: 1.3rem;
  box-shadow: var(--shadow-gold);
  transform: rotate(-3deg);
  transition: var(--transition-smooth);
}

.logo-brand:hover .logo-symbol {
  transform: rotate(0deg) scale(1.05);
}

.logo-text {
  font-size: 1.55rem;
  font-weight: 800;
  color: #FFFFFF;
}

.logo-text span {
  color: var(--gold-bright);
  background: linear-gradient(135deg, #FFFFFF, var(--gold-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--gold-bright);
}

/* Button UI Components - HIGH CONTRAST FIX FOR CONTACT B2B */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.85rem;
  background: linear-gradient(135deg, #FFD700 0%, #D4AF37 100%);
  color: #040814 !important; /* Force high contrast dark text */
  font-weight: 800 !important;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border-radius: 30px;
  text-decoration: none;
  border: 1px solid #FFE57F;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4);
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255, 215, 0, 0.6);
  background: linear-gradient(135deg, #FFF099 0%, #FFD700 100%);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.85rem;
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 30px;
  text-decoration: none;
  border: 1px solid var(--border-light);
  backdrop-filter: var(--glass-backdrop);
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.btn-secondary:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--cyan-accent);
  color: var(--cyan-accent) !important;
  transform: translateY(-2px);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-switch {
  display: flex;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 3px;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: 16px;
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.lang-btn.active {
  background: var(--gold-bright);
  color: #040814;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 1.6rem;
  cursor: pointer;
}

/* --- Hero Section WIDER FIX --- */
.hero-section {
  position: relative;
  min-height: 92vh;
  padding: 170px 2.5rem 80px 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 1440px;
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1.25rem;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-cyan);
  border-radius: 30px;
  color: var(--cyan-accent);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}

.hero-badge i {
  font-size: 0.85rem;
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: 3.8rem;
  line-height: 1.15;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: #FFFFFF;
}

.hero-title .highlight-gold {
  background: linear-gradient(135deg, #FFF5CC 0%, var(--gold-bright) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  max-width: 780px;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--border-light);
}

.stat-item h4 {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--gold-bright);
}

.stat-item p {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-visual {
  position: relative;
  width: 100%;
}

.hero-card-3d {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  backdrop-filter: var(--glass-backdrop);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7);
  transform: perspective(1000px) rotateY(-4deg) rotateX(3deg);
  transition: var(--transition-smooth);
}

.hero-card-3d:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.hero-img-preview {
  width: 100%;
  height: 360px;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius-md);
  filter: brightness(0.95) contrast(1.1);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.hero-card-brand-overlay {
  position: absolute;
  top: 2.25rem;
  left: 2.25rem;
  background: rgba(4, 8, 20, 0.82);
  border: 1px solid var(--border-gold);
  padding: 1.1rem 1.6rem;
  border-radius: var(--radius-md);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  z-index: 5;
}

.hero-card-brand-overlay h3 {
  font-size: 1.55rem;
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 0.2rem;
  letter-spacing: 0.05em;
}

.hero-card-brand-overlay h3 span {
  color: var(--gold-bright);
}

.hero-card-brand-overlay p {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--cyan-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.floating-tag {
  position: absolute;
  bottom: -22px;
  right: -15px;
  background: rgba(10, 17, 40, 0.95);
  border: 1px solid var(--border-cyan);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.floating-tag-icon {
  width: 44px;
  height: 44px;
  background: rgba(0, 240, 255, 0.15);
  color: var(--cyan-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

/* --- Section Layouts --- */
.section {
  padding: 100px 2.5rem;
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem auto;
}

.section-subtitle {
  color: var(--gold-bright);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.88rem;
  letter-spacing: 0.15em;
  margin-bottom: 0.85rem;
  display: inline-block;
}

.section-title {
  font-size: 2.85rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* --- Static Centered Logo Banner --- */
.trust-banner {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.5) 0%, rgba(6, 11, 25, 0.9) 100%);
  border-y: 1px solid var(--border-light);
  padding: 3.5rem 2rem;
  text-align: center;
}

.static-logos-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 2rem auto 0 auto;
}

.client-logo-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  padding: 1.25rem 2.5rem;
  border-radius: var(--radius-md);
  backdrop-filter: var(--glass-backdrop);
  transition: var(--transition-smooth);
}

.client-logo-card:hover {
  border-color: var(--border-gold);
  background: rgba(212, 175, 55, 0.08);
  transform: translateY(-4px);
}

.client-logo-img {
  height: 48px;
  max-width: 160px;
  object-fit: contain;
  filter: brightness(0) invert(1) opacity(0.85); /* Make logos crisp white on dark background */
  transition: var(--transition-smooth);
}

.client-logo-card:hover .client-logo-img {
  filter: brightness(1) opacity(1);
}

.client-logo-text {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--text-main);
  letter-spacing: 0.05em;
}

/* --- Cards & Grid Layouts --- */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.25rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

.card-feature {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  backdrop-filter: var(--glass-backdrop);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.card-feature::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold-bright), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.card-feature:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-8px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.5);
}

.card-feature:hover::before {
  transform: translateX(100%);
}

.card-icon-box {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-bright);
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  transition: var(--transition-smooth);
}

.card-feature:hover .card-icon-box {
  background: var(--gold-bright);
  color: #040814;
  box-shadow: var(--shadow-gold);
}

.card-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.85rem;
  color: #FFFFFF;
}

.card-text {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.card-list {
  margin-top: 1.5rem;
  list-style: none;
}

.card-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #FFFFFF;
  font-size: 0.92rem;
  margin-bottom: 0.5rem;
}

.card-list li i {
  color: var(--cyan-accent);
}

/* --- Modernized Tech Ecosystem Cards --- */
.eco-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  backdrop-filter: var(--glass-backdrop);
  transition: var(--transition-smooth);
}

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

.eco-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.eco-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-accent);
  font-size: 1.4rem;
}

.eco-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

.eco-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  padding: 0.4rem 0.85rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* --- Interactive Budget Estimator Widget --- */
.estimator-card {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(6, 11, 25, 0.98));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 3.5rem 3rem;
  backdrop-filter: var(--glass-backdrop);
  box-shadow: 0 25px 65px rgba(0, 0, 0, 0.7);
}

.form-group {
  margin-bottom: 1.85rem;
}

.form-label {
  display: block;
  font-weight: 700;
  font-size: 0.98rem;
  margin-bottom: 0.65rem;
  color: #FFFFFF;
}

.form-control, select, textarea {
  width: 100%;
  padding: 0.95rem 1.35rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-family: inherit;
  font-size: 0.98rem;
  transition: var(--transition-smooth);
}

.form-control:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--cyan-accent);
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.25);
  background: rgba(255, 255, 255, 0.09);
}

.select-option {
  background: #060B19;
  color: #FFFFFF;
}

.diagnostic-result {
  background: rgba(10, 17, 40, 0.95);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  margin-top: 2rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 1.5rem 0;
  text-align: left;
}

.diagnostic-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-cyan);
  padding: 1.25rem;
  border-radius: 12px;
  backdrop-filter: var(--glass-backdrop);
}

.diagnostic-card-title {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--cyan-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.diagnostic-card-val {
  font-size: 1rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.4;
}

/* --- Conversational AI Assistant Widget --- */
.chat-widget-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan-accent) 0%, var(--blue-brand) 100%);
  color: #040814;
  border: 2px solid #FFFFFF;
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  cursor: pointer;
  z-index: 2000;
  transition: var(--transition-smooth);
  animation: float 3s ease-in-out infinite;
}

.chat-widget-btn:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 12px 35px rgba(0, 240, 255, 0.7);
}

.chat-window {
  position: fixed;
  bottom: 6rem;
  right: 2rem;
  width: 380px;
  max-width: 90vw;
  height: 520px;
  background: rgba(6, 11, 25, 0.96);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(25px);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  z-index: 2000;
  overflow: hidden;
  transform: translateY(30px) scale(0.95);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.chat-window.open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: all;
}

.chat-header {
  padding: 1rem 1.25rem;
  background: rgba(15, 23, 42, 0.9);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chat-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.chat-status-dot {
  width: 10px;
  height: 10px;
  background: #00E676;
  border-radius: 50%;
  box-shadow: 0 0 8px #00E676;
}

.chat-body {
  flex: 1;
  padding: 1.25rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-msg {
  max-width: 85%;
  padding: 0.85rem 1.1rem;
  border-radius: 14px;
  font-size: 0.9rem;
  line-height: 1.5;
}

.chat-msg.bot {
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--border-cyan);
  color: var(--text-main);
  align-self: flex-start;
  border-bottom-left-radius: 2px;
}

.chat-msg.user {
  background: var(--gold-bright);
  color: #040814;
  font-weight: 600;
  align-self: flex-end;
  border-bottom-right-radius: 2px;
}

.chat-chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.chat-chip {
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-cyan);
  color: var(--cyan-accent);
  padding: 0.35rem 0.75rem;
  border-radius: 16px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.chat-chip:hover {
  background: var(--cyan-accent);
  color: #040814;
}

.chat-footer {
  padding: 0.85rem 1rem;
  background: rgba(15, 23, 42, 0.9);
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: 0.5rem;
}

.chat-input {
  flex: 1;
  padding: 0.6rem 1rem;
  font-size: 0.88rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  color: #FFFFFF;
}

.chat-send-btn {
  background: var(--cyan-accent);
  color: #040814;
  border: none;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.chat-send-btn:hover {
  transform: scale(1.08);
  background: #FFFFFF;
}

/* --- Footer --- */
.footer {
  background: #02050E;
  border-top: 1px solid var(--border-light);
  padding: 80px 2.5rem 30px 2.5rem;
}

.footer-container {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: #FFFFFF;
  position: relative;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--gold-bright);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--gold-bright);
  padding-left: 5px;
}

.footer-bottom {
  max-width: 1440px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-dim);
  font-size: 0.88rem;
}

/* --- Keyframe Animations --- */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.9); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

/* --- Toast Notifications --- */
.toast-msg {
  position: fixed;
  bottom: 2.5rem;
  left: 2.5rem;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--border-gold);
  color: #FFFFFF;
  padding: 1.1rem 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition-smooth);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* --- Mobile & Tablet Responsiveness --- */
@media (max-width: 1200px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.6rem;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(6, 11, 25, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2.5rem 2rem;
    gap: 1.75rem;
    border-bottom: 1px solid var(--border-gold);
    transform: translateY(-150%);
    transition: var(--transition-smooth);
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 1.5rem;
  }

  .hero-card-3d {
    transform: none;
  }

  .floating-tag {
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: 1rem;
  }
}