/* 
  Bilkan AI - Premium Stylesheet
  Design System: Dark mode, cyber gradients, fluid typography, 3D card tilts, and typing prompts
*/

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

:root {
  --bg-dark: hsl(240, 15%, 4%);
  --bg-card: hsla(240, 15%, 8%, 0.6);
  --bg-card-hover: hsla(240, 15%, 12%, 0.85);
  --border-color: hsla(240, 10%, 20%, 0.4);
  --border-glow: hsla(210, 100%, 65%, 0.15);
  
  /* Accent Gradients */
  --primary-glow: radial-gradient(circle at 50% 50%, hsla(244, 96%, 60%, 0.15), transparent 60%);
  --accent-cyan: hsl(185, 100%, 50%);
  --accent-blue: hsl(215, 100%, 55%);
  --accent-purple: hsl(270, 95%, 65%);
  --accent-green: hsl(145, 100%, 50%);
  
  /* Text */
  --text-main: hsl(0, 0%, 94%);
  --text-muted: hsl(240, 5%, 65%);
  --text-accent: hsl(210, 100%, 75%);
  
  /* Font Families */
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-elastic: all 0.6s cubic-bezier(0.25, 1.1, 0.5, 1.15);
}

/* Reset and Core Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  overflow-x: hidden;
}

body {
  position: relative;
  min-height: 100vh;
}

/* Neural Network Background Canvas */
#neural-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
  opacity: 0.75;
}

/* Glowing Radial Orbs in Background */
.glow-orb {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.4;
}

.orb-purple {
  top: -10%;
  right: -5%;
  background: radial-gradient(circle, hsla(270, 95%, 55%, 0.25) 0%, transparent 70%);
  animation: float-slow 18s ease-in-out infinite;
}

.orb-blue {
  bottom: 10%;
  left: -10%;
  background: radial-gradient(circle, hsla(215, 100%, 50%, 0.2) 0%, transparent 70%);
  animation: float-slow 24s ease-in-out infinite alternate;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: hsl(240, 10%, 20%);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: hsl(240, 10%, 30%);
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: #ffffff;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
  transition: var(--transition-smooth);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.logo:hover {
  opacity: 0.85;
  transform: scale(1.03);
}

.logo-img {
  height: 96px;
  width: auto;
  object-fit: contain;
  display: block;
  mix-blend-mode: multiply;
  transition: var(--transition-smooth);
}

.logo:hover .logo-img {
  filter: drop-shadow(0 0 10px hsla(215, 100%, 55%, 0.35));
  transform: scale(1.03);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

nav ul li a {
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  color: hsl(240, 15%, 25%);
  transition: var(--transition-smooth);
  position: relative;
  padding: 0.5rem 0;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
  transition: var(--transition-smooth);
}

nav ul li a:hover {
  color: hsl(240, 15%, 5%);
}

nav ul li a:hover::after {
  width: 100%;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  border: none;
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: 100px;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-elastic);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
}

.cta-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: 0.5s;
}

.cta-btn:hover {
  transform: translateY(-3px);
  border-color: hsla(215, 100%, 65%, 0.8);
  box-shadow: 0 0 20px hsla(215, 100%, 55%, 0.3);
}

.cta-btn:hover::before {
  left: 100%;
}

/* Language Switcher Button */
.lang-btn {
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: hsl(240, 15%, 25%);
  padding: 0.5rem 1rem;
  border-radius: 100px;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-right: 1rem;
  outline: none;
}

.lang-btn:hover {
  background: rgba(0, 0, 0, 0.07);
  border-color: rgba(0, 0, 0, 0.25);
  color: hsl(240, 15%, 5%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transform: translateY(-1px);
}

.lang-btn:active {
  transform: translateY(0);
}

/* Hero Section */
.hero {
  padding: 180px 0 100px 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-tagline {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-accent);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

.hero-tagline .pulse {
  width: 6px;
  height: 6px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulse-glow 1.5s infinite;
}

.hero-title {
  font-family: var(--font-title);
  font-size: 4rem;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 70%, #6366f1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.2rem;
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: white;
  border: none;
  font-weight: 700;
  padding: 1rem 2rem;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-title);
  font-size: 1.05rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-elastic);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  font-weight: 600;
  padding: 1rem 2rem;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  font-family: var(--font-title);
  font-size: 1.05rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--text-muted);
}

/* LLM Typewriter Display Container */
.llm-mockup {
  position: relative;
  background: rgba(13, 12, 25, 0.65);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4),
              inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow: hidden;
  height: 380px;
}

.llm-mockup::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, hsla(185, 100%, 50%, 0.1) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.llm-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 0.75rem;
}

.llm-dots {
  display: flex;
  gap: 6px;
}

.llm-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: hsla(240, 5%, 30%, 0.6);
}

.llm-dots .dot-r { background: #ff5f56; }
.llm-dots .dot-y { background: #ffbd2e; }
.llm-dots .dot-g { background: #27c93f; }

.llm-status {
  font-size: 0.75rem;
  font-family: monospace;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.llm-pulse {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--accent-green);
  animation: pulse-glow 1s infinite;
}

.llm-body {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-family: 'Outfit', monospace;
  font-size: 0.9rem;
  line-height: 1.5;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.chat-bubble {
  padding: 0.85rem 1.1rem;
  border-radius: 12px;
  max-width: 90%;
  animation: fadeIn 0.4s ease-out forwards;
}

.bubble-user {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.05);
  align-self: flex-end;
  color: var(--text-main);
  border-bottom-right-radius: 2px;
}

.bubble-assistant {
  background: linear-gradient(135deg, hsla(244, 96%, 60%, 0.1), hsla(215, 100%, 55%, 0.05));
  border: 1px solid hsla(215, 100%, 55%, 0.15);
  align-self: flex-start;
  color: hsl(210, 100%, 85%);
  border-bottom-left-radius: 2px;
}

.cursor-blink {
  display: inline-block;
  width: 2px;
  height: 15px;
  background-color: var(--accent-cyan);
  margin-left: 2px;
  animation: cursor-flash 0.8s infinite;
  vertical-align: middle;
}

/* Sections Core */
section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.section-label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-cyan);
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-title {
  font-family: var(--font-title);
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -1px;
}

.section-desc {
  max-width: 600px;
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* 3D Interactive Rotating Image Cards Section */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  perspective: 1200px; /* Perspective context for children tilt */
}

.sector-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  overflow: hidden;
  transition: transform 0.15s ease-out, box-shadow 0.3s ease;
  transform-style: preserve-3d;
  cursor: pointer;
}

.sector-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
                              hsla(215, 100%, 65%, 0.08) 0%, 
                              transparent 50%);
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  z-index: 2;
}

.sector-card:hover::before {
  opacity: 1;
}

.sector-card:hover {
  background: var(--bg-card-hover);
  border-color: hsla(215, 100%, 65%, 0.25);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4),
              0 0 40px hsla(215, 100%, 55%, 0.05);
}

.card-content {
  transform: translateZ(35px); /* Push text/headings out slightly in 3D space */
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 3;
}

.card-tag {
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-purple);
  letter-spacing: 1px;
}

.sector-card:nth-child(even) .card-tag {
  color: var(--accent-cyan);
}

.card-title {
  font-family: var(--font-title);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
}

.card-desc {
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* Image Visual Display inside Cards */
.card-visual-wrapper {
  position: relative;
  width: 100%;
  height: 220px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateZ(50px); /* Push the interactive image further forward to create parallax depth */
  transition: var(--transition-smooth);
}

.card-visual-canvas {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}

.card-visual-art {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease-out;
  transform: scale(1.05);
  z-index: 1;
}

/* Icon indicator overlay */
.card-icon-overlay {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  transform: translateZ(60px);
  transition: var(--transition-elastic);
  z-index: 4;
}

.sector-card:hover .card-icon-overlay {
  background: var(--text-main);
  color: var(--bg-dark);
  transform: translateZ(70px) scale(1.1);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

/* About Section Styles */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-glow {
  position: absolute;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, hsla(270, 95%, 65%, 0.15) 0%, transparent 70%);
  filter: blur(40px);
  animation: pulse-glow 4s infinite alternate;
}

.interactive-mesh {
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
  border-radius: 24px;
  padding: 3rem;
  width: 100%;
  max-width: 450px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}

.mesh-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 1rem;
}

.mesh-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.mesh-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.mesh-val {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--accent-cyan);
}

/* Showcase Section */
.showcase-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.showcase-visual {
  background: rgba(13, 12, 25, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 30px 50px rgba(0, 0, 0, 0.4);
  position: relative;
  height: 400px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.widget-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.widget-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.widget-canvas-container {
  flex-grow: 1;
  position: relative;
  width: 100%;
  height: 250px;
}

.showcase-canvas {
  width: 100%;
  height: 100%;
}

.widget-stats {
  display: flex;
  justify-content: space-around;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 0.75rem;
  margin-top: 1rem;
}

.stat-item {
  text-align: center;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.stat-value {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent-green);
}

/* Testimonial Section */
.testimonials {
  background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.03), transparent);
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3.5rem;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.testimonial-card::before {
  content: "“";
  position: absolute;
  top: 1rem;
  left: 3rem;
  font-size: 8rem;
  font-family: var(--font-title);
  line-height: 1;
  color: hsla(215, 100%, 65%, 0.05);
  pointer-events: none;
}

.testimonial-text {
  font-size: 1.5rem;
  line-height: 1.6;
  font-weight: 500;
  color: var(--text-main);
  margin-bottom: 2rem;
}

.testimonial-author {
  font-family: var(--font-title);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
}

.testimonial-rating {
  color: #ffbd2e;
  font-size: 1.1rem;
  margin-top: 0.5rem;
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.contact-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: hsla(215, 100%, 55%, 0.1);
  border: 1px solid hsla(215, 100%, 55%, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.contact-details h4 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.contact-details a, .contact-details p {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.contact-details a:hover {
  color: var(--accent-cyan);
}

/* Google Maps Embed Container */
.map-container {
  width: 100%;
  height: 250px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  margin-top: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: invert(90%) hue-rotate(180deg) opacity(0.65) contrast(1.1) grayscale(0.2);
  transition: var(--transition-smooth);
}

.map-container iframe:hover {
  opacity: 0.9;
  filter: invert(90%) hue-rotate(180deg) opacity(0.9) contrast(1.1);
}

.contact-form {
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input, .form-group textarea {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 15px hsla(215, 100%, 55%, 0.15);
  background: rgba(0, 0, 0, 0.55);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer Section */
footer {
  border-top: 1px solid var(--border-color);
  padding: 4rem 0;
  background: hsl(240, 15%, 2%);
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--text-main);
}

/* Footer text logo */
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 900;
  text-decoration: none;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.footer-logo span {
  color: var(--accent-cyan);
}

.logo-dot {
  width: 10px;
  height: 10px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-cyan);
  animation: pulse-glow 2s infinite;
  flex-shrink: 0;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes cursor-flash {
  0%, 100% { opacity: 0; }
  50% { opacity: 1; }
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; filter: brightness(1.2); }
}

@keyframes float-slow {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-25px) rotate(5deg); }
  100% { transform: translateY(0) rotate(0deg); }
}

/* Mobile & Tablet Responsiveness */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-content {
    text-align: center;
    align-items: center;
  }
  .hero-desc {
    margin: 0 auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .sectors-grid {
    grid-template-columns: 1fr;
  }
  .about-grid, .showcase-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .about-visual {
    order: -1;
  }
  .interactive-mesh {
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.75rem;
  }
  nav {
    display: none; /* In a full build, this would be a hamburger menu, but let's keep it minimal and elegant */
  }
  .header-actions {
    display: flex;
  }
  .section-title {
    font-size: 2.25rem;
  }
  .contact-form {
    padding: 2rem;
  }
  .footer-container {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}

.footer-credit a:hover {
  color: var(--accent-purple) !important;
  text-decoration: underline !important;
}