/* =========================================
   SYNOVEX AI — Main Stylesheet v3.0
   Mobile-First Responsive Design
   ========================================= */

/* ========== CSS VARIABLES ========== */
:root {
  --primary: #00d4ff;
  --primary-dark: #0099cc;
  --primary-glow: rgba(0, 212, 255, 0.3);
  --secondary: #7c3aed;
  --secondary-glow: rgba(124, 58, 237, 0.3);
  --accent: #00ffb3;
  --accent-glow: rgba(0, 255, 179, 0.25);
  --bg-dark: #020b18;
  --bg-card: #061221;
  --bg-card2: #091a2e;
  --bg-card3: #0c2040;
  --border: rgba(0, 212, 255, 0.12);
  --border-hover: rgba(0, 212, 255, 0.45);
  --text-primary: #e4f2ff;
  --text-secondary: #6ea3c8;
  --text-muted: #3d6b8a;
  --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
  --gradient-accent: linear-gradient(135deg, #00ffb3 0%, #00d4ff 100%);
  --font-heading: 'Exo 2', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
  --shadow-card: 0 25px 70px rgba(0, 0, 0, 0.6);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --vh: 1vh;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
  min-height: calc(var(--vh, 1vh) * 100);
  -webkit-font-smoothing: antialiased;
}

img,
video,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

button {
  font-family: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

input,
textarea,
select {
  font-size: 16px;
  font-family: inherit;
}

ul,
ol {
  list-style: none;
}

/* ========== PARTICLE CANVAS ========== */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ========== PRELOADER ========== */
#preloader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-inner {
  text-align: center;
  padding: 0 20px;
  width: 100%;
  max-width: 280px;
}

.preloader-logo {
  margin-bottom: 24px;
}

.preloader-logo img {
  width: 120px;
  margin: 0 auto;
  filter: drop-shadow(0 0 24px var(--primary));
  animation: pulseLogo 1.5s ease-in-out infinite;
}

@keyframes pulseLogo {
  0%, 100% { filter: drop-shadow(0 0 20px var(--primary)); }
  50% { filter: drop-shadow(0 0 45px var(--primary)); }
}

.preloader-bar {
  width: 100%;
  height: 3px;
  background: rgba(0, 212, 255, 0.15);
  border-radius: 3px;
  overflow: hidden;
}

.preloader-fill {
  height: 100%;
  width: 0;
  background: var(--gradient-primary);
  border-radius: 3px;
  animation: fillBar 2s ease forwards;
}

@keyframes fillBar {
  to { width: 100%; }
}

.preloader-text {
  margin-top: 16px;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ========== NAVBAR — MOBILE FIRST ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 12px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(2, 11, 24, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  z-index: 1002;
  flex-shrink: 0;
}

.nav-logo img {
  height: 50px;
  filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.4));
  transition: var(--transition);
}

/* Hamburger — visible on mobile */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: rgba(0, 212, 255, 0.05);
  border: 1px solid var(--border);
  padding: 10px;
  border-radius: var(--radius-sm);
  z-index: 1002;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.nav-links {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100);
  background: rgba(2, 11, 24, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  padding: 90px 24px 40px;
  gap: 8px;
  z-index: 1001;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  border-left: 1px solid var(--border);
}

.nav-links.open {
  right: 0;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-secondary);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition);
  display: block;
  width: 100%;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(0, 212, 255, 0.08);
}

.nav-cta {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  background: var(--gradient-primary);
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  box-shadow: 0 0 24px var(--primary-glow);
  transition: var(--transition);
}

/* Nav Overlay */
.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(2, 11, 24, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ========== CONTAINER ========== */
.container {
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}

section {
  position: relative;
  z-index: 1;
}

/* ========== TYPOGRAPHY ========== */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========== SECTION COMMON ========== */
.section-pad {
  padding: 60px 0;
}

.section-pad-sm {
  padding: 40px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 40px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0, 255, 179, 0.08);
  border: 1px solid rgba(0, 255, 179, 0.25);
  border-radius: 50px;
  padding: 5px 14px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 14px;
}

.section-line {
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
  margin: 14px auto;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ========== BUTTONS ========== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--gradient-primary);
  color: white;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition);
  box-shadow: 0 0 30px var(--primary-glow);
  border: none;
  min-height: 50px;
  width: 100%;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: transparent;
  color: var(--primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition);
  border: 1px solid var(--border-hover);
  min-height: 50px;
  width: 100%;
}

.btn-outline:hover {
  background: rgba(0, 212, 255, 0.1);
}

/* ========== HERO — MOBILE FIRST ========== */
.hero {
  min-height: 100vh;
  min-height: calc(var(--vh, 1vh) * 100);
  display: flex;
  align-items: center;
  padding: 100px 0 50px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(0, 212, 255, 0.07) 0%, transparent 65%),
    radial-gradient(ellipse 50% 50% at 80% 60%, rgba(124, 58, 237, 0.1) 0%, transparent 60%);
}

.hero-grid-lines {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  text-align: center;
}

.hero-text {
  order: 1;
}

.hero-visual {
  display: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 255, 179, 0.07);
  border: 1px solid rgba(0, 255, 179, 0.25);
  border-radius: 50px;
  padding: 6px 14px;
  font-family: var(--font-heading);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: blink 1.5s ease-in-out infinite;
  box-shadow: 0 0 8px var(--accent);
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.hero-trust {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-family: var(--font-heading);
}

.trust-item i {
  color: var(--accent);
  font-size: 0.75rem;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 4px;
}

/* Hero Visual Elements — Hidden on mobile */
.hero-brain-wrap,
.orbit-ring,
.hero-float-card {
  display: none;
}

/* ========== TECH STRIP ========== */
.tech-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  overflow: hidden;
  background: rgba(0, 212, 255, 0.015);
}

.tech-scroll {
  display: flex;
  gap: 24px;
  animation: scrollTech 25s linear infinite;
  width: max-content;
}

.tech-item {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  white-space: nowrap;
}

@keyframes scrollTech {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ========== CARD GRIDS ========== */
.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: var(--radius-lg);
  background: radial-gradient(ellipse 60% 40% at 50% 0%, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
  opacity: 0;
  transition: var(--transition);
}

.card-icon {
  width: 50px;
  height: 50px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 18px;
}

.card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ========== COUNTER SECTION ========== */
.counter-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.counter-item {
  padding: 28px 16px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.counter-item:nth-child(odd) {
  border-right: 1px solid var(--border);
}

.counter-item:nth-last-child(-n+2) {
  border-bottom: none;
}

.counter-number {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}

.counter-label {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ========== PROCESS STEPS ========== */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.process-grid::before {
  display: none;
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 900;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}

.step-number::before {
  content: attr(data-step);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.process-step::before {
  content: '';
  position: absolute;
  /* top: 30px; */
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 60px;
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: 50%;
  z-index: 0;
}

.process-step h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.process-step p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ========== WORLD SECTION ========== */
.world-section {
  background: rgba(0, 212, 255, 0.015);
}

.world-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.check {
  width: 24px;
  height: 24px;
  background: rgba(0, 255, 179, 0.1);
  border: 1px solid rgba(0, 255, 179, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
  font-size: 0.65rem;
}

.about-img-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
  max-width: 360px;
  margin: 0 auto;
}

.about-img-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.about-img-card img {
  width: 100%;
  max-width: 200px;
  filter: drop-shadow(0 0 35px rgba(0, 212, 255, 0.5));
  animation: floatBrain 4s ease-in-out infinite;
  margin: 0 auto;
}

@keyframes floatBrain {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ========== DEMO SECTION ========== */
.demo-section {
  position: relative;
  padding: 60px 0;
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.03) 0%, transparent 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.demo-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0, 212, 255, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.demo-form-wrap {
  max-width: 820px;
  margin: 0 auto;
  background: rgba(6, 18, 33, 0.9);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-xl);
  padding: 24px 18px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  position: relative;
}

.demo-form-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

/* ========== FORM STYLES ========== */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-group label i {
  color: var(--primary);
  font-size: 0.75rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(0, 212, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: var(--text-primary);
  font-size: 16px;
  transition: var(--transition);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  background: rgba(0, 212, 255, 0.07);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.req {
  color: #ff4d6d;
}

.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 20px;
  gap: 14px;
  background: rgba(0, 255, 179, 0.04);
  border: 1px solid rgba(0, 255, 179, 0.2);
  border-radius: var(--radius-lg);
}

.form-success i {
  font-size: 2.5rem;
  color: var(--accent);
}

.form-success h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
}

.form-success p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.form-error-msg {
  text-align: center;
  color: #f66;
  padding: 14px;
  background: rgba(255, 70, 70, 0.08);
  border: 1px solid rgba(255, 70, 70, 0.2);
  border-radius: var(--radius-sm);
  margin-top: 16px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
}

/* ========== CTA SECTION ========== */
.cta-section {
  position: relative;
  padding: 60px 0;
  text-align: center;
  overflow: hidden;
  background: var(--bg-card);
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
}

.cta-section h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px;
  font-size: 0.95rem;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 50px 0 0;
  position: relative;
  z-index: 1;
}

.footer-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 2px;
  background: var(--gradient-primary);
  filter: blur(2px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-top: 16px;
  margin-bottom: 20px;
}

.footer-logo {
  height: 40px;
  filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.35));
}

.social-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.social-links a {
  width: 44px;
  height: 44px;
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: var(--transition);
}

.social-links a:hover {
  background: rgba(0, 212, 255, 0.18);
  color: var(--primary);
  border-color: var(--border-hover);
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul li a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: var(--transition);
  display: inline-block;
  padding: 2px 0;
}

.footer-col ul li a:hover {
  color: var(--primary);
  padding-left: 6px;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-contact li i {
  color: var(--primary);
  margin-top: 4px;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-bottom-links a {
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-bottom-links a:hover {
  color: var(--primary);
}

/* ========== ABOUT PAGE ========== */
.about-hero {
  min-height: auto;
  display: flex;
  align-items: center;
  padding: 110px 0 50px;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.about-text .hero-desc {
  font-size: 0.95rem;
}

.about-img-wrap {
  max-width: 320px;
  margin: 0 auto;
}

/* ========== SERVICES PAGE ========== */
.services-hero {
  min-height: auto;
  display: flex;
  align-items: center;
  padding: 110px 0 50px;
  text-align: center;
}

.service-detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
  transition: var(--transition);
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}

.service-detail-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gradient-primary);
  border-radius: 3px;
}

.service-icon-lg {
  width: 56px;
  height: 56px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--primary);
  flex-shrink: 0;
}

.service-detail-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.service-detail-card p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.service-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.service-tag {
  font-size: 0.68rem;
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 10px;
}

/* ========== TEAM ========== */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.team-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.team-avatar {
  width: 70px;
  height: 70px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  color: white;
  margin: 0 auto 18px;
  box-shadow: 0 0 28px var(--primary-glow);
}

.team-card h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.team-card .team-role {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.team-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========== CONTACT PAGE ========== */
.contact-hero {
  min-height: auto;
  display: flex;
  align-items: center;
  padding: 110px 0 50px;
  text-align: center;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 40px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
}

.contact-info-icon {
  width: 54px;
  height: 54px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--primary);
  margin: 0 auto 16px;
}

.contact-info-card h4 {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.contact-info-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* Tabs */
.contact-tabs {
  display: flex;
  gap: 4px;
  margin: 32px 0 0;
  border-bottom: 1px solid rgba(0, 212, 255, 0.12);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.contact-tabs::-webkit-scrollbar {
  display: none;
}

.contact-tab {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 14px 18px;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
  bottom: -1px;
  white-space: nowrap;
  flex-shrink: 0;
  min-height: 50px;
}

.contact-tab:hover {
  color: var(--primary);
}

.contact-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px 18px;
  margin-top: 32px;
  position: relative;
}

.contact-form-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

/* ========== ANIMATIONS ========== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ===========================================
   TABLET BREAKPOINT (min-width: 600px)
   =========================================== */
@media (min-width: 600px) {
  .container {
    padding: 0 24px;
  }

  .section-title {
    font-size: 1.9rem;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-trust {
    flex-direction: row;
    justify-content: center;
    gap: 20px;
  }

  .btn-primary,
  .btn-outline {
    width: auto;
  }

  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }

  .grid-2,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-info-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .form-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .service-detail-card {
    grid-template-columns: auto 1fr;
    padding: 28px;
  }
}

/* ===========================================
   TABLET LANDSCAPE / SMALL DESKTOP (min-width: 900px)
   =========================================== */
@media (min-width: 900px) {
  .container {
    padding: 0 32px;
  }

  .nav-logo img {
    height: 65px;
  }

  /* Desktop Navigation */
  .hamburger {
    display: none;
  }

  .nav-links {
    position: static;
    width: auto;
    max-width: none;
    height: auto;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    flex-direction: row;
    padding: 0;
    gap: 4px;
    border-left: none;
    overflow: visible;
  }

  .nav-link {
    font-size: 0.85rem;
    padding: 8px 14px;
    position: relative;
  }

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    right: 50%;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
    border-radius: 2px;
  }

  .nav-link:hover::after,
  .nav-link.active::after {
    left: 14px;
    right: 14px;
  }

  .nav-link:hover,
  .nav-link.active {
    background: transparent;
  }

  .nav-cta {
    margin-top: 0;
    margin-left: 8px;
    padding: 10px 20px;
    font-size: 0.82rem;
    width: auto;
  }

  .nav-overlay {
    display: none !important;
  }

  /* Hero */
  .hero {
    padding: 130px 0 80px;
  }

  .hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    text-align: left;
    gap: 50px;
  }

  .hero-text {
    order: 1;
  }

  .hero-visual {
    display: flex;
    order: 2;
    align-items: center;
    justify-content: center;
  }

  .hero-brain-wrap {
    display: flex;
    position: relative;
    width: 380px;
    height: 380px;
    align-items: center;
    justify-content: center;
  }

  .hero-brain-wrap::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.12) 0%, transparent 68%);
    animation: rotateGlow 10s linear infinite;
  }

  .hero-brain-wrap::after {
    content: '';
    position: absolute;
    inset: 20px;
    border-radius: 50%;
    border: 1px solid rgba(0, 212, 255, 0.08);
    animation: rotateGlow 14s linear infinite reverse;
  }

  @keyframes rotateGlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }

  .hero-brain-img {
    display: block;
    width: 280px;
    height: 280px;
    object-fit: contain;
    filter: drop-shadow(0 0 50px rgba(0, 212, 255, 0.55));
    animation: floatBrain 4s ease-in-out infinite;
    position: relative;
    z-index: 2;
    border-radius: 50%;
  }

  .orbit-ring {
    display: block;
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(0, 212, 255, 0.18);
  }

  .orbit-ring:nth-child(1) {
    width: 340px;
    height: 340px;
    animation: spinOrbit 18s linear infinite;
  }

  .orbit-ring:nth-child(2) {
    width: 270px;
    height: 270px;
    animation: spinOrbit 12s linear infinite reverse;
  }

  .orbit-dot {
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--primary);
  }

  @keyframes spinOrbit {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }

  .hero-float-card {
    display: block;
    position: absolute;
    z-index: 10;
    animation: floatCard 5s ease-in-out infinite;
  }

  .hero-float-card:nth-child(3) {
    top: 10%;
    right: -10%;
  }

  .hero-float-card:nth-child(4) {
    bottom: 12%;
    left: -8%;
    animation-delay: 2.5s;
  }

  @keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
  }

  .float-card-inner {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(6, 18, 33, 0.92);
    border: 1px solid rgba(0, 212, 255, 0.28);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    white-space: nowrap;
  }

  .float-card-icon {
    width: 38px;
    height: 38px;
    background: rgba(0, 212, 255, 0.12);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--primary);
    flex-shrink: 0;
  }

  .fct-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
    font-family: var(--font-heading);
  }

  .fct-value {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .hero-title {
    font-size: 2.8rem;
  }

  .hero-desc {
    max-width: 500px;
  }

  .hero-actions {
    justify-content: flex-start;
  }

  .hero-trust {
    justify-content: flex-start;
  }

  .hero-stats {
    justify-content: flex-start;
  }

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

  /* Sections */
  .section-pad {
    padding: 80px 0;
  }

  .section-title {
    font-size: 2.2rem;
  }

  /* Grids */
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .counter-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .counter-item {
    border-bottom: none;
    border-right: 1px solid var(--border);
  }

  .counter-item:last-child {
    border-right: none;
  }

  .counter-item:nth-child(odd) {
    border-right: 1px solid var(--border);
  }

  .process-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }

  .process-grid::before {
    display: block;
    content: '';
    position: absolute;
    top: 220px;
    left: calc(12.5% + 20px);
    right: calc(12.5% + 20px);
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0.3;
  }

  /* World section */
  .world-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }

  .about-img-card {
    max-width: none;
  }

  /* About page */
  .about-content {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }

  .about-img-wrap {
    max-width: none;
  }

  /* Team */
  .team-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }

  /* Demo / Contact forms */
  .demo-form-wrap,
  .contact-form-wrap {
    padding: 40px;
  }
}

/* ===========================================
   DESKTOP (min-width: 1200px)
   =========================================== */
@media (min-width: 1200px) {
  .container {
    padding: 0 40px;
  }

  .nav-logo img {
    height: 80px;
  }

  .hero {
    padding: 140px 0 100px;
  }

  .hero-title {
    font-size: 3.5rem;
  }

  .hero-brain-wrap {
    width: 450px;
    height: 450px;
  }

  .hero-brain-img {
    width: 320px;
    height: 320px;
  }

  .orbit-ring:nth-child(1) {
    width: 400px;
    height: 400px;
  }

  .orbit-ring:nth-child(2) {
    width: 320px;
    height: 320px;
  }

  .section-pad {
    padding: 100px 0;
  }

  .section-title {
    font-size: 2.6rem;
  }

  .counter-number {
    font-size: 2.5rem;
  }

  .card {
    padding: 36px 32px;
  }

  .card-icon {
    width: 58px;
    height: 58px;
    font-size: 1.5rem;
  }

  .card h3 {
    font-size: 1.15rem;
  }

  .service-detail-card {
    padding: 40px;
  }

  .service-icon-lg {
    width: 76px;
    height: 76px;
    font-size: 2rem;
  }

  /* Hover effects for desktop */
  .card:hover {
    transform: translateY(-7px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
  }

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

  .card:hover .card-icon {
    background: rgba(0, 212, 255, 0.16);
    border-color: var(--border-hover);
    box-shadow: 0 0 20px var(--primary-glow);
  }

  .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 42px rgba(0, 212, 255, 0.45);
  }

  .btn-outline:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 24px var(--primary-glow);
  }

  .team-card:hover {
    transform: translateY(-7px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
  }

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

  .contact-info-card:hover .contact-info-icon {
    background: rgba(0, 212, 255, 0.16);
    box-shadow: 0 0 20px var(--primary-glow);
  }

  .service-detail-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
    transform: translateX(4px);
  }

  .service-detail-card:hover .service-icon-lg {
    background: rgba(0, 212, 255, 0.16);
    border-color: var(--border-hover);
  }

  .nav-logo:hover img {
    filter: drop-shadow(0 0 22px var(--primary));
    transform: scale(1.05);
  }

  .nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 34px rgba(0, 212, 255, 0.5);
  }

  .social-links a:hover {
    transform: translateY(-2px);
  }
}

/* ===========================================
   LARGE DESKTOP (min-width: 1600px)
   =========================================== */
@media (min-width: 1600px) {
  .container,
  .nav-container {
    max-width: 1500px;
  }

  .hero-title {
    font-size: 3.8rem;
  }

  .hero-brain-wrap {
    width: 520px;
    height: 520px;
  }

  .hero-brain-img {
    width: 360px;
    height: 360px;
  }

  .orbit-ring:nth-child(1) {
    width: 460px;
    height: 460px;
  }

  .orbit-ring:nth-child(2) {
    width: 370px;
    height: 370px;
  }
}

/* ===========================================
   TOUCH DEVICE IMPROVEMENTS
   =========================================== */
@media (hover: none) and (pointer: coarse) {
  .card:hover,
  .team-card:hover,
  .contact-info-card:hover,
  .service-detail-card:hover {
    transform: none;
    box-shadow: none;
  }

  .card:hover::before {
    opacity: 0;
  }

  .btn-primary:hover,
  .btn-outline:hover,
  .nav-cta:hover {
    transform: none;
  }

  .social-links a:hover {
    transform: none;
  }

  .btn-primary:active,
  .btn-outline:active {
    transform: scale(0.98);
  }

  .nav-link:active {
    background: rgba(0, 212, 255, 0.1);
  }
}

/* ===========================================
   LANDSCAPE MOBILE FIX
   =========================================== */
@media (max-width: 900px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding: 80px 0 50px;
  }

  .about-hero,
  .services-hero,
  .contact-hero {
    min-height: auto;
    padding: 80px 0 40px;
  }

  .nav-links {
    padding-top: 70px;
  }

  .hero-trust {
    flex-direction: row;
  }
}

/* ===========================================
   REDUCED MOTION
   =========================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .fade-up {
    opacity: 1;
    transform: none;
  }
}

/* ===========================================
   PRINT STYLES
   =========================================== */
@media print {
  #particles-canvas,
  #preloader,
  .navbar,
  .hero-float-card,
  .orbit-ring,
  .demo-glow,
  .cta-glow,
  .footer-glow,
  .hamburger,
  .nav-overlay {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .hero {
    padding-top: 20px;
    min-height: auto;
  }

  .gradient-text {
    -webkit-text-fill-color: #0099cc;
    color: #0099cc;
  }
}