/* ============================================
   TECHLOGIC ADVISORS - High-Tech Theme
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --color-bg: #0a0a0f;
  --color-bg-alt: #0f0f1a;
  --color-bg-card: #12121f;
  --color-bg-card-hover: #181830;
  --color-surface: #1a1a2e;
  --color-border: rgba(100, 120, 255, 0.12);
  --color-border-hover: rgba(100, 120, 255, 0.3);
  --color-text: #e0e0ef;
  --color-text-muted: #8888a8;
  --color-text-heading: #f0f0ff;
  --color-primary: #6c5ce7;
  --color-primary-light: #a29bfe;
  --color-accent: #00d2ff;
  --color-accent-alt: #7b2ff7;
  --color-gradient-start: #6c5ce7;
  --color-gradient-end: #00d2ff;
  --color-success: #00e676;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
}

/* --- Utility --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-large {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--color-text);
}

.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  padding: 6px 14px;
  border: 1px solid rgba(0, 210, 255, 0.2);
  border-radius: 100px;
  background: rgba(0, 210, 255, 0.05);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-heading);
  margin-bottom: var(--space-md);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-xl);
}

.section-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin: 0 auto;
}

.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition);
}

.btn:hover svg {
  transform: translateX(4px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-accent-alt));
  color: #fff;
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 30px rgba(108, 92, 231, 0.5);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-hover);
}

.btn-outline:hover {
  border-color: var(--color-primary-light);
  background: rgba(108, 92, 231, 0.08);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) 0;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-text-heading);
}

.logo-icon {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: var(--color-text-heading);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gradient-start), var(--color-gradient-end));
  transition: width var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 8px 22px !important;
  border: 1px solid var(--color-border-hover) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--color-primary-light) !important;
}

.nav-cta:hover {
  background: rgba(108, 92, 231, 0.1) !important;
  border-color: var(--color-primary-light) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--space-3xl) var(--space-md);
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(108, 92, 231, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 210, 255, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.02);
}

.hero-title {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text-heading);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 580px;
  margin: 0 auto var(--space-lg);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-heading);
  font-family: var(--font-mono);
}

.stat-suffix {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-heading);
  font-family: var(--font-mono);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.4; transform: scaleY(0.6); }
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  background: var(--color-bg-alt);
}

.about .section-body p {
  margin-bottom: var(--space-md);
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.highlight {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.highlight-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(108, 92, 231, 0.1);
  border: 1px solid rgba(108, 92, 231, 0.2);
  color: var(--color-primary-light);
}

.highlight-icon svg {
  width: 22px;
  height: 22px;
}

.highlight h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: 4px;
}

.highlight p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0 !important;
}

/* ============================================
   SERVICES
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

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

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gradient-start), var(--color-gradient-end));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: var(--color-border-hover);
  background: var(--color-bg-card-hover);
  transform: translateY(-4px);
}

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

.service-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  opacity: 0.5;
  margin-bottom: var(--space-sm);
}

.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.15), rgba(0, 210, 255, 0.1));
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-xs);
}

.service-card > p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-list li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-left: 18px;
  position: relative;
}

.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

/* ============================================
   APPROACH
   ============================================ */
.approach {
  background: var(--color-bg-alt);
}

.approach-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  position: relative;
}

.approach-timeline::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 28px;
  right: 28px;
  height: 2px;
  background: linear-gradient(90deg,
    var(--color-gradient-start),
    var(--color-gradient-end));
  opacity: 0.3;
}

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

.step-marker {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  position: relative;
  z-index: 1;
}

.step-marker span {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-light);
}

.step-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-xs);
}

.step-content p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info .section-title {
  margin-bottom: var(--space-md);
}

.contact-info .text-large {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.contact-social {
  display: flex;
  gap: var(--space-sm);
}

.contact-social a {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: var(--transition);
}

.contact-social a:hover {
  color: var(--color-primary-light);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.contact-social svg {
  width: 20px;
  height: 20px;
}

.contact-form-wrapper {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.5;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-xl) 0 var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 8px;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

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

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

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  opacity: 0.6;
}

/* ============================================
   ANIMATIONS
   ============================================ */
[data-aos] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .approach-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }

  .approach-timeline::before {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    background: var(--color-bg-alt);
    border-left: 1px solid var(--color-border);
    padding: var(--space-3xl) var(--space-lg);
    gap: var(--space-md);
    transition: right var(--transition);
  }

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

  .nav-links a::after {
    display: none;
  }

  .section-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .approach-timeline {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-scroll {
    display: none;
  }

  .footer-content {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}