/* ==========================================================================
   TYO ENTERPRISES LLC - Dark Theme Stylesheet
   ========================================================================== */

:root {
  --primary: #8b5cf6;
  --secondary: #06b6d4;
  --accent: #f472b6;
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: #1a1a25;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #1e293b;
  --gradient-1: linear-gradient(135deg, #8b5cf6, #06b6d4);
  --gradient-hero: linear-gradient(135deg, #0a0a0f 0%, #0f172a 50%, #0a0a0f 100%);
  --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

/* ==========================================================================
   Navigation
   ========================================================================== */

nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(30, 41, 59, 0.5);
  transition: var(--transition);
}

nav.scrolled {
  background: rgba(10, 10, 15, 0.97);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: #0a0a0f;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links li a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
}

.nav-links li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-1);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--text-primary);
}

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

.nav-links li a.contact-btn {
  background: var(--gradient-1);
  color: #0a0a0f;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 8px;
}

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

.nav-links li a.contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--gradient-1);
  color: #0a0a0f;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

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

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(139, 92, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.15), transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 100px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  background: rgba(139, 92, 246, 0.08);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-title span {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  max-width: 720px;
  margin: 0 auto 40px;
  color: var(--text-secondary);
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
  flex-wrap: wrap;
}

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

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* ==========================================================================
   Sections (Homepage)
   ========================================================================== */

.about-section,
.services-section,
.approach-section,
.cta-section {
  padding: 100px 24px;
}

.section-header {
  max-width: 720px;
  margin: 0 auto 64px;
  text-align: center;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid rgba(139, 92, 246, 0.25);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

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

.about-section {
  background: var(--bg-secondary);
}

.about-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.feature-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}

.feature-item:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
}

.feature-item .feature-icon {
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.feature-item h4 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.feature-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ==========================================================================
   Services
   ========================================================================== */

.services-section {
  background: var(--bg-primary);
}

.service-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-1);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: var(--shadow-glow);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.service-link {
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 600;
}

.service-link:hover {
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Approach
   ========================================================================== */

.approach-section {
  background: var(--bg-secondary);
}

.approach-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.approach-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
  position: relative;
}

.approach-item:hover {
  transform: translateY(-4px);
  border-color: var(--secondary);
}

.step-num {
  font-size: 2.2rem;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}

.approach-item h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

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

/* ==========================================================================
   CTA
   ========================================================================== */

.cta-section {
  background: var(--bg-primary);
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  position: relative;
  overflow: hidden;
}

.cta-content::before {
  content: '';
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.12), transparent 70%);
}

.cta-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
}

.cta-text {
  color: var(--text-secondary);
  margin-bottom: 32px;
  position: relative;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* ==========================================================================
   Page Banner (subpages)
   ========================================================================== */

.page-banner {
  padding: 160px 24px 80px;
  text-align: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(139, 92, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.page-banner h1 {
  position: relative;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.page-banner p {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* ==========================================================================
   Content Pages
   ========================================================================== */

.content-page {
  padding: 80px 24px 100px;
  background: var(--bg-primary);
}

.content-container {
  max-width: 960px;
  margin: 0 auto;
}

.content-section {
  margin-bottom: 48px;
}

.content-section h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.content-section h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.content-section p {
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.content-section ul {
  margin: 0 0 16px 20px;
}

.content-section ul li {
  color: var(--text-secondary);
  margin-bottom: 10px;
  padding-left: 8px;
  position: relative;
}

.content-section ul li::before {
  content: '→';
  position: absolute;
  left: -16px;
  color: var(--primary);
}

/* ==========================================================================
   Services Detail Page
   ========================================================================== */

.service-detail-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: var(--transition);
}

.service-detail-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.service-detail-icon {
  width: 60px;
  height: 60px;
  border-radius: 14px;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.service-detail-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.service-detail-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.service-detail-card ul {
  margin-left: 4px;
}

.service-detail-card ul li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 8px;
  padding-left: 18px;
  position: relative;
}

.service-detail-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
}

/* Delivery Model */

.delivery-model {
  max-width: 1200px;
  margin: 64px auto 0;
}

.delivery-model .section-header {
  margin-bottom: 48px;
}

.delivery-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.delivery-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}

.delivery-step:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}

.delivery-step .step-number {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}

.delivery-step h4 {
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.delivery-step p {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ==========================================================================
   Team Page
   ========================================================================== */

.team-page-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-page-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.team-page-card:hover {
  transform: translateY(-6px);
  border-color: rgba(6, 182, 212, 0.4);
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.12);
}

.team-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 16px;
}

.team-role {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.team-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
}

/* ==========================================================================
   Contact Page
   ========================================================================== */

.contact-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info h3 {
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
  transition: var(--transition);
}

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

.contact-card .contact-label {
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.contact-card .contact-value {
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
  word-break: break-all;
}

.contact-card .contact-value a:hover {
  color: var(--primary);
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-success {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.4);
  border-radius: 8px;
  color: #34d399;
  font-size: 0.9rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */

footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 72px 24px 0;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: 16px;
  max-width: 320px;
}

.footer-links h4 {
  font-size: 0.95rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.footer-links ul li {
  margin-bottom: 12px;
}

.footer-links ul li a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
}

.footer-bottom-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

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

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

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

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

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--bg-secondary);
    flex-direction: column;
    gap: 0;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: var(--transition);
    z-index: 999;
  }

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

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links li a {
    display: block;
    padding: 14px 0;
  }

  .nav-links li a.contact-btn {
    margin-top: 8px;
  }

  .mobile-toggle {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .service-grid,
  .service-detail-grid,
  .team-page-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-stats {
    gap: 32px;
  }

  .stat-number {
    font-size: 1.8rem;
  }

  .cta-content {
    padding: 40px 24px;
  }
}

@media (max-width: 480px) {
  .about-features {
    grid-template-columns: 1fr;
  }

  .approach-grid,
  .delivery-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}