:root {
  --color-bg-primary: #0a0f1a;
  --color-bg-secondary: #111827;
  --color-bg-tertiary: #1a2332;
  --color-bg-card: #162032;
  --color-bg-accent: #1e2d42;
  --color-text-primary: #f0f3f8;
  --color-text-secondary: #bcc8d6;
  --color-text-muted: #7b8ba0;
  --color-accent: #e8a838;
  --color-accent-hover: #f0c050;
  --color-accent-dim: #c48a20;
  --color-accent-glow: rgba(232, 168, 56, 0.18);
  --color-blue: #4da6e8;
  --color-blue-dim: #2d7ab8;
  --color-teal: #3db8a8;
  --color-teal-dim: #2a8a7e;
  --color-green: #4ec87a;
  --color-red: #e85555;
  --color-border: #1e3048;
  --color-border-light: #2a4060;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.5);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-heading: Georgia, Times New Roman, serif;
  --font-body: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen, sans-serif;
  --font-mono: SF Mono, JetBrains Mono, Consolas, monospace;
  --max-width: 1200px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

img {
  max-width: 100%;
  height: auto;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: var(--color-text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== NAVIGATION ========== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 15, 26, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.nav.scrolled {
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dim));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-bg-primary);
  font-weight: 900;
}
.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
}
.nav-links a {
  color: var(--color-text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.93rem;
  font-weight: 500;
  transition: all var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text-primary);
  background: var(--color-bg-accent);
}
.nav-cta {
  background: var(--color-accent) !important;
  color: var(--color-bg-primary) !important;
  font-weight: 700 !important;
  border-radius: var(--radius-sm);
  padding: 10px 22px !important;
}
.nav-cta:hover {
  background: var(--color-accent-hover) !important;
  color: var(--color-bg-primary) !important;
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 100px 0 80px;
  background: var(--color-bg-primary);
}
.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -15%;
  width: 60%;
  height: 140%;
  background: radial-gradient(ellipse at center, var(--color-accent-glow) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--color-bg-secondary), transparent);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}
.hero h1 {
  margin-bottom: 20px;
  line-height: 1.15;
}
.hero h1 span {
  color: var(--color-accent);
}
.hero p {
  color: var(--color-text-secondary);
  font-size: 1.12rem;
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg-primary);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(232, 168, 56, 0.3);
}
.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 2px solid var(--color-border-light);
}
.btn-secondary:hover {
  border-color: var(--color-text-secondary);
  color: var(--color-text-primary);
  transform: translateY(-2px);
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card-group {
  position: relative;
  width: 100%;
  max-width: 480px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.hero-stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: all var(--transition);
}
.hero-stat-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.hero-stat-card:nth-child(1) { transform: translateY(20px); }
.hero-stat-card:nth-child(1):hover { transform: translateY(17px); }
.hero-stat-card:nth-child(3) { transform: translateY(-20px); }
.hero-stat-card:nth-child(3):hover { transform: translateY(-23px); }
.hero-stat-card:nth-child(4) { transform: translateY(0px); }
.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 6px;
}
.hero-stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ========== SECTION COMMON ========== */
.section {
  padding: 90px 0;
}
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-label {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.section-header h2 {
  margin-bottom: 14px;
}
.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.08rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ========== SERVICES GRID ========== */
.services {
  background: var(--color-bg-secondary);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-dim));
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.service-card:hover::after {
  opacity: 1;
}
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}
.service-icon.sys { background: var(--color-bg-accent); color: var(--color-blue); }
.service-icon.arch { background: var(--color-bg-accent); color: var(--color-teal); }
.service-icon.sec { background: var(--color-bg-accent); color: var(--color-accent); }
.service-icon.data { background: var(--color-bg-accent); color: var(--color-green); }
.service-icon.cloud { background: var(--color-bg-accent); color: var(--color-blue); }
.service-icon.consult { background: var(--color-bg-accent); color: var(--color-teal); }
.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}
.service-card p {
  color: var(--color-text-secondary);
  font-size: 0.93rem;
  line-height: 1.65;
}

/* ========== ABOUT SECTION ========== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-visual {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  position: relative;
}
.about-visual::before {
  content: '';
  position: absolute;
  top: -12px;
  left: -12px;
  right: 12px;
  bottom: 12px;
  border: 1px solid var(--color-accent-dim);
  border-radius: var(--radius-lg);
  z-index: -1;
}
.about-visual-label {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 14px;
}
.about-visual h2 {
  margin-bottom: 16px;
}
.about-visual p {
  color: var(--color-text-secondary);
  font-size: 0.97rem;
  margin-bottom: 16px;
  line-height: 1.72;
}
.about-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 24px;
}
.about-detail-item {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px;
}
.about-detail-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 4px;
}
.about-detail-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.about-image-area {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.about-image-pattern {
  width: 100%;
  height: 100%;
  background:
    repeating-linear-gradient(45deg, transparent, transparent 8px, var(--color-bg-tertiary) 8px, var(--color-bg-tertiary) 9px),
    repeating-linear-gradient(-45deg, transparent, transparent 8px, var(--color-bg-tertiary) 8px, var(--color-bg-tertiary) 9px),
    linear-gradient(135deg, var(--color-bg-card), var(--color-bg-tertiary));
  position: relative;
}
.about-image-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
}
.about-image-badge span {
  display: block;
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.5;
}

/* ========== CLIENTS / METRICS ========== */
.metrics {
  background: var(--color-bg-tertiary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.metrics .container {
  padding: 0;
}
.metric-item {
  text-align: center;
  padding: 48px 24px;
  border-right: 1px solid var(--color-border);
  transition: background var(--transition);
}
.metric-item:last-child { border-right: none; }
.metric-item:hover {
  background: var(--color-bg-card);
}
.metric-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 6px;
}
.metric-label {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ========== CONTACT ========== */
.contact {
  background: var(--color-bg-primary);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info h2 {
  margin-bottom: 18px;
}
.contact-info p {
  color: var(--color-text-secondary);
  font-size: 1.02rem;
  margin-bottom: 32px;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
}
.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-accent);
  flex-shrink: 0;
}
.contact-item-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}
.contact-item-value {
  font-size: 0.98rem;
  color: var(--color-text-primary);
}
.contact-form-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form-card h3 {
  margin-bottom: 24px;
}
.form-group {
  margin-bottom: 18px;
}
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}
.form-input, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: border-color var(--transition);
}
.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-textarea {
  min-height: 130px;
  resize: vertical;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: 56px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: 14px;
  line-height: 1.65;
}
.footer-col h4 {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 18px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover {
  color: var(--color-accent);
}
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.footer-bottom p {
  color: var(--color-text-muted);
  font-size: 0.84rem;
}
.footer-bottom-links {
  display: flex;
  gap: 24px;
}
.footer-bottom-links a {
  color: var(--color-text-muted);
  font-size: 0.84rem;
}
.footer-bottom-links a:hover {
  color: var(--color-accent);
}

/* ========== LEGAL PAGES COMMON ========== */
.legal-page {
  padding: 120px 0 80px;
  background: var(--color-bg-primary);
}
.legal-hero {
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 100px 0 60px;
  text-align: center;
}
.legal-hero h1 {
  font-size: clamp(2rem, 4.5vw, 2.8rem);
  margin-bottom: 10px;
}
.legal-hero p {
  color: var(--color-text-muted);
  font-size: 1rem;
}
.legal-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 0;
}
.legal-content h2 {
  font-size: 1.4rem;
  margin: 44px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}
.legal-content h2:first-of-type {
  margin-top: 0;
}
.legal-content h3 {
  font-size: 1.1rem;
  margin: 28px 0 10px;
  color: var(--color-text-secondary);
}
.legal-content p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 16px;
}
.legal-content ul, .legal-content ol {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
  padding-left: 24px;
}
.legal-content li {
  margin-bottom: 8px;
  line-height: 1.65;
}
.legal-content strong {
  color: var(--color-text-primary);
}
.legal-info-box {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin: 24px 0;
}
.legal-info-box p {
  margin-bottom: 4px;
  font-size: 0.92rem;
}
.legal-info-box strong {
  color: var(--color-accent);
}
.legal-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 40px 0;
}
.legal-toc {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  margin-bottom: 40px;
}
.legal-toc h3 {
  font-size: 1rem;
  margin-bottom: 14px;
  margin-top: 0;
  color: var(--color-text-primary);
}
.legal-toc ol {
  margin-bottom: 0;
  columns: 2;
  column-gap: 32px;
}
.legal-toc li {
  break-inside: avoid;
}
.legal-toc a {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}
.legal-toc a:hover {
  color: var(--color-accent);
}

/* ========== 404 PAGE ========== */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--color-bg-primary);
}
.error-page::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
  pointer-events: none;
}
.error-content {
  position: relative;
  z-index: 1;
}
.error-code {
  font-family: var(--font-heading);
  font-size: clamp(8rem, 20vw, 14rem);
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-text-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}
.error-tagline {
  font-size: 1.3rem;
  color: var(--color-text-secondary);
  margin-bottom: 36px;
}
.error-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.error-decoration {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  opacity: 0.3;
}
.error-decoration:nth-child(2) { top: 15%; left: 10%; }
.error-decoration:nth-child(3) { top: 20%; right: 12%; }
.error-decoration:nth-child(4) { bottom: 18%; left: 15%; }
.error-decoration:nth-child(5) { bottom: 22%; right: 10%; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-card-group {
    grid-template-columns: 1fr 1fr;
    max-width: 100%;
  }
  .hero-visual {
    order: -1;
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .metric-item:nth-child(2) { border-right: none; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  .metric-item {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
  .metric-item:last-child { border-bottom: none; }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .legal-toc ol {
    columns: 1;
  }
  .hero-card-group {
    grid-template-columns: 1fr;
    max-width: 280px;
    margin: 0 auto;
  }
  .hero-stat-card:nth-child(1),
  .hero-stat-card:nth-child(3) {
    transform: none;
  }
  .hero-stat-card:nth-child(1):hover,
  .hero-stat-card:nth-child(3):hover {
    transform: translateY(-3px);
  }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-fade-up {
  animation: fadeUp 0.6s ease forwards;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }