@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-primary: #080c14;
  --bg-secondary: #0d1424;
  --bg-card: #111c2e;
  --bg-card-hover: #172338;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.25);
  --accent-dim: rgba(37, 99, 235, 0.1);
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #1a2d48;
  --border-light: #1e3254;
  --gray-700: #374151;
  --nav-height: 70px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Utility ── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 8px 24px var(--accent-glow); }

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-light);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--accent);
  padding: 0;
  font-weight: 600;
}
.btn-ghost:hover { color: var(--accent-hover); gap: 12px; }

/* ── Nav ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(8, 12, 20, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow 0.3s;
}

nav.scrolled { box-shadow: 0 4px 32px rgba(0,0,0,0.4); }

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-logo .logo-icon {
  width: 36px; height: 36px;
  background: var(--accent);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

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

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

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
  position: relative;
}

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

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.nav-cta { margin-left: 8px; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height); left: 0; right: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
}

.nav-mobile.open { display: flex; }

.nav-mobile a {
  padding: 12px 16px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: all 0.2s;
}
.nav-mobile a:hover,
.nav-mobile a.active { color: var(--text-primary); background: var(--bg-card); }

.nav-mobile .btn-primary { margin-top: 8px; justify-content: center; }

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(37,99,235,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 80% 60%, rgba(37,99,235,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  padding: 80px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero h1 .highlight {
  color: var(--accent);
  position: relative;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
}

.hero-stat .num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
}

.hero-stat .label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ── Section padding ── */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-secondary); }

.section-header { margin-bottom: 56px; }
.section-header.centered { text-align: center; }
.section-header.centered .section-subtitle { margin: 0 auto; }

/* ── Services Grid ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  transition: all 0.25s ease;
  cursor: default;
}

.service-card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.service-icon {
  width: 52px; height: 52px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 20px;
  transition: gap 0.2s;
}
.service-card:hover .card-link { gap: 10px; }

/* ── Stats Bar ── */
.stats-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  text-align: center;
}

.stat-item .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-item .label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* ── Why Choose Us ── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.why-card {
  display: flex;
  gap: 18px;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.2s;
}

.why-card:hover { border-color: var(--border-light); }

.why-icon {
  width: 44px; height: 44px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.why-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.why-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, #0f1e35 0%, #0d1424 50%, #111c2e 100%);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -40%; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 300px;
  background: radial-gradient(ellipse, rgba(37,99,235,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-banner p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 36px;
}

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

/* ── Tools Page ── */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.25s;
}

.tool-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.tool-card.coming-soon { opacity: 0.7; pointer-events: none; }

.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  width: fit-content;
}

.tool-badge.soon {
  background: rgba(100,116,139,0.1);
  border-color: rgba(100,116,139,0.2);
  color: var(--text-muted);
}

.tool-card h3 { font-size: 1.15rem; font-weight: 700; }

.tool-card p { font-size: 0.9rem; color: var(--text-secondary); flex: 1; }

.tool-card .btn { width: fit-content; }

/* ── Services Page Detail ── */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 64px 0;
  border-bottom: 1px solid var(--border);
}

.service-detail:last-child { border-bottom: none; }
.service-detail.reverse { direction: rtl; }
.service-detail.reverse > * { direction: ltr; }

.service-detail-icon {
  width: 72px; height: 72px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  margin-bottom: 24px;
}

.service-detail h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 14px; }

.service-detail p { color: var(--text-secondary); margin-bottom: 20px; }

.feature-list { display: flex; flex-direction: column; gap: 10px; }

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

.feature-list li svg {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  color: var(--accent);
}

/* ── Contact Page ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 { font-size: 1.75rem; font-weight: 700; margin-bottom: 14px; }
.contact-info p { color: var(--text-secondary); margin-bottom: 36px; }

.contact-item {
  display: flex;
  gap: 14px;
  margin-bottom: 24px;
}

.contact-item-icon {
  width: 44px; height: 44px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-item h4 { font-size: 0.875rem; font-weight: 600; margin-bottom: 4px; }
.contact-item p { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }
.contact-item a { color: var(--accent); }
.contact-item a:hover { text-decoration: underline; }

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
}

.contact-form h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 28px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

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

.form-group textarea { resize: vertical; min-height: 130px; }

.form-submit { margin-top: 8px; }
.form-submit .btn { width: 100%; justify-content: center; padding: 14px; }

.form-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 14px;
}

/* ── Footer ── */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo { margin-bottom: 16px; }

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 280px;
  line-height: 1.7;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 18px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-primary); }

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.footer-contact a { color: var(--accent); }
.footer-contact a:hover { text-decoration: underline; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

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

/* ── Page Hero (inner pages) ── */
.page-hero {
  padding: calc(var(--nav-height) + 64px) 0 64px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -50%; left: -10%;
  width: 60%; height: 200%;
  background: radial-gradient(ellipse, rgba(37,99,235,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero .container { position: relative; z-index: 1; }

/* ── Breadcrumb ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--accent); }
.breadcrumb a:hover { text-decoration: underline; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  .service-detail {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .service-detail.reverse { direction: ltr; }

  .contact-layout { grid-template-columns: 1fr; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .section { padding: 64px 0; }

  .hero-stats { gap: 20px; }

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

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

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

  .footer-bottom { flex-direction: column; align-items: flex-start; }

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

/* ── Alert / Success Message ── */
.form-success {
  display: none;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: 10px;
  padding: 18px 24px;
  color: #10b981;
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: 16px;
  text-align: center;
}
.form-success.show { display: block; }