/* ===== Design Tokens ===== */
:root {
  --bg-base: #07070f;
  --bg-surface: #0f0f1a;
  --bg-card: #13131f;
  --bg-card-hover: #1a1a2e;
  --border: rgba(255, 255, 255, 0.07);
  --border-accent: rgba(99, 179, 237, 0.3);

  --accent: #63b3ed;
  --accent-bright: #90cdf4;
  --accent-glow: rgba(99, 179, 237, 0.15);
  --accent-amber: #f6ad55;
  --accent-amber-glow: rgba(246, 173, 85, 0.15);

  --text-primary: #f0f4ff;
  --text-secondary: #94a3b8;
  --text-muted: #4a5568;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(99, 179, 237, 0.12);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ===== Typography ===== */
h1, h2, h3, h4 { line-height: 1.15; font-weight: 700; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }
p { color: var(--text-secondary); }

.gradient-text {
  color: var(--text-primary);
}

/* ===== Layout ===== */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 96px 0; }

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 24px;
  transition: background 0.3s, border-bottom 0.3s;
}

.navbar.scrolled {
  background: rgba(7, 7, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 44px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}

.footer-brand .nav-logo-img {
  height: 40px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }

.nav-cta { display: flex; align-items: center; gap: 12px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #07070f;
}
.btn-primary:hover {
  background: var(--accent-bright);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(99, 179, 237, 0.35);
}

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

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 10px 16px;
}
.btn-ghost:hover { color: var(--text-primary); }

.btn-lg { padding: 16px 32px; font-size: 1rem; border-radius: var(--radius-md); }

/* ===== Pill / Badge ===== */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border-accent);
  background: var(--accent-glow);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-bright);
  margin-bottom: 24px;
}
.pill-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

/* ===== Cards ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.card-icon {
  width: 52px; height: 52px;
  border-radius: 16px;
  background: rgba(99, 179, 237, 0.35);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(7.4px);
  -webkit-backdrop-filter: blur(7.4px);
  border: 1px solid rgba(99, 179, 237, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  flex-shrink: 0;
}

.card-icon svg {
  width: 24px; height: 24px;
  stroke: var(--accent-bright);
}

/* ===== Grid ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ===== Section Header ===== */
.section-header { text-align: center; max-width: 680px; margin: 0 auto 64px; }
.section-header p { font-size: 1.1rem; margin-top: 16px; }

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 96px;
}


.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(99, 179, 237, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(246, 173, 85, 0.06) 0%, transparent 50%),
    linear-gradient(to bottom, rgba(7,7,15,0.35) 0%, rgba(7,7,15,0.65) 100%);
  pointer-events: none;
  z-index: 1;
}

.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.hero-content h1 { margin-bottom: 24px; }
.hero-content p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  max-width: 580px;
  margin: 0 auto 40px;
}

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

.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  margin-top: 72px;
  flex-wrap: wrap;
}

.stat-item { text-align: center; }
.stat-number {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}
.stat-label { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }
.stat-divider {
  width: 1px;
  background: var(--border);
  align-self: stretch;
}

/* ===== Trust Bar ===== */
.trust-bar {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.trust-item svg { opacity: 0.7; stroke: var(--accent); }

/* ===== Feature Split ===== */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.feature-split.reverse { direction: rtl; }
.feature-split.reverse > * { direction: ltr; }

.feature-text .pill { margin-bottom: 20px; }
.feature-text h2 { margin-bottom: 20px; }
.feature-text p { margin-bottom: 32px; }

.feature-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
.feature-list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.feature-list-item .check {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  font-size: 0.6rem;
  color: var(--accent);
}
.feature-list-item span { font-size: 0.95rem; color: var(--text-secondary); }

.feature-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.feature-visual-inner {
  padding: 32px;
  width: 100%;
}

/* ===== Mock UI Cards inside feature panels ===== */
.mock-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 12px;
}
.mock-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.mock-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-amber));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #07070f;
  flex-shrink: 0;
}
.mock-info .mock-name { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.mock-info .mock-sub { font-size: 0.75rem; color: var(--text-muted); }
.mock-badge {
  margin-left: auto;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
}
.mock-badge.green { background: rgba(72,199,116,0.15); color: #48c774; border: 1px solid rgba(72,199,116,0.3); }
.mock-badge.amber { background: var(--accent-amber-glow); color: var(--accent-amber); border: 1px solid rgba(246,173,85,0.3); }
.mock-badge.blue { background: var(--accent-glow); color: var(--accent); border: 1px solid var(--border-accent); }
.mock-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  overflow: hidden;
}
.mock-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-amber));
}

/* ===== Services Grid ===== */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* ===== Testimonials ===== */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.testimonial-stars { color: var(--accent-amber); font-size: 0.9rem; margin-bottom: 16px; }
.testimonial-text { font-size: 0.95rem; color: var(--text-secondary); margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-author .mock-avatar { width: 40px; height: 40px; }
.author-name { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.author-role { font-size: 0.8rem; color: var(--text-muted); }

/* ===== CTA Band ===== */
.cta-band {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 120% at 50% 50%, rgba(99,179,237,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.cta-band-inner {
  position: relative;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.cta-band-inner h2 { margin-bottom: 16px; }
.cta-band-inner p { margin-bottom: 36px; font-size: 1.05rem; }
.cta-band-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

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

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

.footer-brand p { margin-top: 16px; font-size: 0.9rem; max-width: 300px; }

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col ul li a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--text-primary); }

.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: 0.85rem; }
.footer-licenses { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-licenses span {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
}

/* ===== Page Hero (inner pages) ===== */
.page-hero {
  padding: 140px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(99,179,237,0.10) 0%, transparent 60%);
  pointer-events: none;
}
.page-hero .container { position: relative; }
.page-hero p { font-size: 1.15rem; max-width: 560px; margin: 16px auto 0; }

/* ===== Contact Form ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 24px; }

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-item-icon {
  width: 48px; height: 48px;
  border-radius: 16px;
  background: rgba(99, 179, 237, 0.35);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(7.4px);
  -webkit-backdrop-filter: blur(7.4px);
  border: 1px solid rgba(99, 179, 237, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 22px; height: 22px;
  stroke: var(--accent-bright);
}
.contact-item-text h4 { font-size: 0.85rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.contact-item-text p, .contact-item-text a { font-size: 1rem; color: var(--text-primary); font-weight: 500; }
.contact-item-text a:hover { color: var(--accent); }

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
}
.form-card h3 { margin-bottom: 8px; }
.form-card > p { 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: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ===== About page ===== */
.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 700px; margin: 0 auto; }

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
}
.team-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-amber));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  color: #07070f;
  margin: 0 auto 16px;
}
.team-card h3 { margin-bottom: 4px; }
.team-card .role { font-size: 0.85rem; color: var(--accent); font-weight: 600; margin-bottom: 8px; }
.team-card p { font-size: 0.9rem; }
.team-card .phone { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; color: var(--accent); font-weight: 600; font-size: 0.95rem; }

.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.credential-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.credential-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.credential-icon {
  width: 48px; height: 48px;
  border-radius: 16px;
  background: rgba(99, 179, 237, 0.35);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(7.4px);
  -webkit-backdrop-filter: blur(7.4px);
  border: 1px solid rgba(99, 179, 237, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.credential-icon svg {
  width: 22px; height: 22px;
  stroke: var(--accent-bright);
}
.credential-text .label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.credential-text .value { font-size: 0.95rem; font-weight: 700; color: var(--text-primary); margin-top: 2px; }

/* ===== Services page ===== */
.services-category { margin-bottom: 64px; }
.services-category-title {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.services-category-title h3 { font-size: 1.3rem; }
.services-category-title .cat-icon { font-size: 1.5rem; }

.service-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: border-color 0.2s, transform 0.2s;
}
.service-item-card:hover {
  border-color: var(--border-accent);
  transform: translateX(4px);
}
.service-item-card .s-icon {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: rgba(99, 179, 237, 0.35);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(7.4px);
  -webkit-backdrop-filter: blur(7.4px);
  border: 1px solid rgba(99, 179, 237, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-item-card .s-icon svg {
  width: 18px; height: 18px;
  stroke: var(--accent-bright);
}
.service-item-card .s-text h4 { font-size: 0.95rem; margin-bottom: 2px; }
.service-item-card .s-text p { font-size: 0.83rem; }

.services-list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

/* ===== Divider ===== */
.divider { height: 1px; background: var(--border); margin: 0; }

/* ===== Scroll animations ===== */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .feature-split { gap: 48px; }
}

@media (max-width: 768px) {
  section { padding: 72px 0; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(7,7,15,0.97);
    backdrop-filter: blur(20px);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    align-items: flex-start;
  }
  .nav-cta .btn-secondary { display: none; }
  .hamburger { display: flex; }

  .hero-stats { gap: 32px; }
  .stat-divider { display: none; }

  .grid-2, .grid-3, .services-grid, .testimonials-grid,
  .values-grid, .credential-grid, .services-list-grid,
  .feature-split { grid-template-columns: 1fr; }

  .feature-split.reverse { direction: ltr; }

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

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

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

  .team-grid { grid-template-columns: 1fr; max-width: 360px; }

  .hero-stats { flex-direction: column; gap: 24px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-actions { flex-direction: column; align-items: center; }
}