/* ============================================
   Reset
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  font-size: 100%;
  scroll-behavior: smooth;
  background: #0f1117;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: #cbd5e1;
  background: #0f1117;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: #3b82f6; text-decoration: none; transition: color .15s; }
a:hover { color: #60a5fa; }

/* ============================================
   Variables
   ============================================ */
:root {
  --surface: #0f1117;
  --card:    #161b27;
  --subtle:  #131926;
  --border:  #1e2638;
  --accent:  #3b82f6;
  --accentd: #2563eb;
  --muted:   #8b9ab8;
  --text:    #cbd5e1;
  --heading: #f1f5f9;
  --mono: "SF Mono", "Fira Code", Consolas, monospace;
  --radius: 10px;
  --radius-sm: 6px;
  --max: 1080px;
  --transition: .18s ease;
}

/* ============================================
   Utilities
   ============================================ */
.container { max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }

.text-muted   { color: var(--muted); }
.text-heading { color: var(--heading); }
.text-accent  { color: var(--accent); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .85rem;
}
.eyebrow-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:.5; transform:scale(.8); }
}

.section-label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .75rem;
}

/* ============================================
   Gradient text
   ============================================ */
.text-gradient {
  background: linear-gradient(135deg, #e2e8f0 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-blue {
  background: linear-gradient(135deg, #93c5fd 0%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .95rem;
  font-weight: 600;
  padding: .75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); }
.btn svg { flex-shrink: 0; width: 16px; height: 16px; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accentd);
  border-color: var(--accentd);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: #94a3b8;
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: rgba(59,130,246,.45);
  color: #e2e8f0;
}

.btn-lg {
  font-size: 1.05rem;
  padding: .9rem 2rem;
  border-radius: var(--radius-sm);
}

/* ============================================
   Header
   ============================================ */
.site-header {
  position: fixed;
  top: 0; inset-inline: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(15,17,23,.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--heading);
  letter-spacing: -.01em;
}
.logo:hover { color: #fff; }
.logo-dot { color: var(--accent); }

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.nav-link {
  font-size: .875rem;
  font-weight: 500;
  color: var(--muted);
  position: relative;
  text-decoration: none;
  transition: color var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0; right: 100%;
  height: 1px;
  background: var(--accent);
  transition: right var(--transition);
}
.nav-link:hover { color: #e2e8f0; }
.nav-link:hover::after { right: 0; }

.lang-switch {
  font-family: var(--mono);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: .3rem .6rem;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}
.lang-switch:hover {
  border-color: rgba(59,130,246,.45);
  color: #e2e8f0;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 0 4rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .4;
}
.hero-glow-1 {
  top: 20%; left: -10%;
  width: 40rem; height: 40rem;
  background: rgba(59,130,246,.07);
}
.hero-glow-2 {
  bottom: 20%; right: -10%;
  width: 40rem; height: 40rem;
  background: rgba(59,130,246,.06);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(30,38,56,.8) 1px, transparent 0);
  background-size: 32px 32px;
}
.hero-content { position: relative; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(59,130,246,.1);
  border: 1px solid rgba(59,130,246,.2);
  border-radius: 99px;
  padding: .35rem 1rem;
  margin-bottom: 2rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.03em;
  margin-bottom: 1.5rem;
  max-width: 820px;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--muted);
  line-height: 1.65;
  max-width: 580px;
  margin-bottom: 2.5rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
  color: var(--muted);
}
.trust-item svg {
  width: 16px; height: 16px;
  color: var(--accent);
  flex-shrink: 0;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(139,154,184,.3);
  animation: bounce 2.4s infinite;
}
.hero-scroll svg { width: 20px; height: 20px; }
@keyframes bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(7px); }
}

/* ============================================
   Sections
   ============================================ */
.section { padding: 6rem 0; }
.section-alt { background: var(--subtle); }

.section-header { margin-bottom: 3.5rem; }
.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--heading);
  letter-spacing: -.025em;
  line-height: 1.2;
  margin-bottom: .5rem;
}
.section-header p {
  font-size: 1rem;
  color: var(--muted);
  max-width: 520px;
  margin-top: .5rem;
}

/* ============================================
   Service Cards
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  border-color: rgba(59,130,246,.4);
  box-shadow: 0 0 0 1px rgba(59,130,246,.1), 0 8px 32px rgba(59,130,246,.06);
}
.service-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: rgba(59,130,246,.1);
  border: 1px solid rgba(59,130,246,.2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}
.service-icon svg { width: 20px; height: 20px; color: var(--accent); }
.service-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: .5rem;
}
.service-card > p {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}
.service-list {
  list-style: none;
  padding: 0;
  margin-top: auto;
}
.service-list li {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  font-size: .875rem;
  color: #94a3b8;
  padding: .3rem 0;
}
.service-list li::before {
  content: '—';
  color: var(--accent);
  flex-shrink: 0;
  font-size: .8rem;
  margin-top: .05em;
}
.service-note {
  font-size: .825rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: .85rem;
  margin-top: 1rem;
  line-height: 1.5;
}

/* ============================================
   Trust Strip
   ============================================ */
.trust-strip {
  background: var(--subtle);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 3rem 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.trust-number {
  display: block;
  font-family: var(--mono);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: .35rem;
}
.trust-label {
  font-size: .85rem;
  color: var(--muted);
}

/* ============================================
   Projects
   ============================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.project-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.project-card:hover {
  border-color: rgba(59,130,246,.4);
  box-shadow: 0 0 0 1px rgba(59,130,246,.08), 0 8px 32px rgba(59,130,246,.05);
}
.project-card.wide { grid-column: span 2; }
.project-wide-inner { display: flex; gap: 3rem; }
.project-wide-inner .project-body { flex: 1; }
.project-wide-inner .project-stack-wrap { min-width: 220px; }

.project-badge {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .3rem .75rem;
  border-radius: 5px;
  margin-bottom: .85rem;
}
.badge-blue   { background: rgba(59,130,246,.12); color: #60a5fa; }
.badge-violet { background: rgba(139,92,246,.12); color: #a78bfa; }
.badge-green  { background: rgba(52,211,153,.12); color: #6ee7b7; }

.project-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: .75rem;
}
.project-card p {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.6;
}
.project-stack {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.project-stack-label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .65rem;
}
.pill-group { display: flex; flex-wrap: wrap; gap: .5rem; }
.pill {
  font-family: var(--mono);
  font-size: .75rem;
  color: #94a3b8;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: .25rem .65rem;
  transition: border-color var(--transition), color var(--transition);
}
.pill:hover { border-color: rgba(59,130,246,.35); color: #e2e8f0; }

/* ============================================
   Process
   ============================================ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  position: relative;
}
.process-grid::before {
  content: '';
  position: absolute;
  top: 20px;
  left: calc(100% / 12);
  right: calc(100% / 12);
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), var(--border), transparent);
  pointer-events: none;
}
.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 .75rem;
}
.step-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--subtle);
  border: 1px solid rgba(59,130,246,.3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.step-title {
  font-size: .875rem;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: .4rem;
}
.step-desc {
  font-size: .8rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ============================================
   Tech Stack
   ============================================ */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}
.tech-group h3 {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-bottom: 1rem;
}
.tech-pills { display: flex; flex-wrap: wrap; gap: .5rem; }
.tech-pill {
  font-family: var(--mono);
  font-size: .78rem;
  color: #94a3b8;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: .3rem .7rem;
  transition: border-color var(--transition), color var(--transition);
}
.tech-pill:hover { border-color: rgba(59,130,246,.4); color: #e2e8f0; }

/* ============================================
   About
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 4rem;
  align-items: start;
}
.about-text p {
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}
.about-text p:last-child { margin-bottom: 0; }
.about-facts { display: flex; flex-direction: column; gap: .6rem; }
.fact-row {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .9rem 1.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.fact-key { font-size: .85rem; color: var(--muted); }
.fact-val {
  font-size: .875rem;
  font-weight: 600;
  color: var(--heading);
}
.fact-val.mono { font-family: var(--mono); }

/* ============================================
   CTA / Contact
   ============================================ */
.cta-section { padding: 6rem 0; text-align: center; }
.cta-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--heading);
  letter-spacing: -.03em;
  margin-bottom: .75rem;
}
.cta-section > .container > p {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 480px;
  margin: 0 auto 2.5rem;
  line-height: 1.65;
}
.cta-meta {
  font-size: .8rem;
  color: rgba(139,154,184,.5);
  margin-top: 1.25rem;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .75rem;
  font-size: .8rem;
  color: var(--muted);
}
.footer-right { display: flex; gap: 1.5rem; }
.footer-right a { color: var(--muted); }
.footer-right a:hover { color: #e2e8f0; }

/* ============================================
   Dividers
   ============================================ */
.border-top    { border-top: 1px solid var(--border); }
.border-bottom { border-bottom: 1px solid var(--border); }

/* ============================================
   Responsive – Tablet
   ============================================ */
@media (max-width: 960px) {
  .services-grid { grid-template-columns: 1fr; }
  .tech-grid     { grid-template-columns: repeat(2, 1fr); }
  .about-grid    { grid-template-columns: 1fr; }
  .process-grid  { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .process-grid::before { display: none; }
  .trust-grid    { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.wide { grid-column: span 1; }
  .project-wide-inner { flex-direction: column; gap: 0; }
  .project-wide-inner .project-stack-wrap { min-width: 0; }
  .hero-title { letter-spacing: -.02em; }
  .nav-link:not(:last-child) { display: none; }
}

@media (max-width: 540px) {
  .section { padding: 4rem 0; }
  .services-grid { gap: 1rem; }
  .process-grid  { grid-template-columns: repeat(2, 1fr); }
  .tech-grid     { grid-template-columns: 1fr; }
  .trust-grid    { grid-template-columns: repeat(2, 1fr); }
  .hero-actions  { flex-direction: column; }
  .hero-actions .btn { text-align: center; justify-content: center; }
  .footer-inner  { flex-direction: column; text-align: center; }
  .footer-right  { justify-content: center; }
}