/* ============================================
   VAJRAA - Main Stylesheet
   Design: Dark Tech / Creative Agency
   ============================================ */

:root {
  --bg-primary: #04040A;
  --bg-secondary: #0C0C18;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.08);

  --purple: #7C3AED;
  --purple-light: #A855F7;
  --purple-glow: rgba(124, 58, 237, 0.4);
  --blue: #2563EB;
  --cyan: #06B6D4;
  --pink: #EC4899;

  --text-primary: #F8F8FF;
  --text-secondary: rgba(248, 248, 255, 0.6);
  --text-muted: rgba(248, 248, 255, 0.35);

  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(124, 58, 237, 0.5);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --nav-height: 72px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.87, 0, 0.13, 1);
}

/* ─── Reset ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ─── Noise Texture Overlay ─────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.5;
}

/* ─── Scrollbar ──────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--purple); border-radius: 2px; }

/* ─── Typography ─────────────────────────── */
.display-xl { font-family: 'Plus Jakarta Sans', sans-serif; font-size: clamp(3rem, 7vw, 6rem); font-weight: 800; line-height: 1.05; letter-spacing: -0.03em; }
.display-lg { font-family: 'Plus Jakarta Sans', sans-serif; font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 800; line-height: 1.1; letter-spacing: -0.025em; }
.display-md { font-family: 'Plus Jakarta Sans', sans-serif; font-size: clamp(1.5rem, 3vw, 2.5rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
.body-lg { font-size: 1.125rem; line-height: 1.75; color: var(--text-secondary); }
.body-md { font-size: 1rem; line-height: 1.7; color: var(--text-secondary); }
.label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--purple-light); }

.gradient-text {
  background: linear-gradient(135deg, #fff 0%, var(--purple-light) 50%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Layout ─────────────────────────────── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 clamp(1.5rem, 5vw, 4rem); }
.section { padding: clamp(5rem, 10vw, 9rem) 0; }

/* ─── Gradient Orbs ──────────────────────── */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  will-change: transform;
}
.orb-purple { background: radial-gradient(circle, rgba(124,58,237,0.35) 0%, transparent 70%); }
.orb-blue   { background: radial-gradient(circle, rgba(37,99,235,0.25) 0%, transparent 70%); }
.orb-cyan   { background: radial-gradient(circle, rgba(6,182,212,0.2) 0%, transparent 70%); }
.orb-pink   { background: radial-gradient(circle, rgba(236,72,153,0.2) 0%, transparent 70%); }

/* ─── Navbar ─────────────────────────────── */
.navbar {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 1200px;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  background: rgba(4, 4, 10, 0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  z-index: 1000;
  transition: all 0.3s var(--ease-out);
}
.navbar.scrolled {
  background: rgba(4, 4, 10, 0.92);
  border-color: rgba(124, 58, 237, 0.2);
}
.nav-logo {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.03em;
}
.nav-logo span { color: var(--purple-light); }
.nav-links { display: flex; align-items: center; gap: 0.25rem; }
.nav-link {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
}
.nav-link:hover { color: var(--text-primary); background: var(--bg-card); }
.nav-link.active { color: var(--text-primary); }
.nav-cta {
  padding: 0.625rem 1.5rem;
  background: var(--purple);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  transition: all 0.2s var(--ease-out);
}
.nav-cta:hover { background: var(--purple-light); transform: translateY(-1px); box-shadow: 0 8px 24px var(--purple-glow); }

/* Mobile menu */
.nav-hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: all 0.3s; }
.nav-mobile {
  display: none;
  position: fixed;
  top: calc(var(--nav-height) + 24px);
  left: 24px;
  right: 24px;
  background: rgba(4, 4, 10, 0.96);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  z-index: 999;
  backdrop-filter: blur(24px);
  flex-direction: column;
  gap: 0.5rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav-link { padding: 0.75rem 1rem; font-size: 1rem; }
.nav-mobile .nav-cta { text-align: center; padding: 0.875rem; margin-top: 0.5rem; }

/* ─── Hero Section ───────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + 48px);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(124,58,237,0.15) 0%, transparent 70%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 30%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 100px;
  margin-bottom: 2rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--purple-light);
  letter-spacing: 0.05em;
}
.hero-badge-dot {
  width: 6px; height: 6px;
  background: var(--purple-light);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}
.hero h1 { margin-bottom: 1.5rem; }
.hero p { max-width: 600px; margin-bottom: 3rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ─── Buttons ────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: var(--purple);
  color: #fff;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.25s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px var(--purple-glow); }
.btn-primary:hover::after { opacity: 1; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.25s var(--ease-out);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover { background: var(--bg-card-hover); border-color: var(--border-hover); transform: translateY(-2px); }

/* ─── Floating Stats ─────────────────────── */
.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}
.stat { }
.stat-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #fff, var(--purple-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.25rem; font-weight: 500; }

/* Floating Cards */
.hero-float {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 480px;
  height: 480px;
  display: none;
}
@media (min-width: 1100px) { .hero-float { display: block; } }
.float-card {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  backdrop-filter: blur(16px);
  animation: float-anim 6s ease-in-out infinite;
}
.float-card:nth-child(2) { animation-delay: -2s; }
.float-card:nth-child(3) { animation-delay: -4s; }
@keyframes float-anim {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

/* ─── Marquee ────────────────────────────── */
.marquee-section { padding: 3rem 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); overflow: hidden; }
.marquee-track {
  display: flex;
  gap: 4rem;
  animation: marquee 30s linear infinite;
  width: max-content;
}
.marquee-track:hover { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.marquee-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  transition: color 0.2s;
}
.marquee-item:hover { color: var(--text-secondary); }
.marquee-dot { width: 4px; height: 4px; background: var(--purple); border-radius: 50%; }

/* ─── Services Section ───────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.service-card {
  position: relative;
  background: var(--bg-primary);
  padding: 2.5rem;
  cursor: pointer;
  transition: background 0.3s var(--ease-out);
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,58,237,0.08), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.service-card:hover { background: var(--bg-secondary); }
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 52px; height: 52px;
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.3s var(--ease-out);
}
.service-card:hover .service-icon {
  background: rgba(124, 58, 237, 0.25);
  border-color: rgba(124, 58, 237, 0.5);
  box-shadow: 0 0 20px rgba(124, 58, 237, 0.3);
  transform: scale(1.05);
}
.service-icon svg { width: 24px; height: 24px; color: var(--purple-light); }

.service-title { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 1.2rem; font-weight: 700; margin-bottom: 0.75rem; }
.service-desc { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.65; }

/* Hover Detail Panel */
.service-detail {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0C0A1E 0%, #0A0A18 100%);
  border: 1px solid rgba(124, 58, 237, 0.3);
  padding: 2.5rem;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.35s var(--ease-out);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.service-card:hover .service-detail {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.service-detail-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--purple-light);
}
.service-detail-list { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.service-detail-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}
.service-detail-list li::before {
  content: '';
  width: 5px; height: 5px;
  background: var(--purple-light);
  border-radius: 50%;
  flex-shrink: 0;
}
.service-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.25);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--purple-light);
  margin-top: 1.25rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ─── Process Section ────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), var(--purple), var(--border), transparent);
}
.process-step {
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
}
.process-num {
  width: 64px; height: 64px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--purple-light);
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 1;
  transition: all 0.3s var(--ease-out);
}
.process-step:hover .process-num {
  background: rgba(124, 58, 237, 0.2);
  border-color: var(--purple);
  box-shadow: 0 0 24px var(--purple-glow);
  transform: scale(1.08);
}
.process-step-title { font-weight: 700; font-size: 1rem; margin-bottom: 0.5rem; }
.process-step-desc { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }

/* ─── Clients Section ────────────────────── */
.clients-section { background: var(--bg-secondary); }
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 4rem;
}
.client-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 160px;
  transition: all 0.35s var(--ease-out);
  position: relative;
  overflow: hidden;
  cursor: default;
}
.client-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,58,237,0.06), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.client-card:hover {
  border-color: rgba(124, 58, 237, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.3), 0 0 0 1px rgba(124,58,237,0.2);
}
.client-card:hover::before { opacity: 1; }

.client-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-bottom: 0.5rem;
}
.client-logo-wrap img {
  max-height: 52px;
  max-width: 200px;
  object-fit: contain;
  filter: brightness(0.85) saturate(0.8);
  transition: filter 0.3s;
}
.client-card:hover .client-logo-wrap img { filter: brightness(1) saturate(1); }
.client-name { font-weight: 700; font-size: 1.05rem; margin-bottom: 0.25rem; }
.client-industry { font-size: 0.8rem; color: var(--text-muted); }

/* ─── Testimonials ───────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.3s var(--ease-out);
}
.testimonial-card:hover { border-color: var(--border-hover); transform: translateY(-3px); }
.testimonial-stars { color: #F59E0B; font-size: 0.8rem; margin-bottom: 1rem; letter-spacing: 2px; }
.testimonial-text { font-size: 0.95rem; line-height: 1.7; color: var(--text-secondary); margin-bottom: 1.5rem; }
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85rem;
}
.testimonial-name { font-weight: 600; font-size: 0.9rem; }
.testimonial-role { font-size: 0.78rem; color: var(--text-muted); }

/* ─── CTA Section ────────────────────────── */
.cta-section {
  position: relative;
  text-align: center;
  padding: clamp(5rem, 10vw, 9rem) 0;
  overflow: hidden;
}
.cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(124,58,237,0.2) 0%, transparent 70%);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 { margin-bottom: 1.5rem; }
.cta-section p { max-width: 520px; margin: 0 auto 3rem; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ─── Footer ─────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
  background: var(--bg-primary);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p { font-size: 0.9rem; color: var(--text-muted); margin-top: 1rem; max-width: 260px; line-height: 1.65; }
.footer-col h4 { font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 1.25rem; color: var(--text-muted); }
.footer-links { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-link { font-size: 0.9rem; color: var(--text-secondary); transition: color 0.2s; }
.footer-link:hover { color: var(--text-primary); }
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }
.footer-socials { display: flex; gap: 0.75rem; }
.social-link {
  width: 36px; height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  transition: all 0.2s;
}
.social-link:hover { background: rgba(124,58,237,0.15); border-color: rgba(124,58,237,0.4); color: var(--purple-light); }
.social-link svg { width: 16px; height: 16px; }

/* ─── Section Heading ────────────────────── */
.section-header { text-align: center; max-width: 700px; margin: 0 auto 5rem; }
.section-header .label { margin-bottom: 1rem; }
.section-header h2 { margin-bottom: 1.25rem; }
.section-header p { font-size: 1.05rem; }

/* ─── Reveal Animations ──────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Counter animation */
.count-up { display: inline-block; }

/* ─── Cursor ─────────────────────────────── */
.cursor-glow {
  position: fixed;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle, rgba(124,58,237,0.08) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  transition: transform 0.1s linear;
  display: none;
}
@media (hover: hover) { .cursor-glow { display: block; } }

/* ─── Page Hero (inner pages) ────────────── */
.page-hero {
  padding: calc(var(--nav-height) + 80px) 0 80px;
  position: relative;
  overflow: hidden;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 20% 50%, rgba(124,58,237,0.12) 0%, transparent 60%);
}
.page-hero .container { position: relative; z-index: 2; }

/* ─── Portfolio Grid ──────────────────────── */
.portfolio-filter { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 3rem; }
.filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn:hover, .filter-btn.active {
  background: rgba(124,58,237,0.15);
  border-color: rgba(124,58,237,0.4);
  color: var(--purple-light);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}
.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.35s var(--ease-out);
  cursor: pointer;
}
.portfolio-card:hover { transform: translateY(-6px); box-shadow: 0 24px 48px rgba(0,0,0,0.3); border-color: var(--border-hover); }
.portfolio-thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bg-secondary), rgba(124,58,237,0.15));
  position: relative;
  overflow: hidden;
}
.portfolio-thumb-inner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  opacity: 0.15;
}
.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(124,58,237,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-info { padding: 1.5rem; }
.portfolio-cat { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--purple-light); margin-bottom: 0.5rem; }
.portfolio-title { font-weight: 700; font-size: 1.05rem; margin-bottom: 0.5rem; }
.portfolio-client { font-size: 0.82rem; color: var(--text-muted); }

/* ─── Contact Form ───────────────────────── */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 5vw, 3.5rem);
  max-width: 680px;
  margin: 0 auto;
}
.form-group { margin-bottom: 1.5rem; }
.form-label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.625rem; color: var(--text-secondary); }
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: rgba(124,58,237,0.5);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.12);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-textarea { min-height: 140px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* ─── Responsive ─────────────────────────── */
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-steps::before { display: none; }

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

  .hero-stats { gap: 1.25rem; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ─── Utility ────────────────────────────── */
.text-center { text-align: center; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.gap-divider { height: 1px; background: var(--border); margin: 0; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }