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

:root {
  --bg:           #05050c;
  --bg-2:         #0c0c1a;
  --bg-card:      rgba(255, 255, 255, 0.04);
  --accent:       #3b82f6;
  --accent-2:     #818cf8;
  --accent-glow:  rgba(59, 130, 246, 0.25);
  --text:         #f1f5f9;
  --text-muted:   #94a3b8;
  --border:       rgba(255, 255, 255, 0.08);
  --border-hover: rgba(59, 130, 246, 0.35);
  --radius:       16px;
  --radius-sm:    10px;
  --shadow-glow:  0 0 40px rgba(59, 130, 246, 0.12);
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── LAYOUT ─────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 110px 0;
}

.section-dark {
  background: var(--bg-2);
}

/* ─── NAV ─────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(5, 5, 12, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.nav.scrolled {
  background: rgba(5, 5, 12, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 17px;
  font-weight: 800;
  background: linear-gradient(135deg, #fff 30%, var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.4px;
}

/* ─── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #6366f1);
  color: #fff;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.55);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--border-hover);
  color: var(--text);
  background: rgba(59, 130, 246, 0.06);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 15px;
  border-radius: var(--radius);
}

.btn-full {
  width: 100%;
}

/* ─── HERO ────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 64px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
}

.blob-1 {
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.4), transparent 70%);
  top: -180px;
  left: -180px;
  animation: float1 9s ease-in-out infinite;
}

.blob-2 {
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.35), transparent 70%);
  bottom: -120px;
  right: -120px;
  animation: float2 11s ease-in-out infinite;
}

.blob-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.2), transparent 70%);
  top: 40%;
  left: 55%;
  animation: float3 7s ease-in-out infinite;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.035) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(30px, 25px) scale(1.05); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(-20px, -20px) scale(1.03); }
}

@keyframes float3 {
  0%, 100% { transform: translate(0, 0); }
  50%       { transform: translate(15px, -15px); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 80px 24px;
}

.badge {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: #93c5fd;
  margin-bottom: 32px;
  letter-spacing: 0.4px;
}

.hero h1 {
  font-size: clamp(44px, 7.5vw, 84px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -2.5px;
  margin-bottom: 26px;
}

.gradient-text {
  background: linear-gradient(135deg, #3b82f6 0%, #a78bfa 50%, #38bdf8 100%);
  background-size: 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 6s ease infinite;
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50%       { background-position: 100% 50%; }
}

.hero-sub {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 44px;
  line-height: 1.75;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
  opacity: 0.4;
}

.hero-scroll span {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50%       { opacity: 0.4; transform: scaleY(0.8); }
}

/* ─── SECTION HEADERS ─────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: 68px;
}

.section-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.12;
  margin-bottom: 18px;
}

.section-sub {
  color: var(--text-muted);
  font-size: 17px;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.75;
}

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

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 28px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.07), rgba(124, 58, 237, 0.03));
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow), 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  font-size: 38px;
  margin-bottom: 18px;
  display: block;
  line-height: 1;
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* ─── CTA BANNER ──────────────────────────────────── */
.cta-banner {
  position: relative;
  padding: 90px 0;
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cta-banner-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cta-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}

.cta-blob-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.18), transparent 70%);
  top: -150px;
  left: -100px;
}

.cta-blob-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15), transparent 70%);
  bottom: -120px;
  right: -80px;
}

.cta-banner-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.cta-banner-text {
  flex: 1;
}

.cta-tag {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  color: #34d399;
  letter-spacing: 0.4px;
  margin-bottom: 20px;
}

.cta-banner-text h2 {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.cta-banner-text p {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.75;
  max-width: 480px;
}

.cta-banner-btn {
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .cta-banner-inner {
    flex-direction: column;
    text-align: center;
  }

  .cta-banner-text p {
    max-width: 100%;
  }

  .cta-banner-btn {
    width: 100%;
  }
}

/* ─── CONTACT ─────────────────────────────────────── */
.contact-wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 44px;
  backdrop-filter: blur(8px);
}

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

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

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.label-optional {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  opacity: 0.6;
  font-size: 11px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  outline: none;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(148, 163, 184, 0.45);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  background: rgba(59, 130, 246, 0.05);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
}

.form-actions {
  margin-top: 8px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0;
  color: var(--text-muted);
  font-size: 13px;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ─── FOOTER ──────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer-text {
  color: var(--text-muted);
  font-size: 14px;
}

.btn-instagram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  color: #fff;
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
  transition: opacity 0.2s, transform 0.2s;
}
.btn-instagram:hover {
  opacity: 0.85;
  transform: scale(1.08);
}

/* ─── SCROLL ANIMATIONS ───────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .section {
    padding: 80px 0;
  }

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

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
    max-width: 320px;
    margin: 0 auto;
  }

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

  .contact-form {
    padding: 28px 20px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .hero-scroll {
    display: none;
  }
}