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

:root {
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-light: #3b82f6;
  --blue-pale: #eff6ff;
  --ink: #0f172a;
  --ink-soft: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --white: #ffffff;
  --radius: 14px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}
body {
  font-family: "DM Sans", sans-serif;
  font-size: 16px;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  height: 64px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-brand span {
  font-family: "Inter", sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color var(--transition);
}
.nav-links a:hover {
  color: var(--blue);
}
.nav-cta {
  background: var(--blue);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 8px;
  font-weight: 500 !important;
  transition: background var(--transition) !important;
}
.nav-cta:hover {
  background: var(--blue-dark) !important;
  color: var(--white) !important;
}
.hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 5vw 60px;
  background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 55%, #eff6ff 100%);
  position: relative;
  overflow: hidden;
}
.hero-bg-dots {
  position: absolute;
  right: -60px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.06;
  pointer-events: none;
}
.hero-inner {
  max-width: 1140px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue-pale);
  border: 1px solid #bfdbfe;
  color: var(--blue-dark);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: 99px;
  margin-bottom: 24px;
}
.hero-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  display: block;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}
h1 {
  font-family: "Inter", sans-serif;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 20px;
}
h1 em {
  font-style: normal;
  color: var(--blue);
}
.hero-sub {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 480px;
  margin-bottom: 36px;
  font-weight: 300;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 10px;
  font-family: "DM Sans", sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.28);
}
.btn-outline {
  background: transparent;
  color: var(--blue);
  border: 1.5px solid var(--blue);
}
.btn-outline:hover {
  background: var(--blue-pale);
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.hero-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
  width: 100%;
  max-width: 360px;
  animation: floatCard 6s ease-in-out infinite;
}
@keyframes floatCard {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}
.hero-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.hero-card-header span {
  font-family: "Inter", sans-serif;
  font-weight: 700;
  font-size: 1rem;
}
.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.stat-box {
  background: var(--blue-pale);
  border-radius: 10px;
  padding: 14px;
}
.stat-num {
  font-family: "Inter", sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--blue);
}
.stat-label {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 2px;
}

/* ── SECTION SHARED ── */
section {
  padding: 90px 5vw;
}
.section-inner {
  max-width: 1140px;
  margin: 0 auto;
}
.section-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}
h2 {
  font-family: "Inter", sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 520px;
  font-weight: 300;
}

/* ── SERVICES ── */
#services {
  background: var(--white);
}
.services-header {
  margin-bottom: 56px;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  background: white;
}
.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--blue-pale), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover {
  border-color: #93c5fd;
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(37, 99, 235, 0.1);
}
.service-card:hover::before {
  opacity: 1;
}
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--blue-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.3rem;
  position: relative;
}
.service-card h3 {
  font-family: "Inter", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.65;
  position: relative;
}

/* ── WHY US ── */
#why {
  background: var(--ink);
}
#why h2,
#why .section-tag {
  color: white;
}
#why .section-sub {
  color: #94a3b8;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 52px;
}
.why-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 26px;
  background: rgba(255, 255, 255, 0.03);
}
.why-num {
  font-family: "Inter", sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--blue-light);
  margin-bottom: 8px;
}
.why-card h4 {
  font-family: "Inter", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 8px;
}
.why-card p {
  font-size: 0.875rem;
  color: #94a3b8;
  line-height: 1.65;
}

/* ── PROCESS ── */
#process {
  background: #f8fafc;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0;
  margin-top: 56px;
}
.step {
  padding: 28px 24px;
  position: relative;
}
.step:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -8px;
  top: 36px;
  font-size: 1.2rem;
  color: #cbd5e1;
}
.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--blue);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Inter", sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 16px;
}
.step h4 {
  font-family: "Inter", sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 8px;
}
.step p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── CONTACT ── */
#contact {
  background: white;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
  margin-top: 52px;
}
.contact-info p {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.7;
  margin-bottom: 28px;
  font-weight: 300;
}
.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.contact-detail strong {
  color: var(--ink);
}
.contact-icon {
  width: 36px;
  height: 36px;
  background: var(--blue-pale);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink-soft);
}
.form-group input,
.form-group textarea,
.form-group select {
  padding: 11px 14px;
  border: 1.5px solid var(--line);
  border-radius: 9px;
  font-family: "DM Sans", sans-serif;
  font-size: 0.9rem;
  color: var(--ink);
  background: white;
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--blue);
}
.form-group textarea {
  resize: vertical;
  min-height: 110px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ── FOOTER ── */
footer {
  background: var(--ink);
  color: #94a3b8;
  padding: 48px 5vw 28px;
}
.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 40px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.footer-brand span {
  font-family: "Inter", sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: white;
}
.footer-tagline {
  font-size: 0.85rem;
  max-width: 260px;
  line-height: 1.6;
}
.footer-links h5 {
  font-family: "Inter", sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  margin-bottom: 14px;
  letter-spacing: 0.05em;
}
.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.875rem;
  color: #94a3b8;
  text-decoration: none;
  transition: color var(--transition);
}
.footer-links a:hover {
  color: var(--blue-light);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
}

/* ── ANIMATIONS ── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.55s ease,
    transform 0.55s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── MOBILE ── */
@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    display: none;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .process-steps {
    grid-template-columns: 1fr 1fr;
  }
  .step::after {
    display: none;
  }
  .nav-links {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--line);
    gap: 18px;
  }
  .nav-links.open {
    display: flex;
  }
  .hamburger {
    display: flex;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .process-steps {
    grid-template-columns: 1fr;
  }
  .footer-top {
    flex-direction: column;
  }
}