:root {
  --blue: #1e5eff;
  --blue-dark: #0d3fcc;
  --blue-deep: #0a2e8f;
  --ink: #10233f;
  --gray-800: #243447;
  --gray-600: #55677d;
  --gray-400: #8aa0b8;
  --gray-100: #f2f5f9;
  --white: #ffffff;
  --green: #25d366;
  --shadow-sm: 0 2px 8px rgba(16, 35, 63, .08);
  --shadow-md: 0 8px 28px rgba(16, 35, 63, .12);
  --shadow-lg: 0 18px 48px rgba(16, 35, 63, .18);
  --radius: 16px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Rajdhani', 'Inter', sans-serif;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.15;
}

a {
  color: var(--blue);
  text-decoration: none;
}

img, svg {
  display: block;
}

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

.container-narrow {
  width: min(820px, 92%);
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn:active {
  transform: scale(.97);
}

.btn-sm { padding: 8px 18px; font-size: .9rem; }
.btn-lg { padding: 15px 30px; font-size: 1.05rem; }

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 8px 20px rgba(30, 94, 255, .35);
}

.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, .12);
  border-color: #fff;
}

.btn-ghost {
  background: var(--gray-100);
  color: var(--blue);
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 600;
}

.btn-ghost:hover {
  background: #e6edf7;
}

.btn-whatsapp {
  background: var(--green);
  color: #fff;
  box-shadow: 0 8px 20px rgba(37, 211, 102, .35);
}

.btn-whatsapp:hover {
  background: #1eb658;
  transform: translateY(-2px);
}

.btn-android {
  background: #3ddc84;
  color: #10233f;
  box-shadow: 0 8px 20px rgba(61, 220, 132, .35);
}

.btn-android:hover {
  background: #2cc173;
  transform: translateY(-2px);
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e6ecf3;
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  color: #fff;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.brand-icon svg {
  width: 24px;
  height: 24px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text strong {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.25rem;
  color: var(--ink);
  letter-spacing: .3px;
}

.brand-text small {
  font-size: .72rem;
  color: var(--gray-600);
  font-weight: 500;
}

.main-nav {
  display: flex;
  gap: 26px;
}

.main-nav a {
  color: var(--gray-800);
  font-weight: 500;
  font-size: .95rem;
  position: relative;
  padding: 4px 0;
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--blue);
  transition: width .2s ease;
}

.main-nav a:hover {
  color: var(--blue);
}

.main-nav a:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 170px 0 120px;
  color: #fff;
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(30, 94, 255, .55), transparent 60%),
    linear-gradient(135deg, var(--blue-deep) 0%, #123f9e 55%, var(--blue) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(rgba(255, 255, 255, .14) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: .4;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 46, 143, .25), rgba(10, 46, 143, .15));
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .3);
  color: #eaf1ff;
  padding: 7px 16px;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 22px;
}

.hero h1 {
  color: #fff;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  letter-spacing: .5px;
  margin-bottom: 18px;
}

.hero-sub {
  font-size: 1.15rem;
  color: #d7e3ff;
  max-width: 640px;
  margin-bottom: 34px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-stats div {
  flex: 1 1 140px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 14px;
  padding: 16px 18px;
  backdrop-filter: blur(4px);
}

.hero-stats strong {
  display: block;
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.6rem;
  color: #fff;
}

.hero-stats span {
  font-size: .85rem;
  color: #c6d6fa;
}

/* ---------- Sections ---------- */
.section {
  padding: 96px 0;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}

.section-tag {
  display: inline-block;
  color: var(--blue);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  background: #e8efff;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 12px;
}

.section-head p {
  color: var(--gray-600);
}

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card {
  background: var(--white);
  border: 1px solid #e6ecf3;
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.card-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: linear-gradient(135deg, #e8efff, #dbe7ff);
  color: var(--blue);
  display: grid;
  place-items: center;
  margin-bottom: 20px;
}

.card-icon svg {
  width: 26px;
  height: 26px;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.card p {
  color: var(--gray-600);
  font-size: .95rem;
  margin-bottom: 20px;
}

/* ---------- Services grid ---------- */
.services-grid {
  background: var(--gray-100);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.grid-item {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid #e6ecf3;
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.grid-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: #cfe0ff;
}

.grid-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  transition: background .2s ease;
}

.grid-item:hover .grid-icon {
  background: var(--blue);
}

.grid-icon svg {
  width: 24px;
  height: 24px;
}

.grid-item h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.grid-item p {
  color: var(--gray-600);
  font-size: .92rem;
  margin-bottom: 16px;
  flex-grow: 1;
}

.learn-more {
  color: var(--blue);
  font-weight: 600;
  font-size: .92rem;
}

/* ---------- Why us ---------- */
.why-item {
  text-align: center;
  padding: 30px 20px;
}

.why-icon {
  width: 62px;
  height: 62px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: #e8efff;
  color: var(--blue);
  display: grid;
  place-items: center;
}

.why-icon svg {
  width: 28px;
  height: 28px;
}

.why-item h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.why-item p {
  color: var(--gray-600);
  font-size: .93rem;
  max-width: 240px;
  margin: 0 auto;
}

/* ---------- Pricing ---------- */
.pricing {
  background: linear-gradient(135deg, var(--gray-100), #ffffff);
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.price-card {
  background: var(--white);
  border: 1px solid #e6ecf3;
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.price-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.price-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.price {
  font-family: 'Rajdhani', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 18px;
}

.price small {
  font-size: .95rem;
  color: var(--gray-600);
  font-weight: 500;
}

/* ---------- Areas ---------- */
.areas-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.areas-list span {
  background: var(--white);
  border: 1px solid #e6ecf3;
  border-radius: 999px;
  padding: 10px 20px;
  font-weight: 600;
  color: var(--gray-800);
  box-shadow: var(--shadow-sm);
  transition: background .15s ease, color .15s ease;
}

.areas-list span:hover {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}

/* ---------- FAQ ---------- */
.faq {
  background: var(--gray-100);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid #e6ecf3;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: none;
  border: none;
  padding: 20px 24px;
  font-family: 'Rajdhani', 'Inter', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.faq-question:hover {
  color: var(--blue);
}

.faq-toggle {
  position: relative;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.faq-toggle::before,
.faq-toggle::after {
  content: '';
  position: absolute;
  background: var(--blue);
  border-radius: 2px;
  transition: transform .25s ease;
}

.faq-toggle::before {
  top: 10px;
  left: 2px;
  width: 18px;
  height: 2px;
}

.faq-toggle::after {
  top: 2px;
  left: 10px;
  width: 2px;
  height: 18px;
}

.faq-item.active .faq-toggle::after {
  transform: scaleY(0);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}

.faq-answer p {
  padding: 0 24px 22px;
  color: var(--gray-600);
}

/* ---------- Contact ---------- */
.contact-card {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue));
  border-radius: 24px;
  padding: 56px 40px;
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.contact-card .section-head {
  margin-bottom: 40px;
}

.contact-card .section-tag {
  background: rgba(255, 255, 255, .15);
  color: #fff;
}

.contact-card .section-head h2 {
  color: #fff;
}

.contact-card .section-head p {
  color: #d7e3ff;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.contact-item {
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 14px;
  padding: 24px;
  text-align: center;
}

.contact-icon {
  width: 50px;
  height: 50px;
  margin: 0 auto 14px;
  border-radius: 12px;
  background: #fff;
  color: var(--blue);
  display: grid;
  place-items: center;
}

.contact-icon svg {
  width: 24px;
  height: 24px;
}

.contact-item h3 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.contact-item a,
.contact-item p {
  color: #d7e3ff;
  font-size: .95rem;
  word-break: break-word;
}

.contact-item a:hover {
  color: #fff;
  text-decoration: underline;
}

.contact-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #c6d0dd;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 36px;
  padding: 64px 0 40px;
}

.footer-brand .brand strong {
  color: #fff;
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.3rem;
}

.footer-brand p {
  margin-top: 14px;
  font-size: .92rem;
  max-width: 280px;
}

.footer-col h4 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: #c6d0dd;
  font-size: .92rem;
  padding: 5px 0;
}

.footer-col a:hover {
  color: #fff;
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-links a {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .1);
  display: grid;
  place-items: center;
  padding: 0;
}

.social-links a:hover {
  background: var(--blue);
}

.social-links svg {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 22px 0;
}

.footer-bottom p {
  font-size: .88rem;
  text-align: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  html { scroll-padding-top: 70px; }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--white);
    padding: 20px 6%;
    gap: 4px;
    border-bottom: 1px solid #e6ecf3;
    box-shadow: var(--shadow-md);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform .25s ease, opacity .25s ease, visibility .25s;
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .main-nav a {
    padding: 12px 8px;
    font-size: 1.05rem;
  }

  .header-actions .btn-sm {
    display: none;
  }

  .hero {
    padding: 140px 0 90px;
  }

  .hero-stats {
    gap: 10px;
  }

  .section {
    padding: 72px 0;
  }

  .contact-card {
    padding: 40px 24px;
  }

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

@media (max-width: 520px) {
  .card-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .hero-cta .btn { width: 100%; }
  .contact-cta .btn { width: 100%; }
  .hero-stats div { flex-basis: 45%; }
}