:root {
  --bg: #f5fbff;
  --surface: #ffffff;
  --surface-2: #eef8ff;
  --text: #152334;
  --muted: #4d6276;
  --primary: #1496df;
  --primary-dark: #0e76b1;
  --accent: #77c146;
  --border: #d5e7f5;
  --shadow: 0 14px 35px rgba(16, 62, 95, 0.12);
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f8fcff 0%, #f0f8ff 30%, #ffffff 100%);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 78px;
}

.brand img {
  width: 210px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-weight: 600;
}

.site-nav a {
  color: #1f3550;
}

.site-nav a:hover {
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.78rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--primary), #30acee);
  color: #fff;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  box-shadow: 0 10px 22px rgba(20, 150, 223, 0.26);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 26px rgba(20, 150, 223, 0.34);
}

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

.btn-ghost {
  background: transparent;
  color: var(--primary-dark);
  border-color: #9ecde8;
  box-shadow: none;
}

.btn-nav {
  padding: 0.62rem 1.05rem;
}

.hero {
  padding: 5.7rem 0 4.3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--primary-dark);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.79rem;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  max-width: 15ch;
}

.hero-text {
  font-size: 1.06rem;
  color: var(--muted);
  max-width: 58ch;
  margin: 1rem 0 1.35rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.hero-points {
  margin: 0;
  padding: 0;
  list-style: none;
  color: #2e495f;
}

.hero-points li {
  position: relative;
  padding-left: 1.35rem;
}

.hero-points li + li {
  margin-top: 0.48rem;
}

.hero-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 800;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.55rem;
  box-shadow: var(--shadow);
}

.hero-card h3 {
  font-size: 1.2rem;
}

.hero-card p {
  margin: 0.75rem 0;
  color: var(--muted);
}

.stars {
  color: #f0b429;
  letter-spacing: 0.06em;
  font-size: 1.02rem;
  font-weight: 700;
}

.section {
  padding: 4.6rem 0;
}

.section.alt {
  background: linear-gradient(180deg, #f0f8ff 0%, #eaf5ff 100%);
}

.section-head {
  max-width: 720px;
  margin-bottom: 1.7rem;
}

.section-head h2 {
  font-size: clamp(1.65rem, 4vw, 2.45rem);
  margin-top: 0.2rem;
}

.section-head p {
  margin: 0.7rem 0 0;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem;
  box-shadow: 0 12px 22px rgba(10, 62, 99, 0.06);
  position: relative;
}

.card.featured {
  border-color: #91d2fb;
  box-shadow: 0 16px 28px rgba(20, 150, 223, 0.15);
}

.tag {
  position: absolute;
  top: -0.7rem;
  right: 1rem;
  font-size: 0.73rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #9fdc6e);
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
}

.price {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.price strong {
  color: var(--primary-dark);
  font-size: 1.6rem;
  display: block;
  margin-top: 0.2rem;
}

.card h3 {
  margin: 0.75rem 0;
}

.card ul {
  margin: 0;
  padding-left: 1.05rem;
  color: #244057;
}

.card li + li {
  margin-top: 0.42rem;
}

.special-box {
  margin-top: 1.2rem;
  padding: 1.2rem 1.25rem;
  border: 1px dashed #8dc4e5;
  border-radius: var(--radius);
  background: #f8fdff;
}

.special-box p {
  margin-bottom: 0;
  color: var(--muted);
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.benefit-grid article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.1rem;
}

.benefit-grid h3 {
  font-size: 1.02rem;
}

.benefit-grid p {
  margin: 0.42rem 0 0;
  color: var(--muted);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.steps article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.2rem;
}

.steps span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #58c1f7);
  color: #fff;
  font-weight: 800;
  margin-bottom: 0.65rem;
}

.steps p {
  margin: 0.45rem 0 0;
  color: var(--muted);
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.testimonials article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.testimonials p {
  color: var(--muted);
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  padding: 1rem 1.05rem;
  font-weight: 700;
  color: #1f3550;
  cursor: pointer;
}

.faq-question::after {
  content: "+";
  float: right;
  font-weight: 900;
  color: var(--primary);
}

.faq-question[aria-expanded="true"]::after {
  content: "−";
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.22s ease;
}

.faq-answer p {
  margin: 0;
  padding: 0 1.05rem 1rem;
  color: var(--muted);
}

.contact {
  background: linear-gradient(145deg, #0c3c65, #155f92);
  color: #fff;
}

.contact .eyebrow {
  color: #9bd9ff;
}

.contact p {
  color: #d6ecfb;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: start;
}

.contact-form {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  padding: 1rem;
  display: grid;
  gap: 0.7rem;
}

.contact-form label {
  display: grid;
  gap: 0.33rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.98);
  padding: 0.65rem 0.75rem;
  font: inherit;
  color: #1a2d3d;
}

.contact-form textarea {
  resize: vertical;
}

.form-note {
  min-height: 1.2em;
  margin: 0;
  color: #b7f2bc;
  font-weight: 600;
}

.site-footer {
  background: #07243b;
  color: #d3e7f7;
  padding: 1rem 0;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.footer-wrap p {
  margin: 0;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 19px;
  height: 2px;
  background: #174467;
  margin: 4px auto;
}

@media (max-width: 980px) {
  .hero-grid,
  .contact-grid,
  .cards,
  .benefit-grid,
  .steps,
  .testimonials {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 4.2rem;
  }

  .site-nav {
    position: absolute;
    inset: 78px 0 auto;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 0.95rem 4vw 1rem;
    gap: 0.85rem;
    transform: scaleY(0);
    transform-origin: top;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s ease;
  }

  .site-nav.open {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }

  .menu-toggle {
    display: inline-block;
  }
}