:root {
  --bg: #f5f7fb;
  --bg-soft: #eef2f7;
  --white: #ffffff;
  --text: #1e293b;
  --text-soft: #475569;
  --line: rgba(15, 23, 42, 0.10);
  --shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
  --radius: 22px;
  --container: 1180px;
  --header-height: 84px;
  --orange: #f97316;
  --orange-dark: #ea580c;
  --footer-bg: #0f172a;
  --footer-text: #cbd5e1;
  --footer-bottom: #94a3b8;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  line-height: 1.7;
  background:
    radial-gradient(circle at top left, rgba(51, 65, 85, 0.06), transparent 26%),
    radial-gradient(circle at top right, rgba(249, 115, 22, 0.05), transparent 20%),
    var(--bg);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: 0.25s ease;
}

h1, h2, h3, p {
  margin-top: 0;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-bar {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  position: relative;
}

.site-logo {
  display: inline-flex;
  align-items: center;
}

.site-logo-img {
  height: 54px;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-nav a {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-soft);
  position: relative;
  -webkit-tap-highlight-color: transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: width 0.25s ease;
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  width: 52px;
  height: 52px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow);
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  margin: 0;
}

.menu-toggle:hover,
.menu-toggle:active,
.menu-toggle:focus {
  border-color: rgba(249, 115, 22, 0.35);
  background: rgba(249, 115, 22, 0.06);
  outline: none;
}

/* Hero */
.hero {
  padding: 110px 0 88px;
}

.hero-inner {
  max-width: 920px;
  text-align: center;
}

.eyebrow,
.section-kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(249, 115, 22, 0.10);
  color: var(--orange-dark);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
}

.hero-text,
.page-hero p,
.section-head p,
.split-card p,
.content-box p,
.content-box li {
  color: var(--text-soft);
}

.site-footer .footer-col p {
  color: #dbe4ee;
}

.hero-text {
  font-size: 1.1rem;
  max-width: 760px;
  margin: 0 auto;
}

/* Buttons */
.buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.hero-buttons {
  justify-content: center;
}

.btn {
  min-height: 52px;
  padding: 0 22px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border: 1px solid transparent;
  box-shadow: var(--shadow);
}

.btn-primary {
  background: var(--orange);
  color: #fff;
}

.btn-primary:hover {
  background: var(--orange-dark);
  color: #fff;
}

.btn-secondary {
  background: var(--white);
  color: var(--text);
  border-color: var(--line);
}

.btn-secondary:hover {
  background: var(--bg-soft);
}

/* Sections */
.section,
.page-section {
  padding: 82px 0;
}

.section-soft {
  background: rgba(255, 255, 255, 0.55);
}

.section-head {
  max-width: 760px;
  margin-bottom: 28px;
}

.section h2,
.split-card h2,
.content-box h2 {
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 20px;
  min-height: 188px;
  transition: all 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.11);
  border-color: rgba(249,115,22,0.25);
}

.feature-card h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.feature-card p {
  margin: 0;
  color: var(--text-soft);
}

.split-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.split-card,
.content-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 26px;
  box-shadow: var(--shadow);
  padding: 30px;
}

.page-hero {
  padding: 92px 0 44px;
}

.page-hero-inner {
  max-width: 920px;
}

.content-box h3 {
  margin: 28px 0 10px;
  font-size: 1.22rem;
}

.content-box ul {
  padding-left: 20px;
}

/* Footer */
.site-footer {
  margin-top: 60px;
  padding: 60px 0 20px;
  background: var(--footer-bg);
  color: var(--footer-text);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr 0.9fr;
  gap: 36px;
}

.footer-col h3 {
  color: #fff;
  margin-bottom: 14px;
  font-size: 1rem;
}

.footer-col a {
  display: block;
  color: var(--footer-text);
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.footer-col a:hover {
  color: var(--orange);
  -webkit-tap-highlight-color: transparent;
}

.footer-logo {
  display: inline-block;
  margin-bottom: 16px;
}

.footer-logo-img {
  height: 52px;
  width: auto;
}

.footer-bottom {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}

.footer-bottom p {
  margin: 0;
  color: var(--footer-bottom);
  font-size: 0.9rem;
}

/* Responsive unique */
@media (max-width: 1080px) {
  .card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(var(--header-height) + 6px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 10px;
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 12px 10px;
    border-radius: 12px;
  }

  .site-nav a::after {
    display: none;
  }

.site-nav a:hover,
.site-nav a:active,
.site-nav a:focus,
.site-nav a:focus-visible {
  background: rgba(249, 115, 22, 0.10);
  color: var(--orange-dark);
  outline: none;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: left;
  }

  .footer-logo {
    margin: 0;
  }

  .footer-logo-img {
    height: 44px;
  }

  .footer-bottom {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 76px 0 58px;
  }

  .card-grid,
  .split-block {
    grid-template-columns: 1fr;
  }

  .site-logo-img {
    height: 44px;
  }

  .split-card,
  .content-box {
    padding: 24px;
  }

  .hero-text {
    font-size: 1rem;
  }

  .buttons {
    justify-content: center;
  }
}