:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-alt: #eef4ff;
  --primary: #0a2f5c;
  --primary-strong: #071d39;
  --accent: #f59e0b;
  --accent-soft: #fff1d2;
  --text: #1d2433;
  --muted: #5d6778;
  --line: rgba(10, 47, 92, 0.12);
  --shadow: 0 18px 40px rgba(8, 27, 52, 0.1);
  --radius: 22px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

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

button, input, textarea { font: inherit; }

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 96px 0;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow-dark {
  color: var(--primary);
}

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

h1 {
  font-size: clamp(2.8rem, 5vw, 4.6rem);
  line-height: 1.08;
  letter-spacing: -0.06em;
  margin-bottom: 20px;
}

h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.05em;
  margin-bottom: 20px;
}

p {
  color: var(--muted);
  font-size: 1.03rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(245, 247, 251, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 54px;
  height: 54px;
  object-fit: contain;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  padding: 4px;
  box-shadow: 0 8px 18px rgba(8, 27, 52, 0.08);
}

.brand-name {
  display: block;
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand small {
  color: var(--muted);
  letter-spacing: 0.04em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-weight: 600;
  color: var(--text);
}

.main-nav a {
  position: relative;
  padding: 8px 0;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after { transform: scaleX(1); }

.main-nav a[href="#bizdesk"] {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(22, 101, 216, 0.08);
  color: var(--primary);
  border: 1px solid rgba(22, 101, 216, 0.12);
}

.main-nav a[href="#bizdesk"]::after {
  display: none;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 0.9rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #f7b93d);
  color: #201700;
  box-shadow: 0 16px 25px rgba(245, 158, 11, 0.24);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid rgba(10, 47, 92, 0.18);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: white;
  padding: 10px 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 3px;
}

.hero {
  position: relative;
  padding: 64px 0 48px;
  background:
    radial-gradient(circle at top left, rgba(245, 158, 11, 0.14), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, #eff5ff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-content {
  max-width: 620px;
}

.hero-text {
  font-size: 1.1rem;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}

.hero-quick-stats {
  list-style: none;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  padding: 0;
  margin: 36px 0 0;
}

.hero-quick-stats li {
  min-width: 120px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  box-shadow: 0 10px 24px rgba(8, 27, 52, 0.04);
}

.hero-quick-stats strong {
  display: block;
  color: var(--primary);
  font-size: 1rem;
  margin-bottom: 2px;
}

.hero-quick-stats span {
  color: var(--muted);
  font-size: 0.87rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.demo-panel {
  width: min(100%, 560px);
  background: rgba(237, 242, 245, 0.88);
  border: 1px solid rgba(10, 47, 92, 0.08);
  border-radius: 30px;
  padding: 24px 20px 20px;
  box-shadow: 0 18px 38px rgba(16, 35, 56, 0.08);
}

.demo-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #f7e8ba;
  color: #3b2d00;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.demo-panel h3 {
  margin: 18px 0 16px;
  font-size: clamp(2.1rem, 3vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.06em;
  color: var(--primary-strong);
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.demo-box {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 92px;
  padding: 16px 12px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(10, 47, 92, 0.06);
  color: var(--primary);
  font-size: 1.05rem;
  font-weight: 700;
  text-align: center;
  box-shadow: inset 0 0 0 1px rgba(10, 47, 92, 0.02);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.demo-box:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(10, 47, 92, 0.06);
}

.demo-box.accent {
  background: linear-gradient(135deg, #0d2f6d, #0d3d88);
  color: white;
  font-size: 1.25rem;
}

.demo-footer {
  margin-top: 18px;
  padding: 14px 18px 16px;
  background: rgba(255, 255, 255, 0.46);
  border: 1px solid rgba(10, 47, 92, 0.06);
  border-radius: 18px;
}

.demo-meta {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.8;
}

.demo-footer strong {
  display: block;
  margin-top: 8px;
  font-size: 1.75rem;
  line-height: 1.15;
  letter-spacing: -0.05em;
  color: var(--primary-strong);
}

.demo-sub {
  margin-top: 4px;
  font-size: 1.2rem !important;
  opacity: 0.9;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
  align-items: center;
}

.about-panel {
  display: grid;
  gap: 20px;
}

.panel-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 22px;
  box-shadow: 0 10px 30px rgba(8, 27, 52, 0.04);
}

.panel-box strong {
  display: block;
  color: var(--primary);
  font-size: clamp(1.7rem, 2vw, 2.3rem);
  margin-bottom: 4px;
}

.panel-box span {
  color: var(--muted);
}

.panel-box.highlighted {
  background: linear-gradient(135deg, var(--primary), #0e3d79);
  color: white;
}

.panel-box.highlighted strong,
.panel-box.highlighted span { color: white; }

.section-heading {
  margin-bottom: 42px;
}

.section-heading.center {
  text-align: center;
}

.services {
  background: linear-gradient(180deg, rgba(232, 239, 249, 0.48), rgba(255,255,255,0));
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.service-card {
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px 22px;
  box-shadow: 0 18px 36px rgba(9, 30, 55, 0.04);
}

.icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary), #0d5da8);
  color: white;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  box-shadow: 0 12px 20px rgba(10, 47, 92, 0.12);
}

.icon svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.service-card h3 {
  font-size: 1.45rem;
  margin-bottom: 14px;
}

.service-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.service-card li::before {
  content: "•";
  color: var(--accent);
  margin-right: 10px;
  font-size: 1.1rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.portfolio-item {
  min-height: 320px;
  border-radius: 26px;
  padding: 28px 20px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: end;
  color: white;
}

.portfolio-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(9, 22, 38, 0.2), rgba(9, 22, 38, 0.86));
  z-index: -1;
}

.item-brand {
  background: linear-gradient(135deg, rgba(32, 49, 72, 0.35), rgba(13, 93, 168, 0.18)), url('assets/portfolio/work-1.png') center/cover no-repeat;
}

.item-sticker {
  background: linear-gradient(135deg, rgba(32, 49, 72, 0.35), rgba(245, 158, 11, 0.18)), url('assets/portfolio/work-1.png') center/cover no-repeat;
}

.item-banner {
  background: linear-gradient(135deg, rgba(32, 49, 72, 0.35), rgba(34, 197, 94, 0.18)), url('assets/portfolio/work-1.png') center/cover no-repeat;
}

.portfolio-item span {
  font-size: 0.76rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
}

.portfolio-item h3 {
  margin-top: 10px;
  font-size: 1.8rem;
  line-height: 1.2;
}

.features {
  background: #eff5ff;
}

.features-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 32px;
  align-items: center;
}

.feature-list {
  display: grid;
  gap: 18px;
}

.feature-list div {
  background: white;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px 20px;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 14px;
  align-items: center;
}

.feature-list strong {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--accent-soft);
  color: var(--primary);
  font-size: 1.1rem;
}

.app-promo {
  background: linear-gradient(180deg, rgba(255,255,255,0), rgba(239,245,255,0.95));
}

.app-promo-wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, #0d2f6d, #103d7c 40%, #0d5ba6);
  border-radius: 28px;
  padding: 28px 30px;
  color: white;
  box-shadow: 0 18px 40px rgba(8, 27, 52, 0.12);
}

.app-icon {
  width: 84px;
  height: 84px;
  border-radius: 24px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.24);
  display: grid;
  place-items: center;
  overflow: hidden;
  flex-shrink: 0;
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.app-copy {
  flex: 1;
}

.app-copy h2 {
  margin-bottom: 10px;
  color: white;
}

.app-copy p {
  margin: 0;
  color: rgba(255,255,255,0.8);
}

.app-promo-wrap .btn {
  white-space: nowrap;
}

.contact {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 30px;
  align-items: start;
}

.contact-boxes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.contact-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px 22px;
  box-shadow: 0 10px 24px rgba(8, 27, 52, 0.04);
}

.contact-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.contact-icon {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--primary);
}

.contact-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.contact-item h3 {
  margin: 0;
  font-size: 1.1rem;
}

.contact-item p,
.contact-item a {
  display: block;
  color: var(--muted);
  margin: 0 0 8px;
}

.contact-item a:hover { color: var(--primary); }

.site-footer {
  background: var(--primary-strong);
  color: rgba(255,255,255,0.8);
  padding: 24px 0;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .hero-grid,
  .about-grid,
  .features-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-visual {
    min-height: 420px;
  }
}

@media (max-width: 760px) {
  .main-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 20px;
    background: rgba(255,255,255,0.98);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a[href="#bizdesk"] {
    width: 100%;
    text-align: left;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .services-grid,
  .portfolio-grid,
  .contact-boxes {
    grid-template-columns: 1fr;
  }

  .app-promo-wrap {
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 18px;
    gap: 16px;
  }

  .app-icon {
    width: 68px;
    height: 68px;
    border-radius: 18px;
  }

  .app-copy {
    width: 100%;
  }

  .app-promo-wrap .btn {
    width: 100%;
    justify-content: center;
  }

  .hero {
    padding-top: 36px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .card-main {
    left: 0;
    width: 100%;
  }

  .card-small {
    left: 16px;
    bottom: 12px;
  }

  .card-floating {
    right: 16px;
    bottom: 110px;
  }
}