:root {
  --bg: #f3f8fa;
  --surface: #ffffff;
  --surface-soft: #eef6f8;
  --ink: #0f1c26;
  --ink-soft: #3d5463;
  --brand: #1178a7;
  --brand-strong: #085f88;
  --accent: #0fb39a;
  --line: #d2e2e8;
  --shadow: 0 20px 60px rgba(16, 52, 78, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

.site-background {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 10% 18%, rgba(17, 120, 167, 0.16), transparent 35%),
    radial-gradient(circle at 88% 26%, rgba(15, 179, 154, 0.14), transparent 38%),
    linear-gradient(180deg, #f6fafc 0%, #eff6f8 50%, #f5fafc 100%);
  z-index: -1;
}

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

.section {
  padding: 5.5rem 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(243, 248, 250, 0.8);
  border-bottom: 1px solid rgba(210, 226, 232, 0.7);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "Sora", sans-serif;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  font-size: 0.97rem;
  letter-spacing: 0.01em;
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  box-shadow: 0 0 0 6px rgba(15, 179, 154, 0.12);
}

.nav-links {
  display: flex;
  gap: 1.3rem;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--brand-strong);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background: var(--ink);
  border-radius: 2px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.78rem 1.2rem;
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
  cursor: pointer;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  filter: brightness(1.03);
  box-shadow: 0 10px 28px rgba(8, 95, 136, 0.3);
}

.button-secondary {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  box-shadow: none;
  border-color: var(--brand);
  color: var(--brand-strong);
}

.button-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
  padding: 0.62rem 1rem;
  font-size: 0.92rem;
}

.hero {
  min-height: 77vh;
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 1.7rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--brand-strong);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3 {
  font-family: "Sora", sans-serif;
  margin: 0 0 1rem;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
}

h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
}

h3 {
  font-size: 1.2rem;
}

p {
  margin: 0 0 0.9rem;
  color: var(--ink-soft);
}

.lead {
  font-size: 1.12rem;
  max-width: 64ch;
}

.hero-actions {
  margin-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.hero-meta {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.hero-meta span {
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 0.38rem 0.75rem;
  font-size: 0.82rem;
}

.hero-panel {
  position: relative;
  background: linear-gradient(165deg, #0f3248 0%, #0f5f78 52%, #13808a 100%);
  color: #dff6ff;
  border-radius: 24px;
  padding: 1.6rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-panel::after {
  content: "";
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3), transparent 60%);
  top: -55px;
  right: -35px;
}

.panel-label {
  color: #abdded;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.hero-panel ul {
  margin: 0 0 1rem;
  padding-left: 1.1rem;
}

.hero-panel li,
.hero-panel p {
  color: #e6f7ff;
}

.strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
}

.strip-grid {
  min-height: 74px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  align-items: center;
}

.strip p {
  margin: 0;
  color: #496575;
  font-weight: 600;
  font-size: 0.92rem;
  text-align: center;
}

.section-heading {
  max-width: 73ch;
  margin-bottom: 2rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}

.card {
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.93), rgba(240, 248, 251, 0.92));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.35rem;
  box-shadow: 0 10px 35px rgba(31, 90, 122, 0.08);
}

.card ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
}

.section-about {
  background: linear-gradient(180deg, rgba(236, 247, 250, 0.85), rgba(243, 250, 252, 0.9));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.about-cards {
  display: grid;
  gap: 0.9rem;
}

.about-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 1.1rem;
}

.contact-shell {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.3rem;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.4rem;
}

.contact-email {
  color: var(--brand-strong);
  font-weight: 700;
  text-decoration: none;
  font-size: 1.15rem;
}

.contact-location {
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

.contact-form {
  display: grid;
  gap: 0.55rem;
}

.contact-form label {
  font-weight: 600;
  color: #3a5463;
}

.contact-form input,
.contact-form textarea {
  border: 1px solid #c5dbe3;
  border-radius: 10px;
  padding: 0.72rem 0.8rem;
  font: inherit;
  color: var(--ink);
  background: #fbfdff;
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(17, 120, 167, 0.24);
  border-color: var(--brand);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.64);
}

.footer-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
}

.footer-inner a {
  text-decoration: none;
  color: var(--brand-strong);
  font-weight: 600;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .hero {
    min-height: auto;
    padding-top: 2rem;
  }

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

  .strip-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 0.8rem 0;
  }
}

@media (max-width: 790px) {
  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    position: absolute;
    left: 4vw;
    right: 4vw;
    top: 73px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 1rem;
    flex-direction: column;
    gap: 0.8rem;
    box-shadow: var(--shadow);
    transform: scale(0.98);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

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

  .button-ghost {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}