:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-alt: #e9eef8;
  --text: #12203d;
  --muted: #4d5c79;
  --primary: #031636;
  --primary-2: #1a2b4c;
  --accent: #fc7c1f;
  --accent-dark: #9b4500;
  --success: #13795b;
  --danger: #b3261e;
  --radius: 0.25rem;
  --container: min(1120px, 92vw);
  --shadow: 0 12px 40px rgba(5, 16, 39, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  background: var(--primary);
  color: #fff;
  padding: 0.6rem 0.8rem;
  z-index: 1000;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(245, 247, 251, 0.9);
  border-bottom: 1px solid rgba(18, 32, 61, 0.1);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.brand img {
  width: clamp(46.8px, 8.64vw, 79.2px);
  height: auto;
  object-fit: contain;
}

.menu-toggle {
  background: none;
  border: 0;
  font-size: 1rem;
  color: var(--primary);
}

.nav {
  position: fixed;
  inset: 64px 0 auto;
  background: var(--surface);
  border-top: 1px solid rgba(18, 32, 61, 0.12);
  border-bottom: 1px solid rgba(18, 32, 61, 0.12);
  padding: 0.7rem 1rem;
  display: none;
}

.nav.open {
  display: block;
}

.nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.nav a {
  font-weight: 600;
  color: var(--muted);
}

.nav a.active,
.nav a:hover {
  color: var(--accent-dark);
}

.hero {
  padding: clamp(2rem, 8vw, 5rem) 0;
  background:
    linear-gradient(130deg, rgba(3, 22, 54, 0.96), rgba(26, 43, 76, 0.9)),
    url("https://images.unsplash.com/photo-1465447142348-e9952c393450?auto=format&fit=crop&w=1600&q=80")
      center / cover no-repeat;
  color: #f3f5fb;
}

.hero h1 {
  font-family: "Manrope", sans-serif;
  font-size: clamp(2rem, 6vw, 4rem);
  line-height: 1.05;
  margin: 0 0 0.8rem;
  letter-spacing: -0.03em;
}

.hero p {
  max-width: 65ch;
  color: #c9d2e6;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: var(--radius);
  border: 0;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 0.75rem 1rem;
}

.btn--primary {
  background: var(--accent);
  color: #2a1202;
}

.btn--secondary {
  background: transparent;
  color: #fff;
  border-bottom: 2px solid var(--accent);
  border-radius: 0;
  padding-inline: 0;
}

main section {
  padding: clamp(2rem, 8vw, 4rem) 0;
}

.section-title {
  font-family: "Manrope", sans-serif;
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  margin: 0 0 1rem;
}

.lead {
  color: var(--muted);
  max-width: 70ch;
}

.cards {
  display: grid;
  gap: 1rem;
}

.card {
  background: var(--surface);
  padding: 1.15rem;
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.card h3 {
  margin: 0 0 0.45rem;
  font-family: "Manrope", sans-serif;
}

.markdown-block h2,
.markdown-block h3 {
  font-family: "Manrope", sans-serif;
  color: var(--primary);
}

.markdown-block p,
.markdown-block li {
  color: var(--muted);
}

.markdown-block ul {
  padding-left: 1.2rem;
}

.grid-2 {
  display: grid;
  gap: 1.2rem;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  box-shadow: var(--shadow);
}

th,
td {
  padding: 0.8rem;
  text-align: left;
  border-bottom: 1px solid rgba(18, 32, 61, 0.08);
}

th {
  color: var(--primary);
  font-family: "Manrope", sans-serif;
}

.form {
  display: grid;
  gap: 0.8rem;
}

.form label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
}

.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 0.7rem;
  border: 0;
  border-bottom: 2px solid rgba(18, 32, 61, 0.2);
  background: var(--surface-alt);
  font: inherit;
}

.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.error-text {
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: -0.4rem;
}

.tracking {
  display: grid;
  gap: 1rem;
}

.tracking__status {
  background: var(--surface);
  padding: 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--success);
}

.status-pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 0.7rem 0 0;
  display: grid;
  gap: 0.55rem;
}

.timeline li {
  background: var(--surface-alt);
  padding: 0.65rem;
  border-left: 4px solid var(--accent);
}

.site-footer {
  background: var(--primary);
  color: #dee5f6;
  padding: 2.2rem 0;
}

.footer-grid {
  display: grid;
  gap: 1rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.socials {
  display: inline-flex;
  gap: 0.5rem;
}

.socials a {
  padding: 0.4rem 0.65rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
}

.chat-widget {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 90;
}

.chat-launcher {
  border-radius: var(--radius);
  border: 0;
  background: var(--accent);
  color: #1c0b01;
  padding: 0.7rem 0.85rem;
  font-weight: 800;
  cursor: pointer;
}

.chat-panel {
  width: min(340px, 90vw);
  background: var(--surface);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  padding: 0.8rem;
  margin-bottom: 0.6rem;
  display: none;
}

.chat-panel.open {
  display: block;
}

.chat-log {
  max-height: 180px;
  overflow: auto;
  display: grid;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.chat-msg {
  background: var(--surface-alt);
  padding: 0.55rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
}

@media (min-width: 760px) {
  .menu-toggle {
    display: none;
  }

  .nav {
    position: static;
    display: block;
    background: transparent;
    border: 0;
    padding: 0;
  }

  .nav ul {
    display: flex;
    align-items: center;
    gap: 1.1rem;
  }

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

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

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    align-items: start;
  }
}