:root {
      --primary: #1f3c5b;
      --accent: #3a6ea5;
      --text: #1a1a1a;
      --muted: #6b7280;
      --bg: #f9fafb;
      --card: #ffffff;
      --border: #e5e7eb;
    }

  * {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

    main {
      max-width: 900px;
      margin: 80px auto;
      padding: 0 24px;
    }

    article {
      background: var(--card);
      border-radius: 18px;
      padding: 48px;
      box-shadow: 0 20px 50px rgba(0,0,0,0.06);
    }

    h1 {
      font-size: clamp(2rem, 4vw, 2.6rem);
      color: var(--primary);
      margin-bottom: 14px;
    }

    .intro {
      font-size: 1.05rem;
      color: var(--muted);
      margin-bottom: 40px;
    }

    h2 {
      font-size: 1.5rem;
      margin-top: 48px;
      margin-bottom: 16px;
      color: var(--accent);
    }

    p {
      margin-bottom: 18px;
    }

    ul {
      padding-left: 22px;
      margin-bottom: 18px;
    }

    li {
      margin-bottom: 10px;
    }

    .info-box {
      background: #f1f5f9;
      border-left: 4px solid var(--accent);
      padding: 18px;
      border-radius: 10px;
      margin: 28px 0;
    }

    table {
      width: 100%;
      border-collapse: collapse;
      margin: 28px 0;
    }

    th, td {
      padding: 14px;
      border: 1px solid var(--border);
      text-align: left;
    }

    th {
      background: #f8fafc;
      font-weight: 600;
    }

    .acknowledgment {
      margin-top: 48px;
      padding-top: 32px;
      border-top: 1px solid var(--border);
      font-weight: 500;
    }

    .closing {
      margin-top: 14px;
      font-style: italic;
      color: var(--accent);
    }

    @media (max-width: 640px) {
      article {
        padding: 32px 22px;
      }
    }

/* ================= FOOTER ================= */
.site-footer {
  background: #0b2c3d;
  color: #ffffff;
  padding: 4.5rem 1.5rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
}

/* Columns */
.footer-col h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-col p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #d3e1ea;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.6rem;
}

.footer-col a {
  color: #d3e1ea;
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-col a:hover {
  color: #ffffff;
}

/* Social */
.footer-social {
  margin-top: 0.8rem;
  display: flex;
  gap: 12px;
}

.footer-social a {
  font-size: 0.85rem;
  color: #ffffff;
}

/* Bottom */
.footer-bottom {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: #c6d7e1;
}

.footer-note {
  opacity: 0.8;
}

/* ================= MOBILE ================= */
@media (max-width: 900px) {
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 600px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ================= FOOTER ================= */
.site-footer {
  background: #0b2c3d;
  color: #ffffff;
  padding: 4.5rem 1.5rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
}

/* Columns */
.footer-col h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-col p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #d3e1ea;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.6rem;
}

.footer-col a {
  color: #d3e1ea;
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-col a:hover {
  color: #ffffff;
}

/* Social */
.footer-social {
  margin-top: 0.8rem;
  display: flex;
  gap: 12px;
}

.footer-social a {
  font-size: 0.85rem;
  color: #ffffff;
}

/* Bottom */
.footer-bottom {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: #c6d7e1;
}

.footer-note {
  opacity: 0.8;
}

/* ================= MOBILE ================= */
@media (max-width: 900px) {
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 600px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}