/* =======================
       RESET & BASE
       ======================= */
    *, *::before, *::after { box-sizing: border-box; }
    html,body { height: 100%; margin: 0; }
    body{
      font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial;
      background: #f7fafc;
      color: #0f172a;
      line-height: 1.6;
      -webkit-font-smoothing:antialiased;
      -moz-osx-font-smoothing:grayscale;
      padding: 20px;
    }

    /* =======================
       LAYOUT
       ======================= */
    .container {
      max-width: 980px;
      margin: 0 auto;
      padding: 0 16px;
    }

    header {
      margin-bottom: 16px;
    }
    .badge {
      display: inline-block;
      background: rgba(6,182,212,0.12);
      color: #06b6d4;
      padding: 6px 10px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 13px;
    }
    h1 {
      margin: 10px 0 6px;
      font-size: 1.6rem;
    }
    p.lead {
      margin: 0;
      color: #475569;
    }
    /* back button */
      .redirect-button {
  display: inline-block;
  padding: 12px 24px;
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #4c6ef5, #15aabf);
  border: none;
  border-radius: 50px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(21, 170, 191, 0.4);
  position: relative;
  
  overflow: hidden;
}

.redirect-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: rgba(255, 255, 255, 0.15);
  transform: skewX(-20deg);
  transition: left 0.5s ease-in-out;
}

.redirect-button:hover::before {
  left: 130%;
}

.redirect-button:hover {
  box-shadow: 0 6px 16px rgba(21, 170, 191, 0.6);
  transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 768px) {
  .redirect-button {
    font-size: 1rem;
    padding: 10px 20px;
  }
}


    /* =======================
       CARD / ARTICLE
       ======================= */
    .card {
      background: #ffffff;
      border-radius: 14px;
      box-shadow: 0 8px 26px rgba(8,15,28,0.06);
      padding: 18px;
      margin-top: 14px;
      overflow: hidden;
    }
    /* image style */
    img {
  text-align: center;
  margin: 2rem auto;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

 img:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.img-caption {
  font-size: 0.85rem;
  color: #64748b;
  margin-top: 0.5rem;
}

/* ===== Responsive tweak for smaller devices ===== */
@media (max-width: 600px) {
  img {
    margin: 1.5rem auto;
  }
  img-caption {
    font-size: 0.8rem;
  }
}

    /* line-by-line blocks */
    .reveal {
      opacity: 0;
      transform: translateY(22px);
      transition: opacity 520ms cubic-bezier(.2,.9,.2,1),
                  transform 520ms cubic-bezier(.2,.9,.2,1);
      padding: 10px 8px;
      border-radius: 10px;
      margin-bottom: 8px;
      background: transparent;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* header-like lines */
    .reveal.h {
      background: #f1f5f9;
      font-weight: 700;
      color: #0f172a;
    }

    /* lists & typography */
    ul { padding-left: 1.2rem; margin: 6px 0 12px; }
    li { margin: 6px 0; }
    .muted { color: #64748b; font-size: 0.95rem; }

    /* CTA row */
    .cta {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      margin-top: 12px;
    }
    .btn {
      padding: 10px 12px;
      border-radius: 10px;
      font-weight: 700;
      border: 1px solid rgba(15,23,42,0.06);
      cursor: pointer;
      background: #fff;
      color: #0f172a;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn.primary {
      background: #06b6d4;
      border: none;
      color: #042027;
    }

 
    /* back-to-top */
    #topBtn {
      position: fixed;
      right: 18px;
      bottom: 18px;
      z-index: 1200;
      border-radius: 999px;
      padding: 10px 12px;
      font-weight: 700;
      display: none;
      background: #0f172a;
      color: #fff;
      border: none;
      cursor: pointer;
      box-shadow: 0 6px 20px rgba(2,6,23,0.18);
    }

    /* =======================
       RESPONSIVE
       ======================= */
    @media (max-width: 700px) {
      body { padding: 14px 12px; }
      h1 { font-size: 1.3rem; }
      .card { padding: 14px; border-radius: 12px; }
      .reveal { padding: 8px 6px; }
      .btn { font-size: 0.88rem; padding: 8px 10px; }
    }

/* footer */
.footer {
  margin-top: 40px;
  background: #0b0b0b; /* dark background */
  border-radius: 12px;
  padding: 30px 20px;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.footer-logo img {
  width: 90px;
  border-radius: 10px;
  margin-bottom: 10px;
}

.footer-logo h2 {
  margin: 5px 0;
  color: #00bcd4; /* cyan accent */
}

.footer-logo p {
  color: #ccc;
  font-size: 14px;
}

.footer-contact h3,
.footer-social h3 {
  color: #fff;
}

.footer-contact p {
  color: #ccc;
}

.footer-contact a,
.footer-social a {
  color: #00bcd4;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-social a {
  font-size: 22px;
  margin-right: 15px;
}

.footer-social a:hover {
  color: #ffcc00; /* hover color */
}

.footer-social .term a {
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  color: #aaa;
  transition: color 0.3s ease;
}

.footer-social .term a:hover {
  color: #00bcd4;
}

.footer-bottom {
  text-align: center;
  color: #888;
  margin-top: 25px;
  font-size: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 15px;
}

/* Responsive */
@media (max-width: 768px) {
  .footer-container {
    text-align: center;
  }
  .footer-social {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
  }
}