/* ============================
   DEEP OCEAN BLUE x1
   ============================ */

body {
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(180deg, #eaf3ff 0%, #cfe2ff 100%);
  color: #101828;
  overflow-x: hidden;
}

/* HEADER & FOOTER */
header,
footer {
  background: linear-gradient(135deg, #003366, #0059b3);
  color: #fff;
  text-align: center;
  padding: 30px 20px;
  box-shadow: 0 4px 20px rgba(0, 50, 120, 0.3);
  position: relative;
  z-index: 10;
}
header::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #00baff, #66ccff);
}

/* HEADINGS */
h1 {
  color: #ffffff;
  margin: 0;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-shadow: 0 0 15px rgba(0, 210, 255, 0.4);
}
h2 {
  color: #0044aa;
  margin: 35px 0 15px;
}
h3 {
  color: #003366;
  margin: 25px 0 10px;
  font-weight: 600;
}

/* PARAGRAPHS & TEXT */
p {
  line-height: 1.8;
  margin: 15px 0;
  color: #1a293d;
}
ul {
  margin: 15px 0;
  padding-left: 25px;
}
hr {
  margin: 35px 0;
  border: 0;
  border-top: 1px solid rgba(0, 80, 160, 0.15);
}
.container {
  max-width: 950px;
  margin: 0 auto;
  padding: 20px;
}

/* LINKS */
a {
  color: #006cff;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.25s ease;
}
a:hover {
  color: #00b7ff;
  text-shadow: 0 0 6px rgba(0, 190, 255, 0.2);
}
a:focus {
  outline: 2px solid #00aaff;
  outline-offset: 2px;
}

/* LOGO + ICON */
.text-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 2.5rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  background: linear-gradient(90deg, #00b4ff, #007aff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 15px rgba(0, 180, 255, 0.3);
}
.text-logo::before {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 14px solid #00baff;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  filter: drop-shadow(0 0 3px rgba(0, 180, 255, 0.4));
}

/* NAVIGATION */
nav ul {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 25px;
  flex-wrap: wrap;
}
nav li {
  display: inline;
}
nav a {
  color: #cfeaff;
  font-weight: 700;
  position: relative;
  transition: color 0.3s ease;
}
nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #00d0ff, #00a2ff);
  transition: width 0.3s ease;
}
nav a:hover {
  color: #ffffff;
}
nav a:hover::after {
  width: 100%;
}

/* IMAGES */
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 30px auto;
  border-radius: 10px;
  box-shadow: 0 0 25px rgba(0, 115, 230, 0.25);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
img:hover {
  transform: scale(1.02);
  box-shadow: 0 0 40px rgba(0, 180, 255, 0.35);
}

/* BUTTON STYLE — OCEAN GLOW */
.btn-blue {
  display: inline-block;
  background: linear-gradient(135deg, #005eff, #00d4ff);
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  padding: 13px 32px;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.35s ease;
  box-shadow: 0 4px 16px rgba(0, 140, 255, 0.3);
}
.btn-blue:hover {
  background: linear-gradient(135deg, #008cff, #29e6ff);
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(0, 190, 255, 0.4);
}
.btn-blue:focus {
  outline: 3px solid #00aaff;
  outline-offset: 2px;
}

/* VIEW FULL BUTTON */
#view-full {
  text-align: center;
  margin: 35px 0 45px;
}
#view-full [data-vbtn] {
  display: inline-block;
  margin: 0 auto;
  background: linear-gradient(90deg, #0078ff, #00e1ff);
  color: #ffffff;
  font-weight: 700;
  font-size: 18px;
  padding: 15px 40px;
  border-radius: 40px;
  cursor: pointer;
  transition: all 0.3s ease;
  user-select: none;
  box-shadow: 0 4px 18px rgba(0, 140, 255, 0.35);
}
#view-full [data-vbtn]::after {
  content: "\27A3";
  font-size: 22px;
  margin-left: 10px;
  vertical-align: middle;
}
#view-full [data-vbtn]:hover {
  background: linear-gradient(90deg, #009cff, #59f2ff);
  transform: translateY(-2px);
}

/* FOOTER */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: inset 0 3px 10px rgba(0, 50, 100, 0.2);
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 15px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  font-size: 0.9rem;
}
.footer-links a {
  color: #cce7ff;
  transition: color 0.25s ease;
}
.footer-links a:hover {
  color: #00caff;
}
.footer-copy {
  margin-top: 10px;
  font-size: 0.85rem;
  color: #c8e2ff;
  text-shadow: 0 0 5px rgba(0, 120, 255, 0.2);
}