/* ==========================================
   CHEERFUL Y2K / POP-CYBER THEME
   ========================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  /* Cheerful pastel gradient with grid pattern */
  background: #f3e8ff linear-gradient(135deg, #e0f2fe 0%, #fbcfe8 50%, #fef08a 100%);
  background-attachment: fixed;
  color: #1e1b4b;
  font-family: 'Courier New', Courier, monospace;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
}

/* INTRO SPLASH OVERLAY */
#intro-screen {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: linear-gradient(135deg, #a5f3fc 0%, #f472b6 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.terminal-text {
  font-size: 1.3rem;
  color: #ffffff;
  font-weight: bold;
  text-shadow: 2px 2px 0px #ec4899;
  margin-bottom: 2rem;
  letter-spacing: 2px;
}

.enter-btn {
  background: #facc15;
  border: 3px solid #1e1b4b;
  color: #1e1b4b;
  padding: 12px 28px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  text-transform: uppercase;
  box-shadow: 4px 4px 0px #1e1b4b;
  transition: all 0.2s ease;
}

.enter-btn:hover {
  background: #38bdf8;
  color: #ffffff;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #1e1b4b;
}

.hidden {
  opacity: 0;
  visibility: hidden;
}

/* MAIN CONTENT LAYOUT */
#main-content {
  width: 100%;
  max-width: 750px;
  margin-top: 1rem;
}

/* POP-OUT CARDS / BOXES */
.box {
  background: rgba(255, 255, 255, 0.85);
  border: 3px solid #1e1b4b;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 6px 6px 0px #f472b6; /* Bold offset shadow */
  backdrop-filter: blur(4px);
}

/* HEADERS & ACCENTS */
h1 {
  color: #ec4899;
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
  text-shadow: 1px 1px 0px #facc15;
}

h2 {
  color: #0284c7;
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
}

.highlight {
  background: #fef08a;
  color: #1e1b4b;
  padding: 2px 6px;
  font-weight: bold;
  border: 1px solid #1e1b4b;
}

a {
  color: #db2777;
  font-weight: bold;
  text-decoration: underline;
  transition: all 0.2s ease;
}

a:hover {
  background: #38bdf8;
  color: #ffffff;
  text-decoration: none;
}

/* FOOTER */
footer {
  width: 100%;
  max-width: 750px;
  margin-top: 2rem;
  padding: 1rem 0;
  border-top: 2px dashed #f472b6;
  font-size: 0.85rem;
  color: #4338ca;
  text-align: center;
  font-weight: bold;
}