/* ==================== FONTS ==================== */
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/open-sans-v40-latin-regular.eot');
  src: url('../fonts/open-sans-v40-latin-regular.eot?#iefix') format('embedded-opentype'),
       url('../fonts/open-sans-v40-latin-regular.woff2') format('woff2'),
       url('../fonts/open-sans-v40-latin-regular.woff') format('woff'),
       url('../fonts/open-sans-v40-latin-regular.ttf') format('truetype'),
       url('../fonts/open-sans-v40-latin-regular.svg#OpenSans') format('svg');
}

/* ==================== RESET ==================== */
html, body {
  margin: 0;
  padding: 0.5rem 1rem;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

/* ==================== GLOBAL ==================== */
body {
  font-family: 'Open Sans', sans-serif;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(to bottom, #2A2A2A, #44484E);
  color: #f0f0f0;
  padding: 40px 20px;
  line-height: 1.7;
}

/* ==================== CONTAINER ==================== */
.container {
  padding: 2.5rem;
  border-radius: 16px;
  text-align: left;
  max-width: 520px;
  width: 100%;
  background-color: #2a2a2ae6;
}

/* ==================== HEADINGS ==================== */
h1 {
  font-size: 2.2rem;
  font-weight: 700;
  text-align: center;
  color: #f0f0f0;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}

h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: #f0f0f0;
  padding-left: 1rem;
  position: relative;
  background: linear-gradient(to right, #00CFFF 4px, transparent 4px);
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 4px 100%;
  hyphens: auto;
  overflow-wrap: break-word;
}

/* ==================== TEXT ==================== */
p, address {
  font-size: 1.05rem;
  margin: 1rem 0;
  color: #dcdcdc;
}

address {
  font-style: normal;
}

/* ==================== LINKS ==================== */
a {
  color: #00CFFF;
  text-decoration: underline;
  font-weight: 600;
  transition: opacity 0.2s ease, color 0.2s ease;
}

a:hover {
  opacity: 0.85;
  text-decoration: none;
}

/* ==================== PAGE HEADER ==================== */
.page-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-header h1 {
  font-size: 2.2rem;
  margin: 0;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #f0f0f0;
}

.page-header .subtitle {
  font-size: 1rem;
  color: #A0A0A0;
  margin-top: 0.5rem;
  font-style: italic;
}

/* ==================== NOTICE BOX ==================== */
.notice-box {
  background: #6F9AAE1A;
  border-left: 4px solid #00CFFF;
  padding: 1.5rem;
  margin: 2rem auto;
  border-radius: 8px;
  font-size: 1rem;
  color: #f0f0f0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  line-height: 1.6;
  max-width: 700px;
  transition: background 0.3s ease;
}

.notice-box a {
  color: #00CFFF;
  font-weight: 600;
  text-decoration: underline;
}

.notice-box a:hover {
  text-decoration: none;
  opacity: 0.8;
}

/* ==================== FOOTER ==================== */
.footer {
  margin-top: 3rem;
  text-align: center;
  font-size: 0.9rem;
  color: #A0A0A0;
  opacity: 0.9;
}

.footer a {
  color: #6F9AAE;
  text-decoration: none;
  margin: 0 10px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer a:hover {
  color: #00CFFF;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
  h1 {
    font-size: 1.8rem;
  }

  .container {
    padding: 2rem;
  }

  p,
  address {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.6rem;
  }

  .container {
    padding: 1.5rem;
  }

  p,
  address {
    font-size: 0.95rem;
  }
}