body {
  margin: 0;
  background: radial-gradient(circle at top left, #e0ecff 0, #f5f7fb 42%, #f3f5f8 100%);
  color: #0f172a;
  font-family: 'Inter', 'Nunito', Arial, sans-serif;
  font-size: 18px;
}

header,
.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 14px 16px;
}

.site-header {
  /* position: sticky;
  top: 0;
  z-index: 20;*/
  backdrop-filter: blur(12px);
  background: linear-gradient(to bottom, rgba(248, 250, 252, 0.9), rgba(248, 250, 252, 0.7));
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
  border-bottom-right-radius: 20px;
  border-bottom-left-radius: 20px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
    font-weight: 750;
    font-size: 25px;
    color: #1434bb;
    letter-spacing: 0.03em;
    font-family: 'Nunito', Arial, sans-serif;
}

.main-nav a {
  margin-left: 18px;
  font-size: 14px;
  color: #6b7280;
  font-family: 'Nunito', Arial, sans-serif;
}

.main-nav a:hover {
  color: #2563eb;
}

.site-main {
  min-height: calc(100vh - 130px);
}

h1,
h2 {
  margin: 4px 0 6px 0;
  font-weight: 750;
  letter-spacing: 0.02em;
}

h1 {
  font-size: 30px;
  font-family: 'Nunito', Arial, sans-serif;
}

h2 {
  font-size: 20px;
}

.sub {
  margin-top: 4px;
  color: #94a3b8;
  font-size: 16px;
}

.grid {
  display: grid;
  grid-gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  margin-top: 18px;
  padding-bottom: 24px;
}

.tile {
  background: radial-gradient(circle at top left, #ffffff 0, #f9fafb 65%, #edf2ff 100%);
  border-radius: 18px;
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.08), 0 0 0 1px rgba(148, 163, 184, 0.16);
  padding: 14px 14px;
  display: flex;
  align-items: center;
  min-height: 50px;
  font-size: 16px;
  line-height: 1.3;
  cursor: pointer;
  transform: translateY(0) scale(1);
  transition: transform 0.14s ease-out, box-shadow 0.14s ease-out, background 0.18s ease-out;
}

.tile span {
    display: block;
    color: #1d4ed8;
    font-family: 'Nunito', Arial, sans-serif;
    font-size: 16px;
}

.tile:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.16), 0 0 0 1px rgba(129, 140, 248, 0.45);
  background: radial-gradient(circle at top left, #eef2ff 0, #f9fafb 65%, #e0edff 100%);
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  color: #1d4ed8;
}

.button {
  display: inline-block;
  padding: 11px 22px;
  background: linear-gradient(135deg, #2563eb, #4f46e5);
  color: #ffffff;
  border-radius: 999px;
  font-weight: 550;
  font-size: 15px;
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.35), 0 0 0 1px rgba(191, 219, 254, 0.8);
  margin-top: 20px;
  text-align: center;
}

.button:hover {
  background: linear-gradient(135deg, #1d4ed8, #4338ca);
}

form.tile {
  box-sizing: border-box;
}

form.tile label {
  display: block;
  margin-bottom: 10px;
  font-size: 14px;
}

form.tile input[type="text"],
form.tile input[type="password"],
form.tile input[type="file"],
form.tile select,
form.tile textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 7px 9px;
  margin-top: 4px;
  border-radius: 9px;
  border: 1px solid #cbd5f5;
  font-size: 14px;
  font-family: inherit;
  background: rgba(255, 255, 255, 0.9);
}

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.25);
  padding: 10px 0 18px 0;
  background: rgba(248, 250, 252, 0.98);
  font-size: 13px;
  color: #94a3b8;
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  header,
  .wrap {
    padding: 14px 12px;
  }

  .header-inner {
    flex-direction: row;
    align-items: center;
  }

  .logo {
    font-size: 18px;
  }

  .main-nav a {
    margin-left: 12px;
    font-size: 13px;
  }

  h1 {
    font-size: 24px;
  }

  .grid {
    grid-template-columns: 1fr;
    grid-gap: 12px;
  }

  .tile {
    border-radius: 16px;
    min-height: 58px;
    padding: 12px 12px;
    font-size: 14px;
  }

  .site-main {
    min-height: calc(100vh - 120px);
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}
.navibread {
    margin-bottom: 6px;
    font-size: 13px;
    color: #9ca3af;
    background: #f4e4f9;
    padding: 5px;
    border-radius: 5px;
}
.full-link {
    margin-top: 40px;
}
.if-link {
    color: #1434bb;
}