/* assets/popup.css  (Dark Mode, match index.css) */

:root{
  --bg: #0b0f17;
  --muted:#95a3b8;
  --text:#eef2ff;
  --line: rgba(255,255,255,.10);
  --accent:#6ee7ff;
  --accent2:#a78bfa;
  --shadow: 0 22px 70px rgba(0,0,0,.62);
  --radius: 18px;
}

.popup-overlay{
  position: fixed;
  inset: 0;
  z-index: 99999;

  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;

  /* deeper overlay + subtle tint */
  background:
    radial-gradient(900px 520px at 20% 0%, rgba(110,231,255,.10), transparent 60%),
    radial-gradient(900px 520px at 90% 10%, rgba(167,139,250,.10), transparent 60%),
    rgba(0,0,0,.62);
  backdrop-filter: blur(6px);
}

/* popup container */
.popup-box{
  width: min(720px, 100%);
  max-height: calc(100vh - 32px);
  overflow: auto;
  position: relative;

  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);

  /* glass card like index */
  background:
    radial-gradient(700px 260px at 20% 0%, rgba(110,231,255,.12), transparent 55%),
    radial-gradient(700px 260px at 85% 100%, rgba(167,139,250,.12), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.018));

  color: var(--text);
  padding: 20px 18px;
  backdrop-filter: blur(12px);
}

/* top glow line */
.popup-box::before{
  content:"";
  position:absolute;
  left: 12px;
  right: 12px;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(110,231,255,.35), rgba(167,139,250,.35), transparent);
  opacity: .8;
  pointer-events:none;
}

/* close button */
.popup-close{
  position: absolute;
  top: 10px;
  right: 10px;

  width: 42px;
  height: 42px;

  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.22);

  color: rgba(238,242,255,.92);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;

  display: grid;
  place-items: center;

  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}

@media (hover:hover){
  .popup-close:hover{
    border-color: rgba(110,231,255,.28);
    background: rgba(110,231,255,.10);
    transform: translateY(-1px);
  }
}
.popup-close:active{ transform: scale(.98); }

.popup-content{
  padding-right: 52px; /* chừa chỗ cho nút X */
}

/* content typography (covers HTML from DB) */
.popup-content h1,
.popup-content h2,
.popup-content h3{
  margin: 0 0 10px;
  letter-spacing: .2px;
}

.popup-content h1{ font-size: 20px; font-weight: 900; }
.popup-content h2{ font-size: 17px; font-weight: 900; }
.popup-content h3{ font-size: 15px; font-weight: 850; }

.popup-content p{
  margin: 0 0 10px;
  line-height: 1.65;
  color: rgba(238,242,255,.82);
}

/* links inside popup content */
.popup-content a{
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dashed rgba(110,231,255,.35);
}
@media (hover:hover){
  .popup-content a:hover{
    color: rgba(238,242,255,.95);
    border-bottom-color: rgba(167,139,250,.55);
  }
}

/* lists */
.popup-content ul,
.popup-content ol{
  margin: 8px 0 12px 18px;
  padding: 0;
  color: rgba(238,242,255,.82);
}
.popup-content li{ margin: 6px 0; }

/* code blocks if admin inserts */
.popup-content code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12.5px;
  padding: 2px 6px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.25);
  color: rgba(238,242,255,.92);
}
.popup-content pre{
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.25);
  overflow: auto;
}

/* actions */
.popup-actions{
  margin-top: 14px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

/* base button */
.popup-actions .btn{
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: rgba(238,242,255,.90);

  padding: 10px 14px;
  border-radius: 999px;
  cursor: pointer;

  font-weight: 650;
  letter-spacing: .15px;

  transition: transform .12s ease, border-color .12s ease, background .12s ease, box-shadow .12s ease;
}

@media (hover:hover){
  .popup-actions .btn:hover{
    transform: translateY(-1px);
    border-color: rgba(255,255,255,.18);
    background: rgba(255,255,255,.07);
  }
}
.popup-actions .btn:active{ transform: scale(.99); }

/* primary */
.popup-actions .btn-primary{
  border-color: rgba(110,231,255,.30);
  background: linear-gradient(90deg, rgba(110,231,255,.14), rgba(167,139,250,.14));
  box-shadow: 0 10px 26px rgba(0,0,0,.30);
}
@media (hover:hover){
  .popup-actions .btn-primary:hover{
    border-color: rgba(110,231,255,.42);
    background: linear-gradient(90deg, rgba(110,231,255,.20), rgba(167,139,250,.20));
  }
}

/* Mobile */
@media (max-width: 480px){
  .popup-box{
    padding: 18px 16px;
    border-radius: 16px;
  }

  .popup-content{
    padding-right: 46px;
  }

  .popup-actions{
    justify-content: stretch;
  }

  .popup-actions .btn{
    width: 100%;
    text-align: center;
  }
}