/* ======================================================
   Java 下载弹窗（2026 Game UI Pro）
   - 仅改样式：不改结构/不改 JS API（showModal/closeModal/downloadSelected）
   - 深色玻璃 + 霓虹描边 + 移动端底部抽屉
====================================================== */

:root{
  --jm-bg: rgba(6,8,16,.72);
  --jm-glass: rgba(14,16,28,.92);
  --jm-glass2: rgba(10,12,22,.86);
  --jm-stroke: rgba(255,255,255,.14);
  --jm-stroke2: rgba(255,255,255,.22);
  --jm-text: rgba(255,255,255,.92);
  --jm-text-dim: rgba(255,255,255,.72);
  --jm-sky: #40b6ff;
  --jm-pink: #ff4fb6;
  --jm-lav: #8c7bff;
  --jm-mint: #38ffd6;
  --jm-shadow: 0 32px 96px rgba(0,0,0,.62);
  --jm-ease: cubic-bezier(.22,.9,.22,1);
}

/* 遮罩 */
#versionModal.modal{
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: none;
  align-items: center;
  justify-content: center;

  padding:
    calc(16px + env(safe-area-inset-top))
    calc(14px + env(safe-area-inset-right))
    calc(16px + env(safe-area-inset-bottom))
    calc(14px + env(safe-area-inset-left));

  background:
    radial-gradient(1200px 740px at 50% 14%, rgba(0,0,0,.10), rgba(0,0,0,.72) 70%),
    linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.70));
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

#versionModal.modal.is-open{ display:flex; }

@keyframes jmOverlayIn{
  from{ opacity:0; }
  to{ opacity:1; }
}
@keyframes jmPop{
  0%{ opacity:0; transform: translateY(18px) scale(.96); filter: blur(2px); }
  60%{ opacity:1; transform: translateY(-2px) scale(1.01); filter: blur(0); }
  100%{ opacity:1; transform: translateY(0) scale(1); filter: blur(0); }
}

#versionModal.modal.is-open{ animation: jmOverlayIn .16s ease-out both; }

/* 面板 */
#versionModal .modal-content{
  width: min(560px, 94vw);
  max-height: calc(100vh - 160px);
  overflow: auto;

  border-radius: 26px;
  padding: 18px 18px 16px;
  position: relative;

  color: var(--jm-text);

  background:
    radial-gradient(620px 260px at 18% 12%, rgba(64,182,255,.16), transparent 62%),
    radial-gradient(620px 280px at 88% 18%, rgba(255,79,182,.12), transparent 62%),
    linear-gradient(180deg, var(--jm-glass), var(--jm-glass2));

  border: 1px solid var(--jm-stroke);
  box-shadow: var(--jm-shadow);

  animation: jmPop .28s var(--jm-ease) both;
  transform: translateZ(0);
  contain: layout paint;
}

/* 能量描边 */
#versionModal .modal-content::before{
  content:"";
  position:absolute;
  inset:-2px;
  border-radius: 28px;
  pointer-events:none;
  background:
    linear-gradient(90deg, rgba(64,182,255,0), rgba(64,182,255,.22), rgba(255,79,182,.18), rgba(64,182,255,0));
  filter: blur(12px);
  opacity:.65;
}
#versionModal .modal-content::after{
  content:"";
  position:absolute;
  inset: 10px;
  border-radius: 20px;
  pointer-events:none;
  background:
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) left top / 26px 1px no-repeat,
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) left top / 1px 26px no-repeat,
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) right top / 26px 1px no-repeat,
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) right top / 1px 26px no-repeat,
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) left bottom / 26px 1px no-repeat,
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) left bottom / 1px 26px no-repeat,
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) right bottom / 26px 1px no-repeat,
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)) right bottom / 1px 26px no-repeat;
  opacity:.55;
  mix-blend-mode: screen;
}

/* header */
#versionModal .modal-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,.10);
}

#versionModal .modal-header h2{
  margin:0;
  font-size: 18px;
  letter-spacing: .7px;
  font-weight: 900;
  color: var(--jm-text);
  text-shadow: 0 14px 36px rgba(0,0,0,.55);
}

/* close */
#versionModal .close{
  position: static;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  user-select:none;

  color: rgba(255,255,255,.92);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);

  transition: transform .18s var(--jm-ease), box-shadow .18s var(--jm-ease), background-color .18s var(--jm-ease);
}

#versionModal .close:hover{
  transform: translateY(-2px);
  box-shadow: 0 18px 44px rgba(0,0,0,.40), 0 0 0 10px rgba(64,182,255,0.10);
  background: rgba(255,255,255,.08);
}
#versionModal .close:active{ transform: translateY(0) scale(.98); }

/* body */
#versionModal .modal-body{ padding: 16px 0 10px; }

#versionModal .modal-body .field{
  display:flex;
  flex-direction:column;
  gap: 10px;
  position: relative;
}

#versionModal .modal-body label{
  font-size: 13px;
  color: var(--jm-text-dim);
  letter-spacing: .4px;
}

/* 小提示（不改HTML，用伪元素补） */
#versionModal .modal-body .field::after{
  content:"提示：选择版本后点击「确认下载」，推荐与整合包要求一致。";
  display:block;
  margin-top: 8px;
  font-size: 12px;
  color: rgba(255,255,255,.62);
}


/* select wrap：自定义箭头（原生 select 展开列表样式受系统限制） */
#versionModal .select-wrap{
  position: relative;
}
#versionModal .select-wrap::after{
  content:"";
  position:absolute;
  right:16px;
  top:50%;
  width:9px;
  height:9px;
  border-right:2px solid rgba(255,255,255,.88);
  border-bottom:2px solid rgba(255,255,255,.88);
  transform: translateY(-60%) rotate(45deg);
  pointer-events:none;
  opacity:.95;
}
#versionModal .select-wrap::before{
  content:"";
  position:absolute;
  right:42px;
  top:50%;
  width:1px;
  height:18px;
  transform: translateY(-50%);
  background: rgba(255,255,255,.10);
  pointer-events:none;
}

/* select */
#versionModal .modal-body select{
  width: 100%;
  height: 46px;
  padding: 0 44px 0 14px;

  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.16);

  color: rgba(255,255,255,.92);
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.05));

  box-shadow:
    0 14px 40px rgba(0,0,0,.35),
    inset 0 1px 0 rgba(255,255,255,.12);

  outline: none;

  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;

  cursor: pointer;

  /* 尝试影响系统弹层配色（支持与否取决于浏览器） */
  color-scheme: dark;

  transition:
    box-shadow .18s var(--jm-ease),
    border-color .18s var(--jm-ease),
    transform .18s var(--jm-ease),
    background-color .18s var(--jm-ease),
    filter .18s var(--jm-ease);
}

#versionModal .modal-body select:focus{
  border-color: rgba(64,182,255,.38);
  box-shadow: 0 0 0 4px rgba(64,182,255,.18), 0 0 0 8px rgba(255,79,182,.12);
  background: rgba(255,255,255,.08);
}

/* footer */
#versionModal .modal-footer{
  display:flex;
  justify-content:flex-end;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,.10);
  margin-top: 0;
}

#versionModal .modal-footer button{
  padding: 12px 14px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 16px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  user-select:none;
  margin-left: 0;

  color: rgba(255,255,255,.92);
  background: rgba(255,255,255,.06);

  transition: transform .18s var(--jm-ease), box-shadow .18s var(--jm-ease), background-color .18s var(--jm-ease), border-color .18s var(--jm-ease);
}

#versionModal .modal-footer button:hover{
  transform: translateY(-2px);
  box-shadow: 0 18px 44px rgba(0,0,0,.34);
  background: rgba(255,255,255,.08);
}

#versionModal .modal-footer button:active{ transform: translateY(0) scale(.99); }

#versionModal .modal-footer .download-btn{
  border-color: rgba(64,182,255,.24);
  background: linear-gradient(135deg, rgba(64,182,255,.96), rgba(255,79,182,.78));
  box-shadow:
    0 20px 56px rgba(0,0,0,.34),
    0 0 0 10px rgba(64,182,255,.10),
    inset 0 1px 0 rgba(255,255,255,.22);
}

#versionModal .modal-footer .download-btn:hover{
  box-shadow:
    0 26px 72px rgba(0,0,0,.44),
    0 0 0 12px rgba(255,79,182,.12),
    inset 0 1px 0 rgba(255,255,255,.26);
}

/* body 锁滚动（由 JS 加 .modal-open） */
body.modal-open{
  overflow: hidden !important;
  touch-action: none;
}

/* 移动端：底部抽屉 */
@media (max-width: 768px){
  #versionModal.modal{
    align-items: flex-end;
    padding: 0;
  }

  #versionModal .modal-content{
    width: 100vw;
    max-height: calc(100vh - 12vh);
    border-radius: 26px 26px 0 0;
    padding: 16px 14px 14px;
    animation: jmPop .26s var(--jm-ease) both;
  }
}

/* 无动画 */
@media (prefers-reduced-motion: reduce){
  #versionModal.modal.is-open{ animation:none !important; }
  #versionModal .modal-content{ animation:none !important; }
  #versionModal .modal-footer button,
  #versionModal .close,
  #versionModal .modal-body select{ transition:none !important; }
}

#versionModal .modal-body select:hover{
  border-color: rgba(255,255,255,.22);
  box-shadow:
    0 18px 52px rgba(0,0,0,.42),
    0 0 0 8px rgba(64,182,255,.10),
    inset 0 1px 0 rgba(255,255,255,.14);
  filter: saturate(1.06);
}

/* 选项列表（best-effort：Windows/Chrome 展开列表多数由系统控制） */
#versionModal .modal-body select option{
  background: #0e1020;
  color: rgba(255,255,255,.92);
}